Dos Rios Water Recycling Center
3495 Valley Rd, San Antonio, TX 78221 · Bexar County · Publicly Owned Treatment Works
- Average flow
- 124.77 MGD
- Design flow
- 125 MGD
- NPDES permit
- TX0077801
- Administratively continued
- Permit expires
- June 2025
- Population served
- 1,161,197
- CWNS 2022
Dos Rios Water Recycling Center is a publicly owned wastewater treatment plant in San Antonio, Bexar County, Texas treating an average of 124.77 million gallons per day against a permitted design capacity of 125 MGD, serving about 1,161,197 residents. It discharges under NPDES permit TX0077801 (administratively continued), which expires in June 2025, with 44 recorded violations in the last three years. EPA has recorded 4 formal enforcement actions naming the plant, the latest in March 2025.
Treatment technology
3 treatment structures and unit processes identified at Dos Rios Water Recycling Center.
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See the full treatment train at Dos Rios Water Recycling Center: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 44
- Effluent violations
- 44
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Dos Rios Water Recycling Center in EPA's ICIS system.
- Formal actions
- 4
- 1 since FY2020
- Penalties assessed
- $2.6M
- all cases
- Compliance actions
- $492M
- required by EPA orders
- EPA inspections
- 3
- latest Jan 2014
Latest case · Mar 2025
San Antonio, City of
Administrative order · CWA, NPDES Permit Violations · Unilateral Administrative Order Without Adjudication · Compliance actions $95,000
EPA's description of the case:
“On March 3, 2025, EPA Region 6 issued an Administrative Order (AO) under its authority pursuant to Section 309 of the Clean Water Act to SAWS Steven M. Clouse Water Recycling Center. The AO was…”
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Source: EPA ECHO, civil enforcement case 06-2025-1723.
Full case history with a free Klarifi account
Every action against Dos Rios Water Recycling Center with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
3 verified contacts for Dos Rios Water Recycling Center, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Dos Rios Water Recycling Center, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Texas
San Antonio · 3 mi away
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San Antonio · 6 mi away
0.06 MGD
San Antonio · 6 mi away
41.23 MGD
Somerset · 13 mi away
0.14 MGD
Floresville · 16 mi away
0.82 MGD
Poteet · 17 mi away
0.22 MGD
San Antonio · 18 mi away
3.03 MGD
San Antonio · 19 mi away
9.52 MGD
Dos Rios Water Recycling Center: 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 October 26, 2026; facility record last updated September 27, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms