Non-Compliance
Clean Water Act
BLACKHAWK REGIONAL 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
-
3902 WEST BAY BLVD
HOUSTON, TX 77058
View on map ↗ - County
- HARRIS County
- Inspections
- 3 · last Jun 13, 2025
- Total Penalties
- $0 · last Feb 11, 2016
- Registry ID
- 110000916199
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 14, 2025 | Feb 26, 2025 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Mar 1, 2023 | Mar 1, 2023 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Nov 7, 2013 | — | Open |
| cwa | Effluent Violations - Unapproved Bypass | Dec 3, 1997 | Aug 17, 1998 | Resolved |
| cwa | Effluent Violations - Unapproved Bypass | Dec 20, 1994 | Aug 17, 1998 | Resolved |
| 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 |
|---|---|---|---|---|---|---|
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 33.00 mg/L | 20.00 | +65% | Dec 2024 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 104.00 | +2,227% | Sep 2024 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 92.00 mg/L | 20.00 | +360% | Jul 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 127.57 kg/d | 69.92 | +82% | Jul 2024 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 236.99 kg/d | 175.24 | +35% | Jul 2024 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 104.00 | +2,227% | Jul 2024 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 1.60 mg/L | 4.00 | +60% | Jul 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.00 mg/L | 2.00 | +200% | Jul 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 28.00 mg/L | 10.00 | +180% | Jul 2024 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 10.00 mg/L | 5.00 | +100% | Jul 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 11.00 mg/L | 10.00 | +10% | May 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.00 mg/L | 2.00 | +100% | May 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 106.69 kg/d | 69.92 | +53% | May 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.00 mg/L | 2.00 | +50% | Apr 2024 | Resolved |
| Enterococci | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 104.00 | +2,227% | Mar 2024 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 771.00 MPN/100mL | 104.00 | +641% | Jul 2023 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 104.00 | +2,227% | Aug 2022 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 3.80 mg/L | 4.00 | +5% | Jul 2022 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 308.00 MPN/100mL | 104.00 | +196% | Feb 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 144.37 kg/d | 69.92 | +106% | Feb 2021 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 206.12 kg/d | 175.24 | +18% | Feb 2021 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 10.00 mg/L | 5.00 | +100% | Feb 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.00 mg/L | 2.00 | +300% | Feb 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 24.00 mg/L | 10.00 | +140% | Feb 2021 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 71.00 mg/L | 20.00 | +255% | Feb 2021 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 30.10 MGD | 27.75 | +8% | Dec 2018 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 229.00 MPN/100mL | 104.00 | +120% | Feb 2018 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 35.00 MGD | 27.75 | +26% | Aug 2017 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 104.00 | +2,227% | Sep 2016 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 31.15 MGD | 27.75 | +12% | Apr 2016 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.07 mg/L | 2.00 | +3% | Dec 2015 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 29.05 MGD | 27.75 | +5% | Oct 2015 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 115.00 MPN/100mL | 104.00 | +11% | Jun 2015 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 30.00 MGD | 27.75 | +8% | May 2015 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 28.50 MGD | 27.75 | +3% | Mar 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.
Administrative - Formal
· Case 06-2025-1724 · Feb 28, 2025
State CWA Penalty AO
Clean Water Act
· Case TX-2014-0052-MWD-E · Feb 11, 2016
$98,764
Administrative - Formal
· Case 06-2014-1880 · Sep 25, 2014
State CWA Non Penalty AO
Clean Water Act
· Case TX-N00008026 · Oct 6, 2008
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1998-N317 · Mar 3, 1998
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