Bryn Athyn, PA Water Safety: 73/100 (2026)
1 ZIP code · 2 water systems · Updated 2026-06-03
Water utilities in Bryn Athyn have maintained a consistent compliance record over recent monitoring periods — the city's above-average grade in PA reflects low violation rates and no systemic health concerns flagged in current data.
How Bryn Athyn Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Bryn Athyn Residents
- Homes built before 1986: 84% — older plumbing may contain lead solder.
- Estimated remediation: $2,400 per household.
Bryn Athyn's Water Providers
Bryn Athyn, PA draws its residential water from 2 separate providers among the 2 federally tracked systems. Each operates independently, with its own infrastructure, rate structure, and compliance record.
Overview
We track water quality and home safety data for 1 ZIP code in Bryn Athyn, Pennsylvania (population ~1,153), covering 2 community water systems serving approximately 2,422,600 people region-wide.
No EPA violations recorded across any ZIP codes in Bryn Athyn — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Bryn Athyn: B (73/100)
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
Bryn Athyn water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Bryn Athyn
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 19009 | B | Aqua Pa Main System | 822,600 |
All ZIP Codes in Bryn Athyn
- 19009 [B]
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.
Bryn Athyn Infrastructure Age
With 84% 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
Bryn Athyn's housing stock is predominantly older, with a median build year of 1969 that reflects decades of construction before federal plumbing standards were tightened. The 1986 ban on lead solder and the pre-1970 era of lead service lines are both relevant benchmarks here — a significant share of the residential inventory predates one or both of those cutoffs, creating an elevated baseline for plumbing-related lead risk that aggregate water quality data may not fully reflect at the household level.
Over half of homes in Bryn Athyn 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.
How Remediation Costs Compare in Bryn Athyn
When remediation costs are measured against Bryn Athyn home values, the resulting ratio is in the low tier — addressing documented water and safety issues here claims only a minor fraction of typical equity, and most homeowners are in a position where the financial commitment is straightforward rather than a material burden on their household budget.
Remediation costs in Bryn Athyn are relatively low compared to home values. The $1,600–$3,300 estimated range is a small fraction of median property value. Home values are 213% above the Pennsylvania average.
Bryn Athyn: Lead Risk & Vulnerable Populations
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.
84% of Bryn Athyn housing dates to the pre-rule era, alongside aggregate readings hovering at the federal action mark — household-level confirmation through a draw-test kit fits the local picture.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Bryn Athyn: Flood History & Water Damage Risk
NFIP records stretching across multiple decades show Bryn Athyn accumulating 9 claims and carrying 100% of its ZIP codes inside FEMA flood zones — evidence of meaningful exposure that extends beyond isolated incidents. The mechanisms linking flooding to water quality haven't changed: treatment facilities can be overwhelmed, wells can be infiltrated, and distribution systems can experience backflow. For a community at this exposure level, those mechanisms shift from hypothetical to periodically relevant.
Bryn Athyn has a moderate flood history with 9 FEMA claims averaging $36,943 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.
Deep Dive Reports
Detailed analysis for Bryn Athyn, PA