Clean Water Act discharge permit · NPDES TX0139211
BRAZORIA COUNTY MUD 21 WSP, Rosharon, TX: NPDES TX0139211 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 4Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
BRAZORIA COUNTY MUD 21 WSP, held by BRAZORIA COUNTY MUD 21, holds NPDES permit TX0139211, which discharges to Detention Pond 1. EPA’s file records it issued February 24, 2023 and expiring February 24, 2026. 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 | BRAZORIA COUNTY MUD 21 WSP |
|---|---|
| Permittee as filed | BRAZORIA COUNTY MUD 21 |
| NPDES ID | TX0139211 |
| 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 | February 24, 2023 |
| Expiration date | February 24, 2026 |
| Address | Rosharon, TX 77583 |
| Receiving water | DETENTION POND 1 |
| Subwatershed | Mustang Bayou (HUC 120402040400) |
| 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
- 4Pollutants on file
- 4Under a numeric limit
- 4With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| pH | 2 | 14 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 12 | 0 | ||
| Chloride [as Cl] | 1 | 7 | 0 | ||
| Solids, total dissolved | 1 | 7 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES TX0139211.
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 TX0139211.
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 TX0139211 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.