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Public water system record

Harris County MUD 70

Serves an area of Harris County, TX · 5,763 people served

Federal records show no health-based violations and 1 monitoring/reporting issue for Harris County MUD 70 in the last ten years. At least one of these issues remains unresolved.

  • TX1011690
  • HOUSTON
  • TX
  • 5,763 served

System profile

Source water Purchased surface water
ZIP 77056
EPA system ID TX1011690

Verify this system on EPA ECHO →

Health-based violations, last 10 years
0
Resolved
0
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
1

Key facts

  • Harris County MUD 70 draws water from 1 well.
  • Record on file since 1984, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 1,952 service lines.

Check whether Harris County MUD 70 serves your address

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

None since October 2016.

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Consumer Confidence Rule
OTHER
 Jul 1, 2025 Active

Full record since 1984

EPA's records for Harris County MUD 70 go back to 1984. Before October 19, 2016 they list 2 health-based violations (2 archived by EPA without a recorded fix) and 3 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 2 0
1990s 0 2
2000s 0 1
2020s 0 1

Most recent health-based violation before October 19, 2016: Combined Radium (-226 and -228), began November 1984, Archived.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Combined Radium (-226 and -228)
Contaminant limit exceeded
 Nov 7, 1984 Archived
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
 Nov 7, 1984 Archived

Where the water comes from

Harris County MUD 70 draws water from 1 well. It also buys water from West Harris County Regional Water Author. It also has emergency connections to Harris County MUD 144, Harris County MUD 264 and Langham Creek Utility District. 1 other public water system has an emergency connection to Harris County MUD 70.

Buys water from

Emergency or part-time connections to

Annual water quality report

Harris County MUD 70 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