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MAUNALOA-KALUAKOI

Hawaii — Community Water System — PWSID: HI0000231

System Information

PWSIDHI0000231
System NameMAUNALOA-KALUAKOI
System TypeCommunity Water System
Water SourceGround Water Purchased
Activity StatusActive
Owner TypePrivate
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedSep 10, 1979
Last ReportedDec 8, 2025

Location & Contact

StateHawaii
CityMAUNALOA
ZIP Code96770
AddressP.O. BOX 259
OrganizationSVETIN, TODD
Phone808-552-2390

Population & Service

Population Served1,000
Service Connections358

Drinking Water Violations (59)

This water system has 59 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
Oct 1, 2022 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Oct 1, 2022 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jan 1, 2016 Mar 31, 2016 TTHM MCL Yes No .08275 MG/L 0.080 mg/L .08 Resolved Mar 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Mar 31, 2016 TTHM MCL Yes No .08275 MG/L 0.080 mg/L .08 Resolved Mar 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Mar 31, 2016 TTHM MCL Yes No .08275 MG/L 0.080 mg/L .08 Resolved Mar 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2015 Sep 30, 2015 TTHM MCL Yes No .086 MG/L 0.080 mg/L — Resolved Sep 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2015 Sep 30, 2015 TTHM MCL Yes No .086 MG/L 0.080 mg/L — Resolved Sep 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2015 Sep 30, 2015 TTHM MCL Yes No .086 MG/L 0.080 mg/L — Resolved Sep 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Dec 31, 2008 CYANIDE MR No Yes — 0.2 mg/L — Resolved Dec 31, 2008 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2008 CYANIDE MR No Yes — 0.2 mg/L — Resolved Dec 31, 2008 Inorganic Chemicals
Jan 1, 2008 Dec 31, 2008 CYANIDE MR No Yes — 0.2 mg/L — Resolved Dec 31, 2008 Inorganic Chemicals
Jan 1, 2007 — Lead and Copper Rule MR No No — TT — Resolved Nov 30, 2010 Lead and Copper Rule
Jan 1, 2007 — Lead and Copper Rule MR No No — TT — Resolved Nov 30, 2010 Lead and Copper Rule
Jan 1, 2007 — Lead and Copper Rule MR No No — TT — Resolved Nov 30, 2010 Lead and Copper Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No — 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 CARBON, TOTAL TT Yes No — TT — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 CARBON, TOTAL TT Yes No — TT — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 CARBON, TOTAL TT Yes No — TT — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 1998 May 31, 1998 Coliform (TCR) MR No No — 5% of samples — Archived May 31, 1998 Total Coliform Rule
May 1, 1998 May 31, 1998 Coliform (TCR) MR No No — 5% of samples — Archived May 31, 1998 Total Coliform Rule
Aug 1, 1993 Aug 31, 1993 Surface Water Treatment Rule TT Yes No — — — Resolved Aug 31, 1993 Surface Water Treatment Rule
Aug 1, 1993 Aug 31, 1993 Surface Water Treatment Rule TT Yes No — — — Resolved Aug 31, 1993 Surface Water Treatment Rule
Jul 1, 1993 Jul 31, 1993 Surface Water Treatment Rule TT Yes No — — — Resolved Jul 31, 1993 Surface Water Treatment Rule
Jul 1, 1993 Jul 31, 1993 Surface Water Treatment Rule MR No No — — — Archived Jul 31, 1993 Surface Water Treatment Rule
Jul 1, 1993 Jul 31, 1993 Surface Water Treatment Rule TT Yes No — — — Resolved Jul 31, 1993 Surface Water Treatment Rule
Jul 1, 1993 Jul 31, 1993 Surface Water Treatment Rule MR No No — — — Archived Jul 31, 1993 Surface Water Treatment Rule
Jul 1, 1993 Jul 31, 1993 Surface Water Treatment Rule MR No No — — — Archived Jul 31, 1993 Surface Water Treatment Rule
Jun 30, 1993 Jul 29, 1993 Surface Water Treatment Rule TT Yes No — — — Resolved Jul 29, 1993 Surface Water Treatment Rule
Jun 1, 1993 Jun 30, 1993 Surface Water Treatment Rule MR No No — — — Archived Jun 30, 1993 Surface Water Treatment Rule
Jun 1, 1993 Jun 30, 1993 Surface Water Treatment Rule MR No No — — — Archived Jun 30, 1993 Surface Water Treatment Rule
Mar 1, 1990 Mar 31, 1990 Coliform (Pre-TCR) Other No No — — — Archived Mar 31, 1990 Total Coliform Rule
Mar 1, 1990 Mar 31, 1990 Coliform (Pre-TCR) Other No No — — — Archived Mar 31, 1990 Total Coliform Rule
Mar 1, 1990 Mar 31, 1990 Coliform (Pre-TCR) Other No No — — — Archived Mar 31, 1990 Total Coliform Rule
Jul 1, 1989 Jul 31, 1989 Coliform (Pre-TCR) Other No No — — — Archived Jul 31, 1989 Total Coliform Rule
Jan 1, 1989 Jan 31, 1989 Coliform (Pre-TCR) Other No No — — — Archived Jan 31, 1989 Total Coliform Rule
Jul 1, 1988 Jul 31, 1988 Coliform (Pre-TCR) Other No No — — — Archived Jul 31, 1988 Total Coliform Rule
Feb 1, 1987 Feb 28, 1987 Coliform (Pre-TCR) Other No No — — — Archived Feb 28, 1987 Total Coliform Rule
Mar 31, 1984 Jun 30, 1984 Coliform (Pre-TCR) Other No No — — — Archived Jun 30, 1984 Total Coliform Rule
Jan 31, 1984 Feb 29, 1984 Coliform (Pre-TCR) Other No No — — — Archived Feb 29, 1984 Total Coliform Rule
Aug 31, 1982 Sep 30, 1982 Coliform (Pre-TCR) Other No No — — — Archived Sep 30, 1982 Total Coliform Rule
Mar 31, 1982 Apr 30, 1982 Coliform (Pre-TCR) Other No No — — — Archived Apr 30, 1982 Total Coliform Rule
Mar 31, 1982 Jun 30, 1982 Other No No — — — Archived Jun 30, 1982 Miscellaneous Other Rules
Jan 31, 1982 Feb 28, 1982 Coliform (Pre-TCR) Other No No — — — Archived Feb 28, 1982 Total Coliform Rule
Sep 30, 1981 Dec 29, 1981 Coliform (Pre-TCR) Other No No — — — Archived Dec 29, 1981 Total Coliform Rule
Jul 31, 1981 Aug 30, 1981 Coliform (Pre-TCR) Other No No — — — Archived Aug 30, 1981 Total Coliform Rule
Jun 30, 1981 Sep 29, 1981 Coliform (Pre-TCR) Other No No — — — Archived Sep 29, 1981 Total Coliform Rule
Mar 31, 1981 Jun 30, 1981 Coliform (Pre-TCR) Other No No — — — Archived Jun 30, 1981 Total Coliform Rule
Feb 28, 1981 Mar 27, 1981 Coliform (Pre-TCR) Other No No — — — Archived Mar 27, 1981 Total Coliform Rule
Jan 31, 1981 Feb 28, 1981 Coliform (Pre-TCR) Other No No — — — Archived Feb 28, 1981 Total Coliform Rule
Dec 31, 1980 Jan 30, 1981 Coliform (Pre-TCR) Other No No — — — Archived Jan 30, 1981 Total Coliform 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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