B79/100
Leetsdale Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 7,781 residents · Pennsylvania
What's In Leetsdale's Tap Water?
31
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
3
Violations (last 5yr)
0
Unresolved
2
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2025 – September 18, 2025Enforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: April 1, 2025 – June 30, 2025Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2025 – March 31, 2025Rule: 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
EDGEWORTH BORO MUNI AUTH
Population Served
7,781
Water Source
Purchased Surface Water
System ID
PA5020015
Frequently Asked Questions About Leetsdale Water
Is Leetsdale tap water safe to drink?
Leetsdale, Pennsylvania tap water receives a grade of B (79/100), which is considered good. Out of 31 contaminants tested, none exceed EPA maximum contaminant levels (MCLs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in Leetsdale's water?
31 contaminants were tested in Leetsdale's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does Leetsdale have any water quality violations?
Yes, Leetsdale has 13 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MCL, MR. 2 of these are health-based violations, which are the most serious category.
Do I need a water filter in Leetsdale?
Leetsdale 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. All contaminants are within health goals.
Where does Leetsdale's tap water come from?
Leetsdale's drinking water is sourced from purchased surface water and supplied by EDGEWORTH BORO MUNI AUTH. The system serves approximately 7,781 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Leetsdale'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. Leetsdale'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 Leetsdale's water compare to other cities in Pennsylvania?
Leetsdale's water quality score of 79/100 earns a grade of B, which is considered good. This is an above-average score compared to many cities nationwide. Visit our Pennsylvania state page to see how all cities in the state compare.
What should I do if I'm concerned about Leetsdale's water quality?
If you have concerns about Leetsdale'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 (EDGEWORTH BORO MUNI AUTH) 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.