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Public water system record

City of Navasota

Serves Navasota, Grimes County, TX · 8,068 people served

Federal records show 2 health-based violations and 10 monitoring/reporting issues for City of Navasota in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.

  • TX0930001
  • NAVASOTA
  • TX
  • 8,068 served

System profile

Source water Groundwater
ZIP 77868
EPA system ID TX0930001

Verify this system on EPA ECHO →

Health-based violations, last 10 years
2
Resolved
2
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
10

Key facts

  • City of Navasota draws water from 6 wells.
  • Record on file since 1992, with 0 health-based violations before October 19, 2016.
  • Lead pipe inventory: 44 lead and 113 unknown out of 3,602 service lines.

Check whether City of Navasota 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.

Contaminant Rule family Start date Status Acute
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
 350 Oct 17, 2024 Resolved No
Revised Total Coliform Rule
Treatment technique failure
 110 Aug 11, 2018 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Public Notice
OTHER
 Aug 16, 2025 Resolved
Public Notice
OTHER
 May 15, 2025 Active
LEAD AND COPPER RULE REVISIONS
RPT
 Oct 17, 2024 Resolved
Public Notice
OTHER
 Jul 21, 2024 Resolved
E. coli
Monitoring and reporting
 May 14, 2024 Resolved
E. coli
Monitoring and reporting
 May 17, 2023 Resolved
Public Notice
OTHER
 Jan 21, 2019 Resolved
Lead and Copper Rule
Monitoring and reporting
 Dec 30, 2017 Resolved
Lead and Copper Rule
Monitoring and reporting
 Oct 1, 2016 Resolved
E. coli
Monitoring and reporting
 Sep 1, 2010 Active

Full record since 1992

EPA's records for City of Navasota go back to 1992. Before October 19, 2016 they list no health-based violations and 6 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 1
2010 to October 18, 2016 0 5
October 19, 2016 to 2019 1 2
2020s 1 6

What the violations mean

LEAD AND COPPER RULE REVISIONS

1 incident

The system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).

The utility had to notify customers about this violation.

Revised Total Coliform Rule

1 incident

The system did not meet a requirement of the Revised Total Coliform Rule

Coliform and E. coli rules protect against bacteria in the distribution system

Where the water comes from

City of Navasota draws water from 6 wells.

Annual water quality report

City of Navasota 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