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Public water system record

Vermilion Waterworks District 1

Serves an area of Vermilion Parish, LA · 24,132 people served

Federal records show 9 health-based violations and 2 monitoring/reporting issues for Vermilion Waterworks District 1 in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • LA1113034
  • MAURICE
  • LA
  • 24,132 served

System profile

Source water Groundwater
ZIP 70555
EPA system ID LA1113034

Verify this system on EPA ECHO →

Health-based violations, last 10 years
9
Resolved
9
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
2

Key facts

  • Vermilion Waterworks District 1 draws water from 7 wells (1 of them for emergency, seasonal or other part-time use).
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit), 2023.
  • Record on file since 2009, with 4 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 9,259 service lines.

Check whether Vermilion Waterworks District 1 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 0.082 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Apr 1, 2024 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 Jan 1, 2024 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Oct 1, 2023 Resolved No
Groundwater Rule
Treatment technique failure
 140 Jan 6, 2022 Resolved No
Groundwater Rule
Treatment technique failure
 140 Jan 6, 2022 Resolved No
Groundwater Rule
Treatment technique failure
 140 Jan 6, 2022 Resolved No
Groundwater Rule
Treatment technique failure
 140 Jan 6, 2022 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Jul 1, 2021 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above 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
Public Notice
OTHER
 Feb 15, 2022 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Jul 31, 2016 Resolved

Full record since 2009

EPA's records for Vermilion Waterworks District 1 go back to 2009. Before October 19, 2016 they list 4 health-based violations (4 resolved) and 6 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2000s 0 4
2010 to October 18, 2016 4 2
2020s 9 1

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 91 µg/L, federal limit 80 µg/L (1.1 times the limit)
 Apr 1, 2016 Resolved
Total Coliform
Contaminant limit exceeded
 Aug 1, 2013 Resolved
Total Coliform
Contaminant limit exceeded
 Jul 1, 2012 Resolved
Total Coliform
Contaminant limit exceeded
 Aug 1, 2011 Resolved

What the violations mean

Total Trihalomethanes (TTHMs)

5 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Groundwater Rule

4 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

Vermilion Waterworks District 1 draws water from 7 wells (1 of them for emergency, seasonal or other part-time use). It also has emergency connections to Town of Maurice Water System and Southeast Waterworks District 2. 2 other public water systems have emergency connections to Vermilion Waterworks District 1.

Emergency or part-time connections to

Annual water quality report

Vermilion Waterworks District 1 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 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.

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 Louisiana.

Certified drinking water labs by state EPA guidance for private wells