Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
HI-SHEAR CORP
Quick Summary
- •Released 176 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 $51,500 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
2600 SKYPARK DR.
TORRANCE, CA 90505
View on map ↗ - County
- LOS ANGELES County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 332722
- Inspections
- 9 · last Jul 15, 2025
- Total Penalties
- $51,500 · last Apr 3, 2025
- Registry ID
- 110000475245
How This Compares
#468
of 996 TRI reporters in CA
#9,266
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
0
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
2
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)
-100% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 488 | — |
| 2016 | 171 | -65% |
| 2017 | 176 | +3% |
| 2018 | 171 | -3% |
| 2019 | 186 | +9% |
| 2020 | 117 | -37% |
| 2021 | 0 | -100% |
| 2022 | 0 | — |
| 2023 | 0 | — |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitric acid | — | — | — | — | 5,497 | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 2,640 | |
| Chromium | — | — | — | — | 86,711 | |
| Nickel | — | — | — | — | 880 | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Chromium | — | — | — | — | 266,569 | |
| Nickel | — | — | — | — | 4,240 | ♦ Carcinogen |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 1,700 | |
| Nitric acid | — | — | — | — | 4,240 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitric acid | — | — | — | — | 625 | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | — | 1,140 | |
| Chromium | — | — | — | — | 334,400 | |
| Nickel | — | — | — | — | 425 | ♦ Carcinogen |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitric acid | 55 | 55 | — | — | 14,030 | |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 52 | 52 | — | — | 5,840 | |
| Chromium | 5 | 5 | — | 0 | 272,516 | |
| Nickel | 5 | 5 | — | — | 880 | ♦ Carcinogen |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 107 | 66 | 41 | — | 84,494 | |
| Nitric acid | 69 | 69 | — | — | 7,770 | |
| Chromium | 5 | 5 | — | — | 56,240 | |
| Nickel | 5 | 5 | — | — | 6,368 | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 104 | 66 | 38 | — | 90,405 | |
| Nitric acid | 57 | 57 | — | — | 7,905 | |
| Nickel | 5 | 5 | 0 | — | 13,750 | ♦ Carcinogen |
| Chromium | 5 | 5 | 0 | — | 52,520 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 102 | 66 | 36 | — | 83,594 | |
| Nitric acid | 64 | 64 | — | — | 8,455 | |
| Nickel | 5 | 5 | 0 | — | 12,326 | ♦ Carcinogen |
| Chromium | 5 | 5 | 0 | — | 14,787 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 98 | 65 | 33 | — | 55,277 | |
| Nitric acid | 63 | 63 | — | — | 2,558 | |
| Nickel | 5 | 5 | 0 | — | 12,679 | ♦ Carcinogen |
| Chromium | 5 | 5 | 0 | — | 13,611 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 248 | 232 | 16 | — | 118,071 | |
| Nitric acid | 230 | 230 | — | — | 17,470 | |
| Chromium | 5 | 5 | 0 | — | 28,501 | |
| Nickel | 5 | 5 | 0 | — | 19,213 | ♦ Carcinogen |
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 |
|---|---|---|---|---|
| Nitric acid | — | 5,200 | — | 63,505 |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | — | — | — | 82,105 |
| Nickel | — | 4,650 | — | — |
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 ECOLOGY NEVADA INC.
BEATTY, NV
|
Chromium | 11,510 | — | — | — |
|
CLEAN HARBORS WILMINGTON, LLC
WILMINGTON, CA
|
Chromium | — | 195 | — | — |
|
EVOQUA WATER TECHNOLOGIES LLC
LOS ANGELES, CA
|
Chromium | — | 92 | — | — |
|
RINECO CHEMICAL
HASKELL, AR
|
Chromium | — | 70 | — | — |
|
S LETVIN $ SON INC.
LOS ANGELES, CA
|
Chromium | — | 2,738 | — | — |
|
EVOQUA WATER TECHNOLOGIES LLC
LOS ANGELES, CA
|
Nickel | — | 92 | — | — |
|
US ECOLOGY NEVADA INC.
BEATTY, NV
|
Nickel | 9,301 | — | — | — |
|
S LETVIN $ SON INC.
LOS ANGELES, CA
|
Nickel | — | 2,738 | — | — |
|
US ECOLOGY NEVADA INC.
BEATTY, NV
|
Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 200 | — | — | — |
|
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
|
Nitric acid | — | 100 | — | — |
|
US ECOLOGY NEVADA INC.
BEATTY, NV
|
Nitric acid | 2,850 | — | — | — |
Transfers to Publicly-Owned Treatment Works (POTWs)
Toxic chemicals transferred to municipal wastewater treatment plants during the most recent TRI reporting year. Quantities in pounds.
| Chemical | Transferred (lbs) | POTW |
|---|---|---|
| Nitric acid | 5 | JOINT WATER POLLUTION CONTROL PLANT, CARSON |
| Chromium | 0 | JOINT WATER POLLUTION CONTROL PLANT, CARSON |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 83,394 | JOINT WATER POLLUTION CONTROL PLANT, CARSON |
| Nickel | 13 | JOINT WATER POLLUTION CONTROL PLANT, CARSON |
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 Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Sep 26, 2024 | Oct 24, 2024 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Aug 27, 2024 | Oct 11, 2024 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Aug 27, 2024 | Oct 11, 2024 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Preparedness and Prevention | Aug 27, 2024 | Sep 10, 2024 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Aug 27, 2024 | Oct 11, 2024 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Oct 19, 2021 | Nov 18, 2021 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Oct 19, 2021 | Nov 18, 2021 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Oct 19, 2021 | Nov 18, 2021 | Resolved |
| cwa | WW Storm Water Non-Construction - Failure to submit required report (non-DMR) | Jan 1, 2019 | — | Open |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jul 26, 2018 | Sep 10, 2018 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 6, 2015 | May 4, 2015 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Aug 4, 1993 | Aug 4, 1998 | Resolved |
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.
FINAL 3008(A) COMPLIANCE ORDER
RCRA (Hazardous Waste)
· Case RCRA-CAD990843377-602 · Apr 3, 2025
$45,000
INSPECTION REPORT w/VIOLATIONS (MAILED DATE)
RCRA (Hazardous Waste)
· Case RCRA-CAD990843377-500 · Oct 8, 2024
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-CAD990843377-300 · Aug 27, 2024
FINAL 3008(A) COMPLIANCE ORDER
RCRA (Hazardous Waste)
· Case RCRA-CAD990843377-601 · Jun 16, 2021
$6,500
Administrative - Formal
· Case 09-2000-0246 · Sep 26, 2000
$5,000
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