Wapwallopen, PA: High Radon Risk — 40/100 (2026)
1 ZIP code · 2 water systems · Updated 2026-06-03
Water systems serving Wapwallopen record elevated violation rates against PA benchmarks — residents in affected areas may want to check their local system's current compliance status.
How Wapwallopen Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Wapwallopen Water
- Homes built before 1986: 67% — older plumbing may contain lead solder.
- Estimated remediation: $2,400 per household.
Who Supplies Your Water in Wapwallopen
Multiple utilities divide Wapwallopen, PA's water service — 2 leading providers among 2 on the federal register.
Overview
We track water quality and home safety data for 1 ZIP code in Wapwallopen, Pennsylvania (population ~3,278), covering 2 community water systems serving approximately 18,512 people region-wide.
No EPA violations recorded across any ZIP codes in Wapwallopen — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Wapwallopen: D (40/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Wapwallopen water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Wapwallopen
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 18660 | D | Pa American Water Berwick | 15,282 |
All ZIP Codes in Wapwallopen
- 18660 [D]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Housing & Infrastructure in Wapwallopen
With 67% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Plumbing risk in older housing is defined by two eras: the pre-1970 period when lead pipes were commonly used for service lines, and the 1970-to-1986 period when lead solder remained standard in copper plumbing until the federal ban. Wapwallopen's median build year of 1974 lands in a range where both eras are heavily represented in the housing stock. That creates an elevated aggregate environment for plumbing-related lead exposure — one that city-level water quality averages don't capture, because the risk sits inside individual properties rather than in the distribution system.
Over half of homes in Wapwallopen were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Wapwallopen Homeowners
The equity-to-remediation ratio in Wapwallopen is moderate — worth planning for but within reach for most property owners.
Remediation costs are moderate relative to home values in Wapwallopen. The estimated $1,600–$3,300 range is manageable for most homeowners but still worth budgeting for. Home values are 10% below the Pennsylvania average.
Lead Exposure Risk for Children in Wapwallopen
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Confirming what arrives at a specific faucet is something utility-side averages cannot do. With 67% of Wapwallopen stock built before the lead-solder ban and citywide monitoring at or beyond the regulatory mark, a tap-level kit fits the standard diligence picture.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Wapwallopen
How does Wapwallopen's flood record connect to local water quality? The NFIP documents 63 claims — enough to signal recurring events — and 100% of ZIP codes carry FEMA flood zone status. That combination places flooding in the category of factors that can periodically affect water infrastructure, even if the area isn't among the highest-exposure communities in the NFIP dataset.
Wapwallopen has a moderate flood history with 63 FEMA claims averaging $17,904 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$2,400</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
What You Can Do in Wapwallopen
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. With 67% of homes built before 1986, lead solder is a real possibility.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Wapwallopen, PA