Non-Compliance
Clean Water Act
WALNUT COVE WWTP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $4,875 in total penalties since records began.
- Address
-
9644 ARBOR OAK
WILLIS, TX 77378
View on map ↗ - County
- MONTGOMERY County
- Inspections
- 2 · last Feb 18, 2026
- Total Penalties
- $4,875 · last Feb 4, 2025
- Registry ID
- 110009776439
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.
4
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 | Feb 18, 2026 | Feb 24, 2026 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jul 5, 2016 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 31, 2013 | — | Open |
| cwa | Schedule Event reported late | Oct 31, 2012 | — | Open |
| cwa | Schedule Event achieved late but reported | Oct 31, 2012 | — | Open |
| cwa | Schedule Event unachieved and not reported | Oct 31, 2012 | Feb 19, 2013 | Resolved |
| cwa | Schedule Event unachieved but reported | Oct 31, 2012 | Feb 19, 2013 | Resolved |
| cwa | Schedule Event achieved late but reported | Feb 13, 2011 | — | Open |
| cwa | Schedule Event reported late | Feb 13, 2011 | — | 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 | 6.90 mg/L | 3.00 | +130% | Jul 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.54 kg/d | 1.13 | +36% | Apr 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.15 mg/L | 3.00 | +105% | Apr 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.16 mg/L | 3.00 | +5% | Mar 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 18.70 mg/L | 15.00 | +25% | Dec 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.08 mg/L | 3.00 | +36% | Dec 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 16.60 mg/L | 15.00 | +11% | Apr 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 17.70 mg/L | 15.00 | +18% | Feb 2019 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.11 MGD | 0.10 | +15% | Mar 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 15.80 mg/L | 15.00 | +5% | Dec 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 18.30 mg/L | 15.00 | +22% | Mar 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 18.40 mg/L | 15.00 | +23% | Feb 2017 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.11 MGD | 0.10 | +8% | May 2015 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 20.50 mg/L | 15.00 | +37% | Apr 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 TX-2024-0586-MWD-E · Feb 4, 2025
$4,875
State CWA Penalty AO
Clean Water Act
· Case TX-2011-2178-MWD-E · Aug 17, 2012
$29,350
State CWA Penalty AO
Clean Water Act
· Case TX-2010-0618-MWD-E · Nov 15, 2010
$7,339
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