City Of Cedar Park WRF
Cedar Park, TX · Williamson County · Publicly Owned Treatment Works
- Average flow
- 2.2 MGD
- Design flow
- 5 MGD
- NPDES permit
- TX0085740
- Effective
- Permit expires
- November 2029
- Population served
- 20,835
- CWNS 2022
City Of Cedar Park WRF is a publicly owned wastewater treatment works in Cedar Park, Williamson County, Texas treating an average of 2.2 million gallons per day against a permitted design capacity of 5 MGD, serving about 20,835 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches. It discharges under NPDES permit TX0085740 (effective), which expires in November 2029, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at City Of Cedar Park WRF.
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Nearby wastewater treatment plants in Texas
Leander · 6 mi away
2.54 MGD
Round Rock · 8 mi away
1.41 MGD
Round Rock · 11 mi away
20.77 MGD
Austin · 12 mi away
0.34 MGD
Pflugerville · 13 mi away
4.95 MGD
Georgetown · 14 mi away
2.06 MGD
Hutto · 16 mi away
0.89 MGD
Georgetown · 17 mi away
2.45 MGD
City Of Cedar Park WRF: 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 May 29, 2025.