F0/100
Warminster Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 40,000 residents · Pennsylvania
What's In Warminster's Tap Water?
69
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed to issue ongoing public notification
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2024 – February 14, 2024Rule: Ground Water RuleEnforcement: 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
WARMINSTER MUNICIPAL AUTHORITY
Population Served
40,000
Water Source
Purchased Surface Water
System ID
PA1090069
Frequently Asked Questions About Warminster Water
Is Warminster tap water safe to drink?
Warminster, Pennsylvania tap water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA maximum contaminant levels and 1022 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Warminster's water?
69 contaminants were tested in Warminster's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does Warminster have any water quality violations?
Yes, Warminster has 1022 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, RPT, Other. 1 of these are health-based violations, which are the most serious category.
Do I need a water filter in Warminster?
Warminster 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 Warminster's tap water come from?
Warminster's drinking water is sourced from purchased surface water and supplied by WARMINSTER MUNICIPAL AUTHORITY. The system serves approximately 40,000 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Warminster'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. Warminster'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 Warminster's water compare to other cities in Pennsylvania?
Warminster's water quality score of 0/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our Pennsylvania state page to see how all cities in the state compare.
What should I do if I'm concerned about Warminster's water quality?
If you have concerns about Warminster'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 (WARMINSTER MUNICIPAL AUTHORITY) 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.