Leon Creek Water Recycling Center
1104 Mauerman Road, San Antonio, TX 78224 · Bexar County · Publicly Owned Treatment Works
- Average flow
- 41.23 MGD
- Design flow
- 46 MGD
- NPDES permit
- TX0052639
- Effective
- Permit expires
- July 2027
- Population served
- 165,587
- CWNS 2022
Leon Creek Water Recycling Center is a publicly owned wastewater treatment plant in San Antonio, Bexar County, Texas treating an average of 41.23 million gallons per day against a permitted design capacity of 46 MGD, serving about 165,587 residents. It discharges under NPDES permit TX0052639 (effective), which expires in July 2027, with 5 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in October 2013.
Treatment technology
One treatment structure or unit process identified at Leon Creek Water Recycling Center.
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See the full treatment train at Leon Creek Water Recycling Center: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 5
- Effluent violations
- 5
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 Leon Creek Water Recycling Center in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Penalties assessed
- $2.6M
- all cases
- Compliance actions
- $492M
- required by EPA orders
- EPA inspections
- 4
- latest Apr 2012
Latest case · Oct 2013
San Antonio Water Systems
Judicial case · CWA, NPDES Permit Violations · Final Order With Penalty · Penalty $2.6M · Compliance actions $492M · The case also names 3 other plants, and its amounts cover all of them
EPA's description of the case:
“Need SSOs corrective action and remediation. Also need treatment plant upgrade to address effluent violations. On 10/14/2014 letter from EPA to SAWS requesting payment of stipulated penalties.…”
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Source: EPA ECHO, civil enforcement case 06-2007-1995.
Full case history with a free Klarifi account
Every action against Leon Creek Water Recycling Center with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
8 verified contacts for Leon Creek Water Recycling Center, with validated emails and direct phone numbers.
Unlock 8 verified contacts (5 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Leon Creek Water Recycling Center, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Texas
San Antonio · 6 mi away
—
San Antonio · 6 mi away
124.77 MGD
Somerset · 9 mi away
0.14 MGD
San Antonio · 11 mi away
0.06 MGD
San Antonio · 13 mi away
9.52 MGD
Lytle · 17 mi away
0.52 MGD
Poteet · 17 mi away
0.22 MGD
La Coste · 18 mi away
0.21 MGD
Leon Creek 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 March 2, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms