F0/100
MONTICELLO WATER SYSTEM — Water Quality Report 2026
Serving 1,104 people · Louisiana
Water Source
Groundwater
County
—
System ID
LA1035004
Violations
33
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.50 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.005 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
10
Violations (last 5yr)
1
Unresolved
8
Health-Related
TIER 3Unresolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: February 29, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Resolved
Consumer confidence report — content deficiency
When: July 11, 2023 – November 21, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: April 15, 2022 – November 22, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: March 7, 2022 – March 22, 2022Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: March 7, 2022 – October 12, 2022Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: March 7, 2022 – March 22, 2022Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: March 7, 2022 – March 22, 2022Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: March 7, 2022 – October 12, 2022Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: March 7, 2022 – March 22, 2022Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: March 7, 2022 – October 12, 2022Rule: Consumer Confidence RuleEnforcement: 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 MONTICELLO WATER SYSTEM
Is MONTICELLO WATER SYSTEM water safe to drink?
MONTICELLO WATER SYSTEM water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 33 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has MONTICELLO WATER SYSTEM detected?
2 contaminants were tested in MONTICELLO 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 MONTICELLO WATER SYSTEM have any EPA violations?
Yes, MONTICELLO WATER SYSTEM has 33 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, TT, Other. 19 are health-based violations.
How many people does MONTICELLO WATER SYSTEM serve?
MONTICELLO WATER SYSTEM serves approximately 1,104 people, Louisiana.
What type of water does MONTICELLO WATER SYSTEM provide?
MONTICELLO WATER SYSTEM sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is LA1035004.
How does MONTICELLO WATER SYSTEM compare to other utilities in Louisiana?
MONTICELLO 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.