Harris County Mud No 43
Houston, TX · Harris County · Publicly Owned Treatment Works
- Average flow
- 0.16 MGD
- Design flow
- 0.21 MGD
- NPDES permit
- TX0139220
- Administratively continued
- Permit expires
- January 2025
- Population served
- —
- CWNS 2022
Harris County Mud No 43 is a publicly owned wastewater treatment plant in Houston, Harris County, Texas treating an average of 0.16 million gallons per day against a permitted design capacity of 0.21 MGD. Treatment on site includes clarifiers. It discharges under NPDES permit TX0139220 (administratively continued), which expires in January 2025, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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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.
Capital improvement projects in Houston
Houston's capital improvement plan lists 22 water, sewer and wastewater line items worth $1.3B starting 2025–2025. The largest budgeted items are shown here.
All water and sewer capital projects in Houston →
| Project | Budget | Years |
|---|---|---|
| Wastewater Treatment Plant Improvements | $353,943,200 | 2025–2025 |
| Wastewater Treatment Plant Consolidation | $166,807,000 | 2025–2025 |
| Surface Water Transmission Program | $132,740,144 | 2025–2025 |
| Neighborhood Sewer Rehab Program | $96,000,000 | 2025–2025 |
| Pump Station Program | $87,851,600 | 2025–2025 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
Decision-makers at Harris County Mud No 43.
No verified contacts on file yet
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—
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Harris County Mud No 43: 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 26, 2025.