Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
USS-UPI, LLC
Quick Summary
- •Released 5,405 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 $17,500 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
900 LOVERIDGE ROAD
PITTSBURG, CA 94565
View on map ↗ - County
- CONTRA COSTA County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 331221
- Inspections
- 13 · last Jan 21, 2026
- Total Penalties
- $17,500 · last Dec 7, 2021
- Registry ID
- 110000483450
How This Compares
#164
of 996 TRI reporters in CA
#4,949
of 16,877 TRI reporters in Manufacturing
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.
0
Air (CAA)
Qtrs Non-Compliant
Qtrs Non-Compliant
4
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
0
Hazardous Waste (RCRA)
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.
Emissions Trend (2015–2023)
-44% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 3,904 | — |
| 2016 | 2,673 | -32% |
| 2017 | 5,405 | +102% |
| 2018 | 2,459 | -55% |
| 2019 | 2,193 | -11% |
| 2020 | 2,245 | +2% |
| 2021 | 1,258 | -44% |
| 2022 | 367 | -71% |
| 2023 | 2,168 | +491% |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Sodium nitrite | — | — | — | — | — | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 2,168 | 1 | 8 | 2,160 | 26,286 |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Sodium nitrite | — | — | — | — | — | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 367 | 1 | 22 | 344 | 32,920 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | — | — | — | — | — | |
| Sodium nitrite | — | — | — | — | 132 | |
| Zinc compounds | 951 | 484 | 1 | 466 | 3,614 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 307 | 1 | 4 | 303 | 32,703 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nonylphenol Ethoxylates | — | — | — | — | 169 | |
| Sodium nitrite | — | — | — | — | — | |
| Zinc compounds | 2,033 | 553 | 644 | 836 | 4,680 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 212 | 1 | 1 | 210 | 28,576 |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 925 | 1 | 7 | 918 | 19,607 | |
| Zinc compounds | 823 | 448 | — | 375 | 4,153 | |
| Lead compounds | 445 | — | — | 445 | 77 | |
| Polychlorinated biphenyls | 0 | — | 0 | — | 1,107 | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Polychlorinated biphenyls | — | — | — | — | 1,568 | ♦ Carcinogen |
| Ammonia | — | — | — | — | — | |
| Zinc compounds | 1,431 | 431 | — | 999 | 3,603 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 570 | 1 | 3 | 567 | 34,934 | |
| Nickel compounds | 364 | — | 28 | 336 | 24,885 | ♦ Carcinogen |
| Antimony compounds | 93 | 1 | 3 | 90 | 1,511 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | — | — | — | — | — | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 2,650 | 1 | 13 | 2,636 | 27,607 | |
| Zinc compounds | 2,123 | 481 | — | 1,642 | 4,278 | |
| Nickel compounds | 607 | — | 70 | 537 | 16,028 | ♦ Carcinogen |
| Antimony compounds | 25 | 1 | — | 25 | 1,794 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | — | — | — | — | — | |
| Zinc compounds | 1,384 | 493 | 107 | 785 | 4,266 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 945 | 4 | 8 | 933 | 50,288 | |
| Nickel compounds | 327 | — | 47 | 280 | 38,635 | ♦ Carcinogen |
| Antimony compounds | 17 | 1 | 6 | 10 | 1,789 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Polychlorinated biphenyls | — | — | — | — | — | ♦ Carcinogen |
| Ammonia | — | — | — | — | — | |
| Zinc compounds | 2,396 | 445 | — | 1,951 | 3,874 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 1,081 | 1 | — | 1,080 | 39,277 | |
| Nickel compounds | 379 | — | — | 379 | 48,737 | ♦ Carcinogen |
| Antimony compounds | 49 | 1 | 5 | 43 | 1,625 |
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 |
|---|---|---|---|---|
| Zinc compounds | — | 3,603 | — | — |
| Antimony compounds | — | 1,511 | — | — |
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 |
|---|---|---|---|---|---|
|
US ZINC CORP
CLARKSVILLE, TN
|
Zinc compounds | — | 4,278 | — | — |
|
US ZINC CORP
CLARKSVILLE, TN
|
Antimony compounds | — | 1,794 | — | — |
|
CLEAN HARBORS
BUTTONWILLOW, CA
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 27,607 | — | — | — |
|
CLEAN HARBORS
BUTTONWILLOW, CA
|
Nickel compounds | 16,028 | — | — | — |
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 |
|---|---|---|---|---|
| rcra | Standards for Owners and Operators of HW TSDs: Releases from Solid Waste Management Units | Aug 24, 2022 | Dec 1, 2022 | Resolved |
| caa | HPV | Mar 18, 2021 | Jan 26, 2022 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Financial Requirements | Apr 10, 2020 | Jun 3, 2020 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Mar 10, 2020 | Mar 27, 2020 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Feb 19, 2020 | — | Open |
| caa | HPV | Nov 18, 2019 | Dec 7, 2021 | Resolved |
| caa | FRV | Oct 10, 2019 | — | Open |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Mar 26, 2018 | Nov 6, 2019 | Resolved |
| caa | HPV | Mar 5, 2018 | Sep 25, 2018 | Resolved |
| caa | FRV | Aug 21, 2017 | — | Open |
| rcra | Standards for Universal Waste Management: General | Jun 5, 2017 | Jul 4, 2017 | Resolved |
| rcra | Standards for Used Oil: Generators | Jun 5, 2017 | Aug 7, 2017 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jun 5, 2017 | Aug 7, 2017 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Releases from Solid Waste Management Units | Jun 5, 2017 | Aug 7, 2017 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | May 15, 2017 | Nov 30, 2020 | Resolved |
| caa | FRV | Apr 21, 2017 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Mar 28, 2017 | Nov 2, 2018 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Feb 28, 2013 | Mar 1, 2013 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 7, 2011 | Aug 9, 2011 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Financial Requirements | Jul 8, 2010 | Sep 9, 2010 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Sep 23, 1996 | Oct 9, 1996 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Jun 29, 1995 | Jul 31, 1995 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jun 29, 1995 | Oct 10, 1995 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Jun 28, 1995 | Jun 28, 1995 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Mar 17, 1995 | Oct 10, 1995 | Resolved |
| rcra | Land Disposal Restrictions: General | Jul 1, 1994 | Apr 19, 1995 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 1, 1994 | Oct 10, 1995 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Jun 23, 1993 | Jun 22, 1994 | Resolved |
| rcra | Land Disposal Restrictions: General | Jun 23, 1993 | Apr 19, 1995 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jun 23, 1993 | Oct 10, 1995 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Financial Requirements | May 17, 1993 | Jun 27, 1995 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Closure and Post-Closure | Nov 27, 1989 | Feb 3, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Nov 27, 1989 | Feb 3, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Closure and Post-Closure | Nov 14, 1988 | Feb 3, 1992 | Resolved |
| rcra | Land Disposal Restrictions: General | Nov 14, 1988 | Feb 3, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Nov 14, 1988 | Feb 3, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Oct 27, 1987 | Feb 3, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Closure and Post-Closure | Oct 27, 1987 | Feb 3, 1992 | 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 recoverable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.00 | +121% | Feb 2021 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +33% | Feb 2021 | Open |
| Nickel, total recoverable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +32% | Jan 2017 | Open |
| Nickel, total recoverable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +8% | Jan 2017 | 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.
State CWA Penalty AO
Clean Water Act
· Case CA-N00000758
State CWA Penalty AO
Clean Water Act
· Case CA-N00001032
State CWA Penalty AO
Clean Water Act
· Case CA-N00000763
State CWA Penalty AO
Clean Water Act
· Case CA-N00000760
State CWA Penalty AO
Clean Water Act
· Case CA-N00000762
State CWA Penalty AO
Clean Water Act
· Case CA-N00000761
State CWA Penalty AO
Clean Water Act
· Case CA-N00000759
INSPECTION REPORT w/VIOLATIONS (MAILED DATE)
RCRA (Hazardous Waste)
· Case RCRA-CAD009150194-518 · Nov 2, 2022
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-CAD009150194-310 · Sep 26, 2022
Administrative - Formal
Clean Air Act
· Case 3602929623 · Jan 26, 2022
$0
Administrative - Formal
Clean Air Act
· Case 3602154054 · Dec 7, 2021
$17,500
Notice of Violation
Clean Air Act
· Case 3602929620 · Mar 18, 2021
SINGLE SITE CA/FO
RCRA (Hazardous Waste)
· Case RCRA-CAD009150194-306 · Sep 24, 2020
$63,000
Administrative - Formal
· Case 09-2020-0028 · May 19, 2020
$31,770
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-CAD009150194-309 · Apr 10, 2020
INSPECTION REPORT w/VIOLATIONS (MAILED DATE)
RCRA (Hazardous Waste)
· Case RCRA-CAD009150194-516 · Apr 10, 2020
INSPECTION REPORT w/VIOLATIONS (MAILED DATE)
RCRA (Hazardous Waste)
· Case RCRA-CAD009150194-514 · Apr 9, 2020
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-CAD009150194-308 · Mar 10, 2020
FINAL CIVIL JUDICIAL ACTION FOR COMPLIANCE AND/OR MONETARY PENALTY
RCRA (Hazardous Waste)
· Case RCRA-CAD009150194-300 · Dec 12, 2019
$625,000
Notice of Violation
Clean Air Act
· Case 3602154052 · Nov 18, 2019
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