Preston, MD (21655): 1 Health-Based Violation Recorded for Mapped Water Systems
EPA data for Town of Preston
Health-based violation records by water system:
- Town of Preston (1)
EPA records for the water systems mapped to 21655 in Preston, MD contain 3 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 1 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 1 health-based violation and 2 non-health-based (since 2021).
- Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
- Radon EPA Zone 3 - county-level radon potential, not evidence of a low home result.
- Flood 13 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: 2 of 4 components and 1 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (7) CRITICAL
Your Water System
ZIP code 21655 in Preston, Maryland is mapped to the water system Town of Preston (EPA ID: MD0050005). This system provides water to approximately 750 people from groundwater sources.
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
- 21609 (Bethlehem) - 2 mi
- 21643 (Hurlock) - 8 mi - 2 violations recorded for mapped water systems
- 21632 (Federalsburg) - 8 mi - 8 violations recorded for mapped water systems
- 21606 (Easton) - 8 mi
- 21601 (Easton) - 9 mi
- 21629 (Denton) - 9 mi
- 21673 (Trappe) - 9 mi - 8 violations recorded for mapped water systems
- 21664 (Secretary) - 10 mi
- 21625 (Cordova) - 10 mi
- 21631 (East New Market) - 11 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Town of Preston (MD0050005) 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) MODERATE
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 Preston
Based on local data for ZIP 21655, 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 Preston has 13 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 21655 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 Preston 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 21655 safe to drink?
EPA SDWIS records 3 violations since 2021 across the water systems mapped to ZIP 21655 (primary system: Town of Preston), including 1 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 21655's water come from?
The recorded water source for Town of Preston, a system mapped to ZIP code 21655, is Groundwater. This system serves approximately 750 people.
How can I get my water tested in Preston?
If Town of Preston 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 21655?
21655 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Caroline 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 21655?
FEMA records contain 13 flood insurance claims filed in ZIP code 21655; the recorded rated-zone value (the most frequent one if there are several claims) is A04, 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). Preston, MD (21655): 1 Health-Based Violation Recorded for Mapped Water Systems. https://zipcheckup.com/report/21655/
@misc{zipcheckup-report-21655,
author = {{ZipCheckup}},
title = {{Preston, MD (21655): 1 Health-Based Violation Recorded for Mapped Water Systems}},
year = {2026},
url = {https://zipcheckup.com/report/21655/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 21655
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 21609 | Bethlehem, MD | 2.3 mi | N/A | 0 |
| 21643 | Hurlock, MD | 7.7 mi | N/A | 2 |
| 21632 | Federalsburg, MD | 7.9 mi | N/A | 8 |
| 21606 | Easton, MD | 8.4 mi | N/A | 0 |
| 21601 | Easton, MD | 8.8 mi | N/A | 0 |
| 21629 | Denton, MD | 8.9 mi | N/A | 0 |
| 21673 | Trappe, MD | 9.2 mi | N/A | 8 |
| 21664 | Secretary, MD | 9.6 mi | N/A | 0 |
| 21625 | Cordova, MD | 9.7 mi | N/A | 0 |
| 21631 | East New Market, MD | 10.9 mi | N/A | 0 |
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