COUNTY WATER-SYSTEM LEDGER
Kauai, Hawaii
EPA’s September 2026 export lists 6 active community water systems serving Kauai, Hawaii, with 0 current-violation flags and 0 serious-violator flags among the covered systems.
Source: EPA SDWIS system-search export · Active community systems serving 2,500+ people · Snapshot 13 Sep 2026
01 / SYSTEMS
Water systems serving Kauai, Hawaii
EPA associates 6 covered systems with Kauai, Hawaii; their reported population-served values total 69,435 and may overlap.
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| Lihue-KapaaHI0000400 | 34,854 | Surface water | No current violation flagged |
| Kalaheo-KoloaHI0000434 | 12,660 | Ground water | No current violation flagged |
| PrincevilleHI0000428 | 6,911 | Ground water | No current violation flagged |
| Kekaha-WaimeaHI0000406 | 5,998 | Ground water | No current violation flagged |
| Hanapepe-EleeleHI0000404 | 5,592 | Ground water | No current violation flagged |
| KilaueaHI0000407 | 3,420 | Ground water | No current violation flagged |
02 / SOURCE MIX
Primary water sources for Kauai, Hawaii
EPA classifies 6 systems serving Kauai, Hawaii across 2 primary-source categories; Surface water is the largest category with 1 systems.
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.