ZipCheckup grade for 42275: B.
This ZIP has a few items worth a quick check.
Your top priority: match a filter's certification to the violations (13 health-based violations). Check your ZIP → NSF certified filters
Roundhill, KY (42275): PFAS Detected in Mapped Water Systems - 74/100
EPA data combined for 2 water systems mapped to this ZIP (largest mapped system: Butler County Water System Inc.)
Health-based violation records by water system:
EPA records for the water systems mapped to 42275 in Roundhill, KY contain 14 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 13 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 13 health-based violations and 1 non-health-based (since 2021).
- Lead The reported 90th-percentile lead result of 0.002 mg/L is below the EPA action level for water systems; EPA's health goal for lead is zero.
- PFAS PFAS detected in UCMR5 sampling; see the PFAS section for each compound, compared with the federal PFAS MCL where one exists.
- Radon EPA Zone 2 - county-level radon potential, not a home measurement.
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Compiled data for Roundhill (42275) captures 1 condition at the high-priority tier - no finding in this dataset meets the critical threshold.
Score Breakdown
Overall Home Safety Score: 74/100
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) CRITICAL
Your Water System
ZIP code 42275 in Roundhill, Kentucky is mapped to the water system Butler County Water System Inc. (EPA ID: KY0160052). This system provides water to approximately 14,256 people from surface water sources.
There are 2 community water systems serving this area.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| Butler County Water System Inc. | KY0160052 | 14,256 | Surface water |
| Edmonson Company Water District | KY0310114 | 17,848 | Surface water |
Other Water Quality Reports in Kentucky
- 40003 (Bagdad) - 1 violation recorded for mapped water systems
- 40004 (Bardstown) - 8 violations recorded for mapped water systems
- 40006 (Bedford) - 1 violation recorded for mapped water systems
- 40007 (Bethlehem)
- 40008 (Bloomfield) - 9 violations recorded for mapped water systems
- 40009 (Bradfordsville)
- 40010 (Buckner)
- 40011 (Campbellsburg) - 1 violation recorded for mapped water systems
- 40012 (Chaplin) - 7 violations recorded for mapped water systems
- 40013 (Coxs Creek) - 3 violations recorded for mapped water systems
- 40014 (Crestwood)
- 40018 (Eastwood)
- 40019 (Eminence) - 1 violation recorded for mapped water systems
- 40020 (Fairfield)
- 40022 (Finchville)
- 40023 (Fisherville)
- 40025 (Glenview)
- 40026 (Goshen)
- 40027 (Harrods Creek)
- 40031 (La Grange)
Nearby Water Quality Reports
- 42252 (Jetson) - 6 mi
- 42285 (Sweeden) - 6 mi - 14 violations recorded for mapped water systems
- 42210 (Brownsville) - 7 mi - 16 violations recorded for mapped water systems
- 42207 (Bee Spring) - 8 mi - 14 violations recorded for mapped water systems
- 42721 (Caneyville) - 12 mi - 15 violations recorded for mapped water systems
- 42762 (Millwood) - 13 mi - 1 violation recorded for mapped water systems
- 42259 (Mammoth Cave) - 13 mi - 14 violations recorded for mapped water systems
- 42288 (Woodbury) - 13 mi
- 42754 (Leitchfield) - 15 mi - 15 violations recorded for mapped water systems
- 42201 (Aberdeen) - 15 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Butler County Water System Inc. (KY0160052) 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.
Compliance History
PFAS Contamination Detected
PFAS ("forever chemicals") have been reported in samples from water systems associated with ZIP code 42275.
Detected compounds: PFPeA.
Highest measured level: 0.0056 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) MODERATE
Home & Infrastructure (6) OK
Cost & Community (8) HIGH
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Frequently Asked Questions
Is the tap water in 42275 safe to drink?
EPA SDWIS records 14 violations since 2021 across the water systems mapped to ZIP 42275 (primary system: Butler County Water System Inc.), including 13 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 42275's water come from?
The recorded water source for Butler County Water System Inc., a system mapped to ZIP code 42275, is Surface water. This system serves approximately 14,256 people.
How does Roundhill water compare to the national average?
Roundhill's Home Safety Score ranks lower than 51% of U.S. ZIP codes, and at or above 54% within Kentucky.
How can I get my water tested in Roundhill?
If Butler County Water System Inc. 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 42275 tap water?
The Lead and Copper Rule record selected for 42275 reports a 90th-percentile lead result of 0.002 mg/L for a water system mapped to this ZIP (record date 2024-12-31). 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 42275?
42275 is mapped to a county in EPA Radon Zone 2 (moderate county-level radon potential; EPA recommends testing every home), located in Butler 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 42275's water?
Yes, PFAS have been detected in samples from water systems mapped to 42275. Reverse osmosis and activated carbon filters certified to NSF/ANSI 53 or 58 specifically for PFOA/PFOS reduction can reduce PFAS.
How to cite this page
ZipCheckup. (2026). Roundhill, KY (42275): PFAS Detected in Mapped Water Systems - 74/100. https://zipcheckup.com/report/42275/
@misc{zipcheckup-report-42275,
author = {{ZipCheckup}},
title = {{Roundhill, KY (42275): PFAS Detected in Mapped Water Systems - 74/100}},
year = {2026},
url = {https://zipcheckup.com/report/42275/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 42275
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 42252 | Jetson, KY | 5.7 mi | N/A | 0 |
| 42285 | Sweeden, KY | 6.0 mi | N/A | 14 |
| 42210 | Brownsville, KY | 6.7 mi | B | 16 |
| 42207 | Bee Spring, KY | 7.6 mi | N/A | 14 |
| 42721 | Caneyville, KY | 12.0 mi | N/A | 15 |
| 42762 | Millwood, KY | 13.0 mi | N/A | 1 |
| 42259 | Mammoth Cave, KY | 13.2 mi | B | 14 |
| 42288 | Woodbury, KY | 13.5 mi | N/A | 0 |
| 42754 | Leitchfield, KY | 14.8 mi | N/A | 15 |
| 42201 | Aberdeen, KY | 15.1 mi | N/A | 0 |
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