Xenia, OH: High Radon Risk — 65/100 (2026)
1 ZIP code · 6 water systems · Updated 2026-06-03
For most households in Xenia, OH tap water is adequate — the middle-tier grade reflects gaps in specific service areas.
How Xenia Compares
Data: EPA SDWIS Last verified: 2026-06-03
Xenia Water: The Quick Version
- Average lead level: 0.0018 mg/L.
- Homes built before 1986: 69% — older plumbing may contain lead solder.
- Estimated remediation: $2,400 per household.
- CDC health risk index: 12.87 — above typical levels.
Water Systems Serving Xenia
In Xenia, OH, residential water supply is distributed across multiple utilities rather than concentrated in one. The 3 leading providers out of 6 tracked systems each control their own infrastructure, file separate EPA compliance reports, and set independent rate schedules.
Overview
We track water quality and home safety data for 1 ZIP code in Xenia, Ohio (population ~40,057), covering 6 community water systems serving approximately 79,630 people region-wide.
No EPA violations recorded across any ZIP codes in Xenia — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Xenia: C (65/100)
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
Xenia water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0018 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)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 45385 | C | Xenia City Public Water System | 29,000 |
All ZIP Codes in Xenia
- 45385 [C]
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.
CDC Health Data for Xenia
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
How Old Is Xenia's Housing Stock?
With 69% 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
Viewed through the lens of construction era, Xenia is predominantly an older city — a median build year of 1977 puts most of the residential inventory in the range where pre-1986 plumbing materials were the standard.
Over half of homes in Xenia 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.
Xenia: Remediation Cost in Perspective
While Xenia homeowners face a manageable path to remediation, the equity share sits in the moderate tier — a signal that proactive budgeting matters more here than in lower-ratio markets.
Remediation costs are moderate relative to home values in Xenia. The estimated $1,600–$3,300 range is manageable for most homeowners but still worth budgeting for. Home values are 7% above the Ohio average.
Protecting Children from Lead in Xenia
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.
Practically, the structural drivers in Xenia — 69% pre-rule stock and citywide monitoring at or beyond the regulatory benchmark — make an in-home draw the practical way to translate aggregate averages into the specific conditions at one address.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Xenia
NFIP records stretching across multiple decades show Xenia accumulating 25 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.
Xenia has a moderate flood history with 25 FEMA claims averaging $8,593 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 Xenia
- 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 69% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Xenia, OH