Winchester, NH (03470) Home Safety Report
EPA data for Winchester Water Department
EPA records for the water systems mapped to 03470 in Winchester, NH contain zero recorded violations for inclusive record years 2021 through 2026. This does not establish that every category was monitored or published, and it does not cover events outside that source window.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water No drinking-water violations in EPA records since 2021.
- Radon EPA Zone 2 - county-level radon potential, not a home measurement.
- Flood 18 cumulative NFIP claim records. Claim evidence is historical, not current map coverage.
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Score Breakdown
Overall Home Safety Score: Score unavailable
Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.
Canonical components
Required domains
Coverage: 3 of 4 components and 2 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (6) MODERATE
Your Water System
ZIP code 03470 in Winchester, New Hampshire is mapped to the water system Winchester Water Department (EPA ID: NH2531010). This system provides water to approximately 2,800 people from groundwater sources.
Other Water Quality Reports in New Hampshire
- 03031 (Amherst)
- 03032 (Auburn)
- 03033 (Brookline)
- 03034 (Candia)
- 03036 (Chester)
- 03037 (Deerfield)
- 03038 (Derry) - 2 violations recorded for mapped water systems
- 03040 (East Candia)
- 03041 (East Derry)
- 03042 (Epping) - 3 violations recorded for mapped water systems
- 03043 (Francestown)
- 03044 (Fremont)
- 03045 (Goffstown) - 12 violations recorded for mapped water systems
- 03046 (Dunbarton)
- 03047 (Greenfield)
- 03048 (Greenville) - 17 violations recorded for mapped water systems
- 03049 (Hollis)
- 03051 (Hudson) - 4 violations recorded for mapped water systems
- 03052 (Litchfield)
- 03053 (Londonderry) - 2 violations recorded for mapped water systems
Nearby Water Quality Reports
- 03446 (Swanzey) - 4 mi
- 03441 (Ashuelot) - 5 mi
- 03469 (West Swanzey) - 7 mi
- 01378 (Warwick, MA) - 8 mi
- 03451 (Hinsdale) - 8 mi
- 01360 (Northfield, MA) - 8 mi - 1 violation recorded for mapped water systems
- 05354 (Vernon, VT) - 9 mi
- 03465 (Troy) - 9 mi
- 03443 (Chesterfield) - 9 mi
- 03462 (Spofford) - 10 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Winchester Water Department (NH2531010) on EPA.gov.
5 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.
Environmental Hazards (11) OK
Home & Infrastructure (8) OK
Cost & Community (9) HIGH
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Winchester
Based on local data for ZIP 03470, these services may benefit homeowners in your area.
Based on local data for your area. Use the tools below to explore your options.
Home & Flood Insurance
The ZIP code for this report in Winchester has 18 FEMA flood claims on record. Standard homeowner policies don't cover flood damage - make sure you're protected.
Typical cost: Flood insurance: premiums vary by property and flood zone; request a quote
Check Your Flood Zone (Free)FEMA flood map lookup - see if your property is in a flood zone
Free tip: Check your FEMA flood zone at msc.fema.gov (free lookup)
Gutter Installation & Repair
The median home in 03470 was built around 1989. Aging gutters can cause foundation damage, basement flooding, and mold - a professional assessment can prevent costly repairs.
Typical cost: Gutter installation: typically $1,000–$2,500 for a standard home
Estimate Your Home Maintenance CostsService recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.
Frequently Asked Questions
Is the tap water in 03470 safe to drink?
EPA SDWIS records 0 violations since 2021 across the water systems mapped to ZIP 03470 (primary system: Winchester Water Department), including 0 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.
Where does 03470's water come from?
The recorded water source for Winchester Water Department, a system mapped to ZIP code 03470, is Groundwater. This system serves approximately 2,800 people.
How can I get my water tested in Winchester?
If Winchester Water Department supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.
What is the radon risk for 03470?
03470 is mapped to a county in EPA Radon Zone 2 (moderate county-level radon potential; EPA recommends testing every home), located in Cheshire County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
What does the NFIP claim history show for ZIP 03470?
FEMA records contain 18 flood insurance claims filed in ZIP code 03470; the recorded rated-zone value (the most frequent one if there are several claims) is A, which is claims evidence and may differ from the current FEMA map zone for a property. Claim records do not establish current property risk. Review FEMA's map for the specific property.
How to cite this page
ZipCheckup. (2026). Winchester, NH (03470) Home Safety Report. https://zipcheckup.com/report/03470/
@misc{zipcheckup-report-03470,
author = {{ZipCheckup}},
title = {{Winchester, NH (03470) Home Safety Report}},
year = {2026},
url = {https://zipcheckup.com/report/03470/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 03470
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 03446 | Swanzey, NH | 4.4 mi | N/A | 0 |
| 03441 | Ashuelot, NH | 4.6 mi | N/A | 0 |
| 03469 | West Swanzey, NH | 6.7 mi | N/A | 0 |
| 01378 | Warwick, MA | 7.7 mi | N/A | 0 |
| 03451 | Hinsdale, NH | 8.2 mi | N/A | 0 |
| 01360 | Northfield, MA | 8.3 mi | N/A | 1 |
| 05354 | Vernon, VT | 8.6 mi | N/A | 0 |
| 03465 | Troy, NH | 8.7 mi | N/A | 0 |
| 03443 | Chesterfield, NH | 9.2 mi | N/A | 0 |
| 03462 | Spofford, NH | 9.8 mi | N/A | 0 |
Nearby ZIP Code Reports
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Overall safety breakdown
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