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Public water system record

Town of Mount Pleasant

Serves Mount Pleasant, Cabarrus County, NC · 1,786 people served

Federal records show 18 health-based violations and 6 monitoring/reporting issues for Town of Mount Pleasant 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.

  • NC0113020
  • MT. PLEASANT
  • NC
  • 1,786 served

System profile

Source water Surface water
ZIP 28124
EPA system ID NC0113020

Verify this system on EPA ECHO →

Health-based violations, last 10 years
18
Resolved
1
Unresolved
0
Archived by EPA
17
Any acute record
No
Monitoring issues, last 10 years
6

Key facts

  • Town of Mount Pleasant draws water from 1 surface water intake.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.184 mg/L, federal limit 0.08 mg/L (2.3 times the limit), 2024.
  • Most recent formal enforcement: compliance order (no penalty) by North Carolina, October 2024.
  • Record on file since 1980, with 1 health-based violation before October 19, 2016.
  • Lead pipe inventory: 0 lead and 825 unknown out of 1,153 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 0.127 mg/L, federal limit 0.08 mg/L (1.6 times the limit)
 220 Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.083 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
 220 Oct 1, 2025 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 0.181 mg/L, federal limit 0.08 mg/L (2.3 times the limit)
 220 Jul 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.118 mg/L, federal limit 0.06 mg/L (2 times the limit)
 220 Jul 1, 2025 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 0.156 mg/L, federal limit 0.08 mg/L (2 times the limit)
 220 Apr 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.101 mg/L, federal limit 0.06 mg/L (1.7 times the limit)
 220 Apr 1, 2025 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 0.162 mg/L, federal limit 0.08 mg/L (2 times the limit)
 220 Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.109 mg/L, federal limit 0.06 mg/L (1.8 times the limit)
 220 Jan 1, 2025 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 0.184 mg/L, federal limit 0.08 mg/L (2.3 times the limit)
 220 Oct 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.103 mg/L, federal limit 0.06 mg/L (1.7 times the limit)
 220 Oct 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.07 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 220 Jul 1, 2024 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 0.124 mg/L, federal limit 0.08 mg/L (1.6 times the limit)
 220 Jul 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
CARBON, TOTAL
Treatment technique failure
 210 Apr 1, 2024 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.106 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
 220 Apr 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
 220 Apr 1, 2024 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 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Jan 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.064 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Jan 1, 2024 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.061 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 220 Oct 1, 2023 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
 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
 Mar 7, 2025 Resolved
Public Notice
OTHER
 Mar 7, 2025 Resolved
Hexachlorocyclopentadiene
Monitoring and reporting
 Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Dalapon
Monitoring and reporting
 Jan 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
CARBON, TOTAL
Monitoring and reporting
 Sep 1, 2024 Resolved
Gross Alpha, Excl. Radon and U
Monitoring and reporting
 Jan 1, 2017 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.

Full record since 1980

EPA's records for Town of Mount Pleasant go back to 1980. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 89 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 34
1990s 0 24
2000s 0 30
2010 to October 18, 2016 1 1
October 19, 2016 to 2019 0 1
2020s 18 5

Most recent health-based violation before October 19, 2016: CARBON, TOTAL, began April 2011, Resolved.

Show the health-based violation before October 19, 2016
Contaminant Start date Status
CARBON, TOTAL
Treatment technique failure
 Apr 1, 2011 Resolved

Enforcement actions

North Carolina regulators took 8 formal enforcement actions against Town of Mount Pleasant between 2008 and 2024. The most recent was a compliance order (no penalty) in October 2024.

Date By Action Violations covered
Oct 28, 2024 North Carolina Compliance order (no penalty) 1 violation: CARBON, TOTAL
Aug 16, 2024 North Carolina Compliance order (no penalty) 1 violation (1 health-based): CARBON, TOTAL
Jan 29, 2024 North Carolina Compliance order (no penalty) 8 violations (8 health-based): Total Trihalomethanes (TTHMs)
Oct 31, 2023 North Carolina Compliance order (no penalty) 9 violations (9 health-based): Haloacetic Acids (HAA5)
Oct 18, 2011 North Carolina Compliance order (no penalty) 1 violation (1 health-based): CARBON, TOTAL
Apr 1, 2010 North Carolina Compliance order with a penalty 1 violation: 2,4-D
Aug 22, 2008 North Carolina Compliance order with a penalty 2 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)
May 23, 2008 North Carolina Compliance order with a penalty 1 violation: Atrazine

What the violations mean

Haloacetic Acids (HAA5)

9 incidents

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Total Trihalomethanes (TTHMs)

8 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

CARBON, TOTAL

1 incident

The system did not complete a treatment step or action that federal rules require for CARBON, TOTAL (a treatment technique violation).

The utility had to notify customers about this violation.

Where the water comes from

Town of Mount Pleasant draws water from 1 surface water intake. It also has an emergency connection to City of Concord. 1 other public water system has an emergency connection to Town of Mount Pleasant.

Emergency or part-time connections to

Annual water quality report

Town of Mount Pleasant 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 North Carolina.

Certified drinking water labs by state EPA guidance for private wells