ZipCheckup grade for 21740: C.
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Your top priority: have older plumbing checked for lead solder. Check your ZIP → EPA: reduce lead
Hagerstown, MD (21740): 7 Violations Recorded for Mapped Water Systems - 64/100
EPA data combined for 5 water systems mapped to this ZIP (largest mapped system: City of Hagerstown)
EPA records for the water systems mapped to 21740 in Hagerstown, MD contain 7 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 7 violations (non-health) (since 2021).
- Lead The reported 90th-percentile lead result of 0.0008 mg/L is below the EPA action level for water systems; EPA's health goal for lead is zero.
- Radon EPA Zone 1 - highest county-level potential. This is not a home measurement; test before any threshold comparison.
- Flood 44 cumulative NFIP claim records. Check the current FEMA map for a specific address.
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Score Breakdown
Overall Home Safety Score: 64/100
This is the published model score. Component and domain values are shown independently; they are not added together on this page.
Canonical components
Required domains
Coverage: 4 of 4 components and 3 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (7) HIGH
Your Water System
ZIP code 21740 in Hagerstown, Maryland is mapped to the water system City of Hagerstown (EPA ID: MD0210010). This system provides water to approximately 92,200 people from surface water sources.
There are 5 community water systems serving this area.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| City of Hagerstown | MD0210010 | 92,200 | Surface water |
| Town of Funkstown Distribution System | MD0210008 | 1,300 | Surface water |
| Lakeside Village | MD0210215 | 1,575 | Surface water |
| Mount Aetna | MD0210015 | 688 | Groundwater |
| Town of Williamsport Distribution System | MD0210021 | 2,400 | Surface water |
Other Water Quality Reports in Maryland
- 20588 (Dhs)
- 20601 (Waldorf) - 3 violations recorded for mapped water systems
- 20602 (Waldorf) - 3 violations recorded for mapped water systems
- 20603 (Waldorf) - 3 violations recorded for mapped water systems
- 20604 (Waldorf)
- 20606 (Abell)
- 20607 (Accokeek) - 3 violations recorded for mapped water systems
- 20608 (Aquasco)
- 20609 (Avenue)
- 20610 (Barstow)
- 20611 (Bel Alton) - 3 violations recorded for mapped water systems
- 20612 (Benedict)
- 20613 (Brandywine) - 2 violations recorded for mapped water systems
- 20615 (Broomes Island)
- 20616 (Bryans Road) - 1 violation recorded for mapped water systems
- 20617 (Bryantown)
- 20618 (Bushwood)
- 20619 (California) - 12 violations recorded for mapped water systems
- 20620 (Callaway) - 1 violation recorded for mapped water systems
- 20621 (Chaptico) - 4 violations recorded for mapped water systems
Nearby Water Quality Reports
- 21741 (Hagerstown) - 1 mi
- 21747 (Hagerstown) - 1 mi
- 21749 (Hagerstown) - 1 mi
- 21748 (Hagerstown) - 1 mi
- 21734 (Funkstown) - 2 mi
- 21742 (Hagerstown) - 3 mi
- 21781 (Saint James) - 4 mi
- 21795 (Williamsport) - 5 mi - 5 violations recorded for mapped water systems
- 21767 (Maugansville) - 5 mi
- 21746 (Hagerstown) - 5 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for City of Hagerstown (MD0210010) on EPA.gov.
4 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.
UCMR 5 PFAS monitoring: no reportable detections in available records
Available federal UCMR5 records for water systems mapped to ZIP code 21740 show no PFAS detections among the compounds tested, at the program's reporting levels.
The EPA Fifth Unregulated Contaminant Monitoring Rule (UCMR5) required community and non-transient non-community water systems serving 3,300 or more people to test for 29 PFAS compounds and lithium between 2023 and 2025. Systems with no detections at the federal minimum reporting level had no results at or above that reporting level.
Environmental Hazards (11) CRITICAL
Home & Infrastructure (8) MODERATE
Possible home maintenance concerns - talk to a local expert.
Call (855) 384-4856Paid Partner This is a free service. You will be connected with an independent service provider. We may receive compensation.
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 Hagerstown
Based on local data for ZIP 21740, 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 Hagerstown has 44 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 21740 was built around 1960. 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 Hagerstown is 1960; 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 1960 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 21740 safe to drink?
EPA SDWIS records 7 violations since 2021 across the water systems mapped to ZIP 21740 (primary system: City of Hagerstown), 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 21740's water come from?
The recorded water source for City of Hagerstown, a system mapped to ZIP code 21740, is Surface water. This system serves approximately 92,200 people.
How does Hagerstown water compare to the national average?
Hagerstown's Home Safety Score ranks lower than 77% of U.S. ZIP codes, and lower than 83% of ZIP codes within Maryland.
How can I get my water tested in Hagerstown?
If City of Hagerstown 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 21740 tap water?
The Lead and Copper Rule record selected for 21740 reports a 90th-percentile lead result of 0.0008 mg/L for a water system mapped to this ZIP (record date 2025-12-31). The EPA action level is 0.015 mg/L. This result is below the EPA action level; it does not show the lead level in each home.
What is the radon risk for 21740?
21740 is mapped to a county in EPA Radon Zone 1 (high county-level radon potential; EPA recommends testing every home), located in Washington 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 21740?
FEMA records contain 44 flood insurance claims filed in ZIP code 21740; 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). Hagerstown, MD (21740): 7 Violations Recorded for Mapped Water Systems - 64/100. https://zipcheckup.com/report/21740/
@misc{zipcheckup-report-21740,
author = {{ZipCheckup}},
title = {{Hagerstown, MD (21740): 7 Violations Recorded for Mapped Water Systems - 64/100}},
year = {2026},
url = {https://zipcheckup.com/report/21740/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 21740
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 21741 | Hagerstown, MD | 1.1 mi | N/A | 0 |
| 21747 | Hagerstown, MD | 1.1 mi | N/A | 0 |
| 21749 | Hagerstown, MD | 1.1 mi | N/A | 0 |
| 21748 | Hagerstown, MD | 1.5 mi | N/A | 0 |
| 21734 | Funkstown, MD | 2.4 mi | C | 0 |
| 21742 | Hagerstown, MD | 3.0 mi | C | 0 |
| 21781 | Saint James, MD | 4.5 mi | N/A | 0 |
| 21795 | Williamsport, MD | 4.7 mi | C | 5 |
| 21767 | Maugansville, MD | 4.7 mi | C | 0 |
| 21746 | Hagerstown, MD | 4.8 mi | N/A | 0 |
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