Doylestown, PA: 34 Violations — 54/100 (2026)
2 ZIP codes · 15 water systems · Updated 2026-06-03
Within Doylestown, water quality data indicates below-average safety by PA standards — independent testing is a reasonable precaution for residents whose systems show active violations.
How Doylestown Compares
Data: EPA SDWIS Last verified: 2026-06-03
Doylestown Water: The Quick Version
- Your city's water systems recorded 34 violations in the past 5 years.
- Average lead level: 0.0024 mg/L.
- Homes built before 1986: 54% — older plumbing may contain lead solder.
- Estimated remediation: $3,300 per household.
Water Systems Serving Doylestown
Doylestown, PA is covered by 3 major water utilities out of 15 federally tracked systems, each managing its own pipes, treatment processes, and EPA filings. What a household gets from the tap depends on which provider's system serves that address.
Overview
We track water quality and home safety data for 2 ZIP codes in Doylestown, Pennsylvania (population ~51,125), covering 15 community water systems serving approximately 106,184 people region-wide.
2 of 2 ZIP codes (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Doylestown: D (54/100)
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
Doylestown water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0024 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
- Zone 1 (High): 2 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Consumer Confidence Report Rule | Reporting | 12 | 2 |
| Contaminant 0700 | Other | 9 | 2 |
| Revised Total Coliform Rule | Microbiological | 9 | 2 |
| E. coli | Microbiological | 6 | 2 |
| Copper | Inorganic | 3 | 2 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 18901 | D | 17 | 0 | Doylestown Boro Water Department |
| 18902 | D | 17 | 0 | Buckingham Twp Cold Spring |
All ZIP Codes in Doylestown
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.
Key Contaminants Detected in Doylestown
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
How Old Is Doylestown's Housing Stock?
With 54% 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
Because the majority of Doylestown's housing predates 1986, when lead solder was banned from new plumbing, the median build year of 1986 reflects a city where lead-era plumbing materials are common rather than exceptional.
Over half of homes in Doylestown 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.
Doylestown: Remediation Cost in Perspective
In Doylestown, property wealth outpaces what documented remediation typically demands — the equity burden lands well within the low tier.
Remediation costs in Doylestown are relatively low compared to home values. The $2,200–$4,450 estimated range is a small fraction of median property value. Home values are 199% above the Pennsylvania average.
Protecting Children from Lead in Doylestown
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.
Routinely in Doylestown, where 54% of housing predates the solder ban and aggregate utility readings hover near the federal threshold, a faucet-level draw functions as a standard household step for families with small kids.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Doylestown
Over the multi-decade window covered by the National Flood Insurance Program, Doylestown has accumulated 75 claims — a total that suggests more than isolated flood exposure. With 100% of ZIP codes in designated flood zones, the water-quality implications of flooding move from hypothetical to periodically relevant: treatment intake can be compromised, wells can be infiltrated, and distribution backflow can occur.
Doylestown has a moderate flood history with 75 FEMA claims averaging $28,069 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>$3,300</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 Doylestown
- 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. Filters rated for Consumer Confidence Report Rule can reduce the most common contaminant found in Doylestown's water.
- Check your home's plumbing. With 54% 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 Doylestown, PA