ZipCheckup grade for 45428: D.
Federal records show several conditions worth reviewing.
Your top priority: test your tap water for lead. Check your ZIP → EPA lead guide
Dayton, OH (45428): PFAS Above 2029 MCL Level - 50/100
EPA data for Dayton Public Water System
EPA records for the water systems mapped to 45428 in Dayton, OH contain zero recorded violations for inclusive record years 2021 through 2026. This does not establish that every category was monitored or published, and it does not cover events outside that source window.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water No drinking-water violations in EPA records since 2021.
- Lead 90th-percentile lead reading of 0.47 mg/L; the EPA action level of 0.015 mg/L applies to a water system's 90th-percentile result.
- PFAS At least one PFAS result is above an EPA MCL value (UCMR5 sampling; MCL compliance required from 2029).
- Radon EPA Zone 1 - highest county-level potential. This is not a home measurement; test before any threshold comparison.
- Flood 1 cumulative NFIP claim record. Claim evidence is historical, not current map coverage.
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The dataset for Dayton (45428) flags 2 critical-tier issues and 0 at high priority.
Score Breakdown
Overall Home Safety Score: 50/100
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 (8) CRITICAL
Your Water System
ZIP code 45428 in Dayton, Ohio is mapped to the water system Dayton Public Water System (EPA ID: OH5703512). This system provides water to approximately 141,407 people from surface water sources.
Other Water Quality Reports in Ohio
- 43001 (Alexandria) - 3 violations recorded for mapped water systems
- 43002 (Amlin)
- 43003 (Ashley) - 4 violations recorded for mapped water systems
- 43004 (Blacklick) - 2 violations recorded for mapped water systems
- 43005 (Bladensburg)
- 43006 (Brinkhaven)
- 43007 (Broadway)
- 43008 (Buckeye Lake) - 14 violations recorded for mapped water systems
- 43009 (Cable)
- 43010 (Catawba)
- 43011 (Centerburg)
- 43013 (Croton)
- 43014 (Danville) - 2 violations recorded for mapped water systems
- 43015 (Delaware) - 3 violations recorded for mapped water systems
- 43016 (Dublin) - 1 violation recorded for mapped water systems
- 43017 (Dublin) - 1 violation recorded for mapped water systems
- 43018 (Etna)
- 43019 (Fredericktown) - 1 violation recorded for mapped water systems
- 43021 (Galena)
- 43022 (Gambier) - 4 violations recorded for mapped water systems
Nearby Water Quality Reports
- 45343 (Miamisburg) - <1 mi
- 45401 (Dayton) - <1 mi
- 45413 (Dayton) - <1 mi
- 45435 (Dayton) - <1 mi - 1 violation recorded for mapped water systems
- 45437 (Dayton) - <1 mi
- 45441 (Dayton) - <1 mi
- 45448 (Dayton) - <1 mi
- 45470 (Dayton) - <1 mi
- 45475 (Dayton) - <1 mi
- 45481 (Dayton) - <1 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Dayton Public Water System (OH5703512) 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.
PFAS Contamination Detected
PFAS ("forever chemicals") have been reported in samples from water systems associated with ZIP code 45428. One or more compound results are above the level of a federal PFAS MCL with compliance required from 2029.
Detected compounds: PFOS, PFHxS, PFPeA, PFHxA, PFBS.
Highest measured level: 0.01 µg/L
Reverse osmosis (RO) and activated carbon block filters can reduce PFAS at the tap. Certifications list the compounds covered: an NSF/ANSI 53 or 58 claim for PFOA/PFOS does not cover every PFAS, so check that the product lists the compounds detected here.
Environmental Hazards (10) CRITICAL
Home & Infrastructure (3) OK
Cost & Community (7) OK
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Dayton
Based on local data for ZIP 45428, 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 Dayton 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)
Service 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 45428 safe to drink?
EPA SDWIS records 0 violations since 2021 across the water systems mapped to ZIP 45428 (primary system: Dayton Public Water System), 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 45428's water come from?
The recorded water source for Dayton Public Water System, a system mapped to ZIP code 45428, is Surface water. This system serves approximately 141,407 people.
How does Dayton water compare to the national average?
Dayton's Home Safety Score ranks lower than 93% of U.S. ZIP codes, and lower than 69% of ZIP codes within Ohio.
How can I get my water tested in Dayton?
If Dayton Public Water System 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 45428 tap water?
The Lead and Copper Rule record selected for 45428 reports a 90th-percentile lead result of 0.47 mg/L for a water system mapped to this ZIP (record date 2026-12-31). 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 45428?
45428 is mapped to a county in EPA Radon Zone 1 (high county-level radon potential; EPA recommends testing every home), located in Montgomery County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
Are there PFAS (forever chemicals) in 45428's water?
Yes, PFAS have been detected in samples from water systems mapped to 45428. One or more PFAS results are above the level of a federal PFAS MCL with compliance required from 2029. Reverse osmosis and activated carbon filters certified to NSF/ANSI 53 or 58 specifically for PFOA/PFOS reduction can reduce PFAS.
What does the NFIP claim history show for ZIP 45428?
FEMA records contain 1 flood insurance claim filed in ZIP code 45428. Claim records do not establish current property risk. Review FEMA's map for the specific property.
How to cite this page
ZipCheckup. (2026). Dayton, OH (45428): PFAS Above 2029 MCL Level - 50/100. https://zipcheckup.com/report/45428/
@misc{zipcheckup-report-45428,
author = {{ZipCheckup}},
title = {{Dayton, OH (45428): PFAS Above 2029 MCL Level - 50/100}},
year = {2026},
url = {https://zipcheckup.com/report/45428/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 45428
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 45343 | Miamisburg, OH | <1 mi | N/A | 0 |
| 45401 | Dayton, OH | <1 mi | N/A | 0 |
| 45413 | Dayton, OH | <1 mi | N/A | 0 |
| 45435 | Dayton, OH | <1 mi | C | 1 |
| 45437 | Dayton, OH | <1 mi | N/A | 0 |
| 45441 | Dayton, OH | <1 mi | N/A | 0 |
| 45448 | Dayton, OH | <1 mi | N/A | 0 |
| 45470 | Dayton, OH | <1 mi | N/A | 0 |
| 45475 | Dayton, OH | <1 mi | N/A | 0 |
| 45481 | Dayton, OH | <1 mi | N/A | 0 |
Nearby ZIP Code Reports
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