Non-Compliance
Clean Water Act
SILER CITY WWTP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $492,615 in total penalties since records began.
- Address
-
NCSR 1363 US HWY 64
SILER CITY, NC 27344
View on map ↗ - County
- CHATHAM County
- Inspections
- 8 · last May 19, 2025
- Total Penalties
- $492,615 · last Feb 3, 2026
- Registry ID
- 110040028332
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.
10
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 - Unapproved Operation | Mar 9, 2022 | — | Open |
| cwa | Permit Violations - Unapproved Operation | Sep 29, 2021 | — | Open |
| cwa | Permit Violations - Unapproved Operation | Jun 3, 2020 | — | Open |
| cwa | Violation Detected During Inspection | Oct 19, 2005 | — | 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, fecal MF, MFC broth, 44.5 C | DMR, Limited - Numeric Violation | 583.84 MPN/100mL | 400.00 | +46% | Aug 2025 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.50 mg/L | 0.02 | +2,841% | Aug 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.23 mg/L | 1.00 | +23% | Aug 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.67 mg/L | 1.00 | +67% | Jun 2025 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.07 mg/L | 0.02 | +282% | Jun 2025 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 9.93 mg/L | 7.50 | +32% | May 2025 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 268.00 mg/L | 233.00 | +15% | Jul 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 16.73 mg/L | 10.00 | +67% | Feb 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.15 mg/L | 2.00 | +207% | Feb 2024 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 26.02 mg/L | 15.00 | +73% | Feb 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.56 mg/L | 6.00 | +26% | Feb 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.30 mg/L | 6.00 | +5% | Jan 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.38 mg/L | 2.00 | +69% | Jan 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.30 mg/L | 6.00 | +22% | Dec 2023 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 254.00 mg/L | 233.00 | +9% | Nov 2023 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 246.00 mg/L | 233.00 | +6% | Oct 2023 | Open |
| Chloride [as Cl] | DMR, Limited - Numeric Violation | 237.00 mg/L | 233.00 | +2% | Sep 2023 | Open |
| Coliform, fecal MF, MFC broth, 44.5 C | DMR, Limited - Numeric Violation | 738.95 MPN/100mL | 400.00 | +85% | Jul 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 5.05 mg/L | 5.00 | +1% | May 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 8.54 mg/L | 7.50 | +14% | May 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.94 mg/L | 1.00 | +94% | May 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.06 mg/L | 3.00 | +35% | May 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.59 mg/L | 1.00 | +59% | Apr 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.22 mg/L | 1.00 | +22% | Aug 2022 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 5.19 mg/L | 5.00 | +4% | Aug 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.06 mg/L | 3.00 | +35% | Aug 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 13.06 mg/L | 7.50 | +74% | Aug 2022 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 5.75 mg/L | 5.00 | +15% | Jul 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.14 mg/L | 3.00 | +171% | Jul 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.07 mg/L | 1.00 | +207% | Jul 2022 | Resolved |
| Cadmium, total [as Cd] | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +43% | Jul 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 11.70 mg/L | 7.50 | +56% | Jul 2022 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 8.22 mg/L | 7.50 | +10% | Jun 2022 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 5.62 mg/L | 5.00 | +12% | Jun 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.21 mg/L | 1.00 | +21% | Jun 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.97 mg/L | 1.00 | +97% | May 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.78 mg/L | 3.00 | +159% | May 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 10.48 mg/L | 7.50 | +40% | May 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.28 mg/L | 3.00 | +109% | Apr 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.56 mg/L | 1.00 | +156% | Apr 2022 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 185.40 mg/L | 45.00 | +312% | Mar 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.14 mg/L | 6.00 | +69% | Mar 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.58 mg/L | 2.00 | +129% | Mar 2022 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 73.95 mg/L | 15.00 | +393% | Mar 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 22.80 mg/L | 6.00 | +280% | Feb 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 18.07 mg/L | 2.00 | +804% | Feb 2022 | Resolved |
| Coliform, fecal MF, MFC broth, 44.5 C | DMR, Limited - Numeric Violation | 930.78 MPN/100mL | 400.00 | +133% | Feb 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 102.25 mg/L | 15.00 | +582% | Feb 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 14.35 mg/L | 2.00 | +618% | Jan 2022 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 105.40 mg/L | 45.00 | +134% | Jan 2022 | 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 NC-LV-2026-0047 · Feb 3, 2026
$2,782
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2025-0397 · Nov 6, 2025
$2,992
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2025-0312 · Sep 22, 2025
$643
State Administrative Order of Consent
Clean Water Act
· Case NC-S22003-1 · May 1, 2025
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2024-0227 · Nov 22, 2024
$11,992
State CWA Penalty AO
Clean Water Act
· Case NC-TX-2024-0008 · Aug 9, 2024
$2,069
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2024-0156 · Jun 15, 2024
$4,002
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2024-0109 · Apr 30, 2024
$922
State CWA Penalty AO
Clean Water Act
· Case NC-SP-2024-0011 · Apr 19, 2024
$39,000
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2024-0013 · Feb 21, 2024
$2,186
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2024-0012 · Feb 21, 2024
$4,016
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2023-0263 · Oct 17, 2023
$3,226
State Administrative Order of Consent
Clean Water Act
· Case NC-S22003-0 · Apr 1, 2023
$100,000
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2023-0031 · Feb 8, 2023
$20,048
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2023-0029 · Feb 7, 2023
$28,048
State CWA Penalty AO
Clean Water Act
· Case NC-LM-2022-0044 · Dec 1, 2022
$20,044
State CWA Penalty AO
Clean Water Act
· Case NC-LM-2022-0045 · Nov 3, 2022
$16,044
State CWA Penalty AO
Clean Water Act
· Case NC-PC-2022-0044 · Oct 18, 2022
$20,044
State CWA Penalty AO
Clean Water Act
· Case NC-SP-2022-0016 · Aug 29, 2022
$36,044
State CWA Penalty AO
Clean Water Act
· Case NC-LV-2022-0164 · Aug 17, 2022
$34,044
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