Maui County Water Violations
Maui County in Hawaii has 37 active public water systems. Together, these systems have 6 health-based violations on record out of 74 total. Health-based violations indicate a contaminant exceeded EPA limits or required treatment was not performed.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Kailua | 90 | Groundwater | 5 | 1 |
| Lahaina | 20,065 | Surface Water | 4 | 1 |
| Maunaloa-Kaluakoi | 1,000 | Groundwater Purchased | 3 | 1 |
| Lower Kula | 3,522 | Surface Water | 2 | 1 |
| Makawao | 29,868 | Surface Water | 1 | 1 |
| Kahakuloa Water Co. | 150 | Groundwater | 1 | 1 |
| Lanai City | 3,200 | Groundwater | 43 | 0 |
| Hoolehua | 2,400 | Groundwater | 5 | 0 |
| Kaanapali | 8,000 | Groundwater | 2 | 0 |
| Kualapuu | 500 | Groundwater | 2 | 0 |
| Kalaupapa Nhp | 110 | Groundwater | 2 | 0 |
| Kipu | 80 | Groundwater Purchased | 2 | 0 |
| Haiku Town Water Association, Inc. | 20 | Groundwater | 2 | 0 |
| Wailuku | 74,511 | Surface Water | 0 | 0 |
| Upper Kula | 7,686 | Surface Water | 0 | 0 |
| Kapalua | 4,200 | Groundwater | 0 | 0 |
| Kaunakakai | 3,702 | Groundwater | 0 | 0 |
| Kipahulu | 2,000 | Groundwater | 0 | 0 |
| Hana | 1,284 | Groundwater | 0 | 0 |
| Haleakala National Park | 1,200 | Groundwater | 0 | 0 |
| Ualapue | 1,119 | Groundwater | 0 | 0 |
| Hana Water Systems - South | 816 | Groundwater | 0 | 0 |
| Mahanalua Nui Subdivison | 606 | Groundwater | 0 | 0 |
| Kawela Plantation | 553 | Groundwater | 0 | 0 |
| Kalae | 360 | Groundwater Purchased | 0 | 0 |
| Keanae | 270 | Groundwater | 0 | 0 |
| Hana Water Systems - North | 160 | Groundwater | 0 | 0 |
| Nahiku | 107 | Groundwater | 0 | 0 |
| Olowalu | 100 | Groundwater | 0 | 0 |
| Maunaolu Plantation | 100 | Groundwater | 0 | 0 |
| Consolidated Baseyards | 90 | Groundwater | 0 | 0 |
| Kula Nani | 80 | Surface Water Purchased | 0 | 0 |
| Maui Business Park Phase II | 63 | Groundwater | 0 | 0 |
| West Kuiaha Meadows | 60 | Groundwater | 0 | 0 |
| Honokohau | 42 | Groundwater Purchased | 0 | 0 |
| Baldwin Ranch Estates | 32 | Groundwater | 0 | 0 |
| Maui Highlands | 26 | Groundwater | 0 | 0 |