EPA Air · violations by state and year
High-priority air violations in Arizona, 2025
- 38Violations
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next step down in severity. Every violation below was recorded against a source in Arizona during 2025; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Arizona, 2025
Arizona, other years
High-priority air violations recorded in Arizona, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-12-23 | NEW WINCUP HOLDINGS — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-12-16 | SOUTHWEST REGIONAL LANDFILL — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-12-16 | ARLINGTON VALLEY — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-11-26 | BALL METAL BEVERAGE CONTAINER CORPORATION — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-11-26 | BRIDGESTONE AMERICAS TIRE OPERATIONS — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-11-13 | INSULFOAM — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-10-23 | FREEPORT-MCMORAN - MORENCI | MORENCI, Greenlee, AZ | HPV day-zero determination | State |
| 2025-10-22 | FANN CONTRACTING PORTABLE HOT PLANT HP03 | PRESCOTT, Yavapai, AZ | HPV day-zero determination | State |
| 2025-10-01 | FREEPORT MCMORAN MORENCI OPERATIONS | CLIFTON, Greenlee, AZ | HPV day-zero determination | State |
| 2025-09-17 | PHOENIX FACILITY | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-08-22 | PHX01 / PHX02 / PHX03 / PHX05 — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-08-21 | NUCOR STEEL KINGMAN | KINGMAN, Mohave, AZ | HPV day-zero determination | State |
| 2025-08-08 | NEW HARQUAHALA GENERATING | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-08-08 | NEW HARQUAHALA GENERATING | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-08-05 | PASS CANYON — high-priority violation on file | PRESCOTT VALLEY, Yavapai, AZ | HPV day-zero determination | State |
| 2025-07-31 | QUIKJET - MONROE I & II TERMINALS — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-07-16 | FREEPORT-MCMORAN - MORENCI | MORENCI, Greenlee, AZ | HPV day-zero determination | State |
| 2025-07-15 | SWIM PLATFORMS | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-07-15 | APS WEST PHX POWER PLANT | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-06-23 | TRENDWOOD | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-05-09 | MECP1 MESA INTERMEDIATE 1 | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-05-09 | BALL METAL BEVERAGE CONTAINER CORP | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-05-09 | GILA RIVER POWER STATION — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-05-08 | MESQUITE GENERATING STATION | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-05-08 | PEORIA PIT | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-05-06 | GILA RIVER POWER STATION — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-05-02 | CORROSION ENGINEERING | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-04-18 | ME GLOBAL | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-04-15 | HENRY PRODUCTS — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-04-15 | REAL ALLOY ARIZONA | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-03-26 | TRENDWOOD | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-03-18 | COMPASS DATACENTERS PHX I — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-02-27 | PHOENIX FACILITY | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-02-27 | SR 85 LANDFILL | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-02-27 | NINETY-FIRST AVENUE RENEWABLE BIOGAS | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-02-21 | TUCSON ELECTRIC POWER-IRVINGTON | TUCSON, Pima, AZ | HPV day-zero determination | Local |
| 2025-01-24 | SKUNK CREEK LANDFILL | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-01-24 | MAAX SPAS INDUSTRIES CORP | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.