A81/100
WILLISTON WTP — Water Quality Report 2026
Serving 2,400 people · Florida
Water Source
Groundwater
County
—
System ID
FL6382055
Violations
11
Contaminant Test Results
EPA Violation History
4
Violations (last 5yr)
0
Unresolved
0
Health-Related
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: July 1, 2023 – September 29, 2023Rule: Stage 2 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: July 1, 2023 – September 29, 2023Rule: Stage 2 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: January 1, 2022 – December 31, 2022Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2021 – December 27, 2021Enforcement: 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 WILLISTON WTP
Is WILLISTON WTP water safe to drink?
WILLISTON WTP water receives a grade of A (81/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has WILLISTON WTP detected?
1 contaminants were tested in WILLISTON WTP's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does WILLISTON WTP have any EPA violations?
Yes, WILLISTON WTP has 11 EPA violation(s) on record, with the most recent in 2023. Violation types include MR, Other, MON. 2 are health-based violations.
How many people does WILLISTON WTP serve?
WILLISTON WTP serves approximately 2,400 people, Florida. The system provides water to 1 community: Williston.
What type of water does WILLISTON WTP provide?
WILLISTON WTP sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is FL6382055.
How does WILLISTON WTP compare to other utilities in Florida?
WILLISTON WTP scores 81/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Florida state page for a full comparison of water systems.