Public water system record

South Bossier Water System

Serves an area of Bossier Parish and Webster Parish, LA · 1,755 people served

Federal records show 18 health-based violations and 7 monitoring/reporting issues for South Bossier Water System in the last ten years, including an unresolved Groundwater Rule violation.

  • LA1015029
  • ELM GROVE
  • LA
  • 1,755 served

System profile

Source water Groundwater
ZIP 71051
EPA system ID LA1015029

Verify this system on EPA ECHO →

Health-based violations, last 10 years
18
Resolved
16
Unresolved
2
Any acute record
Yes
Monitoring issues, last 10 years
7

Key facts

  • South Bossier Water System draws water from 4 wells.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.098 mg/L, federal limit 0.08 mg/L (1.2 times the limit), 2018.
  • Most recent formal enforcement: compliance order (no penalty) by Louisiana, February 2020.
  • Record on file since 1994, with 7 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 483 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 Oct 16, 2025 Resolved No
Groundwater Rule
Treatment technique failure
140 Oct 16, 2025 Resolved No
Groundwater Rule
Treatment technique failure
140 Oct 16, 2025 Resolved No
Groundwater Rule
Treatment technique failure
140 Oct 16, 2025 Resolved No
Groundwater Rule
Treatment technique failure
140 Oct 16, 2025 Resolved No
Groundwater Rule
Treatment technique failure
140 Oct 16, 2025 Resolved No
Groundwater Rule
Treatment technique failure
140 Oct 16, 2025 Active No
Groundwater Rule
Treatment technique failure
140 Oct 16, 2025 Resolved No
Groundwater Rule
Treatment technique failure
140 Oct 16, 2025 Resolved No
Groundwater Rule
Treatment technique failure
140 Oct 16, 2025 Resolved No
Revised Total Coliform Rule
Treatment technique failure
110 Aug 22, 2024 Active 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 Jan 1, 2021 Resolved No
Revised Total Coliform Rule
Treatment technique failure
110 Sep 1, 2020 Resolved No
Revised Total Coliform Rule
Contaminant limit exceeded
110 Jul 1, 2020 Resolved Yes
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.098 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
220 Oct 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 92 µg/L, federal limit 80 µg/L (1.2 times the limit)
220 Jul 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 83 µg/L, federal limit 80 µg/L (at or just above the limit)
220 Apr 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 85 µg/L, federal limit 80 µg/L (1.1 times the limit)
220 Jan 1, 2018 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, 2025 Resolved
Public Notice
OTHER
Oct 11, 2024 Active
Lead and Copper Rule
Monitoring and reporting
Nov 22, 2022 Active
Public Notice
OTHER
Jul 30, 2021 Resolved
Public Notice
OTHER
May 21, 2021 Active
Public Notice
OTHER
Aug 6, 2020 Resolved
Public Notice
OTHER
Apr 20, 2016 Resolved

Full record since 1994

EPA's records for South Bossier Water System go back to 1994. Before October 19, 2016 they list 7 health-based violations (4 resolved, 3 archived by EPA without a recorded fix) and 13 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 2 1
2000s 2 3
2010 to October 18, 2016 3 9
October 19, 2016 to 2019 4 0
2020s 14 6

Most recent health-based violation before October 19, 2016: Total Coliform, began November 2015, Resolved.

Show all 7 health-based violations before October 19, 2016
Contaminant Start date Status
Total Coliform
Contaminant limit exceeded
Nov 1, 2015 Resolved
Groundwater Rule
Treatment technique failure
Apr 27, 2011 Resolved
Total Coliform
Contaminant limit exceeded
Jan 1, 2010 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 97 µg/L, federal limit 80 µg/L (1.2 times the limit)
Jan 1, 2008 Resolved
Total Coliform
Contaminant limit exceeded
Aug 1, 2000 Archived
Total Coliform
Contaminant limit exceeded
Sep 1, 1996 Archived
Total Coliform (acute)
Contaminant limit exceeded
Jun 1, 1994 Archived

Enforcement actions

Louisiana regulators and EPA took 3 formal enforcement actions against South Bossier Water System between 2011 and 2020. The most recent was a compliance order (no penalty) in February 2020.

Date By Action Violations covered
Feb 4, 2020 Louisiana Compliance order (no penalty) 5 violations (5 health-based): Total Trihalomethanes (TTHMs)
Jun 9, 2011 EPA Compliance order (no penalty) 1 violation: Stage 2 Disinfection Byproducts Rule
May 2, 2011 Louisiana Compliance order (no penalty) 6 violations (1 health-based): Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5), Groundwater Rule, Stage 2 Disinfection Byproducts Rule

What the violations mean

Groundwater Rule

10 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.

Total Trihalomethanes (TTHMs)

5 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Revised Total Coliform Rule

3 incidents

The system did not meet a requirement of the Revised Total Coliform Rule

Coliform and E. coli rules protect against bacteria in the distribution system

Where the water comes from

South Bossier Water System draws water from 4 wells.

Annual water quality report

South Bossier 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.

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 Louisiana.