Clean Water Act discharge permit · NPDES TX0116751
MAGIC VALLEY GENERATING STATION, Edinburg, TX: NPDES TX0116751 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 27Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
MAGIC VALLEY GENERATING STATION, held by MAGIC VALLEY ENERGY CENTER LLC+, holds NPDES permit TX0116751, which discharges to N. Main, Santa Cruz Canal.,Donna Drain;Lower Lagun. EPA’s file records it issued October 21, 2019 and expiring October 21, 2024. 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 | MAGIC VALLEY GENERATING STATION |
|---|---|
| Permittee as filed | MAGIC VALLEY ENERGY CENTER LLC+ |
| NPDES ID | TX0116751 |
| 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 | October 21, 2019 |
| Expiration date | October 21, 2024 |
| Address | Edinburg, TX 78541 |
| Receiving water | N. MAIN, SANTA CRUZ CANAL.,DONNA DRAIN;LOWER LAGUN |
| Subwatershed | Lake Edinburn-Edinburg North Main Canal (HUC 121102080200) |
| SIC | 4911 – Electric Services |
| Other EPA IDs (FRS) | RCRA handler TXR000041418; ICIS-AIR source TX0000004821500086 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 33Pollutants on file
- 27Under a numeric limit
- 25With a violation of any kind
- 5With 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 |
|---|---|---|---|---|---|
| Oil & Grease | 12 | 63 | 3 | April 30, 2025 | 75% over the limit |
| Solids, total suspended | 8 | 51 | 3 | June 30, 2005 | 50% over the limit |
| pH | 6 | 26 | 2 | November 30, 2014 | |
| Chlorine, free available | 0 | 19 | 2 | August 31, 2008 | 329% over the limit |
| Oxygen, dissolved [DO] | 1 | 3 | 1 | March 31, 2004 | 38% over the limit |
| Flow, in conduit or thru treatment plant | 6 | 26 | 0 | ||
| Solids, total dissolved | 4 | 20 | 0 | ||
| LOAEC Lethal Static Renewal 48HR Acute Daphnia pulex | 0 | 16 | 0 | ||
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelas | 4 | 14 | 0 | ||
| LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelas | 4 | 12 | 0 | ||
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Pinephales promelas | 4 | 10 | 0 | ||
| Flow [dry weather] | 0 | 10 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 8 | 0 | ||
| Chloride [as Cl] | 4 | 8 | 0 | ||
| Sulfate, total [as SO4] | 4 | 8 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 4 | 8 | 0 | ||
| Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | 0 | 8 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 4 | 6 | 0 | ||
| BOD, 5-day, 20 deg. C | 4 | 4 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 4 | 4 | 0 | ||
| NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | 0 | 4 | 0 | ||
| Chlorine, total residual | 1 | 3 | 0 | ||
| LC50 Pass/Fail Static 24Hr Acute Pimephales promelas | 1 | 2 | 0 | ||
| LC50 Pass/Fail Static 24Hr Acute D. Pulex | 0 | 2 | 0 | ||
| Daphnia magna survival 24 Hr Acute WET | 1 | 1 | 0 | ||
| Whole effluent toxicity - retest #1 | 7 | 0 | 0 | ||
| Whole effluent toxicity - retest #2 | 7 | 0 | 0 | ||
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Daphnia magna | 4 | 0 | 0 | ||
| NOEC Lethal Static Renewal 7 Day Chronic Daphnia magna | 4 | 0 | 0 | ||
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Daphnia magna | 4 | 0 | 0 | ||
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Daphnia magna | 4 | 0 | 0 | ||
| LOEC Lethal Survival Static Renewal 7 Day Chronic Daphnia magna | 4 | 0 | 0 | ||
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Daphnia magna | 4 | 0 | 0 |
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 TX0116751.
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 TX0116751 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.