Hc Mud 450 WWTP
Humble, TX · Harris County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 2 MGD
- NPDES permit
- TX0088501
- Effective
- Permit expires
- April 2029
- Population served
- 45,000
- CWNS 2022
Hc Mud 450 WWTP is a publicly owned wastewater treatment works in Humble, Harris County, Texas, serving about 45,000 residents. Treatment on site includes clarifiers. It discharges under NPDES permit TX0088501 (effective), which expires in April 2029, with 10 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
- 10
- Effluent violations
- 10
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Hc Mud 450 WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Hc Mud 450 WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Texas
Humble · 1 mi away
0.23 MGD
Houston · 2 mi away
—
Houston · 2 mi away
6.38 MGD
Houston · 2 mi away
1.45 MGD
Crosby · 3 mi away
0.08 MGD
Crosby · 3 mi away
0.24 MGD
Houston · 4 mi away
1.08 MGD
Houston · 5 mi away
0.71 MGD
Hc Mud 450 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 10, 2025.