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

Home hazard report for 03885 — Stratham, NH

ZIP 03885 is served by Aquarion Water/Nh: no health-based violations since 2016, latest lead result 0 ppb, PFAS 4.7 ppt. Rockingham County is in EPA radon zone 2.

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Where ZIP 03885 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: Aquarion Water/Nh

EPA IDNH1051010
People served34,000
Sourcegroundwater (wells)
Connections8,644

Health-based violations

No health-based violations reported since 2016.

Full record for Aquarion Water/Nh →

Other systems overlapping this ZIP: Aberdeen/West.

Lead

Jan 20240 ppb
Jan 20230 ppb
Jan 20220 ppb
Jan 20210 ppb
Jul 20200 ppb
Jan 20151 ppb
Jan 20122 ppb
Jan 20092 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
PFPeA25.1 ppt2 of 8—
PFHxA10.1 ppt2 of 8—
PFBA5 ppt1 of 8—
PFOA4.7 ppt1 of 84 ppt MCL
PFOS4.5 ppt1 of 84 ppt MCL
PFBSnot detected0 of 8—
PFHpAnot detected0 of 8—
PFHxSnot detected0 of 8—
PFNAnot detected0 of 8—
HFPO-DA (GenX)not detected0 of 8—
PFDAnot detected0 of 8—

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 Rockingham 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 Low, with very low social vulnerability and relatively high community resilience.

DroughtRelatively Moderate
HurricaneRelatively Moderate
Ice stormRelatively Moderate
LightningRelatively Moderate
Riverine floodingRelatively Moderate
Strong windRelatively Moderate
Winter weatherRelatively Moderate
Coastal floodingRelatively Low
Cold waveRelatively Low
EarthquakeRelatively Low
Heat waveRelatively Low
TornadoRelatively Low
HailVery 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
Coakley Landfill
North Hampton, New Hampshire · EPA ID NHD064424153
Active (final NPL)4.4 mi
Pease Air Force Base
Newington, Portsmouth, New Hampshire · EPA ID NH7570024847
Active (final NPL)6.1 mi
Keefe Environmental Services
Epping, New Hampshire · EPA ID NHD092059112
Active (final NPL)6.6 mi
Portsmouth Naval Shipyard
Kittery, Maine · EPA ID ME7170022019
Cleaned up & deleted9.4 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 Stratham? See the 2026 conforming, FHA and jumbo loan limits for Rockingham 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 03885

Who supplies drinking water to ZIP 03885?

Aquarion Water/Nh (EPA ID NH1051010), a groundwater (wells) system serving about 34,000 people.

Is there lead in Stratham, NH tap water?

The utility’s latest 90th-percentile lead result (Jan 2024) 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 Stratham, NH water have PFAS?

Highest PFOA or PFOS result in EPA’s 2023–2025 testing was at or above 4.0 ppt, EPA’s 2024 maximum contaminant level for each. 5 PFAS compounds detected.

Has the water system in 03885 had violations?

No health-based violations reported since 2016.

What natural hazards affect ZIP 03885?

FEMA’s National Risk Index rates the overall natural-hazard risk here as Relatively Low; the highest-rated hazards are drought (relatively moderate), hurricane (relatively moderate), ice storm (relatively moderate).

Are there Superfund sites near 03885?

The nearest active Superfund site is 4.4 miles away. Sites within 10 miles: Coakley Landfill (4.4 mi, Active (final NPL)); Pease Air Force Base (6.1 mi, Active (final NPL)); Keefe Environmental Services (6.6 mi, Active (final NPL)).

Is radon a problem in Rockingham County?

Rockingham 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.