Public water system record

Mansfield Waterworks

Serves an area of Sebastian County and Scott County, AR that includes Mansfield · 2,367 people served

Federal records show 9 health-based violations and 2 monitoring/reporting issues for Mansfield Waterworks in the last ten years. The most serious issue in this window was a Total Trihalomethanes (TTHMs) violation that EPA lists as archived, not resolved.

  • AR0000509
  • MANSFIELD
  • AR
  • 2,367 served

System profile

Source water Purchased surface water
ZIP 72944
EPA system ID AR0000509

Verify this system on EPA ECHO →

Health-based violations, last 10 years
9
Resolved
5
Unresolved
0
Archived by EPA
4
Any acute record
No
Monitoring issues, last 10 years
2

Key facts

  • Mansfield Waterworks buys its water from James Fork Regional Water District.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 92 µg/L, federal limit 80 µg/L (1.2 times the limit), 2023.
  • Most recent formal enforcement: administrative penalty by Arkansas, August 2023.
  • Record on file since 1994, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 1,198 unknown out of 1,198 service lines.

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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 92 µg/L, federal limit 80 µg/L (1.2 times the limit)
220 Jul 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 91 µg/L, federal limit 80 µg/L (1.1 times the limit)
220 Apr 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 88 µg/L, federal limit 80 µg/L (1.1 times the limit)
220 Jan 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 85 µg/L, federal limit 80 µg/L (1.1 times the limit)
220 Oct 1, 2022 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
No
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
210 Jan 1, 2017 Resolved No
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
210 Dec 1, 2016 Resolved No
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
210 Nov 1, 2016 Resolved No
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
210 Oct 1, 2016 Resolved No
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
210 Sep 1, 2016 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Revised Total Coliform Rule
Monitoring violation
Sep 1, 2020 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Revised Total Coliform Rule
OTHER
Jul 1, 2017 Resolved

Full record since 1994

EPA's records for Mansfield Waterworks go back to 1994. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 11 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 8
2010 to October 18, 2016 2 3
October 19, 2016 to 2019 3 1
2020s 4 1

Most recent health-based violation before October 19, 2016: Stage 1 Disinfection Byproducts Rule, began October 2016, Resolved.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
Oct 1, 2016 Resolved
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
Sep 1, 2016 Resolved

Enforcement actions

Arkansas regulators took 4 formal enforcement actions against Mansfield Waterworks between 2016 and 2023. The most recent was an administrative penalty in August 2023.

Date By Action Violations covered
Aug 15, 2023 Arkansas Administrative penalty 4 violations (4 health-based): Total Trihalomethanes (TTHMs)
May 26, 2023 Arkansas Compliance order (no penalty) 2 violations (2 health-based): Total Trihalomethanes (TTHMs)
Jan 10, 2017 Arkansas Administrative penalty 6 violations (5 health-based): Stage 1 Disinfection Byproducts Rule, Revised Total Coliform Rule
Dec 9, 2016 Arkansas Compliance order (no penalty) 3 violations (2 health-based): Stage 1 Disinfection Byproducts Rule, Revised Total Coliform Rule

What the violations mean

Stage 1 Disinfection Byproducts Rule

5 incidents

The system did not meet a treatment requirement of the Stage 1 Disinfectants and Disinfection Byproducts Rule

Byproducts form when disinfectants react with natural material in water. Long-term exposure above federal limits may increase cancer risk

Total Trihalomethanes (TTHMs)

4 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Where the water comes from

Mansfield Waterworks buys its water from James Fork Regional Water District. It lists no wells or intakes of its own.

Buys water from

Annual water quality report

Mansfield Waterworks 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 Arkansas.