Non-Compliance
Clean Water Act
STEWART CREEK WASTEWATER TREATMENT PLANT
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $26,125 in total penalties since records began.
- Address
-
1 HARRIS PLZ
THE COLONY, TX 75056
View on map ↗ - County
- DENTON County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 22132
- Inspections
- 3 · last Mar 19, 2025
- Total Penalties
- $26,125 · last Apr 8, 2025
- Registry ID
- 110000504721
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.
2
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 | Jul 22, 2025 | Jul 22, 2025 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Mar 19, 2025 | Jul 1, 2025 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Feb 16, 2023 | Jun 8, 2023 | Resolved |
| cwa | Schedule Event achieved late but reported | Feb 10, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Sep 13, 2021 | Sep 13, 2021 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jun 28, 2021 | Aug 10, 2021 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Apr 8, 2021 | Jul 19, 2021 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jan 24, 2019 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jan 24, 2017 | — | Open |
| cwa | Schedule Event achieved late but reported | Apr 9, 2016 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 24, 2016 | — | Open |
| cwa | Schedule Event reported late | Mar 24, 2016 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Mar 26, 2015 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 12, 2003 | — | Open |
| cwa | Schedule Event achieved late but reported | Apr 15, 1993 | — | Open |
| cwa | Reporting Violations - Noncompliance with Section 308 Information Request | Sep 5, 1991 | — | 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 |
|---|---|---|---|---|---|---|
| E. coli | DMR, Limited - Numeric Violation | 129.70 MPN/100mL | 126.00 | +3% | May 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 66.19 kg/d | 34.05 | +94% | Dec 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.94 mg/L | 2.00 | +147% | Dec 2022 | Open |
| E. coli | DMR, Limited - Numeric Violation | 178.03 MPN/100mL | 126.00 | +41% | Aug 2022 | Open |
| E. coli | DMR, Limited - Overdue | 178.03 MPN/100mL | 126.00 | +41% | Aug 2022 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.02 mg/L | 1.00 | +2% | Aug 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 41.65 kg/d | 34.05 | +22% | Sep 2021 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.29 mg/L | 1.00 | +29% | Sep 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.47 mg/L | 2.00 | +74% | Sep 2021 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 138.96 MPN/100mL | 126.00 | +10% | Sep 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 704.00 MPN/100mL | 399.00 | +76% | Sep 2021 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.07 mg/L | 1.00 | +7% | Aug 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.40 mg/L | 2.00 | +270% | Jul 2021 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.03 mg/L | 1.00 | +3% | Jul 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.49 mg/L | 10.00 | +35% | Jul 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 102.74 kg/d | 34.05 | +202% | Jul 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.50 mg/L | 10.00 | +5% | Jun 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.57 mg/L | 2.00 | +129% | Jun 2021 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 576.00 MPN/100mL | 399.00 | +44% | Jun 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 67.01 kg/d | 34.05 | +97% | Jun 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.89 mg/L | 2.00 | +295% | Feb 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 105.27 kg/d | 34.05 | +209% | Feb 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 16.66 mg/L | 10.00 | +67% | Feb 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.95 mg/L | 10.00 | +30% | Jan 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 62.52 kg/d | 34.05 | +84% | Jan 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.37 mg/L | 2.00 | +169% | Jan 2021 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 450.00 MPN/100mL | 399.00 | +13% | Oct 2019 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 1.30 mg/L | 1.00 | +30% | Jun 2019 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 10.05 MGD | 7.45 | +35% | May 2019 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 9.77 MGD | 7.45 | +31% | Apr 2019 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 9.75 MGD | 7.45 | +31% | Dec 2018 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 10.00 MGD | 7.45 | +34% | Oct 2018 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 9.90 MGD | 7.45 | +33% | Sep 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.41 mg/L | 2.00 | +21% | Jun 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 30.71 kg/d | 25.88 | +19% | Jun 2018 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Overdue | 8.96 MGD | 7.45 | +20% | Feb 2018 | Resolved |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 8.96 MGD | 7.45 | +20% | Feb 2018 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 8.35 MGD | 7.45 | +12% | Jun 2017 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,000.00 MPN/100mL | 399.00 | +151% | Jun 2017 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 7.88 MGD | 7.45 | +6% | Jan 2017 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 9.16 MGD | 7.45 | +23% | Jun 2016 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 7.60 MGD | 7.45 | +2% | Dec 2015 | Open |
| E. coli | DMR, Limited - Numeric Violation | 500.00 MPN/100mL | 399.00 | +25% | Dec 2015 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 8.40 MGD | 7.45 | +13% | Nov 2015 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 7.95 MGD | 7.45 | +7% | May 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-2023-1544-MWD-E · Apr 8, 2025
$26,125
Administrative - Formal
· Case 06-2022-1706 · Jan 10, 2022
State CWA Penalty AO
Clean Water Act
· Case TX-2017-1567-MWD-E · Aug 22, 2018
$8,250
State CWA Penalty AO
Clean Water Act
· Case TX-2013-1363-MWD-E · Feb 23, 2016
$39,750
State CWA Non Penalty AO
Clean Water Act
· Case TX-N00008202 · Jun 19, 2008
$51,000
CWA 309A AO For Compliance
Clean Water Act
· Case 06-2004-N487 · Apr 5, 2004
Administrative - Formal
· Case 06-2004-2021 · Apr 5, 2004
State CWA Non Penalty AO
Clean Water Act
· Case TX-N00005135 · Jan 8, 2004
CWA 309A AO For Compliance
Clean Water Act
· Case 06-2003-N296 · Jun 12, 2003
Administrative - Formal
· Case 06-2003-1985 · Jun 12, 2003
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1993-N270 · Mar 16, 1993
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1992-N668 · May 9, 1992
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1992-N503 · Mar 9, 1992
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