Hazardous waste · inspections by year
Hazardous waste inspections in Adams County, Colorado in 2025
- 76Handlers inspected
- 110Inspections on record
- 79Handlers inspected in 2024
- 2ndAmong Colorado counties that year
Adams County, Colorado has 76 hazardous waste handlers with at least one inspection on record during 2025, across 110 separate inspections. That compares with 79 in 2024. It is the 2nd largest of the 21 Colorado counties with three or more handlers inspected that year. Each row below carries the date the inspection was recorded, the agency that recorded it and the kind of inspection it was.
Other years
By what a handler generates, in 2025
- Small quantity generators inspected in Adams County, Colorado 54
- Large quantity generators inspected in Adams County, Colorado 15
- Very small quantity generators inspected in Adams County, Colorado 6
Comparable counties in Colorado, 2025
- Denver County 78
- Jefferson County 72
- El Paso County 67
- Arapahoe County 53
- Boulder County 48
- Larimer County 41
- Weld County 30
- Mesa County 27
Inspections recorded in 2025
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2025-12-19 | DAYTON SUPERIOR CORPORATION | Aurora | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-12-19 | DAYTON SUPERIOR CORPORATION | Aurora | NO LONGER A SIGNIFICANT NON-COMPLIER | S |
| 2025-12-18 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-12-18 | GFL ENVIRONMENTAL SERVICES USA LLC | Denver | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-12-11 | SUNCOR ENERGY (USA) INC - COMMERCE CITY REFINERY | Commerce City | OPERATION AND MAINTENANCE INSPECTION | S |
| 2025-12-11 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-12-09 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | NO LONGER A SIGNIFICANT NON-COMPLIER | S |
| 2025-12-09 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-11-20 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-11-20 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-10-23 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-10-07 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-09-29 | SWARCO COLORADO PAINT LLC | Aurora | SIGNIFICANT NON-COMPLIER | S |
| 2025-09-25 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-09-05 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-09-03 | DAYTON SUPERIOR CORPORATION | Aurora | SIGNIFICANT NON-COMPLIER | S |
| 2025-08-06 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-08-04 | VEOLIA ES TECHNICAL SOLUTIONS LLC | Henderson | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-08-01 | XPO LOGISTICS FREIGHT INC - UDV | Henderson | COMPLIANCE EVALUATION INSPECTION | E |
| 2025-07-31 | XPO LOGISTICS FREIGHT INC - UDV | Henderson | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-07-22 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-07-16 | VEOLIA ES TECHNICAL SOLUTIONS LLC | Henderson | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-07-09 | ROCKY MOUNTAIN ARSENAL | Commerce City | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-07-09 | ROCKY MOUNTAIN ARSENAL | Commerce City | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-07-01 | CHILDREN'S HOSPITAL COLORADO | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-06-12 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-06-12 | DAYTON SUPERIOR CORPORATION | Aurora | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-06-08 | AMAZON.COM SERVICES LLC - BDU5 | Commerce City | FACILITY SELF DISCLOSURE | S |
| 2025-06-06 | ENDOLITH WESTMINSTER | Westminster | FACILITY SELF DISCLOSURE | S |
| 2025-06-02 | MEDLINE DISTRIBUTION CENTER | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-30 | WAGNER EQUIPMENT CO | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-30 | LOWE'S OF N WESTMINSTER, CO #2432 | Westminster | FACILITY SELF DISCLOSURE | S |
| 2025-05-30 | LOWE'S OF BRIGHTON, CO #2479 | Brighton | FACILITY SELF DISCLOSURE | S |
| 2025-05-30 | AMAZON.COM SERVICES LLC DEN7 | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-30 | AMAZON.COM SERVICES LLC - DDV2 | Thornton | FACILITY SELF DISCLOSURE | S |
| 2025-05-30 | AMAZON.COM SERVICES LLC - DDV5 | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-30 | WEST DIRECT OIL - TITAN LAB | Henderson | FACILITY SELF DISCLOSURE | S |
| 2025-05-30 | AMAZON.COM SERVICES LLC - DDE9 | Denver | FACILITY SELF DISCLOSURE | S |
| 2025-05-30 | AMAZON.COM SERVICES LLC - SCO1 | Denver | FACILITY SELF DISCLOSURE | S |
| 2025-05-30 | DC 13 ANNEX BUILDING | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-29 | LOWE'S OF NORTHGLENN, CO #246 | Northglenn | FACILITY SELF DISCLOSURE | S |
| 2025-05-28 | HOME DEPOT STORE #1548 | Thornton | FACILITY SELF DISCLOSURE | S |
| 2025-05-28 | HOME DEPOT STORE #1547 | Brighton | FACILITY SELF DISCLOSURE | S |
| 2025-05-28 | HOME DEPOT STORE #1551 | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-28 | SAIA MOTOR FREIGHT LINE LLC | Henderson | FACILITY SELF DISCLOSURE | S |
| 2025-05-28 | SWARCO COLORADO PAINT LLC | Aurora | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-05-27 | DENVER TRUCK AND TRAILER | Commerce City | FACILITY SELF DISCLOSURE | S |
| 2025-05-27 | VWR INTERNATIONAL LLC | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-27 | THORNTON SHOPPING CENTER | Thornton | FACILITY SELF DISCLOSURE | S |
| 2025-05-23 | MERRITT TRAILERS INC | Henderson | FACILITY SELF DISCLOSURE | S |
| 2025-05-23 | UNIV OF COLORADO HOSPITAL AUTHORITY | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-22 | TARGET SORTATION CENTER T3876 | Denver | FACILITY SELF DISCLOSURE | S |
| 2025-05-22 | JOAQUIN MANUFACTURING CORPORATION | Commerce City | FACILITY SELF DISCLOSURE | S |
| 2025-05-21 | RX GREEN TECHNOLOGIES DENVER WAREHOUSE | Denver | FACILITY SELF DISCLOSURE | S |
| 2025-05-21 | BEHR PROCESS - DENVER FACILITY | Denver | FACILITY SELF DISCLOSURE | S |
| 2025-05-21 | TARGET STORE T1372 | Thornton | FACILITY SELF DISCLOSURE | S |
| 2025-05-21 | TARGET STORE T2183 | Brighton | FACILITY SELF DISCLOSURE | S |
| 2025-05-21 | TARGET STORE T2197 | Westminster | FACILITY SELF DISCLOSURE | S |
| 2025-05-21 | SAND CREEK PROPERTIES LLC / GOOD PAINT LLC | Commerce City | FACILITY SELF DISCLOSURE | S |
| 2025-05-20 | HOME DEPOT STORE #1503 | Thornton | FACILITY SELF DISCLOSURE | S |
| 2025-05-20 | FERGUSON ENTERPRISES #1983 | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-20 | APOLLO SCIENCES | Aurora | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-05-19 | INTERTAPE POLYMER GROUP | Brighton | FACILITY SELF DISCLOSURE | S |
| 2025-05-16 | SAM'S CLUB #6630 | Arvada | FACILITY SELF DISCLOSURE | S |
| 2025-05-16 | WALMART SUPERCENTER #5334 | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-15 | WALMART SUPERCENTER #3824 | Westminster | FACILITY SELF DISCLOSURE | S |
| 2025-05-15 | WALMART SUPERCENTER #1689 | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-14 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-05-14 | WESTERN INDUSTRIAL CONTRACTORS INC | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-14 | AMBIPAR RESPONSE COLORADO INC-DENVER | Commerce City | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-05-14 | ADAMS COUNTY SHERIFF'S OFFICE FLATROCK REGIONAL TRAINING CENTER | Commerce City | FACILITY SELF DISCLOSURE | S |
| 2025-05-13 | ASCENT SOLAR TECHNOLOGIES INC | Thornton | FACILITY SELF DISCLOSURE | S |
| 2025-05-13 | XPO LOGISTICS FREIGHT INC - UCP | Colorado Springs | FACILITY SELF DISCLOSURE | S |
| 2025-05-13 | STAPLES INC - BRIGHTON | Brighton | FACILITY SELF DISCLOSURE | S |
| 2025-05-12 | MAJESTIC METALS LLC | Denver | FACILITY SELF DISCLOSURE | S |
| 2025-05-12 | TENERE INC | Westminster | FACILITY SELF DISCLOSURE | S |
| 2025-05-12 | SASHCO INC | Thornton | FACILITY SELF DISCLOSURE | S |
| 2025-05-09 | COBLACO SERVICES INC | Henderson | FACILITY SELF DISCLOSURE | S |
| 2025-05-08 | DIVERSIFIED BODY AND PAINT SHOP INC | Commerce City | FACILITY SELF DISCLOSURE | S |
| 2025-05-07 | CARDINAL PAINT | Denver | FACILITY SELF DISCLOSURE | S |
| 2025-05-06 | S & S ANODIZING INC | Henderson | FACILITY SELF DISCLOSURE | S |
| 2025-05-06 | GREENWOOD MOTORLINES DBA R&L CARRIERS | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-06 | GREENWOOD MOTOR LINES DBA R+L CARRIERS | Henderson | FACILITY SELF DISCLOSURE | S |
| 2025-05-05 | CDM SMITH DTL | Denver | FACILITY SELF DISCLOSURE | S |
| 2025-05-05 | PHILLIPS 66 COMPANY - DENVER TERMINAL | Commerce City | FACILITY SELF DISCLOSURE | S |
| 2025-05-02 | BIRKO CO | Henderson | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-05-02 | APOLLO SCIENCES | Aurora | SIGNIFICANT NON-COMPLIER | S |
| 2025-05-01 | COSTCO WHOLESALE DEPOT #1386/1387/1984 | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-05-01 | SPHEREX 2ND AVE | Aurora | FACILITY SELF DISCLOSURE | S |
| 2025-04-30 | AMAZON.COM SERVICES LLC - DEN3 | Thornton | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-04-17 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-04-04 | CORNERSTON COATINGS / CLERMONT PRODUCTION FACILITY | Commerce City | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-03-20 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-03-18 | BIRKO CO | Henderson | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-03-14 | ACPI WOOD PRODUCTS LLC | Aurora | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-03-11 | CLEAN HARBORS DEER TRAIL LLC | Deer Trail | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-03-06 | HAU PROCESSING | Denver | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-03-06 | WESTERN INDUSTRIAL CONTRACTORS INC | Aurora | FOCUSED COMPLIANCE INSPECTION | S |
| 2025-02-25 | WESTERN AERO REPAIR INC | Denver | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-02-20 | FEDERAL EXPRESS - DENV | Henderson | COMPLIANCE EVALUATION INSPECTION | S |
Figures from EPA’s RCRAInfo download.