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F0/100

HICO WATER SYSTEM — Water Quality Report 2026

Serving 1,530 people · Louisiana

Water Source
Groundwater
County
—
System ID
LA1061008
Violations
80

Contaminant Test Results

1 contaminant above EPA health goals
ContaminantDetectedLimit (MCL)Status
Lead (90th percentile)
0.003 mg/L0.015 mg/LAbove Goal

EPA Violation History

32

Violations (last 5yr)

26

Unresolved

21

Health-Related

TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: July 1, 2025 – September 30, 2025Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: April 1, 2025 – June 30, 2025Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 3Unresolved

Disinfection byproduct treatment technique failure

When: March 13, 2025Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved

Disinfection byproduct treatment technique failure

When: January 9, 2025Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: January 1, 2025 – March 31, 2025Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 3Resolved

Monitoring / Reporting Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: November 13, 2024Rule: Ground Water RuleEnforcement: Formal — state order issued
TIER 3Unresolved

Disinfection byproduct treatment technique failure

When: October 30, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: October 1, 2024 – December 31, 2024Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 3Resolved

Surface water treatment technique failure

When: July 1, 2024Enforcement: Formal — state order issued
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: July 1, 2024 – September 30, 2024Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 3Resolved

Disinfection byproduct treatment technique failure

When: June 15, 2024 – June 26, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: April 1, 2024 – June 30, 2024Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: April 1, 2024 – June 30, 2024Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 3Unresolved

Disinfection byproduct treatment technique failure

When: March 9, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved

Disinfection byproduct treatment technique failure

When: March 9, 2024 – March 28, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: January 1, 2024 – March 31, 2024Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: January 1, 2024 – March 31, 2024Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: October 1, 2023 – December 31, 2023Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: October 1, 2023 – December 31, 2023Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: July 1, 2023 – September 30, 2023Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: July 1, 2023 – September 30, 2023Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 3Resolved

Failed to conduct Level 2 Assessment

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: May 1, 2023 – March 2, 2025Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: April 1, 2023 – June 30, 2023Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 3Resolved

Disinfection byproduct treatment technique failure

When: March 21, 2023 – March 23, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: January 1, 2023 – March 31, 2023Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 3Unresolved

Disinfection byproduct treatment technique failure

When: December 27, 2022Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: October 1, 2022 – December 31, 2022Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: July 1, 2022 – September 30, 2022Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: April 1, 2022 – June 30, 2022Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: January 1, 2022 – March 31, 2022Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: October 1, 2021 – December 31, 2021Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved

Exceeded the Maximum Contaminant Level (running average)

When: July 1, 2021 – September 30, 2021Rule: Stage 2 DBPREnforcement: Formal — state order issuedVerify 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 HICO WATER SYSTEM

Is HICO WATER SYSTEM water safe to drink?

HICO WATER SYSTEM water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 80 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has HICO WATER SYSTEM detected?

1 contaminants were tested in HICO WATER SYSTEM's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).

Does HICO WATER SYSTEM have any EPA violations?

Yes, HICO WATER SYSTEM has 80 EPA violation(s) on record, with the most recent in 2025. Violation types include MCL, Other, MR. 43 are health-based violations.

How many people does HICO WATER SYSTEM serve?

HICO WATER SYSTEM serves approximately 1,530 people, Louisiana.

What type of water does HICO WATER SYSTEM provide?

HICO WATER SYSTEM sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is LA1061008.

How does HICO WATER SYSTEM compare to other utilities in Louisiana?

HICO 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.