City Of Waelder WWTP
605 South H Street, Waelder, TX 78959 · Gonzales County · Publicly Owned Treatment Works
- Average flow
- 0.12 MGD
- Design flow
- 0.3 MGD
- NPDES permit
- TX0034452
- Effective
- Permit expires
- March 2029
- Population served
- 857
- CWNS 2022
City Of Waelder WWTP is a publicly owned wastewater treatment works in Waelder, Gonzales County, Texas treating an average of 0.12 million gallons per day against a permitted design capacity of 0.3 MGD, serving about 857 residents. It discharges under NPDES permit TX0034452 (effective), which expires in March 2029, with 122 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at City Of Waelder WWTP.
Available with a free Klarifi account
See the full treatment train at City Of Waelder WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 122
- Effluent violations
- 50
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for City Of Waelder WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at City Of Waelder WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Texas
Flatonia · 11 mi away
0.19 MGD
Moulton · 12 mi away
0.11 MGD
Gonzales · 16 mi away
1.92 MGD
Gonzales County · 19 mi away
0.08 MGD
Shiner · 20 mi away
0.56 MGD
Luling · 20 mi away
0.41 MGD
Luling · 21 mi away
0.24 MGD
Schulenburg · 22 mi away
0.32 MGD
City Of Waelder 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 October 26, 2026; facility record last updated September 16, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Equalization tank · Centrate · all terms