HOUSTON, TX · Harris County
HARRIS COUNTY MUD 257 Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Texas’s official records. Always confirm current status with Texas before making decisions based on this information.
System facts
- System ID (PWSID)
- TX1012985
- System type
- Community Water System
- Population served
- 3,501
- Service connections
- 1,169
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Monitoring, Regular
—Nitrate
January 1, 2009 – May 13, 2009
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2009 – May 13, 2009 | Monitoring, Regular | Nitrate | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- October 10, 2024State Compliance achieved14 linked violations
- April 17, 2009State Formal Notice of Violation issued1 linked violation
Contact
COLLINS, MARK, B
713-623-4531
HOUSTON, TX 77056-3044