ZipCheckup grade for 27104: B.
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Winston Salem, NC (27104): 1 Violation Recorded for Mapped Water Systems - 83/100
EPA data for City of Winston-salem
EPA records for the water systems mapped to 27104 in Winston Salem, NC contain 1 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 1 violation (non-health) (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 2 - county-level radon potential, not a home measurement.
- Flood 92 cumulative NFIP claim records. Check the current FEMA map for a specific address.
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Score Breakdown
Overall Home Safety Score: 83/100
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) MODERATE
Your Water System
ZIP code 27104 in Winston Salem, North Carolina is mapped to the water system City of Winston-salem (EPA ID: NC0234010). This system provides water to approximately 391,900 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
- 27103 (Winston Salem) - 2 mi - 1 violation recorded for mapped water systems
- 27106 (Winston Salem) - 4 mi - 6 violations recorded for mapped water systems
- 27111 (Winston Salem) - 4 mi
- 27113 (Winston Salem) - 4 mi
- 27114 (Winston Salem) - 4 mi
- 27115 (Winston Salem) - 4 mi
- 27116 (Winston Salem) - 4 mi
- 27120 (Winston Salem) - 4 mi
- 27199 (Winston Salem) - 4 mi
- 27127 (Winston Salem) - 5 mi - 3 violations recorded for mapped water systems
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for City of Winston-salem (NC0234010) 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 27104 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) MODERATE
Home & Infrastructure (7) 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 Winston Salem
Based on local data for ZIP 27104, 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 Winston Salem has 92 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 27104 was built around 1970. 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 Winston Salem is 1970; 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 1970 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 27104 safe to drink?
EPA SDWIS records 1 violation since 2021 across the water systems mapped to ZIP 27104 (primary system: City of Winston-salem), 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 27104's water come from?
The recorded water source for City of Winston-salem, a system mapped to ZIP code 27104, is Surface water. This system serves approximately 391,900 people.
How does Winston Salem water compare to the national average?
Winston Salem's Home Safety Score ranks better than 67% of U.S. ZIP codes, and at or above 63% within North Carolina.
How can I get my water tested in Winston Salem?
If City of Winston-salem 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 27104?
27104 is mapped to a county in EPA Radon Zone 2 (moderate county-level radon potential; EPA recommends testing every home), located in Forsyth 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 27104?
FEMA records contain 92 flood insurance claims filed in ZIP code 27104; the recorded rated-zone value (the most frequent one if there are several claims) is X, which is claims evidence and may differ from the current FEMA map zone for a property. This is a substantial claim history, but claim count is not a count of distinct events or properties. Review FEMA's map for the specific property.
How to cite this page
ZipCheckup. (2026). Winston Salem, NC (27104): 1 Violation Recorded for Mapped Water Systems - 83/100. https://zipcheckup.com/report/27104/
@misc{zipcheckup-report-27104,
author = {{ZipCheckup}},
title = {{Winston Salem, NC (27104): 1 Violation Recorded for Mapped Water Systems - 83/100}},
year = {2026},
url = {https://zipcheckup.com/report/27104/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 27104
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 27103 | Winston Salem, NC | 2.0 mi | B | 1 |
| 27106 | Winston Salem, NC | 3.6 mi | B | 6 |
| 27111 | Winston Salem, NC | 4.4 mi | N/A | 0 |
| 27113 | Winston Salem, NC | 4.4 mi | N/A | 0 |
| 27114 | Winston Salem, NC | 4.4 mi | N/A | 0 |
| 27115 | Winston Salem, NC | 4.4 mi | N/A | 0 |
| 27116 | Winston Salem, NC | 4.4 mi | N/A | 0 |
| 27120 | Winston Salem, NC | 4.4 mi | N/A | 0 |
| 27199 | Winston Salem, NC | 4.4 mi | N/A | 0 |
| 27127 | Winston Salem, NC | 4.8 mi | B | 3 |
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