County page
Los Angeles County
Los Angeles County currently shows 18 Superfund sites, 3553 imported facility profiles, and 3,391,352 lbs in loaded TRI releases.
Overview
What this county page is saying
This live county page is generated from the ingested EPA datasets. It merges ECHO facility compliance rows, TRI release totals, and any Superfund sites attached to Los Angeles County.
The latest loaded TRI year is 2024, with 3,391,352 lbs in county-level on-site releases tied to the imported facility set.
Focus points
Design and product notes
County pages combine facility compliance history with chemical release totals.
TRI chemistry shows what is being reported, while ECHO shows who keeps drawing enforcement attention.
Superfund records add legacy cleanup context even when live contaminant detail is still sparse.
Superfund layer
Cleanup sites in this county
Cooper Drum Co
Cooper Drum Co is in EPA's Superfund layer for South Gate, CA. Live ingestion currently includes the official EPA detail links and geocoded site record.
Del Amo
Del Amo is in EPA's Superfund layer for Los Angeles, CA. Live ingestion currently includes the official EPA detail links and geocoded site record.
Exide Technologies Vernon
Exide Technologies Vernon is in EPA's Superfund layer for Vernon, CA. Live ingestion currently includes the official EPA detail links and geocoded site record.
Jervis B Webb Co
Jervis B Webb Co is in EPA's Superfund layer for South Gate, CA. Live ingestion currently includes the official EPA detail links and geocoded site record.
Jet Propulsion Laboratory Nasa
Jet Propulsion Laboratory Nasa is in EPA's Superfund layer for Pasadena, CA. Live ingestion currently includes the official EPA detail links and geocoded site record.
Montrose Chemical Corp
Montrose Chemical Corp is in EPA's Superfund layer for Torrance, CA. Live ingestion currently includes the official EPA detail links and geocoded site record.
Omega Chemical Corporation
Omega Chemical Corporation is in EPA's Superfund layer for Whittier, CA. Live ingestion currently includes the official EPA detail links and geocoded site record.
Operating Industries Inc Landfill
Operating Industries Inc Landfill is in EPA's Superfund layer for Monterey Park, CA. Live ingestion currently includes the official EPA detail links and geocoded site record.
Pemaco Maywood
Pemaco Maywood is in EPA's Superfund layer for Maywood, CA. Live ingestion currently includes the official EPA detail links and geocoded site record.
San Fernando Valley Area 1
San Fernando Valley Area 1 is in EPA's Superfund layer for North Hollywood, CA. Live ingestion currently includes the official EPA detail links and geocoded site record.
San Fernando Valley Area 2
San Fernando Valley Area 2 is in EPA's Superfund layer for Glendale, CA. Live ingestion currently includes the official EPA detail links and geocoded site record.
San Fernando Valley Area 4
San Fernando Valley Area 4 is in EPA's Superfund layer for Los Angeles, CA. Live ingestion currently includes the official EPA detail links and geocoded site record.
Facilities
Worst polluters and compliance pressure
Chevron El Segundo Refinery
Significant Violation across 12 of the last 12 quarters, with $1,078,634 in recorded penalties.
Owens-brockway Glass Container Inc
Significant Violation across 12 of the last 12 quarters, with $686,306 in recorded penalties.
Paramount Petroleum Corporation
Significant Violation across 12 of the last 12 quarters, with $200,422 in recorded penalties.
Clean Harbors- - Industrial Service Oil Co Inc
Violation Identified across 12 of the last 12 quarters, with $210,000 in recorded penalties.
Valero Wilmington Refinery
Violation across 6 of the last 12 quarters, with $540,874 in recorded penalties.
Hill Brothers Chemical Co
Violation Identified across 11 of the last 12 quarters, with $205,000 in recorded penalties.
Shell Pipeline Company, Carson Distribution Facility
Violation Identified across 8 of the last 12 quarters, with $63,000 in recorded penalties.
Los Angeles Refinery Carson Plant
Violation Identified across 6 of the last 12 quarters, with $174,552 in recorded penalties.
Hyperion Treatment Plant
Violation Identified across 12 of the last 12 quarters, with $144,000 in recorded penalties.
Engineered Polymer Solutions Inc
Significant noncompliance across 5 of the last 12 quarters, with $919,298 in recorded penalties.
Triumph Processing, Inc.
Violation Identified across 12 of the last 12 quarters, with $49,999 in recorded penalties.
Castaic
Significant Violation across 11 of the last 12 quarters, with $336,000 in recorded penalties.
Phillips 66 Company Wilmington Plant
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Aes Redondo Beach, Llc
Significant Violation across 12 of the last 12 quarters, with $33,000 in recorded penalties.
Tesoro Los Angeles Refinery and Calciner
Significant noncompliance across 4 of the last 12 quarters, with $503,288 in recorded penalties.
Safety-kleen (los Angeles) I
Significant noncompliance across 11 of the last 12 quarters, with $117,875 in recorded penalties.
Torrance Refining Company Llc
Significant noncompliance across 5 of the last 12 quarters, with $9,000 in recorded penalties.
Six Flags Themes Pks Inc, Six Flags Magic
Significant Violation across 9 of the last 12 quarters, with $675,000 in recorded penalties.
Continental Forge Co
Violation Identified across 11 of the last 12 quarters, with $47,500 in recorded penalties.
Sterling Ambassador Towers
Violation Identified across 10 of the last 12 quarters, with $138,000 in recorded penalties.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | TRI-listed chemical | 28 | 1,700,037 lbs |
| Ammonia | TRI-listed chemical | 26 | 516,245 lbs |
| Hydrogen cyanide | TRI-listed chemical | 4 | 302,800 lbs |
| 4, 4'-Isopropylidenediphenol | TRI-listed chemical | 3 | 254,730 lbs |
| Propylene | TRI-listed chemical | 10 | 52,443 lbs |
| Toluene | Volatile organic compound | 44 | 48,227 lbs |
| Methanol | TRI-listed chemical | 32 | 43,659 lbs |
| Hydrogen sulfide | TRI-listed chemical | 8 | 38,588 lbs |
| Xylene (mixed isomers) | Volatile organic compound | 43 | 38,043 lbs |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | TRI-listed chemical | 4 | 32,934 lbs |
| n-Hexane | TRI-listed chemical | 33 | 31,938 lbs |
| Carbonyl sulfide | TRI-listed chemical | 6 | 28,570 lbs |
| Styrene | Volatile organic compound | 20 | 27,405 lbs |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | TRI-listed chemical | 8 | 12,331 lbs |
| Lead | Metals and metal compounds | 37 | 11,747 lbs |
| Methyl isobutyl ketone | TRI-listed chemical | 8 | 11,203 lbs |
| sec-Butyl alcohol | TRI-listed chemical | 4 | 10,668 lbs |
| Benzene | Volatile organic compound | 24 | 10,010 lbs |
| Ethylbenzene | Volatile organic compound | 33 | 9,304 lbs |
| Ethylene | TRI-listed chemical | 9 | 8,680 lbs |
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in California
California facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in California
California facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in California
California facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.