MILILANI
Hawaii - Community Water System - PWSID: HI0000367
System Information
| PWSID | HI0000367 |
| System Name | MILILANI |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 7, 1985 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Hawaii |
| City | HONOLULU |
| ZIP Code | 96843 |
| Address | Honolulu Board of Water Supply |
| Organization | KAWATA, ERWIN |
| Phone | 808-748-5080 |
Population & Service
| Population Served | 50,573 |
| Service Connections | 11,915 |
Drinking Water Violations (42)
This water system has 42 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2000 | Apr 30, 2000 | MR | No | No | - | 5% of samples | - | Archived | Apr 30, 2000 | - | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | No | - | 5% of samples | - | Archived | Apr 30, 2000 | - | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | No | - | 5% of samples | - | Archived | Apr 30, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 5% of samples | - | Archived | Mar 31, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 5% of samples | - | Archived | Mar 31, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 5% of samples | - | Archived | Mar 31, 2000 | - | |
| Oct 1, 1999 | Dec 31, 1999 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1999 | - | |
| Oct 1, 1999 | Dec 31, 1999 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1999 | - | |
| Oct 1, 1999 | Dec 31, 1999 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1999 | - | |
| Jul 1, 1999 | Sep 30, 1999 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1999 | - | |
| Jul 1, 1999 | Sep 30, 1999 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1999 | - | |
| Jul 1, 1999 | Sep 30, 1999 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1999 | - | |
| Apr 1, 1999 | Jun 30, 1999 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1999 | - | |
| Apr 1, 1999 | Jun 30, 1999 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1999 | - | |
| Apr 1, 1999 | Jun 30, 1999 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1999 | - | |
| Jan 1, 1999 | Mar 31, 1999 | MR | No | No | - | 5% of samples | - | Archived | Mar 31, 1999 | - | |
| Jan 1, 1999 | Mar 31, 1999 | MR | No | No | - | 5% of samples | - | Archived | Mar 31, 1999 | - | |
| Jan 1, 1999 | Mar 31, 1999 | MR | No | No | - | 5% of samples | - | Archived | Mar 31, 1999 | - | |
| Oct 1, 1998 | Dec 31, 1998 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1998 | - | |
| Oct 1, 1998 | Dec 31, 1998 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1998 | - | |
| Oct 1, 1998 | Dec 31, 1998 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1998 | - | |
| Jul 1, 1998 | Sep 30, 1998 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1998 | - | |
| Jul 1, 1998 | Sep 30, 1998 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1998 | - | |
| Jul 1, 1998 | Sep 30, 1998 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1998 | - | |
| Apr 1, 1998 | Jun 30, 1998 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1998 | - | |
| Apr 1, 1998 | Jun 30, 1998 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1998 | - | |
| Apr 1, 1998 | Jun 30, 1998 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1998 | - | |
| Jan 1, 1998 | Mar 31, 1998 | MR | No | No | - | 5% of samples | - | Archived | Mar 31, 1998 | - | |
| Jan 1, 1998 | Mar 31, 1998 | MR | No | No | - | 5% of samples | - | Archived | Mar 31, 1998 | - | |
| Jan 1, 1998 | Mar 31, 1998 | MR | No | No | - | 5% of samples | - | Archived | Mar 31, 1998 | - | |
| Oct 1, 1997 | Dec 31, 1997 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1997 | - | |
| Oct 1, 1997 | Dec 31, 1997 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1997 | - | |
| Oct 1, 1997 | Dec 31, 1997 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1997 | - | |
| Jul 1, 1997 | Sep 30, 1997 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1997 | - | |
| Jul 1, 1997 | Sep 30, 1997 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1997 | - | |
| Jul 1, 1997 | Sep 30, 1997 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1997 | - | |
| Apr 1, 1997 | Jun 30, 1997 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1997 | - | |
| Apr 1, 1997 | Jun 30, 1997 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1997 | - | |
| Apr 1, 1997 | Jun 30, 1997 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1997 | - | |
| Mar 1, 1997 | Mar 31, 1997 | MR | No | No | - | 5% of samples | - | Archived | Mar 31, 1997 | - | |
| Mar 1, 1997 | Mar 31, 1997 | MR | No | No | - | 5% of samples | - | Archived | Mar 31, 1997 | - | |
| Mar 1, 1997 | Mar 31, 1997 | MR | No | No | - | 5% of samples | - | Archived | Mar 31, 1997 | - |
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.