Non-Compliance
Clean Air Act
Clean Water Act
RCRA
HYPERION TREATMENT PLANT
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $144,000 in total penalties since records began.
- Address
-
12000 VISTA DEL MAR
PLAYA DEL REY, CA 90293
View on map ↗ - County
- LOS ANGELES County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 9 · last Jun 10, 2025
- Total Penalties
- $144,000 · last Aug 7, 2025
- Registry ID
- 110000526618
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
12
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
0
Hazardous Waste (RCRA)
Qtrs Non-Compliant
Qtrs Non-Compliant
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 | Schedule Event unachieved and not reported | Dec 31, 2025 | Jan 31, 2026 | Resolved |
| cwa | WW Storm Water Non-Construction - Failure to Implement SWPPP/SWMP | Dec 28, 2022 | — | Open |
| cwa | Effluent Violations - Unauthorized Discharge | Jul 11, 2021 | — | Open |
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 |
|---|---|---|---|---|---|---|
| TCDD equivalents | DMR, Limited - Numeric Violation | 0.00 kg/d | 0.00 | +17% | Feb 2025 | Open |
| Solids, settleable | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.00 | +567% | Oct 2024 | Open |
| Solids, settleable | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.00 | +1,033% | Sep 2024 | Open |
| Solids, settleable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.00 | +873% | Sep 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 32.00 mg/L | 30.00 | +7% | Jul 2024 | Open |
| Solids, settleable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.00 | +167% | Apr 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 37.00 mg/L | 30.00 | +23% | Mar 2024 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 82.00 % | 85.00 | +20% | Mar 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 68.00 mg/L | 45.00 | +51% | Mar 2024 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 78.00 mg/L | 45.00 | +73% | Mar 2024 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 34.00 mg/L | 30.00 | +13% | Mar 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 79,581.66 kg/d | 72,640.00 | +10% | Mar 2024 | Resolved |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 76.00 % | 85.00 | +60% | Mar 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 219,967.54 kg/d | 72,640.00 | +203% | Feb 2024 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 105.00 mg/L | 30.00 | +250% | Feb 2024 | Open |
| Solids, settleable | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.00 | +933% | Feb 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 60.00 mg/L | 45.00 | +33% | Feb 2024 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 83.00 % | 85.00 | +13% | Feb 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 193.00 mg/L | 45.00 | +329% | Feb 2024 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.87 mg/L | 0.16 | +446% | Feb 2024 | Open |
| Solids, settleable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.00 | +700% | Feb 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 88.90 mg/L | 45.00 | +98% | Feb 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 151,808.52 kg/d | 72,640.00 | +109% | Feb 2024 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 80.00 mg/L | 30.00 | +167% | Feb 2024 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +88% | Feb 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 133.00 mg/L | 45.00 | +196% | Feb 2024 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 122,698.04 kg/d | 47,670.00 | +157% | Feb 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 93,315.16 kg/d | 47,670.00 | +96% | Feb 2024 | Open |
| Solids, settleable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.00 | +200% | Jun 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 32.00 mg/L | 30.00 | +7% | Jun 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 35.00 mg/L | 30.00 | +17% | Jun 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 36.00 mg/L | 30.00 | +20% | Feb 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 31.00 mg/L | 30.00 | +3% | May 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 31.00 mg/L | 30.00 | +3% | Mar 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 66.00 mg/L | 45.00 | +47% | Jan 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 41.00 mg/L | 30.00 | +37% | Jan 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 44.00 mg/L | 30.00 | +47% | Jan 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 52.00 mg/L | 45.00 | +16% | Jan 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 31.00 mg/L | 30.00 | +3% | Dec 2021 | Open |
| Solids, settleable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.00 | +300% | Oct 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 35.00 mg/L | 30.00 | +17% | Sep 2021 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 33.00 mg/L | 30.00 | +10% | Sep 2021 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 140.00 mg/L | 45.00 | +211% | Aug 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 126,171.14 kg/d | 72,640.00 | +74% | Aug 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 203.00 mg/L | 45.00 | +351% | Aug 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 62.00 mg/L | 30.00 | +107% | Aug 2021 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 55,646.78 kg/d | 47,670.00 | +17% | Aug 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 182,889.36 kg/d | 72,640.00 | +152% | Aug 2021 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 58.00 % | 85.00 | +180% | Aug 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 72,735.34 kg/d | 47,670.00 | +53% | Aug 2021 | 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.
State CWA Penalty AO
Clean Water Act
· Case CA-N00003439
State CWA Penalty AO
Clean Water Act
· Case CA-N00003442
State CWA Penalty AO
Clean Water Act
· Case CA-N00003441
State CWA Penalty AO
Clean Water Act
· Case CA-N00003440
State CWA Penalty AO
Clean Water Act
· Case CA-N00002537
Judicial
· Case 09-1977-0004
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA461011 · Aug 7, 2025
$99,000
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA461013 · Jul 25, 2025
$45,000
Administrative - Formal
· Case 09-2024-1502 · Mar 13, 2024
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA452468 · Mar 29, 2023
Administrative - Formal
· Case 09-2010-3515 · Sep 29, 2010
$10,900
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00002756 · Aug 31, 2000
Civil Judicial Action
Clean Water Act
· Case CA-N00002848 · Jan 29, 1999
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00002847 · Sep 14, 1998
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00002846 · Jul 18, 1994
CWA 309A AO For Compliance
Clean Water Act
· Case 09-1990-N017 · Aug 14, 1990
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00003444 · Jun 22, 1987
Civil Judicial Action
Clean Water Act
· Case 09-1987-N007 · Feb 21, 1987
Judicial
· Case 09-1986-0021 · Feb 19, 1987
$625,000
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00003443 · Jan 27, 1986
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