ZipCheckup grade for 96857: A.
Checked records flag no major concern; missing data is unknown.
Schofield Barracks, HI (96857) Home Safety: 100/100
EPA data for Schofield Barracks
EPA records for the water systems mapped to 96857 in Schofield Barracks, HI 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 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.
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Score Breakdown
Overall Home Safety Score: 100/100
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 (6) MODERATE
Your Water System
ZIP code 96857 in Schofield Barracks, Hawaii is mapped to the water system Schofield Barracks (EPA ID: HI0000345). This system provides water to approximately 37,920 people from groundwater sources.
Other Water Quality Reports in Hawaii
- 96701 (Aiea)
- 96703 (Anahola)
- 96704 (Captain Cook)
- 96705 (Eleele)
- 96706 (Ewa Beach)
- 96707 (Kapolei)
- 96708 (Haiku)
- 96709 (Kapolei)
- 96710 (Hakalau)
- 96712 (Haleiwa)
- 96713 (Hana)
- 96714 (Hanalei)
- 96715 (Hanamaulu)
- 96716 (Hanapepe)
- 96717 (Hauula)
- 96718 (Hawaii National Park)
- 96719 (Hawi)
- 96720 (Hilo)
- 96721 (Hilo)
- 96722 (Princeville)
Nearby Water Quality Reports
- 96786 (Wahiawa) - 1 mi
- 96854 (Wheeler Army Airfield) - 2 mi
- 96759 (Kunia) - 2 mi
- 96789 (Mililani) - 4 mi
- 96791 (Waialua) - 7 mi
- 96797 (Waipahu) - 8 mi
- 96792 (Waianae) - 8 mi
- 96782 (Pearl City) - 9 mi - 1 violation recorded for mapped water systems
- 96853 (J B P H H) - 9 mi
- 96859 (Tripler Army Medical Center) - 9 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Schofield Barracks (HI0000345) on EPA.gov.
UCMR 5 PFAS monitoring: no reportable detections in available records
Available federal UCMR5 records for water systems mapped to ZIP code 96857 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 (8) CRITICAL
Home & Infrastructure (2) OK
Cost & Community (6) OK
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 96857 safe to drink?
EPA SDWIS records 0 violations since 2021 across the water systems mapped to ZIP 96857 (primary system: Schofield Barracks), 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 96857's water come from?
The recorded water source for Schofield Barracks, a system mapped to ZIP code 96857, is Groundwater. This system serves approximately 37,920 people.
How does Schofield Barracks water compare to the national average?
Schofield Barracks's Home Safety Score ranks better than 93% of U.S. ZIP codes, and lower than 90% of ZIP codes within Hawaii.
How can I get my water tested in Schofield Barracks?
If Schofield Barracks 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 96857?
96857 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Honolulu County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
How to cite this page
ZipCheckup. (2026). Schofield Barracks, HI (96857) Home Safety: 100/100. https://zipcheckup.com/report/96857/
@misc{zipcheckup-report-96857,
author = {{ZipCheckup}},
title = {{Schofield Barracks, HI (96857) Home Safety: 100/100}},
year = {2026},
url = {https://zipcheckup.com/report/96857/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 96857
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 96786 | Wahiawa, HI | 1.4 mi | A | 0 |
| 96854 | Wheeler Army Airfield, HI | 2.0 mi | N/A | 0 |
| 96759 | Kunia, HI | 2.3 mi | N/A | 0 |
| 96789 | Mililani, HI | 4.3 mi | A | 0 |
| 96791 | Waialua, HI | 6.8 mi | A | 0 |
| 96797 | Waipahu, HI | 7.6 mi | A | 0 |
| 96792 | Waianae, HI | 8.4 mi | A | 0 |
| 96782 | Pearl City, HI | 8.8 mi | A | 1 |
| 96853 | J B P H H, HI | 9.1 mi | N/A | 0 |
| 96859 | Tripler Army Medical Center, HI | 9.1 mi | N/A | 0 |
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