TapSafetyReport
B72/100

St. Leo Tap Water Quality: Is It Safe to Drink? (2026 Report)

Serving 2,501 residents · Florida

What's In St. Leo's Tap Water?

1
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
ContaminantDetectedLimit (MCL)Status
Lead (90th percentile)
0.003 mg/L0.015 mg/LAbove Goal

EPA Violation History

19

Violations (last 5yr)

17

Unresolved

0

Health-Related

TIER 3Unresolved

Monitoring Violation

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

When: August 1, 2025 – August 31, 2025Rule: Total Coliform RuleVerify on EPA.gov
TIER 3Unresolved

Violation related to E. coli (RTCR)

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

When: July 1, 2025 – July 31, 2025Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 3Unresolved

Surface water treatment technique failure

When: July 1, 2025Verify on EPA.gov
TIER 3Unresolved

Violation related to E. coli (RTCR)

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

When: June 1, 2025 – June 30, 2025Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 3Unresolved

Monitoring Violation

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

When: June 1, 2025 – June 30, 2025Rule: Total Coliform RuleVerify on EPA.gov
TIER 3Unresolved

Violation related to E. coli (RTCR)

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

When: May 1, 2025 – May 31, 2025Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 3Unresolved

Monitoring Violation

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

When: May 1, 2025 – May 31, 2025Rule: Total Coliform RuleVerify on EPA.gov
TIER 3Unresolved

Violation related to E. coli (RTCR)

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

When: April 1, 2025 – April 30, 2025Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 3Unresolved

Monitoring Violation

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

When: April 1, 2025 – April 30, 2025Rule: Total Coliform RuleVerify on EPA.gov
TIER 3Unresolved

Violation related to E. coli (RTCR)

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

When: January 1, 2025 – January 31, 2025Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 3Unresolved

Monitoring Violation

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

When: January 1, 2025 – January 31, 2025Rule: Total Coliform RuleVerify on EPA.gov
TIER 3Unresolved

Violation related to E. coli (RTCR)

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

When: November 1, 2024 – November 30, 2024Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 3Unresolved

Monitoring Violation

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

When: November 1, 2024 – November 30, 2024Rule: Total Coliform RuleVerify on EPA.gov
TIER 3Unresolved

Violation related to E. coli (RTCR)

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

When: October 1, 2024 – October 31, 2024Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 3Unresolved

Monitoring Violation

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

When: October 1, 2024 – October 31, 2024Rule: Total Coliform RuleVerify on EPA.gov
TIER 3Unresolved

Violation related to E. coli (RTCR)

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

When: August 1, 2024 – August 31, 2024Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 3Unresolved

Exceeded the MCL for disinfection byproducts

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

When: January 1, 2024 – December 31, 2024Verify on EPA.gov
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, 2023 – December 31, 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, 2023 – December 31, 2023Rule: Stage 2 DBPREnforcement: 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

Water Utility Details

ST. LEO UNIVERSITY
Population Served

2,501

Water Source

Groundwater

System ID

FL6515161

Frequently Asked Questions About St. Leo Water

Is St. Leo tap water safe to drink?

St. Leo, Florida tap water receives a grade of B (72/100), which is considered good. Out of 1 contaminants tested, none exceed EPA maximum contaminant levels (MCLs) and 1 exceed health guidelines (MCLGs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.

What contaminants are in St. Leo's water?

Of the 1 contaminants tested in St. Leo's water supply, the most notable include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.

Does St. Leo have any water quality violations?

Yes, St. Leo has 25 EPA violation(s) on record, with the most recent in 2025. Violation types include MON, MR, Other. None of these are classified as health-based violations.

Do I need a water filter in St. Leo?

St. Leo water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. 1 contaminant(s) exceed these stricter goals.

Where does St. Leo's tap water come from?

St. Leo's drinking water is sourced from groundwater and supplied by ST. LEO UNIVERSITY. The system serves approximately 2,501 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.

How often is St. Leo's water tested?

Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. St. Leo's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.

How does St. Leo's water compare to other cities in Florida?

St. Leo's water quality score of 72/100 earns a grade of B, which is considered good. This is an above-average score compared to many cities nationwide. Visit our Florida state page to see how all cities in the state compare.

What should I do if I'm concerned about St. Leo's water quality?

If you have concerns about St. Leo's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (ST. LEO UNIVERSITY) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.

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