Harris County Mud 368 WWTP
Tomball, TX · Harris County · Publicly Owned Treatment Works
- Average flow
- 0.72 MGD
- Design flow
- 1.6 MGD
- NPDES permit
- TX0078433
- Effective
- Permit expires
- August 2030
- Population served
- 2,315
- CWNS 2022
Harris County Mud 368 WWTP is a publicly owned wastewater treatment works in Tomball, Harris County, Texas treating an average of 0.72 million gallons per day against a permitted design capacity of 1.6 MGD, serving about 2,315 residents. It discharges under NPDES permit TX0078433 (effective), which expires in August 2030, with 5 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
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.
Key contacts
Decision-makers at Harris County Mud 368 WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Texas
Tomball · 1 mi away
1.03 MGD
Spring · 2 mi away
1.09 MGD
Houston · 2 mi away
0.21 MGD
Houston · 3 mi away
1.43 MGD
Cypress · 4 mi away
0.65 MGD
Cypress · 4 mi away
0.98 MGD
Houston · 4 mi away
0.06 MGD
Houston · 4 mi away
1.1 MGD
Harris County Mud 368 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 September 11, 2026; facility record last updated April 12, 2025.