EPA data as of Oct 2026 · page updated 2026-10-29

Home hazard report for 47978 — Rensselaer, IN

ZIP 47978 is served by Rensselaer Water Department (as listed by the state): no health-based violations since 2016, latest lead result 12.1 ppb, PFAS not detected. Jasper County is in EPA radon zone 2.

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Where ZIP 47978 is

Dashed: ZIP area · blue: utility service area · scroll or pinch to zoom
ZIP code areaZIP center Water utility service area PFOA/PFOS ≥ 4 ppt Lead > 15 ppb 5+ violations Superfund site (active) proposed cleaned up Circles: other water systems flagged nearby; size = people served. Tap any symbol for details.

Drinking water: Rensselaer Water Department

EPA IDIN5237005
People served6,200
Sourcegroundwater (wells)
Connections2,823

Health-based violations

No health-based violations reported since 2016.

Full record for Rensselaer Water Department →

Lead

Jan 202412.1 ppb
Jan 20212.4 ppb
Jan 20203 ppb
Jan 20194 ppb
Jan 20184.8 ppb
Jul 20179 ppb
Jan 20178.7 ppb
Jul 201617.6 ppb

90th-percentile lead per sampling round (90% of the homes sampled were at or below this level). Black line: EPA’s 15 ppb action level; under the Lead and Copper Rule Improvements the action level becomes 10 ppb from 2027.

PFAS (“forever chemicals”)

CompoundHighest resultSamples with detectionEPA limit
PFHxAnot detected0 of 2—
PFDAnot detected0 of 2—
PFOAnot detected0 of 24 ppt MCL
PFOSnot detected0 of 24 ppt MCL
PFHxSnot detected0 of 2—
PFBSnot detected0 of 2—
PFNAnot detected0 of 2—
PFHpAnot detected0 of 2—
PFPeAnot detected0 of 2—
PFBAnot detected0 of 2—
HFPO-DA (GenX)not detected0 of 2—

EPA Fifth Unregulated Contaminant Monitoring Rule (UCMR 5), samples 2023–2025; ppt = parts per trillion (ng/L). The 4.0 ppt maximum contaminant levels for PFOA and PFOS were set by EPA in 2024; water systems have until the end of the decade to comply.

Radon in Jasper County

EPA radon zone 2 — moderate potential. Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.

Radon is a colorless, odorless radioactive gas from soil and rock, and the leading cause of lung cancer among non-smokers. EPA recommends fixing a home at 4 pCi/L or above and considering it from 2 pCi/L. A short-term test kit costs about $15–30. How radon zones work →

Natural hazard risk

FEMA rates the overall natural-hazard risk of this neighborhood (census tract) as Relatively Moderate, with relatively moderate social vulnerability and relatively moderate community resilience.

Cold waveVery High
Strong windRelatively High
TornadoRelatively High
HailRelatively Moderate
Heat waveRelatively Moderate
LightningRelatively Moderate
Riverine floodingRelatively Moderate
EarthquakeRelatively Low
Ice stormRelatively Low
LandslideRelatively Low
WildfireRelatively Low
Winter weatherRelatively Low
HurricaneVery Low

FEMA National Risk Index (December 2025): expected annual losses from each hazard combined with social vulnerability and community resilience, rated relative to all U.S. census tracts. Hazards not listed are not applicable here. It describes the area, not a single building; flood insurance maps (FEMA FIRMs) decide flood-insurance requirements.

Live conditions: river gauges and flood levels · tornado warnings · wildfire detections · earthquakes — our sister maps, updated from NOAA, USGS and NASA every few minutes.

Superfund sites nearby

No site on EPA’s Superfund National Priorities List lies within 10 miles of the center of this ZIP code.

EPA Superfund National Priorities List (NPL): the country’s most serious known hazardous-waste sites, each with an EPA cleanup record (linked). Distance is measured from the ZIP center to the site’s reference point; being near a site does not by itself mean exposure — EPA site pages describe what was found and how it is being cleaned up.

Buying a home in Rensselaer? See the 2026 conforming, FHA and jumbo loan limits for Jasper County →

What this is — and isn’t. These are records your water utility and state reported to the EPA, and the EPA’s radon map for your county. They describe the system and the area, not the water from your own tap or the air in your home. For that, read your utility’s annual Consumer Confidence Report and test: lead and radon tests are inexpensive.

Questions about 47978

Who supplies drinking water to ZIP 47978?

Rensselaer Water Department (EPA ID IN5237005), a groundwater (wells) system serving about 6,200 people, listed by the state as serving this ZIP code.

Is there lead in Rensselaer, IN tap water?

The utility’s latest 90th-percentile lead result (Jan 2024) was 12.1 ppb; EPA’s action level is 15 ppb, falling to 10 ppb from 2027. Lead mostly comes from service lines and home plumbing, so the only way to know your tap is to test it.

Does Rensselaer, IN water have PFAS?

None of the tested PFAS were found above EPA’s reporting limits in 2023–2025.

Has the water system in 47978 had violations?

No health-based violations reported since 2016.

What natural hazards affect ZIP 47978?

FEMA’s National Risk Index rates the overall natural-hazard risk here as Relatively Moderate; the highest-rated hazards are cold wave (very high), strong wind (relatively high), tornado (relatively high).

Are there Superfund sites near 47978?

No active Superfund site within 10 miles of the ZIP center.

Is radon a problem in Jasper County?

Jasper County is in EPA radon zone 2 (moderate potential). Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.