Medio Creek Water Recyc. Ctr.
2231 Hunt Lane, San Antonio, TX 78227 · Bexar County · Publicly Owned Treatment Works
- Average flow
- 9.52 MGD
- Design flow
- 16 MGD
- NPDES permit
- TX0055689
- Effective
- Permit expires
- May 2028
- Population served
- —
- CWNS 2022
Medio Creek Water Recyc. Ctr. is a publicly owned wastewater treatment plant in San Antonio, Bexar County, Texas treating an average of 9.52 million gallons per day against a permitted design capacity of 16 MGD. It discharges under NPDES permit TX0055689 (effective), which expires in May 2028, with 2 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in October 2013.
Treatment technology
2 treatment structures and unit processes identified at Medio Creek Water Recyc. Ctr..
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See the full treatment train at Medio Creek Water Recyc. Ctr.: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 2
- Effluent violations
- 2
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 Medio Creek Water Recyc. Ctr. 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
- 0
- none on record
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 Medio Creek Water Recyc. Ctr. with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Medio Creek Water Recyc. Ctr..
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Nearby wastewater treatment plants in Texas
La Coste · 10 mi away
0.21 MGD
Somerset · 12 mi away
0.14 MGD
San Antonio · 13 mi away
41.23 MGD
Lytle · 14 mi away
0.52 MGD
San Antonio · 17 mi away
—
San Antonio · 19 mi away
124.77 MGD
Natalia · 19 mi away
0.1 MGD
San Antonio · 22 mi away
0.06 MGD
Medio Creek Water Recyc. Ctr.: 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 May 28, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · FOG · Equalization tank · all terms