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Public water system record

Bates County PWSD 5

Serves an area of Bates County, MO that includes Adrian · 2,690 people served

Federal records show 1 health-based violation and 2 monitoring/reporting issues for Bates County PWSD 5 in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • MO1024034
  • ADRIAN
  • MO
  • 2,690 served

System profile

Source water Purchased surface water
ZIP 64720
EPA system ID MO1024034

Verify this system on EPA ECHO →

Health-based violations, last 10 years
1
Resolved
1
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
2

Key facts

  • Bates County PWSD 5 buys its water from Adrian PWS.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 85 µg/L, federal limit 80 µg/L (1.1 times the limit), 2021.
  • Record on file since 1999, with 4 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 538 unknown out of 1,193 service lines.

Check whether Bates County PWSD 5 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
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 85 µg/L, federal limit 80 µg/L (1.1 times the limit)
 220 Apr 1, 2021 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
LEAD AND COPPER RULE REVISIONS
RPT
 Jul 2, 2025 Active
Consumer Confidence Rule
OTHER
 Jul 1, 2021 Resolved

Full record since 1999

EPA's records for Bates County PWSD 5 go back to 1999. Before October 19, 2016 they list 4 health-based violations (4 resolved) and 5 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 2
2000s 0 1
2010 to October 18, 2016 4 2
2020s 1 2

Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began April 2016, Resolved.

Show all 4 health-based violations before October 19, 2016
Contaminant Start date Status
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 102 µg/L, federal limit 80 µg/L (1.3 times the limit)
 Apr 1, 2016 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 102 µg/L, federal limit 80 µg/L (1.3 times the limit)
 Jan 1, 2016 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 96 µg/L, federal limit 80 µg/L (1.2 times the limit)
 Oct 1, 2015 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 90 µg/L, federal limit 80 µg/L (1.1 times the limit)
 Jul 1, 2015 Resolved

What the violations mean

Total Trihalomethanes (TTHMs)

1 incident

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Where the water comes from

Bates County PWSD 5 buys its water from Adrian PWS. It lists no wells or intakes of its own.

Buys water from

Annual water quality report

Bates County PWSD 5 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 Missouri.

Certified drinking water labs by state EPA guidance for private wells