Non-Compliance
Clean Water Act
RCRA
MANTECA WWQCF
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $24,000 in total penalties since records began.
- Address
-
2450 W YOSEMITE AVE
MANTECA, CA 95337
View on map ↗ - County
- SAN JOAQUIN County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 22132
- Total Penalties
- $24,000 · last Jul 30, 2025
- Registry ID
- 110039801462
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.
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 | Permit Violations - Violation Specified in Comment | Oct 24, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 17, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 10, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 3, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 26, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 19, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 5, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Nov 8, 2020 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 23, 2018 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 21, 2017 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 19, 2017 | — | 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 |
|---|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.60 mg/L | 2.00 | +30% | Apr 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.50 mg/L | 4.20 | +31% | Apr 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.60 mg/L | 2.00 | +30% | Apr 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.50 mg/L | 4.20 | +31% | Apr 2024 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 170.00 MPN/100mL | 23.00 | +639% | Mar 2024 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 540.00 MPN/100mL | 240.00 | +125% | Mar 2024 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 21.00 deg F | 20.00 | +5% | Nov 2023 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 920.00 MPN/100mL | 240.00 | +283% | Apr 2023 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 33.00 MPN/100mL | 23.00 | +43% | Apr 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.70 mg/L | 2.50 | +48% | Jan 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 127.62 kg/d | 90.80 | +41% | Jan 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.70 mg/L | 2.50 | +48% | Jan 2023 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 21.00 deg F | 20.00 | +5% | Nov 2022 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 350.00 MPN/100mL | 240.00 | +46% | Jun 2022 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 21.00 deg F | 20.00 | +5% | Jan 2021 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 21.00 deg F | 20.00 | +5% | Dec 2020 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 21.00 mg/L | 20.00 | +5% | Feb 2019 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 21.00 mg/L | 20.00 | +5% | Feb 2019 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 22.00 deg F | 20.00 | +10% | Jan 2019 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 22.00 deg F | 20.00 | +10% | Nov 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 300.00 mg/L | 20.00 | +1,400% | Nov 2018 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 4.50 MPN/100mL | 2.20 | +105% | Sep 2018 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 4.50 MPN/100mL | 2.20 | +105% | Aug 2018 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 1,600.00 MPN/100mL | 240.00 | +567% | Aug 2018 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 22.00 deg F | 20.00 | +10% | Dec 2017 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 540.00 MPN/100mL | 240.00 | +125% | Oct 2017 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.70 mg/L | 2.60 | +4% | Feb 2017 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.70 mg/L | 2.60 | +4% | Feb 2017 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 21.00 deg F | 20.00 | +5% | Dec 2016 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 69.00 deg F | 20.00 | +245% | Jan 2016 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 22.00 deg F | 20.00 | +10% | Dec 2015 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 79.00 deg F | 20.00 | +295% | May 2015 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 540.00 MPN/100mL | 240.00 | +125% | May 2015 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 72.00 deg F | 20.00 | +260% | Feb 2015 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 22.00 deg F | 20.00 | +10% | Jan 2015 | 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-N00003757
State CWA Penalty AO
Clean Water Act
· Case CA-N00002335
State CWA Penalty AO
Clean Water Act
· Case CA-N00002417
State CWA Penalty AO
Clean Water Act
· Case CA-N00003758
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA461262 · Jul 30, 2025
$12,000
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA457544 · Sep 24, 2024
$12,000
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA438223 · Aug 4, 2020
$12,000
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA435527 · Dec 24, 2019
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA433154 · Aug 27, 2019
$25,500
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA425521 · Nov 16, 2018
$6,000
Civil Judicial Action
Clean Water Act
· Case CA-2011-1158 · Nov 22, 2010
State CWA Non Penalty AO
Clean Water Act
· Case CA-2010-1001 · Oct 8, 2009
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00004305 · Oct 15, 2004
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00001920 · Mar 19, 2004
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00002597 · Apr 30, 1999
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00002506 · Jul 24, 1998
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