Clean Water Act discharge permit · NPDES TXR1580WN
ETT 345KV JOULE SWITCHYARD, Munday, TX: NPDES TXR1580WN discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
ETT 345KV JOULE SWITCHYARD, held by Dashiell Corporation, holds NPDES permit TXR1580WN, which discharges to Brazos River. EPA’s file records it issued November 21, 2025 and expiring March 4, 2028. 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.
What the register holds for ETT 345KV JOULE SWITCHYARD: its NPDES ID, its permit type and status, its dates, its address in Munday, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TXR1580WN.
Identity
| Facility as filed | ETT 345KV JOULE SWITCHYARD |
|---|---|
| Permittee as filed | Dashiell Corporation |
| NPDES ID | TXR1580WN |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Construction stormwater |
| Issued | November 21, 2025 |
| Expiration date | March 4, 2028 |
| Address | Munday, TX 76371 |
| Receiving water | BRAZOS RIVER |
| Subwatershed | Atkinson Tank-Brazos River (HUC 120601010406) |
| NAICS | 221121 – Electric Bulk Power Transmission and Control |
| SIC | 4911 – Electric Services |
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
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES TXR1580WN.
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 TXR1580WN.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, TXR1580WN.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 TXR1580WN there.
Nearby on the register
- Discharge permits in Munday
- Every permit record in Munday, A to Z
- Discharge permits in Texas
- Every permit record in Texas, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.