C55/100
CITY OF PLAQUEMINE WATER SYSTEM — Water Quality Report 2026
Serving 14,043 people · Louisiana
Water Source
Groundwater
County
—
System ID
LA1047005
Violations
6
Contaminant Test Results
3 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOA | 0.006 µg/L | 0.004 µg/L | Over Limit |
PFOS | 0.006 µg/L | 0.004 µg/L | Over Limit |
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
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 CITY OF PLAQUEMINE WATER SYSTEM
Is CITY OF PLAQUEMINE WATER SYSTEM water safe to drink?
CITY OF PLAQUEMINE WATER SYSTEM water receives a grade of C (55/100), which is considered fair. 2 contaminant(s) exceed EPA legal limits and 6 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has CITY OF PLAQUEMINE WATER SYSTEM detected?
66 contaminants were tested in CITY OF PLAQUEMINE WATER SYSTEM's water. Notable contaminants include PFOA, PFOS, Lead (90th percentile). 2 exceed EPA legal limits (MCLs). 3 exceed EPA health goals (MCLGs).
Does CITY OF PLAQUEMINE WATER SYSTEM have any EPA violations?
Yes, CITY OF PLAQUEMINE WATER SYSTEM has 6 EPA violation(s) on record, with the most recent in 2015. Violation types include MCL, Other. 5 are health-based violations.
How many people does CITY OF PLAQUEMINE WATER SYSTEM serve?
CITY OF PLAQUEMINE WATER SYSTEM serves approximately 14,043 people, Louisiana.
What type of water does CITY OF PLAQUEMINE WATER SYSTEM provide?
CITY OF PLAQUEMINE WATER SYSTEM sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is LA1047005.
How does CITY OF PLAQUEMINE WATER SYSTEM compare to other utilities in Louisiana?
CITY OF PLAQUEMINE WATER SYSTEM scores 55/100 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.