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PAHALA

Hawaii — Community Water System — PWSID: HI0000109

System Information

PWSIDHI0000109
System NamePAHALA
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedSep 10, 1979
Last ReportedDec 8, 2025

Location & Contact

StateHawaii
CityHILO
ZIP Code96720
AddressDEPARTMENT OF WATER SUPPLY
OrganizationOKAMOTO, KEITH K.
Phone808-961-8050

Population & Service

Population Served1,226
Service Connections454

Drinking Water Violations (57)

This water system has 57 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule
Jul 1, 2001 — Surface Water Treatment Rule TT Yes No — — — Resolved Aug 25, 2009 Surface Water Treatment Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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