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F0/100

PRVWSD-TWIN HARBOR — Water Quality Report 2026

Serving 2,973 people · Mississippi

Water Source
Groundwater
County
—
System ID
MS0450024
Violations
159

Contaminant Test Results

1 contaminant above EPA health goals
ContaminantDetectedLimit (MCL)Status
Lead (90th percentile)
< 0.001 mg/L0.015 mg/LAbove Goal

EPA Violation History

6

Violations (last 5yr)

4

Unresolved

1

Health-Related

TIER 3Resolved

Reporting violation

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

When: October 17, 2024 – December 10, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved

Treatment technique violation

When: October 17, 2024 – December 10, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved

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: January 1, 2024 – December 31, 2024Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved

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: January 1, 2024 – December 31, 2024Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved

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: January 1, 2023 – December 31, 2023Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved

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: January 1, 2023 – December 31, 2023Rule: Stage 2 DBPREnforcement: 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 PRVWSD-TWIN HARBOR

Is PRVWSD-TWIN HARBOR water safe to drink?

PRVWSD-TWIN HARBOR water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 159 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has PRVWSD-TWIN HARBOR detected?

1 contaminants were tested in PRVWSD-TWIN HARBOR's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).

Does PRVWSD-TWIN HARBOR have any EPA violations?

Yes, PRVWSD-TWIN HARBOR has 159 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, TT, MR. 2 are health-based violations.

How many people does PRVWSD-TWIN HARBOR serve?

PRVWSD-TWIN HARBOR serves approximately 2,973 people, Mississippi.

What type of water does PRVWSD-TWIN HARBOR provide?

PRVWSD-TWIN HARBOR sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MS0450024.

How does PRVWSD-TWIN HARBOR compare to other utilities in Mississippi?

PRVWSD-TWIN HARBOR scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Mississippi state page for a full comparison of water systems.