Public water system record
St Tammany Water District 3
Serves an area of St. Tammany Parish, LA · 2,920 people served
Federal records show 3 health-based violations and 17 monitoring/reporting issues for St Tammany Water District 3 in the last ten years, including an unresolved Groundwater Rule violation.
System profile
- Health-based violations, last 10 years
- 3
- Resolved
- 0
- Unresolved
- 3
- Any acute record
- No
- Monitoring issues, last 10 years
- 17
Key facts
- St Tammany Water District 3 draws water from 2 wells (1 of them for emergency, seasonal or other part-time use).
- Record on file since 1993, with 14 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 804 unknown out of 804 service lines.
Check whether St Tammany Water District 3 serves your address
Health-based violations
Since October 2016Violation 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 | Aug 19, 2014 | Active | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Aug 19, 2014 | Active | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Aug 19, 2014 | Active | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2023 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Nov 30, 2022 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2020 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 10, 2020 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2017 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2017 | Resolved |
|
Public Notice
OTHER
|
Feb 21, 2017 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 5, 2017 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2016 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2016 | Resolved |
|
Public Notice
OTHER
|
Feb 28, 2016 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2015 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2015 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2014 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2014 | Resolved |
Full record since 1993
EPA's records for St Tammany Water District 3 go back to 1993. Before October 19, 2016 they list 14 health-based violations (3 not resolved, 11 archived by EPA without a recorded fix) and 17 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 3 | 1 |
| 2000s | 7 | 4 |
| 2010 to October 18, 2016 | 4 | 12 |
| October 19, 2016 to 2019 | 0 | 4 |
| 2020s | 0 | 6 |
Most recent health-based violation before October 19, 2016: Groundwater Rule, began August 2014, Active.
Show all 14 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Groundwater Rule
Treatment technique failure
|
Aug 19, 2014 | Active |
|
Groundwater Rule
Treatment technique failure
|
Aug 19, 2014 | Active |
|
Groundwater Rule
Treatment technique failure
|
Aug 19, 2014 | Active |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2011 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 2009 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2008 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2007 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2005 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2005 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 2005 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2004 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 1995 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1994 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1993 | Archived |
What the violations mean
Groundwater Rule
3 incidentsThe 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
St Tammany Water District 3 draws water from 2 wells (1 of them for emergency, seasonal or other part-time use).
Annual water quality report
St Tammany Water District 3 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.
Certified drinking water labs by state EPA guidance for private wells