US OIL & REFINING CO.
Quick Summary
- •Released 135,051 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $30,000 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
3001 MARSHALL AVE
TACOMA, WA 98421
View on map ↗ - County
- PIERCE County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 324110
- Inspections
- 14 · last Jan 7, 2026
- Total Penalties
- $30,000 · last Jan 7, 2025
- Registry ID
- 110000490549
How This Compares
Ranked by most recent year's total TRI releases.
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
Qtrs Non-Compliant
Qtrs Non-Compliant
Qtrs Non-Compliant
TRI Toxic Chemical Releases
Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 111,972 | — |
| 2016 | 130,738 | +17% |
| 2017 | 135,051 | +3% |
| 2018 | 126,181 | -7% |
| 2019 | 16,067 | -87% |
| 2020 | 116,237 | +623% |
| 2021 | 86,122 | -26% |
| 2022 | 88,584 | +3% |
| 2023 | 85,290 | -4% |
| 2024 | 89,489 | +5% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Certain glycol ethers | — | — | — | — | — | |
| Ammonia | 45,342 | 45,123 | 219 | — | 29 | |
| n-Hexane | 15,474 | 15,471 | 3 | — | 1 | |
| Toluene | 9,805 | 9,805 | 0 | — | 392 | |
| Xylene (mixed isomers) | 8,763 | 8,760 | 3 | — | 700 | |
| Cyclohexane | 3,903 | 3,900 | 3 | — | 1 | |
| Benzene | 2,395 | 2,395 | 0 | — | 118 | ♦ Carcinogen |
| Ethylbenzene | 1,566 | 1,566 | 0 | — | 96 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 1,525 | 1,522 | 3 | — | 257 | |
| Hydrogen sulfide | 410 | 404 | 7 | — | — | |
| Polycyclic aromatic compounds | 153 | 153 | — | — | 0 | ♦ Carcinogen |
| Naphthalene | 146 | 142 | 4 | — | 0 | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 4 | 0 | 4 | — | — | |
| Lead | 2 | 1 | 1 | — | 71 | ♦ Carcinogen |
| Mercury compounds | 1 | 1 | — | — | 0 |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Certain glycol ethers | — | — | — | — | — | |
| Ammonia | 44,872 | 44,640 | 232 | — | 29 | |
| n-Hexane | 11,235 | 11,232 | 3 | — | 1 | |
| Toluene | 10,143 | 10,143 | 0 | — | 13 | |
| Xylene (mixed isomers) | 8,756 | 8,753 | 3 | — | 235 | |
| Cyclohexane | 3,899 | 3,896 | 3 | — | 1 | |
| Benzene | 2,442 | 2,442 | 0 | — | 5 | ♦ Carcinogen |
| Ethylbenzene | 1,621 | 1,621 | 0 | — | 15 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 1,572 | 1,569 | 3 | — | 6 | |
| Hydrogen sulfide | 416 | 384 | 32 | — | — | |
| Naphthalene | 164 | 160 | 4 | — | 7 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 161 | 161 | — | — | 115 | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 4 | 0 | 4 | — | — | |
| Mercury compounds | 2 | 1 | 1 | — | 0 | |
| Lead | 2 | 1 | 0 | — | 71 | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Certain glycol ethers | — | — | — | — | — | |
| Ammonia | 46,357 | 46,119 | 238 | — | 20 | |
| Toluene | 11,667 | 11,667 | 0 | — | 3 | |
| n-Hexane | 11,158 | 11,155 | 3 | — | 1 | |
| Xylene (mixed isomers) | 9,271 | 9,268 | 3 | — | 18 | |
| Cyclohexane | 3,802 | 3,799 | 3 | — | 1 | |
| Benzene | 2,465 | 2,465 | 0 | — | 1 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 1,670 | 1,667 | 3 | — | 6 | |
| Ethylbenzene | 1,571 | 1,571 | 0 | — | 11 | ♦ Carcinogen |
| Hydrogen sulfide | 407 | 375 | 32 | — | — | |
| Naphthalene | 192 | 192 | 0 | — | 1 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 20 | 20 | — | — | 1 | ♦ Carcinogen |
| Lead | 1 | 1 | 0 | — | 16 | ♦ Carcinogen |
| Mercury compounds | 1 | 1 | 0 | — | 0 | |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Certain glycol ethers | — | — | — | — | — | |
| Ammonia | 46,492 | 46,237 | 255 | — | — | |
| n-Hexane | 11,355 | 11,352 | 3 | — | 2 | |
| Toluene | 9,729 | 9,729 | 0 | — | 11 | |
| Xylene (mixed isomers) | 8,452 | 8,449 | 3 | — | 173 | |
| Cyclohexane | 4,061 | 4,057 | 4 | — | 1 | |
| Benzene | 2,506 | 2,506 | 0 | — | 1 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 1,498 | 1,494 | 4 | — | 8 | |
| Ethylbenzene | 1,443 | 1,443 | 0 | — | 11 | ♦ Carcinogen |
| Hydrogen sulfide | 413 | 378 | 35 | — | — | |
| Naphthalene | 150 | 150 | 0 | — | 7 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 21 | 21 | — | — | 111 | ♦ Carcinogen |
| Mercury compounds | 1 | 1 | 0 | — | 0 | |
| Lead | 1 | 1 | 0 | — | 118 | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Certain glycol ethers | — | — | — | — | — | |
| Ammonia | 76,592 | 76,341 | 251 | — | — | |
| n-Hexane | 11,894 | 11,891 | 3 | — | 5 | |
| Toluene | 9,427 | 9,427 | 0 | — | 17 | |
| Xylene (mixed isomers) | 8,639 | 8,636 | 3 | — | 93 | |
| Cyclohexane | 4,154 | 4,151 | 3 | — | 3 | |
| Benzene | 1,930 | 1,930 | 0 | — | 75 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 1,674 | 1,671 | 3 | — | 20 | |
| Ethylbenzene | 1,358 | 1,358 | 0 | — | 2 | ♦ Carcinogen |
| Hydrogen sulfide | 400 | 368 | 32 | — | — | |
| Naphthalene | 146 | 145 | 1 | — | 9 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 19 | 19 | — | — | 1 | ♦ Carcinogen |
| Lead | 1 | 1 | 0 | — | 23 | ♦ Carcinogen |
| Mercury compounds | 1 | 1 | 0 | — | 1 | |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Hexane | 16,067 | 16,063 | 4 | — | 1 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Certain glycol ethers | — | — | — | — | — | |
| Ammonia | 92,622 | 92,379 | 243 | — | — | |
| Toluene | 9,761 | 9,756 | 5 | — | 23 | |
| Xylene (mixed isomers) | 8,417 | 8,413 | 3 | — | 168 | |
| n-Hexane | 7,161 | 7,158 | 3 | — | 7 | |
| Cyclohexane | 3,228 | 3,224 | 3 | — | 3 | |
| Ethylbenzene | 1,530 | 1,530 | 0 | — | 3 | ♦ Carcinogen |
| Hydrogen sulfide | 1,248 | 945 | 303 | — | — | |
| Benzene | 1,055 | 1,055 | 0 | — | 9 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 1,037 | 1,037 | — | — | 39 | |
| Naphthalene | 86 | 79 | 6 | — | 14 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 26 | 26 | — | — | 70 | ♦ Carcinogen |
| Tetrachloroethylene | 7 | 7 | — | — | — | ♦ Carcinogen |
| Lead | 1 | 1 | 0 | — | 62 | ♦ Carcinogen |
| Mercury compounds | 1 | 1 | 0 | — | 2 | |
| Dioxin and dioxin-like compounds | 1 | — | 1 | — | — | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Certain glycol ethers | — | — | — | — | — | |
| Ammonia | 96,699 | 96,667 | 32 | — | 1 | |
| Toluene | 14,033 | 14,029 | 4 | — | 40 | |
| Xylene (mixed isomers) | 8,935 | 8,931 | 4 | — | 246 | |
| n-Hexane | 7,610 | 7,606 | 4 | — | 4 | |
| Cyclohexane | 2,395 | 2,391 | 4 | — | 2 | |
| Benzene | 1,521 | 1,517 | 4 | — | 5 | ♦ Carcinogen |
| Ethylbenzene | 1,321 | 1,317 | 4 | — | 16 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 1,234 | 1,234 | — | — | 85 | |
| Hydrogen sulfide | 1,198 | 1,164 | 34 | — | — | |
| Naphthalene | 81 | 74 | 7 | — | 58 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 25 | 18 | 7 | — | 1 | ♦ Carcinogen |
| Lead | 1 | 1 | 0 | — | 27 | ♦ Carcinogen |
| Mercury compounds | 0 | 0 | 0 | — | 4 | |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Certain glycol ethers | — | — | — | — | — | |
| Ammonia | 97,830 | 97,800 | 30 | — | 1 | |
| Toluene | 11,420 | 11,420 | — | — | 21 | |
| Xylene (mixed isomers) | 8,300 | 8,300 | — | — | 374 | |
| n-Hexane | 6,300 | 6,300 | — | — | 3 | |
| Cyclohexane | 2,070 | 2,070 | — | — | 3 | |
| Benzene | 1,320 | 1,320 | — | — | 1 | ♦ Carcinogen |
| Ethylbenzene | 1,275 | 1,275 | — | — | 12 | ♦ Carcinogen |
| Hydrogen sulfide | 1,113 | 1,080 | 33 | — | — | |
| 1,2,4-Trimethylbenzene | 1,030 | 1,030 | — | — | 575 | |
| Naphthalene | 58 | 58 | — | — | 22 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 20 | 20 | — | — | 8 | ♦ Carcinogen |
| Lead | 1 | 1 | 0 | — | 32 | ♦ Carcinogen |
| Mercury compounds | 0 | 0 | 0 | — | 30 | |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Certain glycol ethers | — | — | — | — | — | |
| Ammonia | 77,731 | 77,700 | 31 | — | 1 | |
| Xylene (mixed isomers) | 12,700 | 12,700 | — | — | 556 | |
| Toluene | 8,610 | 8,610 | — | — | 48 | |
| n-Hexane | 6,040 | 6,040 | — | — | 7 | |
| Cyclohexane | 1,955 | 1,955 | — | — | 2 | |
| 1,2,4-Trimethylbenzene | 1,605 | 1,605 | — | — | 703 | |
| Ethylbenzene | 1,363 | 1,363 | — | — | 68 | ♦ Carcinogen |
| Benzene | 1,299 | 1,299 | — | — | 2 | ♦ Carcinogen |
| Hydrogen sulfide | 584 | 550 | 34 | — | — | |
| Naphthalene | 68 | 68 | — | — | 52 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 15 | 15 | — | — | 17 | ♦ Carcinogen |
| Lead | 1 | 1 | 0 | — | 326 | ♦ Carcinogen |
| Mercury compounds | 0 | 0 | 0 | — | 16 | |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | 1 |
Waste Management & Recycling
How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.
| Chemical | Released | Recycled | Energy Recovery | Treated |
|---|---|---|---|---|
| n-Hexane | — | 64 | — | 16,005 |
| 1,2,4-Trimethylbenzene | — | 64 | — | 3,416 |
| Xylene (mixed isomers) | — | 725 | — | 23,033 |
| Ammonia | — | — | — | 9,310 |
| Lead | — | 61 | — | — |
| Hydrogen sulfide | — | — | — | 11,737 |
| Naphthalene | — | 2,009 | — | 175 |
| Ethylbenzene | — | — | — | 2,405 |
| Benzene | — | 3,842 | — | 9,581 |
| Polycyclic aromatic compounds | — | 943 | — | 102 |
| Toluene | — | 456 | — | 25,364 |
| Cyclohexane | — | 102 | — | 4,020 |
| Benzo[g,h,i]perylene | — | 21 | — | 0 |
Off-Site Transfer Destinations
Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.
| Destination | Chemical | Disposal | Recycling | Energy Rec. | Treatment |
|---|---|---|---|---|---|
|
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
|
Toluene | 4 | — | — | — |
|
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
|
Toluene | — | — | — | 388 |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
|
Toluene | — | — | — | 1 |
|
COLUMBIA RIDGE LANDFILL
ARLINGTON, OR
|
Toluene | 0 | — | — | — |
|
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
|
Mercury compounds | 0 | — | — | — |
|
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
|
Mercury compounds | 0 | — | — | — |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
|
Mercury compounds | 0 | — | — | — |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
|
Cyclohexane | — | — | — | 1 |
|
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
|
Cyclohexane | 0 | — | — | — |
|
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
|
Ethylbenzene | 14 | — | — | — |
|
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
|
Ethylbenzene | — | — | — | 81 |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
|
Ethylbenzene | — | — | — | 0 |
|
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
|
Ethylbenzene | 0 | — | — | — |
|
COLUMBIA RIDGE LANDFILL
ARLINGTON, OR
|
Ethylbenzene | 0 | — | — | — |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
|
n-Hexane | — | — | — | 1 |
|
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
|
1,2,4-Trimethylbenzene | — | — | — | 254 |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
|
1,2,4-Trimethylbenzene | — | — | — | 3 |
|
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
|
1,2,4-Trimethylbenzene | 0 | — | — | — |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
|
Naphthalene | — | — | — | 0 |
|
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
|
Xylene (mixed isomers) | 86 | — | — | — |
|
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
|
Xylene (mixed isomers) | — | — | — | 610 |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
|
Xylene (mixed isomers) | — | — | — | 4 |
|
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
|
Xylene (mixed isomers) | 0 | — | — | — |
|
COLUMBIA RIDGE LANDFILL
ARLINGTON, OR
|
Xylene (mixed isomers) | 1 | — | — | — |
|
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
|
Lead | 1 | — | — | — |
|
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
|
Lead | 1 | — | — | — |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
|
Lead | 8 | — | — | — |
|
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
|
Lead | 0 | — | — | — |
|
COLUMBIA RIDGE LANDFILL
ARLINGTON, OR
|
Lead | 0 | — | — | — |
|
CATALYST RECOVERY OF LA, LLC
LAFAYETTE, LA
|
Lead | — | 61 | — | — |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
|
Benzene | — | — | — | 0 |
|
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
|
Benzene | — | — | — | 118 |
|
COLUMBIA RIDGE LANDFILL
ARLINGTON, OR
|
Ammonia | 29 | — | — | — |
|
COLUMBIA RIDGE LANDFILL
ARLINGTON, OR
|
Polycyclic aromatic compounds | 0 | — | — | — |
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| cwa | Permit Violations - Violation Specified in Comment | Mar 17, 2025 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 1, 2025 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Jun 28, 2023 | Feb 27, 2024 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jun 28, 2023 | Feb 27, 2024 | Resolved |
| rcra | Standards for Used Oil: Generators | Jun 28, 2023 | Feb 27, 2024 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 28, 2023 | Sep 12, 2024 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Jun 28, 2023 | Feb 27, 2024 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 1, 2020 | Feb 1, 2020 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 1, 2018 | Feb 1, 2018 | Resolved |
| cwa | Schedule Event reported late | Jan 13, 2017 | — | Open |
| cwa | Schedule Event unachieved but reported | Jan 13, 2017 | Apr 10, 2017 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 13, 2017 | Apr 10, 2017 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 13, 2017 | — | Open |
| cwa | Schedule Event achieved late but reported | Nov 1, 2016 | — | Open |
| cwa | Schedule Event achieved late but reported | Nov 1, 2016 | — | Open |
| cwa | Monitoring Violations - Frequency of Sampling Violation | Aug 29, 2015 | — | Open |
| cwa | Schedule Event reported late | Dec 17, 2014 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 17, 2014 | — | Open |
| rcra | Standards for Used Oil: Generators | Sep 15, 2014 | Oct 15, 2014 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Sep 15, 2014 | Oct 1, 2014 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Sep 15, 2014 | Oct 15, 2014 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Sep 15, 2014 | Oct 24, 2014 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jul 1, 2012 | May 12, 2015 | Resolved |
| cwa | Schedule Event reported late | Jul 1, 2012 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 1, 2012 | — | Open |
| cwa | Schedule Event unachieved but reported | Jul 1, 2012 | May 12, 2015 | Resolved |
| cwa | Schedule Event reported late | Nov 30, 2008 | — | Open |
| cwa | Schedule Event unachieved but reported | Nov 30, 2008 | Mar 27, 2009 | Resolved |
| cwa | Schedule Event achieved late but reported | Nov 30, 2008 | — | Open |
| cwa | Schedule Event reported late | Nov 30, 2008 | — | Open |
| cwa | Schedule Event unachieved and not reported | Nov 30, 2008 | Mar 27, 2009 | Resolved |
| cwa | Schedule Event unachieved but reported | Nov 30, 2008 | Mar 27, 2009 | Resolved |
| cwa | Schedule Event unachieved and not reported | Nov 30, 2008 | Mar 27, 2009 | Resolved |
| cwa | Schedule Event achieved late but reported | Nov 30, 2008 | — | Open |
| cwa | Schedule Event achieved late but reported | Nov 1, 2008 | — | Open |
| cwa | Schedule Event achieved late but reported | Nov 1, 2008 | — | Open |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 24, 2007 | May 14, 2007 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jun 16, 2004 | Jun 17, 2004 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Sep 30, 1993 | Mar 15, 1994 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Sep 30, 1993 | Mar 15, 1994 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Mar 13, 1986 | May 16, 1986 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Apr 3, 1985 | Aug 26, 1985 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jan 20, 1984 | Feb 16, 1984 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 11, 1983 | Dec 15, 1983 | Resolved |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.00 | +51% | Jan 2021 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.00 | +51% | Jan 2021 | Open |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.