Public water system record
Black River Water System
Serves Wallace Ridge, Catahoula Parish, LA · 2,256 people served
Federal records show 5 health-based violations and 2 monitoring/reporting issues for Black River Water System in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 5
- Resolved
- 5
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 2
Key facts
- Black River Water System draws water from 3 wells (1 of them for emergency, seasonal or other part-time use).
- Most recent formal enforcement: compliance order (no penalty) by Louisiana, July 1996.
- Record on file since 1991, with 5 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 738 service lines.
Check whether Black River Water System 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 |
|---|---|---|---|---|
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Jan 27, 2020 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Jan 27, 2020 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Jan 27, 2020 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Jan 27, 2020 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Nov 5, 2024 | Active |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
Full record since 1991
EPA's records for Black River Water System go back to 1991. Before October 19, 2016 they list 5 health-based violations (1 resolved, 4 archived by EPA without a recorded fix) and 3 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 4 | 2 |
| 2000s | 0 | 1 |
| 2010 to October 18, 2016 | 1 | 0 |
| 2020s | 5 | 2 |
Most recent health-based violation before October 19, 2016: Groundwater Rule, began May 2012, Resolved.
Show all 5 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Groundwater Rule
Treatment technique failure
|
May 22, 2012 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 1998 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1998 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 1995 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1991 | Archived |
Enforcement actions
Louisiana regulators took 1 formal enforcement action against Black River Water System in 1996. The most recent was a compliance order (no penalty) in July 1996.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jul 17, 1996 | Louisiana | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
What the violations mean
Groundwater Rule
4 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.
LEAD AND COPPER RULE REVISIONS
1 incidentThe system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
Black River Water System draws water from 3 wells (1 of them for emergency, seasonal or other part-time use). It also has an emergency connection to Town of Jonesville Water System. 1 other public water system has an emergency connection to Black River Water System.
Emergency or part-time connections to
- Town of Jonesville Water System Jonesville, LA
Annual water quality report
Black River 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.
Certified drinking water labs by state EPA guidance for private wells