Northridge Estates Water Assn
EPA ID: ID3140082 · 75 people served · 1 ZIP code
In every reporting cycle over the past five years, Northridge Estates Water Assn has come through without a single EPA violation — a consistent performance across the full service population of approximately 75 residents that reflects both well-maintained infrastructure and reliable operational oversight.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Northridge Estates Water Assn Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Northridge Estates Water Assn serves a community with a median household income of $86,306 and an estimated 15,418 residents across its service area.
Environmental Justice Note: 66% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
💧 Where Does Your Water Come From?
Northridge Estates Water Assn'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 1% of homes in Canyon County, Idaho rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Wastewater Proximity Note: This service area ranks in the 80th percentile nationally for proximity to wastewater discharge points.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Idaho
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
Northridge Estates Water Assn (EPA ID: ID3140082) is a community water system in Idaho that serves approximately 75 people from groundwater sources.
This system serves ZIP code 83644 in Middleton.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
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
- 83644 — Middleton
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Northridge Estates Water Assn (ID3140082) on EPA.gov.
Frequently Asked Questions
Is Northridge Estates Water Assn water safe to drink?
Based on EPA records, Northridge Estates Water Assn has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Northridge Estates Water Assn serve?
Northridge Estates Water Assn serves approximately 75 people across 1 ZIP code in Idaho.
Where does Northridge Estates Water Assn get its water?
The primary water source is groundwater.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.