C54/100
ST MARTIN WATER AND SEWER COMMISSION 1 — Water Quality Report 2026
Serving 2,262 people · Louisiana
Water Source
Purchased Surface Water
County
—
System ID
LA1099010
Violations
22
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.50 mg/L | 1.30 mg/L | Over Limit |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2024 – June 24, 2024Enforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About ST MARTIN WATER AND SEWER COMMISSION 1
Is ST MARTIN WATER AND SEWER COMMISSION 1 water safe to drink?
ST MARTIN WATER AND SEWER COMMISSION 1 water receives a grade of C (54/100), which is considered fair. 1 contaminant(s) exceed EPA legal limits and 22 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has ST MARTIN WATER AND SEWER COMMISSION 1 detected?
5 contaminants were tested in ST MARTIN WATER AND SEWER COMMISSION 1's water. Notable contaminants include Copper (90th percentile). 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does ST MARTIN WATER AND SEWER COMMISSION 1 have any EPA violations?
Yes, ST MARTIN WATER AND SEWER COMMISSION 1 has 22 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, TT, MR. 4 are health-based violations.
How many people does ST MARTIN WATER AND SEWER COMMISSION 1 serve?
ST MARTIN WATER AND SEWER COMMISSION 1 serves approximately 2,262 people, Louisiana.
What type of water does ST MARTIN WATER AND SEWER COMMISSION 1 provide?
ST MARTIN WATER AND SEWER COMMISSION 1 sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is LA1099010.
How does ST MARTIN WATER AND SEWER COMMISSION 1 compare to other utilities in Louisiana?
ST MARTIN WATER AND SEWER COMMISSION 1 scores 54/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Louisiana state page for a full comparison of water systems.