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

Home hazard report for 70461 — Slidell, LA

ZIP 70461 is served by Utilities INC - Quail Ridge Subdivision: no health-based violations since 2016, latest lead result 0 ppb, PFAS not tested. St. Tammany Parish is in EPA radon zone 3.

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Where ZIP 70461 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: Utilities INC - Quail Ridge Subdivision

EPA IDLA1103074
People served1,563
Sourcegroundwater (wells)
Connections521

Health-based violations

No health-based violations reported since 2016.

Full record for Utilities INC - Quail Ridge Subdivision →

Other systems overlapping this ZIP: Utilities INC - Lake Village Sd.

Lead

Jan 20220 ppb
Jan 20190 ppb
Jan 20162 ppb
Jan 20132 ppb
Jan 20102 ppb
Jan 20081 ppb
Jan 20051 ppb
Jan 20022 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”)

This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5).

Radon in St. Tammany 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 High, with relatively moderate social vulnerability and very high community resilience.

HurricaneVery High
Coastal floodingRelatively High
Cold waveRelatively High
Heat waveRelatively High
LightningRelatively High
Riverine floodingRelatively High
DroughtRelatively Moderate
HailRelatively Moderate
Strong windRelatively Moderate
TornadoRelatively Moderate
WildfireRelatively Moderate
Winter weatherRelatively Moderate
Ice stormRelatively Low
EarthquakeVery Low
LandslideVery 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
Bayou Bonfouca
Slidell, Louisiana · EPA ID LAD980745632
Active (final NPL)5.6 mi
Southern Shipbuilding
Slidell, Louisiana · EPA ID LAD008149015
Cleaned up & deleted6.1 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 Slidell? See the 2026 conforming, FHA and jumbo loan limits for St. Tammany 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 70461

Who supplies drinking water to ZIP 70461?

Utilities INC - Quail Ridge Subdivision (EPA ID LA1103074), a groundwater (wells) system serving about 1,563 people.

Is there lead in Slidell, LA tap water?

The utility’s latest 90th-percentile lead result (Jan 2022) was 0 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 Slidell, LA water have PFAS?

This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5 covers systems serving over 3,300 people and a sample of smaller ones).

Has the water system in 70461 had violations?

No health-based violations reported since 2016.

What natural hazards affect ZIP 70461?

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

Are there Superfund sites near 70461?

The nearest active Superfund site is 5.6 miles away. Sites within 10 miles: Bayou Bonfouca (5.6 mi, Active (final NPL)); Southern Shipbuilding (6.1 mi, Cleaned up & deleted).

Is radon a problem in St. Tammany Parish?

St. Tammany 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.