MAUNALOA-KALUAKOI
Hawaii - Community Water System - PWSID: HI0000231
System Information
| PWSID | HI0000231 |
| System Name | MAUNALOA-KALUAKOI |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Sep 10, 1979 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Hawaii |
| City | MAUNALOA |
| ZIP Code | 96770 |
| Address | P.O. BOX 259 |
| Organization | SVETIN, TODD |
| Phone | 808-552-2390 |
Population & Service
| Population Served | 1,000 |
| Service Connections | 358 |
Drinking Water Violations (140)
This water system has 140 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 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Oct 1, 2022 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Jan 1, 2016 | Mar 31, 2016 | MCL | Yes | No | .08275 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2016 | - | |
| Jan 1, 2016 | Mar 31, 2016 | MCL | Yes | No | .08275 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2016 | - | |
| Jan 1, 2016 | Mar 31, 2016 | MCL | Yes | No | .08275 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2016 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | .086 MG/L | 0.080 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | .086 MG/L | 0.080 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | .086 MG/L | 0.080 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2008 | - | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2008 | - | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2008 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Nov 30, 2010 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Nov 30, 2010 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Nov 30, 2010 | - | |
| Jan 1, 2007 | Jan 31, 2007 | TT | Yes | No | - | - | - | Archived | Jan 31, 2007 | - | |
| Jan 1, 2007 | Jan 31, 2007 | TT | Yes | No | - | - | - | Archived | Jan 31, 2007 | - | |
| Jan 1, 2007 | Jan 31, 2007 | TT | Yes | No | - | - | - | Archived | Jan 31, 2007 | - | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Oct 1, 2005 | Dec 31, 2005 | MCL | Yes | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Jul 1, 2005 | Sep 30, 2005 | TT | Yes | No | - | TT | - | Resolved | Sep 30, 2005 | - | |
| Jul 1, 2005 | Sep 30, 2005 | TT | Yes | No | - | TT | - | Resolved | Sep 30, 2005 | - | |
| Jul 1, 2005 | Sep 30, 2005 | TT | Yes | No | - | TT | - | Resolved | Sep 30, 2005 | - | |
| Jan 1, 2000 | Dec 8, 2003 | MR | No | Yes | - | 15 pCi/L | - | Archived | Dec 8, 2003 | - | |
| May 1, 1998 | May 31, 1998 | MR | No | No | - | 5% of samples | - | Archived | May 31, 1998 | - | |
| May 1, 1998 | May 31, 1998 | MR | No | No | - | 5% of samples | - | Archived | May 31, 1998 | - | |
| May 1, 1998 | May 31, 1998 | MR | No | No | - | 5% of samples | - | Archived | May 31, 1998 | - | |
| Sep 1, 1993 | Sep 30, 1993 | TT | Yes | No | - | - | - | Resolved | Sep 15, 1993 | - | |
| Sep 1, 1993 | Sep 30, 1993 | TT | Yes | No | - | - | - | Resolved | Sep 15, 1993 | - | |
| Sep 1, 1993 | Sep 30, 1993 | TT | Yes | No | - | - | - | Resolved | Sep 15, 1993 | - | |
| Aug 1, 1993 | Aug 31, 1993 | TT | Yes | No | - | - | - | Resolved | Aug 31, 1993 | - | |
| Aug 1, 1993 | Aug 31, 1993 | TT | Yes | No | - | - | - | Resolved | Aug 31, 1993 | - | |
| Aug 1, 1993 | Aug 31, 1993 | TT | Yes | No | - | - | - | Resolved | Aug 31, 1993 | - | |
| Aug 1, 1993 | Aug 31, 1993 | TT | Yes | No | - | - | - | Resolved | Aug 31, 1993 | - | |
| Jul 1, 1993 | Jul 31, 1993 | TT | Yes | No | - | - | - | Resolved | Jul 31, 1993 | - | |
| Jul 1, 1993 | Jul 31, 1993 | TT | Yes | No | - | - | - | Resolved | Jul 31, 1993 | - | |
| Jul 1, 1993 | Jul 31, 1993 | TT | Yes | No | - | - | - | Resolved | Jul 31, 1993 | - | |
| Jul 1, 1993 | Jul 31, 1993 | TT | Yes | No | - | - | - | Resolved | Jul 31, 1993 | - | |
| Jul 1, 1993 | Jul 31, 1993 | MR | No | No | - | - | - | Archived | Jul 31, 1993 | - | |
| Jul 1, 1993 | Jul 31, 1993 | MR | No | No | - | - | - | Archived | Jul 31, 1993 | - | |
| Jul 1, 1993 | Jul 31, 1993 | MR | No | No | - | - | - | Archived | Jul 31, 1993 | - | |
| Jun 30, 1993 | Jul 29, 1993 | TT | Yes | No | - | - | - | Resolved | Jul 29, 1993 | - | |
| Jun 30, 1993 | Jul 29, 1993 | TT | Yes | No | - | - | - | Resolved | Jul 29, 1993 | - | |
| Jun 30, 1993 | Jul 29, 1993 | TT | Yes | No | - | - | - | Resolved | Jul 29, 1993 | - | |
| Jun 30, 1993 | Jul 29, 1993 | TT | Yes | No | - | - | - | Resolved | Jul 29, 1993 | - | |
| Jun 1, 1993 | Jun 30, 1993 | MR | No | No | - | - | - | Archived | Jun 30, 1993 | - | |
| Jun 1, 1993 | Jun 30, 1993 | MR | No | No | - | - | - | Archived | Jun 30, 1993 | - | |
| Jun 1, 1993 | Jun 30, 1993 | MR | No | No | - | - | - | Archived | Jun 30, 1993 | - | |
| Mar 1, 1990 | Mar 31, 1990 | Other | No | No | - | - | - | Archived | Mar 31, 1990 | - |
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.