Kzh Farms - Higgy
EPA ID: WA5311445 · 29 people served · 1 ZIP code
From the earliest to the most recent cycle in the five-year EPA window, Kzh Farms - Higgy has logged zero violations — no MCL exceedances, no health advisories, and no enforcement activity across the entire period for the 29 people in its service area, a record that stands up well against both state and national benchmarks.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Kzh Farms - Higgy Source: EPA SDWIS service area boundaries.
Service area boundary — Grade B
Service Area Demographics
The Kzh Farms - Higgy serves a community with a median household income of $76,431 and an estimated 1,733 residents across its service area. Approximately 64% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Kzh Farms - Higgy's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
About 2% of homes in Walla Walla County, Washington rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Washington
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Kzh Farms - Higgy (EPA ID: WA5311445) is a community water system in Washington that serves approximately 29 people from groundwater sources.
This system serves ZIP code 99348 in Prescott.
Average Home Safety Score: B (75/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
- 99348 — Prescott
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Kzh Farms - Higgy (WA5311445) on EPA.gov.
Frequently Asked Questions
Is Kzh Farms - Higgy water safe to drink?
Based on EPA records, Kzh Farms - Higgy has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Kzh Farms - Higgy serve?
Kzh Farms - Higgy serves approximately 29 people across 1 ZIP code in Washington.
Where does Kzh Farms - Higgy get its water?
The primary water source is groundwater.