Jefferson, NC (28640): 1 Health-Based Violation Recorded for Mapped Water Systems
EPA data for Jefferson, Town of
Health-based violation records by water system:
EPA records for the water systems mapped to 28640 in Jefferson, NC 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 of 0.003 mg/L is below the EPA action level for water systems; EPA's health goal for lead is zero.
- Radon EPA Zone 2 - county-level radon potential, not a home measurement.
- Flood 23 cumulative NFIP claim records. Check the current FEMA map for a specific address.
Get updates when new water-quality data is available for your area
Free alerts when new EPA data affects ZIP code 28640. No spam - just safety updates.
Unsubscribe anytime. We only send updates when your safety score changes. See our Privacy Policy.
See incorrect data? Let us know
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 28640 in Jefferson, North Carolina is mapped to the water system Jefferson, Town of (EPA ID: NC0105015). This system provides water to approximately 1,740 people from surface water sources.
Other Water Quality Reports in North Carolina
- 27006 (Advance) - 9 violations recorded for mapped water systems
- 27007 (Ararat)
- 27009 (Belews Creek) - 1 violation recorded for mapped water systems
- 27010 (Bethania)
- 27011 (Boonville) - 25 violations recorded for mapped water systems
- 27012 (Clemmons) - 3 violations recorded for mapped water systems
- 27013 (Cleveland) - 7 violations recorded for mapped water systems
- 27014 (Cooleemee) - 9 violations recorded for mapped water systems
- 27016 (Danbury)
- 27017 (Dobson) - 5 violations recorded for mapped water systems
- 27018 (East Bend) - 3 violations recorded for mapped water systems
- 27019 (Germanton) - 98 violations recorded for mapped water systems
- 27020 (Hamptonville) - 6 violations recorded for mapped water systems
- 27021 (King) - 5 violations recorded for mapped water systems
- 27022 (Lawsonville)
- 27023 (Lewisville) - 1 violation recorded for mapped water systems
- 27024 (Lowgap)
- 27025 (Madison) - 21 violations recorded for mapped water systems
- 27027 (Mayodan) - 5 violations recorded for mapped water systems
- 27028 (Mocksville) - 15 violations recorded for mapped water systems
Nearby Water Quality Reports
- 28694 (West Jefferson) - 3 mi - 5 violations recorded for mapped water systems
- 28617 (Crumpler) - 4 mi - 3 violations recorded for mapped water systems
- 28629 (Glendale Springs) - 6 mi
- 28693 (Warrensville) - 7 mi - 5 violations recorded for mapped water systems
- 28672 (Scottville) - 8 mi
- 28643 (Lansing) - 9 mi - 3 violations recorded for mapped water systems
- 28631 (Grassy Creek) - 9 mi
- 28626 (Fleetwood) - 10 mi
- 28684 (Todd) - 10 mi
- 28644 (Laurel Springs) - 10 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Jefferson, Town of (NC0105015) 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.
Environmental Hazards (11) MODERATE
Home & Infrastructure (7) 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 Jefferson
Based on local data for ZIP 28640, 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 Jefferson has 23 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 28640 was built around 1986. 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 28640 safe to drink?
EPA SDWIS records 3 violations since 2021 across the water systems mapped to ZIP 28640 (primary system: Jefferson, Town of), 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 28640's water come from?
The recorded water source for Jefferson, Town of, a system mapped to ZIP code 28640, is Surface water. This system serves approximately 1,740 people.
How can I get my water tested in Jefferson?
If Jefferson, Town of 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 28640 tap water?
The Lead and Copper Rule record selected for 28640 reports a 90th-percentile lead result of 0.003 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 28640?
28640 is mapped to a county in EPA Radon Zone 2 (moderate county-level radon potential; EPA recommends testing every home), located in Ashe 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 28640?
FEMA records contain 23 flood insurance claims filed in ZIP code 28640; the recorded rated-zone value (the most frequent one if there are several claims) is AE, 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). Jefferson, NC (28640): 1 Health-Based Violation Recorded for Mapped Water Systems. https://zipcheckup.com/report/28640/
@misc{zipcheckup-report-28640,
author = {{ZipCheckup}},
title = {{Jefferson, NC (28640): 1 Health-Based Violation Recorded for Mapped Water Systems}},
year = {2026},
url = {https://zipcheckup.com/report/28640/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 28640
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 28694 | West Jefferson, NC | 3.4 mi | N/A | 5 |
| 28617 | Crumpler, NC | 4.3 mi | N/A | 3 |
| 28629 | Glendale Springs, NC | 6.3 mi | N/A | 0 |
| 28693 | Warrensville, NC | 6.8 mi | N/A | 5 |
| 28672 | Scottville, NC | 8.1 mi | N/A | 0 |
| 28643 | Lansing, NC | 8.9 mi | N/A | 3 |
| 28631 | Grassy Creek, NC | 9.2 mi | N/A | 0 |
| 28626 | Fleetwood, NC | 9.7 mi | N/A | 0 |
| 28684 | Todd, NC | 10.1 mi | N/A | 0 |
| 28644 | Laurel Springs, NC | 10.3 mi | N/A | 0 |
Nearby ZIP Code Reports
2026 Rankings for Your Area
Overall safety breakdown
Home Safety Score →Find the right water filter
Water Filter Matcher →Compare filters, tests & services
Compare My Options →Compare with another ZIP
Compare Tool →2026 Rankings