Charlestown, NH: Lead Above EPA Action Level
EPA data for Charlestown Water Works
EPA records for the water systems mapped to 03603 in Charlestown, NH contain 3 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 0 are marked health-based.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water EPA records for water systems mapped to this ZIP show 3 violations (non-health) (since 2021).
- Lead 90th-percentile lead reading of 0.019 mg/L; the EPA action level of 0.015 mg/L applies to a water system's 90th-percentile result.
- Radon EPA Zone 2 - county-level radon potential, not a home measurement.
- Flood 1 cumulative NFIP claim record. Claim evidence is historical, not current map coverage.
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Safety records for Charlestown (03603) contain exactly one critical finding.
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: 2 of 4 components and 1 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (6) CRITICAL
Your Water System
ZIP code 03603 in Charlestown, New Hampshire is mapped to the water system Charlestown Water Works (EPA ID: NH0411010). This system provides water to approximately 2,850 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
- 05156 (Springfield, VT) - 5 mi - 3 violations recorded for mapped water systems
- 03601 (Acworth) - 7 mi
- 05101 (Bellows Falls, VT) - 8 mi - 3 violations recorded for mapped water systems
- 03607 (South Acworth) - 8 mi
- 03609 (North Walpole) - 8 mi
- 05150 (North Springfield, VT) - 8 mi
- 03743 (Claremont) - 8 mi - 3 violations recorded for mapped water systems
- 03604 (Drewsville) - 9 mi
- 05154 (Saxtons River, VT) - 10 mi
- 03602 (Alstead) - 10 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Charlestown Water Works (NH0411010) 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) HIGH
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 Charlestown
Based on local data for ZIP 03603, 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 Charlestown has 1 FEMA flood claim 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 03603 was built around 1972. 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 CostsWindow Replacement
The median build year of homes in Charlestown is 1972; check the age and condition of your own windows. ENERGY STAR windows can save $101–$583/year on energy bills.
Typical cost: Window replacement: typically $300–$800 per window installed
Estimate Your Home Maintenance CostsRoofing Inspection & Repair
Homes built around 1972 may be on their second or third roof. A professional inspection can catch damage before leaks start.
Typical cost: Roof inspection: typically $75–$300; repairs $300–$1,500
Estimate Your Home Insurance NeedsService 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 03603 safe to drink?
EPA SDWIS records 3 violations since 2021 across the water systems mapped to ZIP 03603 (primary system: Charlestown Water Works), 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 03603's water come from?
The recorded water source for Charlestown Water Works, a system mapped to ZIP code 03603, is Groundwater. This system serves approximately 2,850 people.
How can I get my water tested in Charlestown?
If Charlestown Water Works 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.
Is lead a concern in 03603 tap water?
The Lead and Copper Rule record selected for 03603 reports a 90th-percentile lead result of 0.019 mg/L for a water system mapped to this ZIP (record date 2024-06-30). The EPA action level is 0.015 mg/L. This system 90th-percentile result is above the EPA lead action level of 0.015 mg/L, which requires corrective action by the system; consider a filter certified for lead reduction.
What is the radon risk for 03603?
03603 is mapped to a county in EPA Radon Zone 2 (moderate county-level radon potential; EPA recommends testing every home), located in Sullivan 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 03603?
FEMA records contain 1 flood insurance claim filed in ZIP code 03603; the recorded rated-zone value (the most frequent one if there are several claims) is B, 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). Charlestown, NH: Lead Above EPA Action Level. https://zipcheckup.com/report/03603/
@misc{zipcheckup-report-03603,
author = {{ZipCheckup}},
title = {{Charlestown, NH: Lead Above EPA Action Level}},
year = {2026},
url = {https://zipcheckup.com/report/03603/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 03603
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 05156 | Springfield, VT | 4.8 mi | N/A | 3 |
| 03601 | Acworth, NH | 6.8 mi | N/A | 0 |
| 05101 | Bellows Falls, VT | 8.1 mi | B | 3 |
| 03607 | South Acworth, NH | 8.1 mi | N/A | 0 |
| 03609 | North Walpole, NH | 8.2 mi | N/A | 0 |
| 05150 | North Springfield, VT | 8.3 mi | N/A | 0 |
| 03743 | Claremont, NH | 8.3 mi | N/A | 3 |
| 03604 | Drewsville, NH | 9.0 mi | N/A | 0 |
| 05154 | Saxtons River, VT | 9.8 mi | N/A | 0 |
| 03602 | Alstead, NH | 9.9 mi | N/A | 0 |
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