Non-Compliance
Clean Water Act
HILL CANYON WWTP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $18,000 in total penalties since records began.
- Address
-
9600 SANTA ROSA RD
CAMARILLO, CA 93010
View on map ↗ - County
- VENTURA County
- Inspections
- 4 · last Jun 19, 2025
- Total Penalties
- $18,000 · last Feb 8, 2023
- Registry ID
- 110039774223
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.
1
Water (CWA)
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 | Monitoring Violations - Analysis not Conducted | Sep 30, 2019 | Mar 30, 2020 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Apr 22, 1999 | — | 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 |
|---|---|---|---|---|---|---|
| Radiation,Gross Beta Particle Activity | DMR, Limited - Numeric Violation | 15.90 mrems/yr | 4.00 | +298% | Dec 2024 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 130.00 MPN/100mL | 23.00 | +465% | Aug 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 2.60 mg/L | 0.10 | +2,500% | Jul 2022 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +15% | May 2022 | Open |
| Cyanide, total [as CN] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.00 | +52% | Aug 2021 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +50% | Feb 2021 | Open |
| Cyanide, total [as CN] | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +5% | Dec 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 14,737.75 kg/d | 2,088.40 | +606% | Oct 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 411.00 mg/L | 40.00 | +928% | Oct 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 411.00 mg/L | 15.00 | +2,640% | Oct 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 17,655.61 kg/d | 2,360.80 | +648% | Oct 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 14,737.75 kg/d | 794.50 | +1,755% | Oct 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 495.00 mg/L | 45.00 | +1,000% | Oct 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 74.00 mg/L | 45.00 | +64% | May 2020 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +78% | Apr 2020 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.54 kg/d | 0.32 | +71% | Apr 2020 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.27 kg/d | 0.18 | +50% | Dec 2019 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 172.00 mg/L | 150.00 | +15% | Feb 2019 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 9.10 mg/L | 9.00 | +1% | Jan 2019 | Open |
| Cyanide, total [as CN] | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +2% | Jan 2018 | Open |
| Nickel, total recoverable | DMR, Limited - Numeric Violation | 0.18 kg/d | 0.14 | +33% | Jul 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-N00001472
State CWA Penalty AO
Clean Water Act
· Case CA-N00002150
State CWA Penalty AO
Clean Water Act
· Case CA-N00001473
State CWA Penalty AO
Clean Water Act
· Case CA-N00001471
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA451031 · Feb 8, 2023
$18,000
State CWA Non Penalty AO
Clean Water Act
· Case CA-2014-1057 · May 8, 2014
Civil Judicial Action
Clean Water Act
· Case CA-N00001477 · May 25, 2004
Civil Judicial Action
Clean Water Act
· Case CA-N00003675 · May 25, 2004
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00000985 · Jun 5, 2003
State CWA Penalty AO
Clean Water Act
· Case CA-N00000405 · Oct 24, 2002
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00001475 · Jul 21, 1998
State CWA Penalty AO
Clean Water Act
· Case CA-N00002496 · May 15, 1998
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00001474 · Feb 9, 1998
Other facilities in VENTURA County, CA
AMERICAN TOOTH INDUSTRIES
OXNARD, CA
· Manufacturing
SHELL SERVICE STATION
OXNARD, CA
INLAND KENWORTH
OXNARD, CA
CONEJO VALLEY USD MAINTENANCE
NEWBURY PARK, CA
AMERICAN INTL PACIFIC INDUSTRIES CORP
CAMARILLO, CA
CONEJO VALLEY CARBURETORS
NEWBURY PARK, CA