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Community Outreach

Voluntary Environmental Stewardship Program (VESP)

Revised On: Feb. 4th, 2026 - 01:56 pm

The Voluntary Environmental Stewardship Program (VESP) recognizes and awards incentives to Arizona businesses and other organizations that have a good history of environmental compliance and strive to go beyond what is legally required to protect public health and the environment. Participants in the program can access tools and strategies that support their existing environmental programs and find opportunities to further reduce costs and spur innovation. 

Why Should You Join?

Numerous incentives are available to organizations participating in ADEQ’s Voluntary Environmental Stewardship Program:

  • ADEQ’s public recognition of your organization’s stewardship commitment
  • Reduced inspection frequency
  • Coordination of multiple onsite inspections
  • Reduced reporting requirements
  • Advance notification of inspections and enforcement rulings

How Does My Business Apply For VESP?

Collaborate on environmental quality issues and support our mission to protect and enhance public health and the environment by participating in VESP today. Organizations and businesses can join VESP for free | Apply > | Application User Guide >

Know someone making a difference for our Arizona environment? Nominate them for VESP:

ADEQ encourages Arizonans to actively participate in VESP by nominating individuals, companies, or organizations in their local community who are making remarkable contributions to Arizona's environment. To nominate an individual, business or other organization for VESP consideration, complete the online form | Nominate >

The form requests the following:

  • Your Name and Contact Information
  • Nominee Name and Contact Information
    • Provide the full name and contact details of the individual, business, or organization you are nominating.
  • Reason for Your Nomination
    • Briefly share the reasons behind your nomination. Highlight the nominee's significant environmental achievements or stewardship efforts.
  • Additional Supporting Information
    •  Attach any relevant website links, documents, photos, or other materials that support your nomination.

Recognition Levels 

There are five levels of recognition (from Copper to Platinum) that an organization can earn based on environmental achievements. An additional designation of Superior Compliance History is available to regulated facilities that have not had an environmental violation within three years of application and while a member of the VESP. The five levels are as follows: 

Copper — This is a one-time recognition issued annually for partnerships, collaborations, or regulated facilities that have completed a project that resulted in measurable improvements to the environment.

Bronze — Three-year recognition available to regulated facilities that don't have any violations on record with any environmental regulatory agency within the past three years. Recipients must maintain this compliance record while a member of the program.

Silver — Three-year recognition available to organizations that have made a measurable environmental improvement and commit to measuring continuous improvement while a member of the program.

Gold - Three-year recognition available to organizations that have met the Silver Level standard and committed to developing and maintaining an Environmental Management System (EMS) within three years of membership in the program.

Platinum — Three-year recognition available to any facility or organization that has met the Gold Level standard, has a functioning EMS with at least one fully completed audited EMS cycle, and commits to community outreach.

VESP Members by Level: 

A

ADOT's Volunteer Adopt A Highway — June 2023
For Arizona's Adopt A Highway Volunteer program that began in 1988 under Arizona Governor Rose Mofford. The program’s participation has grown from 100 organizations in the first two years to more than 1,100 volunteer groups in 2023, cleaning almost 2,000 miles of landscape along state highways.

Aravaipa Running — August 2019
Integrated recycling and reuse measures into race events.  For example, reusable cups are used at the hydration stations instead of single-use cups that end up discarded after each race.

Amici Catering — August 2020

B

Babbott Homebuilder (Flagstaff) — July 2023
For building a one-bedroom, one-bathroom, 600-square-foot house using construction-grade building blocks made from 2 tons of unrecyclable plastics, as part of a 2019 county program with the goal of encouraging innovation in building across northern Arizona.

Brighten the Path — May 2022
For ongoing volunteer efforts conducting litter pickup events to protect and enhance public health and the environment in the City of Benson.

ByFusion Company — July 2023
For their innovation in creating ByBlocks using recycled plastics that are otherwise not generally recyclable.

C

Chino Valley Town Complex — August 2022

City of Tempe — Tempe Grease Cooperative — June 2015
An innovative partnership between the City of Tempe and its restaurants to better manage fats, oils and grease.

City of Tucson Council Member Kozachik — July 2023
For piloting a plastic diversion program by partnering with the start-up company ByFusion, which creates construction-grade blocks from unrecyclable plastics. The initial pilot project in August of 2022 collected more than 88 tons of plastic waste, with plans to expand the program citywide.

City of Tucson's Environmental and General Services Department Zero Waste Event — December 2022
For organizing a free zero waste collection drive for Tucson and the surrounding areas, as part of a community collaboration to provide a resource for local households looking to safely and responsibly reuse and recycle their commonly used goods. This collaboration is made possible through the support of Pima County Environmental Quality, Tucson Clean and Beautiful, City of Tucson General and Environmental Services, Goodwill of Southern Arizona, and Mrs. Green’s World.

D-E

El Charro Hipster — August 2019
Eliminated the need for dishwashing energy/water by sending dirty compostable plates to compost.

Escuela Manzo Elementary School — August 2019
Maintains a gardening program in the school curriculum that includes a community garden and rain-catching systems.

F

Farms CSA — August 2020

Friends of the Santa Cruz River (FOSCR) — June 2023
For educating and advocating with passion for the Santa Cruz River, conducting numerous trash cleanups and partnering with ADEQ on the Community Science program, collecting more than 1,200 water quality records to help monitor the health of our waters, and informing measures to protect our waters for future generations.

G

Gila Watershed Partnership of Arizona — June 2022
For hosting San Francisco River Cleanup Events, removing trash to protect and enhance the San Francisco River.

Growly — August 2020

Greater Flagstaff Forests Partnership (GFFP), Campbell Global, Dakota Logging, and Northern Arizona Healthcare — September 2022
In completing the 2021 Healthy Forest Initiative Grant Program awarded to Greater Flagstaff Forests Partnership by the Arizona Department of Forestry & Fire Management. This grant program in partnership with Campbell Global, Dakota Logging, and Northern Arizona Healthcare improves forest health by reducing hazardous fuels, thereby mitigating severe wildfire risk to infrastructure components that are essential to Coconino County and the City of Flagstaff.

H

Hotel Congress — August 2019
Recognized for their commitment to sustainability and conservation. For example, eco-friendly technology installed at the hotel has saved over 1.5 million gallons of water since 2007.

K

Keith and Pam Webb — February 2018
Started a paper recycling program in Southern Navajo County, diverting from area landfills four tons of mixed waste paper per week, or approximately 1,000 tons from 2012 – 2017.

L

Larson Waste Inc. — February 2018
Provided assistance to Keith and Pam Webb with a paper recycling program.

Lone Cactus Egg Farm — Rose Acre Farms — January 2023
Nominated by the Bouse community to recognize the great corporate citizenship of Lone Cactus Egg Farm for their outstanding accommodation to contain odors from their large chicken farm, as well as, for proactively communicating with the community about operational changes that may affect them.

M

Mesa High School — June 2016
Created a natural Sonoran desert ecosystem and outdoor classroom where students, faculty and community can learn about indigenous flora and fauna, local geologic characteristics, and our relationship with the sun.

N

Nissan Test Center North America - August 2020 | Renewed 2023

O

Organic Hair Lab — August 2019
Partners with a business that takes excess hair coloring products, used foils, and hair clippings to be recycled or repurposed. They also use low-flow shower heads, Energy Star-certified equipment, and repurposed furniture.

P - R

Pacific Scientific Energetic Materials Company — January 2022
Cleaned up 270 pounds of trash at Bartlett Lake.

Pima County Department of Environmental Quality — Automated Consumer Confidence Reporting — May 2023
For developing a tool that shortens review time and improves the accuracy creating and evaluating Consumer Confidence Reports required by community public water systems.

Pinnacle Presbyterian Church — August 2019
Used a community art project to divert landfill/recycling waste.

Prescott Creeks Preservation Association & City of Prescott/Yavapai County — May 2022
For cleaning up a total of 51.7 tons of trash to protect and enhance public health and the environment with 7045 community volunteers working together to achieve a common goal (2007-2022).

S

Salt River Project Coronado Generating Station — October 2017
Sponsored a free household hazardous waste collection event for residents of St. Johns, Arizona.

Santa Cruz Shining AZ — May 2023
For educating the residents and businesses of Santa Cruz County about the benefits of living in a pollution-free environment and for providing resources for cleanups with a focus on the Santa Cruz River ecosystem, such as the cleanup of a small portion of the river that involved 120 volunteers working for more than four hours to remove 110 tires, a refrigerator and other waste, filling around 300 trash bags.

Save the World Compost — March 2023
For a group of 5 youths that created and are operating a composting program for their neighborhood. The program benefits the environment by diverting materials from landfills, which also reduces landfill methane releases.

Sequoia Village School — April 2015
Recognized as an Arizona Environmentally Healthy School and implemented all recommendations of the Source Water Protection Plan for the school's drinking water system.

Solana Generating Station — September 2020
Acquired used concrete that would have otherwise been sent to landfill and applied it onsite to secure retention basins, preventing erosion.

Solana Generating Station — September 2020
For sustaining a recycling project including cans, plastic bottles, scrap metal and cardboard. The cans and bottles are donated to the local school in Gila Bend and the school uses the proceeds to fund programs.

Solana Generating Station — June 2021 
Replacement of more than 97 percent of our fluorescent light bulbs with LEDs throughout Solana’s facility. More than 200 pounds of old fluorescent lights have been sent to the Waste Management LampTracker.

Solana ISO 14001 — December 2022
For receiving ISO certification in 14001 as part of a voluntary effort to remain a leader in Environmental, Social, and Governance (ESG) and Sustainability, and tracking of environmental aspects and impacts.

Solid Waste Clean-up Near the Colorado River — October 2022
For the Yuma County’s Sheriff's Office initiating a clean-up near the Colorado River, in collaboration with the Department of Development Services, who helped in organizing this event and Public Works who provided heavy equipment to properly dispose of the waste. Resources and funding were provided by Yuma Catholic High School (5 coaches and 37 student volunteers) and other local, state and federal agencies, and public/private sectors. This voluntary effort resulted in the collection of 11 tons of illegal waste, 22 tires, and 4 appliances.

Sonoran Institute — June 2023
For their work on continued restoration, education and advocacy for the Santa Cruz River through research, publications and regional events that connect people and communities with the natural resources that nourish and sustain them.

Sun Tran — October 2022
Sun Tran was the first public transportation system in Arizona to launch electric buses in 2021 and will receive a $12M Federal Transit Administration Low or No Emissions Grant for 19 electric vehicles and 10 charging stations to expand their electric fleet.

Sportsman’s Warehouse — June 2022
For Wildcat Cleanup Event at the Porter Mountain Cinder Pit, clearing bulk trash to fill a 30 yard roll off container.

SRP Coronado Generating Station — September 2019
Volunteered to assist ADEQ with removing unused magnesium chloride illegally abandoned on ranching property, thus expediting cleanup and reducing waste generation by finding a productive use for the material.

SRP Shade Tree Program — November 2022
For distributing desert-adapted shade trees to customers, helping improve air quality.

Stardust Building Supplies — August 2019
For providing sustainable construction and deconstruction services through reuse of salvaged or donated materials.

Stryker Sustainability Solutions — August 2020

T - V

TEP Trees for You — November 2022
For work distributing more than 152,000 shade trees across metropolitan Tucson since 1992, helping communities save energy and beautify their neighborhoods.

TEP — Operation Certifications (Springerville Plant) — March 2023
For Tucson Electric Power’s significant in-kind contribution to elevating  Northeastern Arizona water/wastewater operators by providing local resources, such as a week-long trainer and meals at no cost to attendees, and working with Gateway Community College to administer testing at their power plant.

Town of Marana — June 2021
Marana Water Treatment Campuses for PFAS and 1,4-dioxane.

Treasures 4 Teachers — August 2019
Recognized for school supply reuse program.

Tucson Electric Power Springerville Generating Station — October 2017
Sponsored a free household hazardous waste collection event for residents of Springerville and Eagar, Arizona.

Tucson Million Trees Initiative — November 2022
For working to plant one million trees by 2030 to increase the city’s tree canopy and enhance the environment.

W - Z

Wholesum Harvest — August 2019
Developed sustainable organic farming practices. Some examples include efficient water usage with recirculation up to three times at a 40 percent recirculation rate and controlled environment barriers that are used to keep out unwanted pests/bugs instead of using chemicals.

200A - Joined August 2023

A

A Petersen Water Company - Joined January 2025

ABC Nissan - Joined July 2019; Renewed May 2021

Abbott Nutrition - Joined June 2025

ABC Nissan - Joined April 2018

ACT Enviro - Joined February 2023

ACO Polymer Products - Joined September 2025

ACS, LLC - Joined October 2025

ACT ENVIRO - Joined February 2023

Acura North Scottsdale - Joined April 2019

Acura of Peoria - Joined April 2019

Acura of Tempe - Joined November 2024

ADOT | Equipment Services - Joined July 2021

ADOT | Flagstaff Maintenance - Joined September 2022

ADOT | Holbrook shop - Joined February 2025

Advanced Material Technologies - Joined February 2023

Advanced Septic Services LLC - Joined February 2023

Aguila Transfer Station - Joined March 2019

Aguila Transfer Station Waste Tire Collection Site- Joined Marcdh 2019

Air Products & Chemicals Inc - Joined March 2023

Airpark Partners - September 2023

Alsco Uniforms - Joined October 2022

Alvarez Auto Center - Joined November 2023

Ajo Improvement Company - Joined April 2023

Ajo Landfill - Joined September 2021

American Furniture Warehouse Marana - Joined August 2024

Antelope Pit - January 2024

Anthem Water Campus - Joined February 2019; Renewed February 2022

Apache Facility - Joined July 2023

Apache Generating Station - Joined October 2022

Apache Water Production Facility - Joined August 2019

Apex – Cemex - Joined July 2022

Apple Annie's Orchard, INC. - Joined January 2025

APS Fairview Generating - Joined October 2022

APS - Marine Corps Air Station - Joined October 2022

Arizona Flexible Packaging - Joined February 2022

Arizona General Engineering - Joined January 2023

Arizona Medical Waste, LLC - Joined August 2023

Arizona Nut Company - Joined June 2021

Arizona Office - Joined February 2022

Arizona River Runners - Joined August 2025

Arizona Water Company | Bisbee - Joined January 2023

Arizona Water Company | Miami Claypool - Joined April 2023

Arizona Water Company  | Pinetop Lakes - Joined January 2023

Arizona Water Company | Sierra Vista - Joined April 2023

Arizona Water Company  | Winkelman - Joined April 2023

Arizona Water Oil Service, Inc. - Joined May 2022

Arrowhead BMW - Joined January 2023

Arrowhead Honda - Joined January 2023

Asarco | Mission Complex - Joined April 2024

Atlas Logistics - Joined March 2023

Audi North Scottsdale - Joined December 2022

Auto Action - Joined November 2022

AutoNation Chevrolet Arrowhead - Joined July 2021

AutoNation Chevrolet Gilbert - Joined April 2024

AutoNation Chevrolet Mesa - Joined July 2025

AutoNation Honda Chandler - Joined September 2024

AutoNation Honda Tucson Auto Mall - Joined July 2019; Renewed August 2022

AutoNation Nissan Tempe - Joined November 2022

AutoNation Purchasing Center - Joined November 2022

AutoNation USA Phoenix - Joined June 2023

AutoNation USA Phoenix-Avondale - Joined June 2023

Auto Solutions - Joined December 2020

Avondale Nissan - Joined October 2022

Avondale Toyota - Joined November 2022

AZG&F Page Springs Hatchery - Joined February 2018; Renewed May 2021

AZ Waste Oil Service, LLC - Joined May 2022

AZ State Parks Picacho Peak - Joined September 2025

AZG&F Page Springs Hatchery - Joined March 2018

B

B & G Auto Sales - Joined March 2018

Badger Creek Waste Collection Area - Joined June 2023

BAE Systems - Joined February 2023

Bearizona Public Water System - Joined November 2022

Beaver Dam DWID - Joined October 2018

Bella Vista Water South - Joined April 2023

Bella Vista City Water System - Joined June 2023

Bell Ford Emission Testing - Joined February 2023

Bell Collision Center - Joined September 2025; 

Bell Ford - Joined February 2020; 

Bell Honda - Joined October 2018; Renewed February 2022

Bell Honda - Joined July 2020

Bell Road Toyota - Joined May 2022

Bella Vista City Water City - Joined June 2023

Best Auto - Joined July 2023

Benson Transfer Station - Joined April 2021

B&G Auto Sales - Joined August 2022

BHPO Miami Unit  - Joined August 2023 

BHVT Motors LLC - Joined November 2018

Big 3 Automart Superstore - Joined August 2020

Bill's Oak Grove Gas & Foodmart Inc - Joined April 2024

Bisbee Chevron - Joined August 2024

Bisbee Transfer Station - Joined May 2023

Blue Solid Waste Transfer Station - Joined August 2022

Black Canyon City Domestic Water Improvement District - November 2024

Black Canyon City Solid Waste Transfer Station - September 2023

Black Mountain Police Precinct - April 2025

BMW North Scottsdale - Joined February 2022

Boeing Company - Joined May 2018; Renewed February 2022

Buckhead Mesa Landfill - Joined February 2018; Renewed May 2021

Buckskin Sanitary District | WWTP - Joined April 2025

Butterfield Station Landfill - Joined November 2018; Renewed February 2022

C

C-Oasis Park - Joined April 15

Caballero Dairy Farms - Joined October 2023

Cactus Jacks Camelback - Joined September 2024

Cactus Transport - Joined February 2022

Calportland Company | West 43rd Avenue Plant - Joined October 2023

Calportland Company | Highley RMC Plant - Joined September

Camelback Toyota - Joined August 2021

Camp Verde Transfer Station - Joined November 2018; Renewed August 2022

Camp Verde WTCS - Joined October 2022

Caravan Oasis RV Park - Joined June 2023

Carmax #7249 - February 2024

CarMax #6170 - Joined December 2024

Casa Grande Landfill - Joined June 2025

Casa Malpais Campground - Joined October 2025

Cave Creek Transfer Station (Maricopa County) - Joined April 2019

Cave Creek Transfer Station (Republic Services) - Joined April 2025

Cave Creek Transfer Station WTCS - Joined April 2019

Cedar Hills - Joined December 2021

Central Buckeye Wastewater Treatment Plant - Joined February 2023

CEMEX - Joined July 2023

CEMEX - C&S Globe Plant - Joined October 2024

CEMEX - Flagstaff Plant - Joined October 2024

CEMEX Maricopa County - Joined July 2023

CEMEX Pima County - Joined July 2023

CEMEX USA1 - Joined July 2023

CEMEX - West Valley Plant - September 2023

Central Buckeye Wastewater Treatment Plant - Joined February 2023

Centurion Medical Products - Joined December 2021

Chapman AutoShow - Joined December 2024

Chaparrel Store - Joined April 2022

Chapman Chevrolet-Izuzu - Joined November 2024

Chapman Collision Center - Joined August 2021

Chapman Ford - Joined November 2022

Chapman Honda - Joined December 2021

Chapman Hyundai of Scottsdale - Joined November 2023

Chapman Used Cars on Speedway - Joined September 2024

Chapman Value Center - January 2021 | Renewed 2024

Chaparral Motel and Mini-Mart - Joined April 2022

Cherry Creek Substation - Joined January 2025

Chevron Self Serve 15 - Joined May 2025

Chiricahua National Monument - Joined March 2024

Chloride Quarry - Joined December 2020

Cholla Generating Station - Joined June 2022

Cholla Generating Station - Fly Ash Handling - Joined November 2022

Cibola Transfer Station - Joined May 2023

Circle K | Store #2706356 - Joined October 2023

City of Avondale – Water Reclamation Facility - Joined October 2022

City of Benson - WWTF - Joined August 2017

City of Buckeye - Fleet Maintenance - Joined August 2025

City of Chandler – Municipal Water Department - Joined September 2021

City of Chandler - Solid Waste Transfer Station - Joined September 2021

City of Chandler - WWTP - Joined September 2021

City of Cottonwood - WWTF - Joined August 2017

City of Cottonwood Riverfront WRF - Joined November 2024

City of Coolidge - WWTP - Joined November 2025

City of Flagstaff - Hazardous Products Center - Joined July 2023

City of Flagstaff | Household Hazardous Waste Facility - Joined March 2023

City of Flagstaff | Rio de Flag Water Reclamation Facility - Joined December 2024

City of Flagstaff | Wildcat Hill WWTP - Joined June 2021

City of Glendale | Waste Tire Collection System - Joined June 2023

City of Glendale | Fleet Management - Joined August 2025

City of Goodyear | Corgett Wash WRF - Joined February 2023

City of Holbrook | Solid Waste - Joined July 2023

City of Kingman | Diagonal Wash Sewer Interceptor - Joined April 2023

City of Kingman – Hilltop WWTP - Joined January 2022

City of Lake | Havasu City - Island WWTP  - Joined August 2023 

City of Mesa | East Mesa Service Center - Joined March 2019

City of Mesa | Fire Department - Joined March 2019; Renewed May 2022

City of Mesa | Greenfield Water Reclamation Plant - Joined October 2020

City of Mesa | Southeast Water Reclamation Plant - Joined February 2018

City of Mesa | Greenfield Water Reclamation Plant - Joined October 2020 | Renewed 2023

City Of Mesa | Fleet Services - Joined June 2025

City of Nogales - Joined December 2023

City of Page Municipal Solid Waste Landfill - Joined June 2023

City of Peoria | Butler Drive WRF - Joined February 2023

City of Peoria | Fleet Maintenance - Joined October 2025

City of Phoenix | Desert Horizon Police Station - Joined October 2025

City of Phoenix | Fire Operations Center - Joined July 2019; Renewed May 2022

City of Prescott | Airport  - Joined May 2022

City of Safford | Gila Resources WRP - Joined July 2022

City of Saint Johns | Water - Joined August 2019; Renewed August 2022

City of San Luis | San Luis East WWTP - September 2023

City Of Scottsdale | Corporate Yard - Joined July 2024

City Of Scottsdale | Fleet Station - Joined August 2023

City Of Sedona | Wastewater Reclamation Plant - Joined May 2024

City Of Somerton | Public Safety Facility - Joined November 2024

City of Tombstone | Transfer Station - Joined July 2023

City of Tucson | Price Service Center - Joined February 2022

City Of Tucson | Southeast Houghton Area Recharge Project - Joined December 2024

City of Tucson | Water System - Joined August 2017; Renewed May 2021

City of Winslow | Transfer Station - Joined July 2022

Clear Springs Utilities - Sunnsite - Joined January 2025

Cliff Dwellers Lodge - Joined September 2024

Coca-Cola Bottling Co Of Arizona - Joined June 2025

Coca-Cola Bottling Facility - Joined February 2022

Cochise County | Regional Landfill - Joined December 2021

Cochise County | Willcox Transfer Station - Joined June 2025

Coconino County - Page Wtcs - Joined December 2024

Concho Transfer Station - September 2023

Community Water Company of Green Valley - Joined April 2023

Congress Transfer Station - Joined July 2022

Cottonwood Transfer Station - Joined February 2022

Copper Mountain Landfill - Joined November 2018; Renewed February 2022

Copper Rim Elementary School - Joined July 2024

Coronado Generating Plant - Joined January 2022

Coronado Generating Plant – Solid Waste Landfill - Joined June 2023

Coulter Infiniti - Joined June 2022

Country Store - Joined February 2019

Courtesy Chevrolet - Joined June 2019

Cottonwood Transfer Station - Joined February 2022

Country Store - Joined February 2019; Renewed February 2022

Courtesy Chevrolet - Joined August 2019; Renewed August 2022

Coulter Infiniti - Joined November 2024

Creek Side Mobile Village - Joined February 2025

Cross Hill Material Source - Joined December 2021

Crosscut Facility - Joined January 2022

Croycroft Auto Sales  - Joined November 2021

Cyprus Copperstone Gold Mine - Joined April 2024

D

Dave's Fast Stop - February 2024

Deer Valley High School - Joined March 2022

Desert Gas, LP - Joined August 2020; Renewed August 2023

Desert Gas, LLC - August 2020 | Renewed 2023

Desert Toyota Of Tucson - Joined January 2025

Dickman & Sons Dairy - Joined April 2025

Dole Fresh Vegetables - Joined October 2025

DPE Materials -  Blaisdell Facility - Joined May 2023

Dragoon Rural Transfer Station - Joined October 2024

Dynamite Auto Sales - Joined May 2025

E

Eagar Fire Department - September 2023

Earnhardt Cadillac - Joined September 2020; Renewed September 2023

Earnhardt North Scottsdale Hyundai - Joined September 2020

East Valley Nissan - Joined March 2022

Ehrenberg Compressor Station - Joined July 2021

Ehrenberg Improvement Association - Joined January 2025

El Paso Natural Gas - Willcox Compressor Station - Joined March 2021

El Paso Natural Gas Company - Wenden Compressor Station - LaPaz County - Joined February 2022

El Paso Natural Gas Co - Alamo Lake Compressor Station - Joined March 2021

El Paso Natural Gas Co - Castle Dome Compressor Station - Joined March 2021

El Paso Natural Gas Co - Cimarron Compressor Station - Joined March 2021

El Paso Natural Gas Co - Dutch Flat Compressor Station - Joined March 2021

El Paso Natural Gas Co - Flagstaff Compressor Station - Joined March 2021

El Paso Natural Gas Co - Hackberry Compressor Station - Joined March 2021

El Paso Natural Gas Co - Mojave Topock Compressor Station - Joined March 2021

El Paso Natural Gas Co - San Simon Compressor Station - Joined March 2021

El Paso Natural Gas Co - Seligman Compressor Station - Joined April 2020

El Paso Natural Gas Co - Wenden Compressor Station - Joined August 2018

El Paso Natural Gas Co - Williams Compressor Station - Joined March 2021

Elfrida Rural Transfer Station - December 2023

Emerald Canyon Golf Course - Joined March 2023

Environmenta Management Utility Services - Joined October 2018

Express Fuels - December 2023

F

Fast Auto LLC - Joined March 2022

Flagstaff Medical Center - Joined July 2022

Foothills Utilities Kingman East - Joined September 2022

Fort Valley Gaser - Joined December 2023

Fredonia Transfer Station - Joined May 2025

Freeport - Mcmoran Morenci Transfer Station - Joined June 2025

Frito Lay - Joined September 2021

  • Casa Grande Facility
  • Phoenix Facility
  • Vehicle Emissions Compliance

Freeway Chevrolet - Joined January 2022

Frito Lay - Joined August 2021

Ford Lincoln Mercury - Joined October 2021

Fort Thomas Solid Waste Transfer Station - Joined November 2021

Fort Valley Gaser - December 2023

G

Gateway Chevrolet - Joined August 2021

Gila Bend Pilot Travel Center - Joined February 2022

Global Water Santa Cruz Water Company - Joined April 2020

Global Water-Red Rock Wrf - Joined March 2024

Go Auto Sales Llc - Joined March 2022

Government Hill Water System - Joined August 2024

Grand Canyon Railway - Locomotive Shop - Joined March 2022

Gray Wolf Regional Landfill - Joined November 2022

Green Valley Pecan - Joined October 2024

Greengate Fresh - Joined December 2024

Griffith Power Plant - Joined May 2021

H

Hanson Aggregates - Asphalt Batch Plant #1 - Joined December 2018

Hanson Aggregates - Crusher Screener - Joined December 2018

Hassayampa Transfer Station - Joined February 2019

Hatch's Corner Gas - December 2023

Healthcare Medical Waste Services - Joined April 2025

Heber Overgaard Fire District - Joined January 2024

Heritage Environmental Service - Joined November 2021

Horne Kia - Joined October 2024

Humbolt Water System - Joined December 2022

I

Ideal Cars - Joined February 2025

Ina Road Transfer Station - Joined September 2022

International Paper - Joined March 2023

Inhance Technologies, LLC - January 2024

J

JD Byrider - Joined September 2021

Jim Click Automotive Team - Tucson - Joined October 2018; Renewed February 2022

Jim Click - Joined May 2023

  • Ford
  • Lincoln
  • Mercury
  • Nissan

Jomax WRF - Joined February 2023

Jordan Manufacturing, Inc. - Joined November 2024

Joseph City Solid Waste Transfer Station - January 2024

K

Kary Environmental Services, Inc. - Joined August 2025

Kalamazoo Materials Incorporated - Chloride Quarry - Joined December 2020

Kingman Transfer Station - Joined August 2019; Renewed August 2022

Kitchell Contractors, Inc of Arizona - MIHS - RSVT Parking Lot - Joined November 2021

Klondyke Solid Waste Transfer Station - Joined August 2023 

Knauf Insulation Inc - Joined January 2023

L

L3-Communications - Joined May 2018

Larry H Miller Dodge RAM Tucson - Joined June 2023

Larry H Miller Hyundai - Joined June 2022

Larry H Miller Volkswagen - Joined February 2025

Laguna Mobile Home and RV Park - Joined October 2021

Lhoist North America of Arizona - Douglas - February 2024

Lifted Trucks  - Joined January 2022

Litchfield Park Service - Palm Valley WRF - 815 - Joined January 2018

Lone Cactus Egg Farm – Rose Acre Farms - Joined February 2023

Los Reales Landfill - Joined May 2023

M

Marana Municipal Pws - Joined September 2022

Maricopa County Transfer Stations - Joined March 2019

  • Aguila
  • Cave Creek
  • Hassayampa
  • New River
  • Morristown
  • Rainbow Valley

Maricopa County Waste Tire Collection - Joined March 2019

  • Aguila
  • Cave Creek
  • Hassayampa
  • New River
  • Morristown
  • Rainbow Valley

Mayer Transfer Station - Joined May 2022

Mercedes Benz of Tucson - February 2024

Meteor Crater Gas Station - Joined August 2018; Renewed November 2021

Mesa Unified School District - Maintenance Facility - Joined March 2020

Mission Linen Supply - Joined July 2022

Morman Lake Properties Llc Dba Morman Lake Lodge - Joined May 2025

Musket - Joined March 2022

  • Kingman Terminal 
  • Winslow Terminal 

N

NAU Composting - Joined September 2020

Navajo County - Halbrook Complex North County Waste Tire Collection - Joined October 2024

Navajo County - South Yard Road Waste Tire Collection Site - Joined October 2024

New Deal Preowned Autos - Joined May 2024

Nissan Test Center North America - Joined August 2020; Renewed August 2023

Nissan Test Center North America - August 2020 | Renewed 2023

Nora’s Ranch Warehouse - Joined October 2025

Noro BioPower, LLC - November 2020 | Renewed 2023

North Gila Valley Transfer Station and WTCS - Joined May 2023

Northwest Fire District - February 2024

Northern Arizona VA Healthcare System - Joined July 2018; Renewed February 2022

Northern Gila American Gulch - Joined February 2019; Renewed February 2022

Novo Power, LLC - Joined December 2020

Nutrioso Transfer Station - Joined November 2025

O

Olson's Seligman Mini Mart - Joined October 2023

O'Rielly Chevrolet - Joined January 2021 | Renewed 2024

Orange Grove Fleet - Joined May 2025

P

Page Concrete - Joined May 2022

Page Fire Department - Joined July 2023

Painted Desert Landfill - Joined February 2022

Paulden Transfer Station - Joined September 2021

Payson Transfer Station - Joined May 2023

Payson Water - Geronimo Estates - Joined December 2024

Pffj Llc - Snowflake Cafo - Joined October 2024

Phoenix Cement - Joined December 2021

Pima County Augua Nueva WRF - Joined August 2017

Pima County Fleet Services - Joined August 2017; Renewed February 2022

Pima County Tres Rios WWRF - Joined August 2017

Phoenix Cement - Joined December 2021

Prescott Valley C&D Landfill - Joined September 2024

Prescott Valley Transfer Station - Joined November 2023

Pride Travel Center #1215 - Joined May 2024

Printpack, Inc.  - Joined June 2022

Pure Wafer Inc. - Joined March 2022

Q

Quad Cities Hauling - Joined September 2024

Quartzsite Transfer Station - Joined May 2024

Quebedeaux Buick – GMC - Joined January 2023

Quik Trip #1461 - Joined February 2023

Quik Trip #1483 - Joined March 2023

Quik Trip #449 - Joined January 2023

Quik Trip #472 - Joined January 2023

Quik Trip #488 - Joined February 2023

Quiktrip #400 - Joined October 2022

Quiktrip #404 - Joined November 2022

Quiktrip #407 - Joined November 2022

Quiktrip #409 - Joined December 2022

Quiktrip #411 - Joined December 2022

Quiktrip #425 - Joined November 2024

Quiktrip #426 - Joined September 2023

Quiktrip #427 - Joined December 2024

Quiktrip Corporation #423 - Joined April 2023

Qwest Corporation - Joined August 2022

R

Rio Salado Pit - Joined August 2021

Right Honda - Joined October 2024

Right Toyota - Joined October 2024

Rock Solid Auto Center - Joined June 2022

Robert Horne Ford - Joined August 2019; Renewed August 2022

Rogers Corporation - Joined May 2018; Renewed February 2022

  • Chandler/Dobson
  • Roosevelt

Round Valley Transfer Station - Joined May 2023

Rodeo Qcc, Inc. - Joined May 2025

S

Safeway Fuel - Flagstaff - Joined July 2024

Safford Valley Cotton Growers Cooperative, Inc. - Joined August 2023 

Saint David Transfer Station - Joined November 2023

Sahuarita Landfill - Joined October 2024

Salt River Project - Coronado Generating Plant - Joined January 2022 

Salt River Project – East Valley Garage - Joined January 2022

Salt River Project – West Valley Garage - Joined January 2022

Sam's Club #6205 Gas Station - December 2023

Sanders Transfer Station - Joined November 2025

Sands Chevrolet - Joined April 2023

San Tan Ford - Joined December 2021

San Tan Hyundai - Joined December 2021

Sierra Estrella Sanitary Landfill - Joined November 2025

Septage/Liquid Waste Hauler - Joined May 2022

Septage/Liquid Waste Hauler - Joined February 2023

Skull Valley Solid Waste Transfer Station - Joined May 2023

Shutterfly Inc - Joined May 2018; Renewed February 2022

Springerville Generating Station - Joined August 2017

Sr-189 Nogales - Joined September 2025

SRP:

  • Crosscut Facility - Joined January 2022
  • East Valley Garage - Joined January 2022
  • Tempe Service Center - Joined January 2022
  • West Valley Garage - Joined January 2022

Stockton Hill Farms - Joined February 2021

Sturm Ruger & Company, Inc. - Joined December 2020

Skull Valley Swts - Joined May 2023

Sonoita-Elgin Fire Station - Joined November 2024

Sonoita-Elgin Landfill - Joined November 2025

Sonoita-Elgin Fire Station - Joined November 2024

Sonoita-Elgin Landfill - Joined November 2025

Suburban Transfer Station (Allied Waste Yuma) - Joined September 2021

Sundog Transfer Station - Joined August 2018; Renewed November 2021

Sun Tran - Joined September 2022

Swift Travel Center - Joined July 2021

T

TBS Waste Transfer Station - Joined January 2025

TEXACO - Joined April 2022

  • #60-349-1000
  • #60-349-0339
  • #60-349 0332
  • MAX MINI MART LTD

Thermo Fluids, Inc. - Joined March 2022

The Other Guy’s Automotive - Joined December 2024

Thoroughbred Nissan - Joined October 2018; Renewed February 2022

Thunderbird Farms - Joined Otober 2021

Thumb Butte Exxon - Joined July 2025

Town Of Florence - Water System - Joined January 2023

Town Of Gilbert | Public Works Buildings - Joined February 2021

Town of Gilbert | Fleet Services - Joined February 2021

Town Of Gilbert | South Area Service Center - Joined February 2021

Town of Marana Water - Joined September 2022

Town of Patagonia – WWTP - Joined April 2022

Town Of Payson - Water System - Joined February 2025

Town of Pinetop - Lakeside Transfer Station - Joined March 2023

Town of Prescott Valley - Joined April 2022

Town of Springerville | Water System - Joined June 2023

Transdev (Phoenix Transit) - Joined January 2025

Transwestern Pipeline – Flagstaff Compressor Station - Joined April 2023

Transwestern Pipeline - Kingman Compressor - Joined December 2020

Trico Electric Cooperative Inc - Joined September 2024

Triple B - Joined April 2024

Truck Stop Inc. - Joined November 2022

Truxton Canyon Water Company - Joined September 2021

Tucson Unified School District #1 - January 2024

Tubac Amado Transfer Station - Joined April 2024

Tucson Unified School District #1 - Central Maintenance Yard - January 2024

Tucson Electric Power – Maintenance Facility - Joined February 2023

Tucson Unified School District #1 - Maintenance Yard #2 - Joined January 2024

Tucson Electric Power - Springerville Generating Station - Joined June 2022

Tucson Transfer Station - Joined September 2022

Tusayan Sanitary District - Joined August 2023

Twin Lakes Golf Course - City of Wilcox - Joined November 2021

Twin Peaks Rattlesnake Pass - Joined January 2025

Twin Pines Gaser - Joined April 2024

U

USAF – Davis Monthan AFB - 355 - Joined November 2022

U Drive Of Phx - Joined June 2022

U Of A - Motor Pool - Joined July 2025

University Of Arizona, Cals, Campus Ag Center Garage - Joined September 2024

Ups Yuma - Joined August 2024

USDA Forest Service - Apache-Sitgreaves NF - Black Mesa Ranger District - Joined July 2022

USDOI NPS - Petrified Forest National Park - Joined February 2021

USPS - Vehicle Maintenance Garage - Joined June 2022

Usaf - Davis Monthan Afb - 355 Lrs/Lgrvm - Joined November 2022

Usarmy - Yuma Proving Grounds - Main Admin Area Wwtf - Joined September 2025

Usda Fs - Apache Sitgreaves Nf - Black Mesa Ranger District - Joined July 2022

Usda Fs - Coronado Nf - Riggs Lake Campground - Joined August 2025

Usdoi Nps - Petrified Forest National Park - Joined January 2021

Usdoj Ins - Customs Service - Joined September 2025

Usps - Vehicle Maintenance Garage - Joined June 2022

V

Valencia Power Plant - Joined June 2021

Valle Verde Water Co East - Renewed May 2021

Vernon Domestic Water Improvement Dist - Joined December 2022

Vernon Fire District Station 25 - Joined October 2022

Vernon DWID - Joined December 2022

Vernon Valley Water - Joined December 2022

Vicksburg Transfer Station - Joined May 2024

Vista Verde Wwtp - Joined October 2025

W

Wagon Wheel Rolloffs, LLC - Joined July 2022

Waste Management - Residential - Joined May 2021

Waste Management – Elwood Hauling - Joined June 2021

Waste Management of Tucson - Joined December 2021

Waste Management – Residential - Joined June 2021

Watson Chevrolet - Joined February 2019; Renewed February 2022

Wellton Chevron - Joined August 2024

Wellton Transfer Station - Joined July 2025

West 43rd Shop - Joined January 2025

Westerly Preschool Bldg. - Joined May 2024

White Tank Transfer Station - Joined July 2021

Wickenburg Ranch Wrf - Joined November 2025

Williams Transfer Station - Joined August 2019; Renewed August 2022

Wii Auto Sales - January 2024

Wise Tucson Inc., Dba Volvo Cars Tucson - Joined January 2025

Y

Yavapai County - Sundog Wtcs - Joined November 2025

Yavapai County - Sundog Wtcs - Joined November 2025

Yavapai Water Company (formerly Aubrey Water Company) - Joined July 2020; Renewed July 2023

Yuco Gin, Inc II - Joined June 2021

Yuma Cogeneration Associates - Joined December 2020; Renewed June 2022

Yuma County Water Users Association - Joined June 2021

Yuma Regional Medical Center - Joined September 2024

Yuma Yes 2 Waste Transfer Station - Joined February 2025

Z

Zano Cars - Joined June 2020

A

Arizona Proving Ground * — Joined July 2017

C

City of Show Low — Joined August 2015

City of Tempe - Tempe Grease Cooperative — Joined August 2016

City of Yuma — Mainstreet Water Treatment Plant — Joined March 2017

F

Ford Proving Grounds — Joined June 2017

T

Town of Eagar * — Joined February 2015

Town of Marana Voluntary Monitoring for PFAS— Joined December 2022

Town of Springerville *— Joined December 2015

* These facilities have earned the Superior Compliance History designation.

B

BAE Systems — Joined April 5, 2017

C

CalPortland

  • Rio Rico RM Plant & Aggregates — Joined October 2016; Renewed April 2022
  • Coolidge RM Plant & Aggregates — Joined July 2016
  • Diablo Aggregate Plant — Joined April 2022
  • New River Plant — Joined April 2022

O

Orange Grove Plant * — Joined February 2016; Renewed April 2022

R

Red Mountain Ready Mix Batch Plant — Joined April 2022

L

L3 Technologies, Inc. Electron Tube Operation — August 2019; Promoted to Platinum — April 2022

U

Usdoi Br - Yuma Desalting Plant - Joined August 2020

V

Vulcan - Orange Grove Facility - Joined July 2016

* This facility has earned the Superior Compliance History designation.

A

APS*

  • Ocotillo Power Plant — Joined February 2015; Renewed April 2022
  • Redhawk Power Plant — Joined July 2016; Renewed April 2021
  • West Phoenix Power Plant — Joined December 2015; Renewed April 2023
  • Yucca Power Plant — Joined August 2017; Renewed April 2022

B

Bridgestone — Joined August 2022

Bureau of Reclamation, Yuma — Joined August 2020

C

Central Arizona Project — Joined September 2020

F

Fairmont Scottsdale Princess — Joined August 2019; Renewed March 2022

Freeport-McMoRan 

  • Bagdad Inc. — Joined May 2018; Renewed July 2022
  • Miami Inc. — Joined May 2018; Renewed July 2022
  • Sierrita Inc.* — Joined September 2017; Renewed July 2022
  • Safford Inc.* — Joined August 2016; Renewed July 2022

H

Honeywell Aerospace*

  • Deer Valley — Joined July 2015
  • Glendale — Joined July 2015
  • Kingman — Joined July 2015
  • Phoenix Engines — Joined July 2015
  • Phoenix Sky Harbor — Joined July 2015 
  • Tempe — Joined July 2015

I

Intel Corporation

  • Chandler Campus* — Joined October 2021
  • Ocotillo Campus* — Joined February 2016

L

L3Harris IVS - Tempe* — Promoted from Gold — April 2022

P

PING Inc.* — Joined February 2015; Renewed September 2021

S

Solana Generating Station — Joined April 5, 2017

*These facilities have earned the Superior Compliance History designation.

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