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Public water system record

Town of Coahoma

Serves an area of Coahoma County, MS that includes Coahoma · 200 people served

Federal records show 12 health-based violations and 4 monitoring/reporting issues for Town of Coahoma in the last ten years. The most serious issue in this window was a resolved Groundwater Rule violation.

  • MS0140003
  • COAHOMA
  • MS
  • 200 served

System profile

Source water Groundwater
ZIP 38617
EPA system ID MS0140003

Verify this system on EPA ECHO →

Health-based violations, last 10 years
12
Resolved
8
Unresolved
0
Archived by EPA
4
Any acute record
No
Monitoring issues, last 10 years
4

Key facts

  • Town of Coahoma draws water from 1 well.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.141 mg/L, federal limit 0.08 mg/L (1.8 times the limit), 2018.
  • Most recent formal enforcement: consent decree or court judgment by Mississippi, February 2020.
  • Record on file since 1981, with 1 health-based violation before October 20, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 133 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
Groundwater Rule
Treatment technique failure
 140 Sep 14, 2021 Resolved No
Groundwater Rule
Treatment technique failure
 140 Sep 14, 2021 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.084 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Oct 1, 2020 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.089 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Jul 1, 2020 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.095 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 220 Apr 1, 2020 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Jan 1, 2020 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Oct 1, 2019 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.092 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 220 Jan 1, 2019 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 0.094 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 220 Oct 1, 2018 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 0.141 mg/L, federal limit 0.08 mg/L (1.8 times the limit)
 220 Jul 1, 2018 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 0.132 mg/L, federal limit 0.08 mg/L (1.7 times the limit)
 220 Apr 1, 2018 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Groundwater Rule
Treatment technique failure
 140 Apr 8, 2013 Resolved No

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, 2024 Resolved
Consumer Confidence Rule
OTHER
 Jul 1, 2022 Resolved
Public Notice
OTHER
 Oct 18, 2020 Resolved
Public Notice
OTHER
 Jun 8, 2019 Resolved

Full record since 1981

EPA's records for Town of Coahoma go back to 1981. Before October 20, 2016 they list 1 health-based violation (1 resolved) and 81 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 2
1990s 0 11
2000s 0 40
2010 to October 19, 2016 1 28
October 20, 2016 to 2019 5 1
2020s 6 3

Most recent health-based violation before October 20, 2016: Groundwater Rule, began April 2013, Resolved.

Show the health-based violation before October 20, 2016
Contaminant Start date Status
Groundwater Rule
Treatment technique failure
 Apr 8, 2013 Resolved

Enforcement actions

Mississippi regulators took 2 formal enforcement actions against Town of Coahoma between 2019 and 2020, filed as 4 records in EPA's data. The most recent was a consent decree or court judgment in February 2020.

Date By Action Violations covered
Feb 27, 2020 Mississippi Consent decree or court judgment 11 violations (11 health-based): Total Trihalomethanes (TTHMs)
Aug 13, 2019 Mississippi Consent decree or court judgment 4 violations (4 health-based): Total Trihalomethanes (TTHMs)

What the violations mean

Total Trihalomethanes (TTHMs)

9 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Groundwater Rule

3 incidents

The system did not complete a treatment step or action that the Groundwater Rule requires (a treatment technique violation).

The utility had to notify customers about each of these violations.

Where the water comes from

Town of Coahoma draws water from 1 well.

Annual water quality report

Town of Coahoma 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.

Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Town of Coahoma for a copy.

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 Mississippi.

Certified drinking water labs by state EPA guidance for private wells