D
51

US Water Score: D

Muncy, PA 17756

Lycoming County · Population served: 2,900 · Data updated July 2026

Service-area evidence: EPA service-area records associate the listed system with this ZIP. Boundaries may still overlap or change.

Water Systems Serving This Area

🌊
MUNCY BOROUGH WATER COMPANY
Groundwater · Pop. 2,900
PWSID: PA4410165
🏔
MUNCY STATE CORRECTIONAL INST
Surface water · Pop. 2,050
PWSID: PA4410176
🌊
HEATHERBROOKE ESTATES
Groundwater · Pop. 410
PWSID: PA4410005
🌊
ORCHARD MOBILE HOME PARK
Groundwater · Pop. 325
PWSID: PA4410027
🌊
FOXCROFT MANOR MOBILE HOME PK
Groundwater · Pop. 200
PWSID: PA4410166

Contaminants Detected

ContaminantDetected LevelEPA MCLHealth GuidelineStatus
Lead
890.0
15 ppb 1 ppb

Violation History (Last 5 Years)

222Total (5yr)
4Health-Based
157Major

Water Quality Summary

Understanding Your Water in Muncy

Tap water quality in Muncy, Pennsylvania (17756) receives an overall grade of D (Elevated record-based concern) with a score of 51 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is 13 points below the Pennsylvania state average of 64. Compared to the national average (75), this area scores significantly lower. The area is served by 6 water systems providing water to approximately 2,900 people, using groundwater and surface water sources. Over the past 5 years, water systems here have accumulated 222 violations, including 4 health-based violations.

Your Score 51/100 D
vs State 13 pts below Pennsylvania avg (64)
vs National 24 pts below national avg (75)

What a Grade D Means

A score of 51/100 flags significant system-level concerns in the US Water Score model for Muncy, PA. These may include violations, contaminant levels near or above regulatory limits, or PFAS detections. Review the detailed records, your utility's Consumer Confidence Report, and qualified local guidance.

Groundwater: drawn from underground aquifers via wells
Surface water: sourced from rivers, lakes, or reservoirs

Health Information

What These Contaminants Mean for You

⚠️

Lead in Your Water

Lead is a toxic metal that can leach from aging pipes and plumbing fixtures.

Health Effects

Even low levels of lead exposure can cause developmental delays in children, kidney damage, and cardiovascular effects in adults. The EPA action level is 15 ppb, but health experts recommend no safe level of lead in drinking water.

Common Sources

Lead enters water primarily through corrosion of lead service lines, lead solder, and brass fixtures — especially in homes built before 1986.

What You Can Do

If lead is detected above 1 ppb, consider using a certified lead-removal filter (NSF/ANSI 53) for drinking and cooking water. Run cold water for 30 seconds before use if water has been sitting in pipes.

Common Questions

Frequently Asked Questions

Tap water in Muncy, Pennsylvania receives a grade of D (Elevated record-based concern) with a score of 51/100. This indicates significant water quality concerns based on violation history, contaminant levels, or enforcement actions. We recommend reviewing the specific contaminants detected below and considering a certified water filter.

ZIP code 17756 is served by 6 water systems using groundwater, surface water sources, providing water to approximately 2,900 people. Multiple source types mean your water may come from a blend of surface and underground sources.

Lead levels in the public-system record for Muncy, Pennsylvania are 890.0 ppb, above the currently applicable EPA action level of 15 ppb. EPA's Lead and Copper Rule Improvements lower that action level to 10 ppb when the new requirements take effect. This system-level result does not measure an individual tap; consider a certified lead-removal filter and independent tap testing.

No PFAS ("forever chemicals") were detected in water systems serving Muncy, Pennsylvania during the most recent EPA monitoring period (UCMR5). However, not all water systems have been tested for all PFAS compounds, and new contamination can occur over time.

Water systems serving Muncy, Pennsylvania have received 222 violations in the last 5 years, including 4 health-based violations. Violations can range from paperwork issues (monitoring & reporting) to serious health-based violations where contaminant levels exceeded safe limits. Review the violation details above for specifics.

Based on detected contaminants (lead), residents in Muncy, Pennsylvania should consider: NSF/ANSI 53 certified filter — specifically rated for lead reduction. Pitcher filters (like Brita Longlast or PUR) and under-sink systems both work. Always look for filters with NSF/ANSI certification for the specific contaminants you want to remove.

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