EPA Air · inspections by county and year
Air-emissions inspections in Maricopa County, Arizona, 2026
- 178Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row below is one inspection recorded against a source in Maricopa County, Arizona during 2026. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Maricopa County facility page.
Maricopa County, Arizona, 2026
Air-emissions inspections in Maricopa County, other years
Air-emissions inspections recorded in Maricopa County, Arizona, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-09-04 | QUIKJET - MONROE I & II TERMINALS — high-priority violation on file | PCE Off-Site | Local |
| 2026-09-04 | ARLINGTON VALLEY — high-priority violation on file | PCE Off-Site | Local |
| 2026-09-03 | VULCAN MATERIALS — high-priority violation on file | FCE On-Site | Local |
| 2026-08-31 | HONEYWELL AEROSPACE - PHOENIX ENGINES | PCE Off-Site | Local |
| 2026-08-31 | INSULFOAM — high-priority violation on file | PCE Off-Site | Local |
| 2026-08-31 | FIBERGLASS DESIGNS | FCE On-Site | Local |
| 2026-08-28 | PALO VERDE NUCLEAR GENERATING STATION | PCE Off-Site | Local |
| 2026-08-25 | QUIKJET - MONROE I & II TERMINALS — high-priority violation on file | PCE Off-Site | Local |
| 2026-08-19 | SFPP-PHOENIX TERMINAL | PCE Off-Site | Local |
| 2026-08-19 | CYRUSONE - CHANDLER | PCE Off-Site | Local |
| 2026-08-19 | REVOLUTION INDUSTRIAL | PCE Off-Site | Local |
| 2026-08-18 | GRAY MOUNTAIN HMA PLANT | FCE On-Site | State |
| 2026-08-18 | PHOENIX FACILITY | PCE Off-Site | Local |
| 2026-08-17 | CORROSION ENGINEERING | PCE Off-Site | Local |
| 2026-08-17 | REAL ALLOY ARIZONA | PCE Off-Site | Local |
| 2026-08-17 | OLD TOWN FIBERGLASS — high-priority violation on file | PCE Off-Site | Local |
| 2026-08-14 | MERIT 2 | PCE Off-Site | Local |
| 2026-08-14 | PATRICIAN MARBLE — high-priority violation on file | PCE Off-Site | Local |
| 2026-08-14 | NINETY-FIRST AVENUE RENEWABLE BIOGAS | PCE Off-Site | Local |
| 2026-08-13 | INTEL CORP CHANDLER CAMPUS (FAB 6) | PCE Off-Site | Local |
| 2026-08-13 | GOODRICH | FCE On-Site | Local |
| 2026-08-13 | CYRUSONE - CHANDLER | PCE Off-Site | Local |
| 2026-08-13 | BRIDGESTONE AMERICAS TIRE OPERATIONS — high-priority violation on file | PCE Off-Site | Local |
| 2026-08-12 | MECP1 MESA INTERMEDIATE 1 | PCE Off-Site | Local |
| 2026-08-12 | STONE APPLICATIONS | PCE Off-Site | Local |
| 2026-08-11 | PLATYPUS DEVELOPMENT | PCE Off-Site | Local |
| 2026-08-11 | MESQUITE GENERATING STATION | PCE Off-Site | Local |
| 2026-08-10 | HYDRO EXTRUSION USA | PCE Off-Site | Local |
| 2026-08-07 | 91ST AVE WASTEWATER TREATMENT PLANT | PCE Off-Site | Local |
| 2026-08-06 | UNITED DAIRYMEN OF ARIZONA | FCE On-Site | Local |
| 2026-08-05 | MAAX SPAS INDUSTRIES CORP | PCE Off-Site | Local |
| 2026-08-04 | SALT RIVER PROJECT - AGUA FRIA GENERATING STATION | PCE Off-Site | Local |
| 2026-08-04 | MESA FULLY FORMED | PCE Off-Site | Local |
| 2026-08-03 | ARIZONA STATE UNIVERSITY TEMPE CAMPUS — high-priority violation on file | PCE Off-Site | Local |
| 2026-08-03 | SALT RIVER PROJECT - KYRENE GENERATING STATION — high-priority violation on file | PCE Off-Site | Local |
| 2026-08-03 | INTEL CORP - OCOTILLO CAMPUS — high-priority violation on file | PCE Off-Site | Local |
| 2026-08-03 | SOLANA GENERATING STATION | PCE Off-Site | Local |
| 2026-07-31 | HENRY PRODUCTS — high-priority violation on file | PCE Off-Site | Local |
| 2026-07-31 | PLATYPUS DEVELOPMENT | PCE Off-Site | Local |
| 2026-07-31 | COMPASS DATACENTERS PHX I — high-priority violation on file | PCE Off-Site | Local |
| 2026-07-30 | ROGERS CORPORATION - ROOSEVELT AVE FACILITY — high-priority violation on file | PCE Off-Site | Local |
| 2026-07-30 | TSMC PHOENIX PROJECT | FCE On-Site | Local |
| 2026-07-30 | CIRCLE K TERMINAL | PCE Off-Site | Local |
| 2026-07-27 | LMK_PHX | FCE On-Site | Local |
| 2026-07-24 | MARLAM INDUSTRIES | PCE Off-Site | Local |
| 2026-07-23 | NEW HARQUAHALA GENERATING | PCE Off-Site | Local |
| 2026-07-22 | HYDRO EXTRUSION USA | PCE Off-Site | Local |
| 2026-07-22 | OAKCRAFT | PCE Off-Site | Local |
| 2026-07-21 | OAK CANYON MANUFACTURING | PCE Off-Site | Local |
| 2026-07-21 | BALL METAL BEVERAGE CONTAINER CORP | PCE Off-Site | Local |
| 2026-07-20 | SUMCO SOUTHWEST CORPORATION — high-priority violation on file | PCE Off-Site | Local |
| 2026-07-20 | SWIM PLATFORMS | PCE Off-Site | Local |
| 2026-07-16 | ME GLOBAL | PCE Off-Site | Local |
| 2026-07-15 | MICROSOFT CORP - BROADWAY RD | FCE On-Site | Local |
| 2026-07-15 | MERIT 2 | FCE On-Site | Local |
| 2026-07-14 | GOLD BOND BUILDING PRODUCTS — high-priority violation on file | PCE Off-Site | Local |
| 2026-07-13 | FIREBIRD PRODUCTS | PCE Off-Site | Local |
| 2026-07-13 | COMPASS DATACENTERS PHX I — high-priority violation on file | PCE Off-Site | Local |
| 2026-07-13 | COMPASS DATACENTERS PHX I — high-priority violation on file | PCE Off-Site | Local |
| 2026-07-08 | CMC STEEL FABRICATORS | PCE Off-Site | Local |
| 2026-07-07 | CLARKDALE PLANT #24 | FCE On-Site | State |
| 2026-07-07 | VULCAN ASPHALT | PCE Off-Site | Local |
| 2026-07-06 | SR 85 LANDFILL | PCE Off-Site | Local |
| 2026-07-02 | VULCAN MATERIALS — high-priority violation on file | PCE On-Site | Local |
| 2026-06-25 | ARIZONA STATE UNIVERSITY TEMPE CAMPUS — high-priority violation on file | PCE Off-Site | Local |
| 2026-06-25 | FIREBIRD PRODUCTS | FCE On-Site | Local |
| 2026-06-24 | LUKE AFB - 56TH FIGHTER WING — high-priority violation on file | FCE On-Site | Local |
| 2026-06-24 | NEW WINCUP HOLDINGS — high-priority violation on file | FCE On-Site | Local |
| 2026-06-19 | NEW HARQUAHALA GENERATING | PCE Off-Site | Local |
| 2026-06-16 | FLAGSTAFF HMA PLANT | FCE On-Site | State |
| 2026-06-16 | APS WEST PHX POWER PLANT | PCE Off-Site | Local |
| 2026-06-11 | GLENDALE MUN SANITARY LANDFILL/FLD OPER — high-priority violation on file | PCE On-Site | Local |
| 2026-06-10 | BUTTERFIELD STATION FACILITY | FCE On-Site | Local |
| 2026-06-09 | PORTABLE HMA PLANT 4 | FCE On-Site | State |
| 2026-06-09 | CMC STEEL FABRICATORS | PCE Off-Site | Local |
| 2026-06-08 | GILA RIVER POWER STATION — high-priority violation on file | PCE Off-Site | Local |
| 2026-06-03 | SFPP-PHOENIX TERMINAL | FCE On-Site | Local |
| 2026-06-02 | SFPP-PHOENIX TERMINAL | PCE Off-Site | Local |
| 2026-06-01 | SOLANA GENERATING STATION | PCE On-Site | Local |
| 2026-05-26 | CAMP VERDE HMA PLANT | FCE On-Site | State |
| 2026-05-26 | ARLINGTON VALLEY — high-priority violation on file | PCE Off-Site | Local |
| 2026-05-21 | NORTHWEST REGIONAL LANDFILL | PCE Off-Site | Local |
| 2026-05-13 | CROSS HILL MATERIAL SOURCE | FCE On-Site | State |
| 2026-05-12 | APS OCOTILLO POWER PLANT | PCE Off-Site | Local |
| 2026-05-11 | CIRCLE K TERMINAL | FCE On-Site | Local |
| 2026-05-08 | NORTHWEST REGIONAL LANDFILL | PCE On-Site | Local |
| 2026-05-08 | GILA RIVER POWER STATION — high-priority violation on file | PCE Off-Site | Local |
| 2026-05-06 | ROGERS CORPORATION - ROOSEVELT AVE FACILITY — high-priority violation on file | PCE Off-Site | Local |
| 2026-04-29 | SALT RIVER PROJECT - SANTAN GENERATING STATION | PCE Off-Site | Local |
| 2026-04-29 | SOUTHWEST REGIONAL LANDFILL — high-priority violation on file | FCE On-Site | Local |
| 2026-04-29 | SR 85 LANDFILL | PCE Off-Site | Local |
| 2026-04-28 | VULCAN ASPHALT | FCE Off-Site | Local |
| 2026-04-27 | PORTABLE ASPHALT PLANT 2 | FCE On-Site | State |
| 2026-04-24 | VULCAN MATERIALS — high-priority violation on file | PCE On-Site | Local |
| 2026-04-23 | PATRICIAN MARBLE — high-priority violation on file | FCE On-Site | Local |
| 2026-04-17 | SALT RIVER PROJECT - SANTAN GENERATING STATION | PCE Off-Site | Local |
| 2026-04-16 | CROSS HILL 2 | FCE On-Site | State |
| 2026-04-15 | APS REDHAWK GENERATING FACILITY | PCE Off-Site | Local |
| 2026-04-14 | PALO VERDE NUCLEAR GENERATING STATION | PCE On-Site | Local |
| 2026-04-14 | LUKE AFB - 56TH FIGHTER WING — high-priority violation on file | PCE Off-Site | Local |
Page 1 of 2NextPage 2
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.