Dilley WWTP
Dilley, TX · Frio County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.5 MGD
- NPDES permit
- TX0117218
- Effective
- Permit expires
- November 2030
- Population served
- —
- CWNS 2022
Dilley WWTP is a publicly owned wastewater treatment works in Dilley, Frio County, Texas. Treatment on site includes uncovered lagoons. It discharges under NPDES permit TX0117218 (effective), which expires in November 2030, with 72 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Uncovered lagoons
Unlock
Unlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 72
- Effluent violations
- 72
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Dilley WWTP.
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in Texas
Dilley · 2 mi away
0.006 MGD
Dilley · 3 mi away
0.63 MGD
Pearsall · 16 mi away
0.99 MGD
Cotulla · 17 mi away
1.75 MGD
Big Wells · 24 mi away
—
Charlotte · 32 mi away
0.09 MGD
Asherton · 36 mi away
0.13 MGD
Crystal City · 38 mi away
0.04 MGD
Dilley WWTP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated April 10, 2025.