F15/100
COTTON VALLEY WATER SYSTEM — Water Quality Report 2026
Serving 1,380 people · Louisiana
Water Source
Groundwater
County
—
System ID
LA1119004
Violations
46
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Surface water treatment technique failure
TIER 3Resolved
Failed to issue ongoing public notification
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 1, 2023 – February 4, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2021 – February 8, 2022Enforcement: Formal — state order issued
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 COTTON VALLEY WATER SYSTEM
Is COTTON VALLEY WATER SYSTEM water safe to drink?
COTTON VALLEY WATER SYSTEM water receives a grade of F (15/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 46 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has COTTON VALLEY WATER SYSTEM detected?
1 contaminants were tested in COTTON VALLEY WATER SYSTEM's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does COTTON VALLEY WATER SYSTEM have any EPA violations?
Yes, COTTON VALLEY WATER SYSTEM has 46 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MR, TT. 9 are health-based violations.
How many people does COTTON VALLEY WATER SYSTEM serve?
COTTON VALLEY WATER SYSTEM serves approximately 1,380 people, Louisiana.
What type of water does COTTON VALLEY WATER SYSTEM provide?
COTTON VALLEY WATER SYSTEM sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is LA1119004.
How does COTTON VALLEY WATER SYSTEM compare to other utilities in Louisiana?
COTTON VALLEY WATER SYSTEM scores 15/100 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.