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

Home hazard report for 70817 — Baton Rouge, LA

ZIP 70817 is served by Baton Rouge Water Company: no health-based violations since 2016, latest lead result 1 ppb, PFAS not detected. East Baton Rouge Parish is in EPA radon zone 3.

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Where ZIP 70817 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: Baton Rouge Water Company

EPA IDLA1033005
People served596,844
Sourcegroundwater (wells)
Connections198,948

Health-based violations

No health-based violations reported since 2016.

Full record for Baton Rouge Water Company →

Other systems overlapping this ZIP: City of Denham Springs Water System.

Lead

Jan 20231 ppb
Jan 20201 ppb
Jan 20172 ppb
Jan 20141 ppb
Jan 20112 ppb
Jan 20083 ppb
Jan 20053 ppb
Jan 20029 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
PFHxSnot detected0 of 84—
PFHxAnot detected0 of 84—
PFDAnot detected0 of 84—
PFHpAnot detected0 of 84—
PFBSnot detected0 of 84—
PFOSnot detected0 of 844 ppt MCL
PFNAnot detected0 of 84—
PFOAnot detected0 of 844 ppt MCL
PFBAnot detected0 of 84—
HFPO-DA (GenX)not detected0 of 84—
PFPeAnot detected0 of 84—

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 East Baton Rouge Parish

EPA radon zone 3 — low potential. Predicted average under 2 pCi/L — but any home can have high radon, so EPA still recommends a test.

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 high social vulnerability and relatively moderate community resilience.

TornadoVery High
Cold waveRelatively High
Heat waveRelatively High
HurricaneRelatively High
LightningRelatively High
Coastal floodingRelatively Moderate
Riverine floodingRelatively Moderate
HailRelatively Low
Ice stormRelatively Low
Strong windRelatively Low
Winter weatherRelatively Low
EarthquakeVery Low
LandslideVery Low
WildfireVery 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

SiteStatusDistance
Dutchtown Treatment Plant
Ascension Parish, Louisiana · EPA ID LAD980879449
Cleaned up & deleted8.2 mi

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 Baton Rouge? See the 2026 conforming, FHA and jumbo loan limits for East Baton Rouge Parish →

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 70817

Who supplies drinking water to ZIP 70817?

Baton Rouge Water Company (EPA ID LA1033005), a groundwater (wells) system serving about 596,844 people.

Is there lead in Baton Rouge, LA tap water?

The utility’s latest 90th-percentile lead result (Jan 2023) was 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 Baton Rouge, LA water have PFAS?

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

Has the water system in 70817 had violations?

No health-based violations reported since 2016.

What natural hazards affect ZIP 70817?

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

Are there Superfund sites near 70817?

No active Superfund site within 10 miles of the ZIP center. Sites within 10 miles: Dutchtown Treatment Plant (8.2 mi, Cleaned up & deleted).

Is radon a problem in East Baton Rouge Parish?

East Baton Rouge Parish is in EPA radon zone 3 (low potential). Predicted average under 2 pCi/L — but any home can have high radon, so EPA still recommends a test.