Arizona Environmental Profile

Comprehensive environmental data from EPA sources for Arizona (AZ)

Overview

TRI Facilities
306
Water Systems
956
Superfund Sites
13
Total Violations
4,821
Total Releases
105.9M lbs
Health Violations
435
water systems

Largest Polluters

View all →
# Facility Total Releases
1 ASARCO LLC RAY COMPLEX/ HAYDEN SMELTER & CONCENTRATOR 49.4M lbs
2 FREEPORT-MCMORAN MIAMI INC 26.0M lbs
3 PINTO VALLEY MINE 9.5M lbs
4 FREEPORT-MCMORAN MORENCI INC 4.1M lbs
5 FREEPORT-MCMORAN BAGDAD INC 3.9M lbs
6 FREEPORT-MCMORAN SIERRITA INC 2.5M lbs
7 SPRINGERVILLE GENERATING STATION 2.5M lbs
8 ASARCO LLC MISSION COMPLEX 2.2M lbs
9 FREEPORT-MCMORAN SAFFORD INC 1.6M lbs
10 ASARCO LLC RAY MINE OPERATIONS 1.5M lbs
11 CORONADO GENERATING STATION 408.1K lbs
12 IMSAMET OF ARIZONA 375.0K lbs
13 CMC REBAR ARIZONA 173.4K lbs
14 UNITED DAIRYMEN OF ARIZONA 105.4K lbs
15 CHOLLA POWER PLANT 93.7K lbs
16 HERMOSA 87.6K lbs
17 ARIZONA ELECTRIC POWER COOPERATIVE INC 73.4K lbs
18 BALL METAL BEVERAGE CONTAINER CORP. (GOODYEAR FACILITY) 72.1K lbs
19 HONEYWELL ENGINES SYSTEMS & SERVICES 70.7K lbs
20 BALL METAL BEVERAGE CONTAINER CORP 66.7K lbs

Water Quality

Systems with Health Violations

Water System Population Violations
Polacca 4,108 172
Shungopavi 1,756 149
COTTONWOOD MUNICIPAL WATER CW1 11,023 144
PAPAGO BUTTE DWID 530 141
WELLTON TOWN OF 3,000 136
ANTELOPE PEAK DWID 150 130
Seba Dalkai Boarding School BIA 250 126
Mishongnovi (Upper Sipaulovi/Upper Mishongnovi) 490 124
Dilkon-Indian Wells-Greasewood-White Cone NTUA 4,986 105
GW SAGUARO DIST WATER CO - RINCON 232 89
VILLA GRANDE DWID 283 85
Toadlena NTUA 903 81
RANCH WATER SERVICE INC 135 74
NEW SADDLEBACK VISTA 100 74
Aneth NTUA 1,481 71
SCUA Upper Seven Mile 8,478 62
COTTONWOOD MUNICIPAL WATER VV3 1,458 60
THUNDERBIRD FARMS DWID 2,231 58
GREEN VALLEY MHP 190 56
SAN SIMON DWID 312 53

Cities with Water Issues

Superfund Sites (13)

Site Name Status HRS Score
Apache Powder Co. NPL Site 39.09
Hassayampa Landfill NPL Site 42.79
Indian Bend Wash Area NPL Site 42.24
Iron King Mine - Humboldt Smelter NPL Site 52.69
Lukachukai Mountains Mining District NPL Site 50.00
Luke Air Force Base Deleted NPL Site 37.93
Motorola, Inc. (52nd Street Plant) NPL Site 40.83
Mountain View Mobile Home Estates Deleted NPL Site 0.00
Nineteenth Avenue Landfill Deleted NPL Site 54.27
Phoenix-Goodyear Airport Area NPL Site 45.91
Tucson International Airport Area NPL Site 57.80
Williams Air Force Base NPL Site 37.93
Yuma Marine Corps Air Station NPL Site 32.24

Counties (15 total)

County Population Facilities
Maricopa 189
Pinal 34
Pima 30
Mohave 10
Yuma 9
Yavapai 8
Coconino 6
Gila 5
Cochise 4
Apache 2
Santa Cruz 3
Graham 2
Navajo 2
Greenlee 1
La Paz 1

Largest Cities

Phoenix
Pop: —
82 facilities · 56 water systems
Laveen
Pop: —
3 facilities · 0 water systems
Tolleson
Pop: —
4 facilities · 1 water systems
Coolidge
Pop: —
5 facilities · 1 water systems
Florence
Pop: —
4 facilities · 3 water systems
Eloy
Pop: —
4 facilities · 3 water systems
Queen Creek
Pop: —
1 facilities · 2 water systems
Sacaton
Pop: —
3 facilities · 5 water systems
Casa Grande
Pop: —
13 facilities · 2 water systems
Scottsdale
Pop: —
3 facilities · 22 water systems
Mesa
Pop: —
23 facilities · 2 water systems
Apache Junction
Pop: —
3 facilities · 3 water systems
Chandler
Pop: —
20 facilities · 6 water systems
Gilbert
Pop: —
3 facilities · 8 water systems
Hayden
Pop: —
1 facilities · 2 water systems
Kearny
Pop: —
1 facilities · 4 water systems
Maricopa
Pop: —
1 facilities · 40 water systems
Buckeye
Pop: —
7 facilities · 14 water systems
Tempe
Pop: —
14 facilities · 5 water systems
Fort Mcdowell
Pop: —
1 facilities · 0 water systems

About This Data

This page aggregates environmental data from three EPA programs for Arizona: the Toxic Release Inventory (TRI) for industrial chemical releases, the Safe Drinking Water Information System (SDWIS) for water quality, and the Superfund National Priorities List (NPL) for hazardous waste cleanup sites.

PlainEnviro presents this data without advocacy framing. Numbers reflect reported data and may not capture all environmental activity. For specific health or environmental concerns, contact your state environmental agency.