Nabb, IN: High Radon Risk — 40/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
In recent EPA cycles, Nabb shows a persistent below-average water quality pattern within IN — documented violations span multiple service areas and have appeared consistently across reporting periods.
How Nabb Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Nabb Residents
- Homes built before 1986: 34% — older plumbing may contain lead solder.
- Estimated remediation: $1,200 per household.
- CDC health risk index: 14.49 — above typical levels.
Nabb's Water Providers
One utility dominates residential water service in Nabb, IN — out of 1 system in federal records.
Overview
We track water quality and home safety data for 1 ZIP code in Nabb, Indiana (population ~1,608), covering 1 community water system serving approximately 4,315 people region-wide.
No EPA violations recorded across any ZIP codes in Nabb — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Nabb: 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
Nabb water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Nabb
- 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 |
|---|---|---|---|
| 47147 | D | WASHINGTON TOWNSHIP WATER | 4,315 |
All ZIP Codes in Nabb
- 47147 [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.
Nabb Community Health Snapshot
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
Nabb Infrastructure Age
Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Development in Nabb unfolded across multiple decades, and the median build year of 1995 reflects a housing inventory where eras of construction are genuinely mixed — including portions that predate the federal prohibition on lead solder in plumbing.
Most homes in Nabb were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
How Remediation Costs Compare in Nabb
How much of a Nabb home's value does documented remediation represent? A small fraction — the equity share here is in the low tier, and from a household financial perspective, most property owners are considering a commitment that fits comfortably within standard planning rather than a decision that rises to the level of a material budget event or significant equity consideration.
Remediation costs in Nabb are relatively low compared to home values. The $800–$1,500 estimated range is a small fraction of median property value. Home values are 27% above the Indiana average.
Nabb: 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.
Although utility-side compliance with federal Lead and Copper requirements remains the system reference, that compliance does not extend down into interior plumbing. With 34% of Nabb stock built before the solder ban and aggregate readings at or beyond the action mark, a household-level sample becomes the practical way to close that information gap.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
What You Can Do in Nabb
- 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 34% 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 Nabb, IN