Non-Compliance
Clean Water Act
DUNAWEAL WWTP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- Address
-
1185 DUNAWEAL LANE
CALISTOGA, CA 94515
View on map ↗ - County
- NAPA County
- Total Penalties
- $0 · last Dec 23, 2015
- Registry ID
- 110006783908
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 | Jan 31, 2023 | — | Open |
| cwa | Schedule Event unachieved and not reported | Oct 31, 2019 | Jan 30, 2020 | Resolved |
| cwa | Schedule Event unachieved and not reported | Dec 1, 2017 | Jan 29, 2019 | Resolved |
| cwa | Schedule Event reported late | Dec 1, 2017 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 1, 2017 | — | Open |
| cwa | Schedule Event unachieved but reported | Dec 1, 2017 | Dec 31, 2018 | Resolved |
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 |
|---|---|---|---|---|---|---|
| Aldrin | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +438% | Dec 2025 | Open |
| Aldrin | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +977% | Dec 2025 | Open |
| Aldrin | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +438% | Dec 2025 | Open |
| Aldrin | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +977% | Dec 2025 | Open |
| % Survival Static Renewal 96Hr Acute Pimephales promelas | DMR, Limited - Numeric Violation | 10.00 % | 70.00 | +86% | Mar 2025 | Open |
| Coliform, total general | DMR, Limited - Numeric Violation | 350.00 MPN/100mL | 240.00 | +46% | Mar 2025 | Open |
| Aldrin | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +977% | Dec 2024 | Open |
| Aldrin | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +438% | Dec 2024 | Open |
| Aldrin | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +438% | Dec 2024 | Open |
| Aldrin | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +977% | Dec 2024 | Open |
| Aldrin | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +1,054% | Dec 2023 | Open |
| Aldrin | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +2,208% | Dec 2023 | Open |
| Aldrin | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +2,208% | Dec 2023 | Open |
| Aldrin | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +1,054% | Dec 2023 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 70.00 % | 85.00 | +100% | Jan 2023 | Open |
| Dichlorobromomethane | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +11% | Dec 2022 | Open |
| Polychlorinated biphenyls [PCBs], sum of Aroclors | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +733% | Dec 2018 | Open |
| Polychlorinated biphenyls [PCBs], sum of Aroclors | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +488% | Dec 2018 | Open |
| Dichlorobromomethane | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.00 | +32% | Jan 2018 | Open |
| Dichlorobromomethane | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.00 | +50% | Apr 2017 | Open |
| Dichlorobromomethane | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +3% | Apr 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-N00002163
State CWA Penalty AO
Clean Water Act
· Case CA-CFEA433374 · Jan 15, 2020
State CWA Penalty AO
Clean Water Act
· Case CA-2015-1082 · Dec 23, 2015
$12,000
State CWA Non Penalty AO
Clean Water Act
· Case CA-2015-1007 · Nov 12, 2014
State CWA Penalty AO
Clean Water Act
· Case CA-2013-1053 · May 8, 2013
$6,000
State CWA Non Penalty AO
Clean Water Act
· Case CA-2010-1100 · Sep 8, 2010
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