D38/100
Mt Holly Springs Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 3,261 residents · Pennsylvania
What's In Mt Holly Springs's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.005 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
5
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: June 1, 2025 – June 30, 2025Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Violation related to Consumer Confidence Report
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 RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: October 1, 2023 – November 29, 2023Enforcement: Resolving — corrective action underway
TIER 3Resolved
Violation related to Consumer Confidence Report
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: August 1, 2022 – August 31, 2022Rule: Consumer Confidence RuleEnforcement: 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: August 1, 2022 – August 31, 2022Rule: Stage 1 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
MT HOLLY SPRINGS BORO AUTH
Population Served
3,261
Water Source
Groundwater
System ID
PA7210037
Frequently Asked Questions About Mt Holly Springs Water
Is Mt Holly Springs tap water safe to drink?
Mt Holly Springs, Pennsylvania tap water receives a grade of D (38/100), which is considered poor. 0 contaminant(s) exceed EPA maximum contaminant levels and 51 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Mt Holly Springs's water?
Of the 1 contaminants tested in Mt Holly Springs'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 Mt Holly Springs have any water quality violations?
Yes, Mt Holly Springs has 51 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, Other, TT. 2 of these are health-based violations, which are the most serious category.
Do I need a water filter in Mt Holly Springs?
Mt Holly Springs 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 Mt Holly Springs's tap water come from?
Mt Holly Springs's drinking water is sourced from groundwater and supplied by MT HOLLY SPRINGS BORO AUTH. The system serves approximately 3,261 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Mt Holly Springs'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. Mt Holly Springs'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 Mt Holly Springs's water compare to other cities in Pennsylvania?
Mt Holly Springs's water quality score of 38/100 earns a grade of D, which is considered poor. 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 Mt Holly Springs's water quality?
If you have concerns about Mt Holly Springs'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 (MT HOLLY SPRINGS BORO 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.