Kb Sub. Water Service Assoc.
EPA ID: AK2243658 · 170 people served · 1 ZIP code
Water monitoring for Kb Sub. Water Service Assoc.: clean, five years, 170 residents.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 1 (2022) to 4 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Kb Sub. Water Service Assoc. Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Kb Sub. Water Service Assoc. serves a community with a median household income of $84,133 and an estimated 15,722 residents across its service area.
💧 Where Does Your Water Come From?
Kb Sub. Water Service Assoc.'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 6% of homes in Kenai Peninsula Borough, Alaska 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 Alaska
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
Kb Sub. Water Service Assoc. (EPA ID: AK2243658) is a community water system in Alaska that serves approximately 170 people from groundwater sources.
This system serves ZIP code 99669 in Soldotna.
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
- 99669 — Soldotna
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Kb Sub. Water Service Assoc. (AK2243658) on EPA.gov.
Frequently Asked Questions
Is Kb Sub. Water Service Assoc. water safe to drink?
Based on EPA records, Kb Sub. Water Service Assoc. has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Kb Sub. Water Service Assoc. serve?
Kb Sub. Water Service Assoc. serves approximately 170 people across 1 ZIP code in Alaska.
Where does Kb Sub. Water Service Assoc. 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.