Sullivan County, Pennsylvania
9 ZIP codes · Avg score 48/100 · Grade D · Updated 2026-06-03
Of 9 ZIP codes in Sullivan County, a meaningful portion have recorded health-based violations in recent monitoring periods — placing the county in the lower tier for water safety.
How Sullivan County Compares
How Sullivan County Compares
Sullivan County scores 7 points below the Pennsylvania state average (55/100) and 20 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Sullivan County, Pennsylvania
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Estimated additional annual cost per homeowner: $1,391, driven primarily by flood
Infrastructure: 0.462% avg pipe failure probability, 100% of ZIPs at high risk
70.7% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
→ Stable trendEPA violation counts by year across Sullivan County water systems. Health-based shown in red, total in blue.
Peak year: 2021 with 3 violations. Past 5 years: 4 total (4 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,391
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
5,441 housing units in Sullivan County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Sullivan County
Remediation costs are relatively manageable for most homeowners in Sullivan County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Water Systems with Most Violations
Top 4 systems in Sullivan County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Dushore Water Authority | 400 | 13 |
| 2 | DARWAY HEALTHCARE & REHAB | 100 | 6 |
| 3 | Red Rock Job Corps Center | 425 | 4 |
| 4 | LAPORTE BORO MUN WATER SYSTEM | 325 | 2 |
All ZIP Codes in Sullivan County
9 ZIP codes tracked in Sullivan County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 18616 | Forksville | 56 | C | 6 (1 health) | $218K |
| 2 | 18614 | Dushore | 54 | D | 13 | $186K |
| 3 | 18626 | Laporte | 54 | D | 2 | $268K |
| 4 | 17731 | Eagles Mere | 53 | D | 0 | $247K |
| 5 | 18632 | Mildred | 53 | D | 0 | $120K |
| 6 | 17758 | Muncy Valley | 45 | D | 0 | $177K |
| 7 | 18619 | Hillsgrove | 45 | D | 0 | $198K |
| 8 | 17768 | Shunk | 40 | D | 0 | $141K |
| 9 | 18628 | Lopez | 32 | F | 4 (1 health) | $120K |
Recommended Buyer Guides for Sullivan County
Below: editorial picks, no sponsored placements.
- Best Water Filters for Lead — Lead above EPA action level in 1 ZIP code
- Best Lead Paint Test Kits — 70.7% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
- Best Sump Pumps — Flood is the top compound risk factor
Deep Dive Reports
Detailed analysis for Sullivan County, Pennsylvania
Overview
Sullivan County in Pennsylvania covers 9 ZIP codes with an average Home Safety Score of D (48/100).
4 of 9 ZIP codes have recorded EPA violations. 2 health-based violations have been documented.
← Back to Pennsylvania water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.
What You Can Do
Sullivan County has a grade of D. Here are steps to protect your household.
Test your tap water
Order a certified lab test kit ($20-$50) to check for lead, bacteria, and other contaminants specific to your ZIP code.
Consider a certified water filter
NSF-certified filters can remove most common contaminants. Match the filter to your test results for best protection. Try our filter matcher
Contact your water utility
Request the latest Consumer Confidence Report (CCR) from your water provider. It details exactly what was found in your water supply.
Check for lead in your home
70.7% of homes in this county were built before 1978. Older plumbing and solder can leach lead into drinking water, especially in the morning.