Public water system record
Harris County MUD 391
Serves an area of Harris County, TX · 8,835 people served
Federal records show no health-based violations and no monitoring or reporting issues for Harris County MUD 391 in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 0
Key facts
- Harris County MUD 391 draws water from 2 wells.
- Record on file since 2003, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 2,699 service lines.
Check whether Harris County MUD 391 serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016, and no monitoring or reporting violations either.
Full record since 2003
EPA's records for Harris County MUD 391 go back to 2003. Before October 19, 2016 they list no health-based violations and 5 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 0 | 5 |
Where the water comes from
Harris County MUD 391 draws water from 2 wells. It also has an emergency connection to Cypress Hill MUD 1. 1 other public water system has an emergency connection to Harris County MUD 391.
Emergency or part-time connections to
- Cypress Hill MUD 1 Houston, TX
Annual water quality report
Harris County MUD 391 must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Texas.
Certified drinking water labs by state EPA guidance for private wells