INTRACOASTAL WATER SYSTEM WEST — Water Quality Report 2026
Serving 6,465 people · Louisiana
Water Source
Surface Water
County
—
System ID
LA1047002
Violations
24
Contaminant Test Results
1 contaminant above EPA health goals
Contaminant
Detected
Limit (MCL)
Goal (MCLG)
Status
Lead (90th percentile)
< 0.001 mg/L
0.015 mg/L
0 mg/L
Above Goal
EPA Violation History
15
Violations (last 5yr)
1
Unresolved
13
Health-Related
TIER 1 — URGENTUnresolved
Violation related to Nitrate
When: December 1, 2023 – December 31, 2023Rule: Surface Water Treatment RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2023 – September 30, 2023Rule: Stage 2 DBPREnforcement: Formal — state order issued
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: April 1, 2023 – June 30, 2023Rule: Stage 2 DBPREnforcement: Formal — state order issued
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: April 1, 2023 – June 30, 2023Rule: Stage 2 DBPREnforcement: Formal — state order issued
TIER 1 — URGENTResolved
Violation related to Nitrate
When: February 1, 2023 – February 28, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 1 — URGENTResolved
Violation related to Nitrate
When: January 1, 2023 – January 31, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 1 — URGENTResolved
Violation related to Nitrate
When: January 1, 2023 – January 31, 2023Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2023 – March 31, 2023Rule: Stage 2 DBPREnforcement: Formal — state order issued
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2023 – March 31, 2023Rule: Stage 2 DBPREnforcement: Formal — state order issued
TIER 1 — URGENTResolved
Violation related to Nitrate
When: December 1, 2022 – December 31, 2022Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 1 — URGENTResolved
Violation related to Nitrate
When: December 1, 2022 – December 31, 2022Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: December 1, 2022 – December 31, 2022Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: November 1, 2022 – November 30, 2022Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2022 – December 31, 2022Rule: Stage 2 DBPREnforcement: Formal — state order issued
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2021 – September 30, 2021Rule: Stage 2 DBPREnforcement: 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 INTRACOASTAL WATER SYSTEM WEST
Is INTRACOASTAL WATER SYSTEM WEST water safe to drink?
INTRACOASTAL WATER SYSTEM WEST water receives a grade of F (1/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 24 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has INTRACOASTAL WATER SYSTEM WEST detected?
31 contaminants were tested in INTRACOASTAL WATER SYSTEM WEST's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does INTRACOASTAL WATER SYSTEM WEST have any EPA violations?
Yes, INTRACOASTAL WATER SYSTEM WEST has 24 EPA violation(s) on record, with the most recent in 2023. Violation types include TT, MCL, MR. 18 are health-based violations.
How many people does INTRACOASTAL WATER SYSTEM WEST serve?
INTRACOASTAL WATER SYSTEM WEST serves approximately 6,465 people, Louisiana.
What type of water does INTRACOASTAL WATER SYSTEM WEST provide?
INTRACOASTAL WATER SYSTEM WEST sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is LA1047002.
How does INTRACOASTAL WATER SYSTEM WEST compare to other utilities in Louisiana?
INTRACOASTAL WATER SYSTEM WEST scores 1/100 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.