Non-Compliance
Clean Water Act
OSO WWTP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $8,550 in total penalties since records began.
- Address
-
601 NILE DRIVE
CORPUS CHRISTI, TX 78469
View on map ↗ - County
- NUECES County
- Inspections
- 5 · last May 9, 2025
- Total Penalties
- $8,550 · last Sep 29, 2021
- Registry ID
- 110039889163
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.
1
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 | Schedule Event achieved late but reported | Jan 31, 2026 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jan 30, 2024 | Feb 7, 2024 | Resolved |
| cwa | Wet-weather SSO discharge to waters of the U.S., not permit compliant, no endangerment | Jan 22, 2024 | Jan 31, 2024 | Resolved |
| cwa | Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Nov 13, 2023 | Sep 30, 2024 | Resolved |
| cwa | Wet-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Aug 22, 2023 | Aug 31, 2023 | Resolved |
| cwa | Wet-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Apr 23, 2023 | Apr 30, 2023 | Resolved |
| cwa | Dry-weather SSO discharge to waters of the U.S., not permit compliant, no endangerment | Nov 1, 2022 | Aug 31, 2023 | Resolved |
| cwa | Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Oct 20, 2022 | Sep 30, 2023 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jul 25, 2022 | Jan 31, 2024 | Resolved |
| cwa | Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Jul 12, 2022 | Sep 30, 2022 | Resolved |
| cwa | Dry-weather SSO discharge to waters of the U.S., not permit compliant, no endangerment | May 3, 2022 | Jun 30, 2022 | Resolved |
| cwa | Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Apr 5, 2022 | Jun 30, 2022 | Resolved |
| cwa | Schedule Event reported late | Mar 4, 2022 | — | Open |
| cwa | Schedule Event unachieved but reported | Mar 4, 2022 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 4, 2022 | — | Open |
| cwa | Schedule Event unachieved and not reported | Mar 4, 2022 | — | Open |
| cwa | Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Jan 13, 2022 | Mar 31, 2022 | Resolved |
| cwa | Dry-weather SSO discharge to waters of the U.S., not permit compliant, no endangerment | Oct 27, 2021 | Dec 31, 2021 | Resolved |
| cwa | Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Oct 3, 2021 | Dec 31, 2021 | Resolved |
| cwa | Wet-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Oct 1, 2021 | Dec 31, 2021 | Resolved |
| cwa | Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Jul 26, 2021 | Sep 30, 2021 | Resolved |
| cwa | Wet-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Jul 6, 2021 | Jul 9, 2021 | Resolved |
| cwa | Dry-weather SSO discharge to waters of the U.S., not permit compliant, no endangerment | Jul 5, 2021 | Jul 5, 2021 | Resolved |
| cwa | Dry-weather SSO discharge to waters of the U.S., not permit compliant, no endangerment | May 12, 2021 | Jun 24, 2021 | Resolved |
| cwa | Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Oct 26, 2020 | Jun 16, 2021 | Resolved |
| cwa | Effluent Violations - Reported Fish Kill | Feb 11, 2020 | — | Open |
| cwa | Dry-weather SSO discharge to waters of the U.S. that may endanger health or the environment | Feb 11, 2020 | — | Open |
| cwa | Dry-weather SSO discharge to waters of the U.S., not permit compliant, no endangerment | Oct 10, 2019 | — | Open |
| cwa | Dry-weather SSO, no discharge to waters of the U.S., that may endanger health or the environment | Oct 8, 2019 | — | Open |
| cwa | WW SSO - Overflow to Dry Land or Building Backup | Oct 26, 2018 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2018 | — | Open |
| cwa | WW SSO - Discharge to Waters | Dec 22, 2016 | — | Open |
| cwa | WW SSO - Discharge to Waters | May 11, 2016 | — | Open |
| cwa | WW SSO - Overflow to Dry Land or Building Backup | Oct 13, 2015 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 9, 2014 | — | Open |
| cwa | WW SSO - Overflow to Dry Land or Building Backup | Oct 1, 2014 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Mar 20, 2014 | — | Open |
| cwa | Schedule Event achieved late but reported | Apr 15, 2012 | — | Open |
| cwa | Schedule Event unachieved and not reported | Apr 15, 2012 | Jul 6, 2012 | Resolved |
| cwa | Schedule Event unachieved but reported | Apr 15, 2012 | Jun 28, 2012 | Resolved |
| cwa | Schedule Event reported late | Apr 15, 2012 | — | Open |
| cwa | Schedule Event reported late | Jan 15, 2012 | — | Open |
| cwa | Schedule Event reported late | Oct 15, 2011 | — | Open |
| cwa | WW SSO - Discharge to Waters | Feb 3, 2011 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2011 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2008 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2007 | — | Open |
| cwa | WW SSO - Discharge to Waters | May 4, 2006 | Sep 19, 2011 | Resolved |
| cwa | Schedule Event achieved late but reported | Jul 19, 1995 | — | Open |
| cwa | Effluent Violations - Unapproved Bypass | Mar 20, 1995 | Apr 9, 2002 | 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 |
|---|---|---|---|---|---|---|
| Enterococci | DMR, Limited - Numeric Violation | 115.30 MPN/100mL | 89.00 | +30% | Aug 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 21.40 mg/L | 10.00 | +114% | Aug 2023 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 311.10 MPN/100mL | 89.00 | +250% | Jul 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 80.00 mg/L | 45.00 | +78% | May 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 21.00 mg/L | 10.00 | +110% | Mar 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 30.00 mg/L | 10.00 | +200% | Feb 2021 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 200.00 mg/L | 45.00 | +344% | Feb 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.10 mg/L | 4.00 | +3% | Feb 2021 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 2,289.50 MPN/100mL | 89.00 | +2,472% | Sep 2020 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 1,046.20 MPN/100mL | 89.00 | +1,076% | Oct 2019 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 1,732.90 MPN/100mL | 89.00 | +1,847% | Dec 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 TX-2020-1231-MWD-E · Sep 29, 2021
$8,550
Judicial
· Case 06-2011-1897 · Jan 11, 2021
$1,136,000
Administrative - Formal
· Case 06-2011-1917 · Sep 19, 2011
State CWA Penalty AO
Clean Water Act
· Case TX-2009-0974-MWD-E · Jan 28, 2010
$7,300
State CWA Non Penalty AO
Clean Water Act
· Case TX-N00008149 · Apr 28, 2008
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1995-N293 · Jun 20, 1995
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1993-N269 · Mar 25, 1993
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1992-N392 · Nov 4, 1991
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1983-N024 · Aug 26, 1983
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1983-N019 · Jan 31, 1983
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