Clean Water Act discharge permit · NPDES TX0135232
DENMAN DRIVE WELL RO SYSTEM WTP, Port O'Connor, TX: NPDES TX0135232 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
DENMAN DRIVE WELL RO SYSTEM WTP, held by PORT O'CONNOR IMPROVEMENT DISTRICT, holds NPDES permit TX0135232, which discharges to Espiritu Santo Bay. EPA’s file records it issued March 15, 2017 and expiring March 1, 2020. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | DENMAN DRIVE WELL RO SYSTEM WTP |
|---|---|
| Permittee as filed | PORT O'CONNOR IMPROVEMENT DISTRICT |
| NPDES ID | TX0135232 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | March 15, 2017 |
| Expiration date | March 1, 2020 |
| Address | Port O'Connor, TX 77982 |
| Receiving water | ESPIRITU SANTO BAY |
| Subwatershed | San Antonio Bay-Espiritu Santo Bay (HUC 121004030200) |
| SIC | 4941 – Water Supply |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 2Pollutants on file
- 0Under a numeric limit
- 2With a violation of any kind
- 2With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Flow, in conduit or thru treatment plant | 0 | 5 | 5 | July 31, 2026 | 15% over the limit |
| pH | 0 | 1 | 1 | April 30, 2026 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES TX0135232.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID TX0135232 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.