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Public water system record

Magnolia-Rigolets Estates

On record as serving St. Tammany Parish, LA · Serves 273 people

Federal records show 11 health-based violations and no monitoring/reporting issues for Magnolia-Rigolets Estates in the last ten years. The most serious issue in this window was a resolved Haloacetic Acids (HAA5) violation.

  • LA1103122
  • DES PERES
  • MO
  • 273 served

System profile

Source water Groundwater
ZIP 63131
EPA system ID LA1103122

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
0

Key facts

  • Magnolia-Rigolets Estates draws water from 1 well.
  • Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 0.071 mg/L, federal limit 0.06 mg/L (1.2 times the limit), 2021.
  • Most recent formal enforcement: compliance order (no penalty) by Louisiana, March 2015.
  • Record on file since 1992, with 4 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 1 unknown out of 96 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 0.065 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Jul 1, 2021 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.071 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 220 Apr 1, 2021 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 Apr 1, 2021 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 Jan 1, 2021 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.067 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Jan 1, 2021 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.091 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Oct 1, 2020 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.069 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 220 Oct 1, 2020 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.065 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Jul 1, 2020 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.088 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Jul 1, 2020 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.062 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 220 Apr 1, 2019 Resolved No
Groundwater Rule
Treatment technique failure
 140 Dec 7, 2016 Resolved No

Full record since 1992

EPA's records for Magnolia-Rigolets Estates go back to 1992. Before October 19, 2016 they list 4 health-based violations (2 resolved, 2 archived by EPA without a recorded fix) and 22 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 3 2
2000s 0 4
2010 to October 18, 2016 1 16
October 19, 2016 to 2019 2 0
2020s 9 0

Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began October 2010, Resolved.

Show all 4 health-based violations before October 19, 2016
Contaminant Start date Status
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 160 µg/L, federal limit 80 µg/L (2 times the limit)
 Oct 1, 2010 Resolved
Total Coliform
Contaminant limit exceeded
 Jan 1, 1993 Resolved
Total Coliform
Contaminant limit exceeded
 Mar 1, 1992 Archived
Total Coliform
Contaminant limit exceeded
 Feb 1, 1992 Archived

Enforcement actions

Louisiana regulators took 5 formal enforcement actions against Magnolia-Rigolets Estates between 1993 and 2015. The most recent was a compliance order (no penalty) in March 2015.

Date By Action Violations covered
Mar 20, 2015 Louisiana Compliance order (no penalty) 27 violations (11 health-based): Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)
Nov 24, 1993 Louisiana Compliance order (no penalty) 1 violation: Total Coliform
Oct 26, 1993 Louisiana Compliance order (no penalty) 1 violation: Total Coliform
Oct 4, 1993 Louisiana Compliance order (no penalty) 1 violation: Total Coliform
May 13, 1993 Louisiana Compliance order (no penalty) 1 violation: Total Coliform

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)

4 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Groundwater Rule

1 incident

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 this violation.

Where the water comes from

Magnolia-Rigolets Estates draws water from 1 well.

Annual water quality report

Magnolia-Rigolets Estates 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 Magnolia-Rigolets Estates 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.

Certified drinking water labs by state EPA guidance for private wells