Non-Compliance
Clean Water Act
GRASS VALLEY WASTEWATER TREATMENT PLANT
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $3,000 in total penalties since records began.
- Address
-
556 - C FREEMAN LANE
GRASS VALLEY, CA 95949
View on map ↗ - County
- NEVADA County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 22132
- Inspections
- 2 · last Apr 3, 2025
- Total Penalties
- $3,000 · last Aug 3, 2021
- Registry ID
- 110000520696
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
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 | Nov 27, 2024 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Apr 5, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Dec 11, 2018 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Dec 6, 2018 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Dec 5, 2018 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 30, 2018 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Nov 11, 2017 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 13, 2017 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 12, 2017 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 11, 2017 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 10, 2017 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 5, 2017 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 29, 2017 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Aug 2, 2017 | — | Open |
| cwa | Schedule Event achieved late but reported | Jun 1, 2014 | — | Open |
| cwa | Schedule Event unachieved but reported | Jun 1, 2014 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jun 1, 2014 | — | Open |
| cwa | Schedule Event reported late | Jun 1, 2014 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 1, 2010 | — | Open |
| cwa | Schedule Event unachieved but reported | Mar 1, 2010 | — | Open |
| cwa | Schedule Event unachieved and not reported | Mar 1, 2010 | — | Open |
| cwa | Schedule Event reported late | Mar 1, 2010 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | May 31, 2001 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Apr 30, 2001 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Apr 4, 2001 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Mar 31, 2001 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Mar 28, 2001 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Mar 14, 2001 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Feb 28, 2001 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Feb 28, 2001 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Feb 22, 2001 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Jan 31, 2001 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jan 31, 2001 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jan 24, 2001 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jan 17, 2001 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jan 9, 2001 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Dec 31, 2000 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Dec 27, 2000 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Dec 19, 2000 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Dec 13, 2000 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Dec 6, 2000 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Nov 30, 2000 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Nov 7, 2000 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Nov 1, 2000 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Oct 31, 2000 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 25, 2000 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Oct 21, 2000 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 18, 2000 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Sep 21, 2000 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Aug 21, 2000 | — | 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 |
|---|---|---|---|---|---|---|
| Coliform, total general | DMR, Limited - Numeric Violation | 3.12 MPN/100mL | 2.20 | +42% | Dec 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.90 mg/L | 3.50 | +183% | May 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 40.67 kg/d | 36.77 | +11% | May 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 53.00 mg/L | 10.00 | +430% | May 2019 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 20.00 mg/L | 10.00 | +100% | Dec 2018 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 48.00 mg/L | 20.00 | +140% | Dec 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 48.00 mg/L | 15.00 | +220% | Dec 2018 | Open |
| Cyanide, total [as CN] | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.00 | +57% | Dec 2017 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.30 mg/L | 3.50 | +80% | Jul 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 218.83 kg/d | 158.90 | +38% | Feb 2017 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 174.79 kg/d | 158.90 | +10% | Feb 2017 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 11.50 mg/L | 10.00 | +15% | Nov 2016 | Open |
| Cyanide, total [as CN] | DMR, Limited - Numeric Violation | 0.07 kg/d | 0.04 | +58% | Mar 2016 | Open |
| Nitrogen, nitrite total [as N] | DMR, Limited - Numeric Violation | 1.14 mg/L | 1.00 | +14% | Dec 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-CFEA455409 · Mar 21, 2024
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA448459 · Nov 3, 2022
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA443346 · Aug 3, 2021
$3,000
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA441449 · Feb 21, 2021
$3,000
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA438225 · Jul 7, 2020
$3,000
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA434128 · Sep 9, 2019
$6,000
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA414971 · Jul 31, 2017
$59,532
State CWA Penalty AO
Clean Water Act
· Case CA-2015-1014 · Feb 27, 2015
$104,500
State CWA Penalty AO
Clean Water Act
· Case CA-2012-1066 · Dec 4, 2012
$55,425
State CWA Non Penalty AO
Clean Water Act
· Case CA-2010-1081 · May 27, 2010
State CWA Non Penalty AO
Clean Water Act
· Case CA-2009-1096 · Jun 12, 2009
State CWA Penalty AO
Clean Water Act
· Case CA-2008-1042 · Nov 12, 2008
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00004349 · Dec 6, 2007
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00003445 · Jun 6, 2003
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00002505 · Apr 17, 1998
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00002504 · Aug 9, 1996
CWA 309A AO For Compliance
Clean Water Act
· Case 09-1995-N003 · Aug 7, 1995
State CWA Non Penalty AO
Clean Water Act
· Case CA-N00000142 · Apr 28, 1989
Other facilities in NEVADA County, CA
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