Public water system record

Castor Water System

Serves Castor, Bienville Parish, LA · 435 people served

Federal records show 11 health-based violations and 5 monitoring/reporting issues for Castor Water System in the last ten years. The most serious issue in this window was a resolved Haloacetic Acids (HAA5) violation.

  • LA1013006
  • CASTOR
  • LA
  • 435 served

System profile

Source water Groundwater
ZIP 71016
EPA system ID LA1013006

Verify this system on EPA ECHO →

Health-based violations, last 10 years
11
Resolved
11
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
5

Key facts

  • Castor Water System draws water from 2 wells (1 of them for emergency, seasonal or other part-time use).
  • Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 124 µg/L, federal limit 60 µg/L (2.1 times the limit), 2017.
  • Most recent formal enforcement: compliance order (no penalty) by Louisiana, July 2018.
  • Record on file since 1994, with 12 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 43 unknown out of 163 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
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.063 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
220 Jan 1, 2019 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 100 µg/L, federal limit 60 µg/L (1.7 times the limit)
220 Jul 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 125 µg/L, federal limit 80 µg/L (1.6 times the limit)
220 Jul 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 128 µg/L, federal limit 80 µg/L (1.6 times the limit)
220 Apr 1, 2018 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 96 µg/L, federal limit 60 µg/L (1.6 times the limit)
220 Apr 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 161 µg/L, federal limit 80 µg/L (2 times the limit)
220 Jan 1, 2018 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 115 µg/L, federal limit 60 µg/L (1.9 times the limit)
220 Jan 1, 2018 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 124 µg/L, federal limit 60 µg/L (2.1 times the limit)
220 Oct 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 161 µg/L, federal limit 80 µg/L (2 times the limit)
220 Oct 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 114 µg/L, federal limit 80 µg/L (1.4 times the limit)
220 Jul 1, 2017 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 75 µg/L, federal limit 60 µg/L (1.3 times the limit)
220 Jul 1, 2017 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Haloacetic Acids (HAA5)
Monitoring and reporting
Oct 31, 2017 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Oct 31, 2017 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jul 31, 2017 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jul 31, 2017 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
May 1, 2014 Resolved

Full record since 1994

EPA's records for Castor Water System go back to 1994. Before October 19, 2016 they list 12 health-based violations (8 resolved, 4 archived by EPA without a recorded fix) and 12 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 1 1
2000s 3 0
2010 to October 18, 2016 8 11
October 19, 2016 to 2019 11 4

Most recent health-based violation before October 19, 2016: Haloacetic Acids (HAA5), began July 2014, Resolved.

Show all 12 health-based violations before October 19, 2016
Contaminant Start date Status
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 85 µg/L, federal limit 60 µg/L (1.4 times the limit)
Jul 1, 2014 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 109 µg/L, federal limit 80 µg/L (1.4 times the limit)
Jul 1, 2014 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 97 µg/L, federal limit 80 µg/L (1.2 times the limit)
Jul 1, 2012 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 96 µg/L, federal limit 60 µg/L (1.6 times the limit)
Apr 1, 2012 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 95 µg/L, federal limit 80 µg/L (1.2 times the limit)
Apr 1, 2012 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 95 µg/L, federal limit 80 µg/L (1.2 times the limit)
Jan 1, 2012 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 70 µg/L, federal limit 60 µg/L (1.2 times the limit)
Jul 1, 2011 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 109 µg/L, federal limit 80 µg/L (1.4 times the limit)
Jul 1, 2011 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 63 µg/L, federal limit 60 µg/L (1.1 times the limit)
Oct 1, 2005 Archived
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 88 µg/L, federal limit 80 µg/L (1.1 times the limit)
Oct 1, 2005 Archived
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 81 µg/L, federal limit 80 µg/L (at or just above the limit)
Apr 1, 2005 Archived
Total Coliform
Contaminant limit exceeded
May 1, 1994 Archived

Enforcement actions

Louisiana regulators took 2 formal enforcement actions against Castor Water System between 2013 and 2018. The most recent was a compliance order (no penalty) in July 2018.

Date By Action Violations covered
Jul 11, 2018 Louisiana Compliance order (no penalty) 15 violations (11 health-based): Haloacetic Acids (HAA5), Total Trihalomethanes (TTHMs)
Dec 20, 2013 Louisiana Compliance order (no penalty) 14 violations (6 health-based): Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)

What the violations mean

Haloacetic Acids (HAA5)

6 incidents

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Total Trihalomethanes (TTHMs)

5 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Where the water comes from

Castor Water System draws water from 2 wells (1 of them for emergency, seasonal or other part-time use).

Annual water quality report

Castor Water System 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 Castor Water System 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 Louisiana.