F0/100
UNITED WATER SYSTEM — Water Quality Report 2026
Serving 4,446 people · Louisiana
Water Source
Groundwater
County
—
System ID
LA1099009
Violations
35
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 2.10 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
4
Violations (last 5yr)
2
Unresolved
4
Health-Related
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2022 – December 31, 2022Enforcement: Formal — state order issued
TIER 2Resolved
Violation related to Consumer Confidence Report
When: May 24, 2022Rule: Consumer Confidence RuleEnforcement: Formal — state order issued
TIER 2Unresolved
Violation related to Consumer Confidence Report
When: May 24, 2022Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved
Violation related to Consumer Confidence Report
When: May 24, 2022Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
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 UNITED WATER SYSTEM
Is UNITED WATER SYSTEM water safe to drink?
UNITED WATER SYSTEM water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 35 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has UNITED WATER SYSTEM detected?
52 contaminants were tested in UNITED WATER SYSTEM's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does UNITED WATER SYSTEM have any EPA violations?
Yes, UNITED WATER SYSTEM has 35 EPA violation(s) on record, with the most recent in 2022. Violation types include MCL, TT, MR. 24 are health-based violations.
How many people does UNITED WATER SYSTEM serve?
UNITED WATER SYSTEM serves approximately 4,446 people, Louisiana.
What type of water does UNITED WATER SYSTEM provide?
UNITED WATER SYSTEM sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is LA1099009.
How does UNITED WATER SYSTEM compare to other utilities in Louisiana?
UNITED WATER SYSTEM scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Louisiana state page for a full comparison of water systems.