# WEST HARRIS COUNTY MUD NO 11 WASTEWATER TREATMENT PLANT, HOUSTON TX: EPA ECHO compliance status: Significant Violation

**Remediation Urgency Score:** 81/100

| Field | Value |
|---|---|
| Facility | WEST HARRIS COUNTY MUD NO 11 WASTEWATER TREATMENT PLANT |
| EPA Registry ID | 110034791134 |
| Address | 8665 W SAM HOUSTON PKWY N, HOUSTON, TX, 77040 |
| County | HARRIS |
| SIC | 4952: Sewerage Systems, 8093: Specialty Outpatient Clinics |
| Overall compliance status | Significant Violation |
| Significant noncomplier | Yes |
| Quarters in noncompliance (last 12) | 11 |
| Clean Water Act | Compliance/Permit Schedule - Violations |
| Formal enforcement actions (5 years) | 2 |
| Total penalties | $26,725 |
| Last penalty | 10/14/2026 |
| Inspections (5 years) | 2 |
| Last inspection | 2024-09-26 |
| Watershed | Buffalo-San Jacinto |

## Why this score
- Flagged as a significant noncomplier, the highest EPA priority tier.
- 11 of the last 12 quarters in noncompliance.
- Current violation under CWA.
- 2 formal enforcement action(s) in 5 years.
- $26,725 in penalties.

Source: U.S. EPA ECHO (Enforcement and Compliance History Online) (https://echo.epa.gov/detailed-facility-report?fid=110034791134). Last refreshed: 2026-11-03T18:05:36.266Z.
Compliance data comes from EPA ECHO and may lag state records; a violation flag is not a finding of wrongdoing. Informational only; not legal or engineering advice.