IFS: Huelo-Region East Maui Instream Flow Standards
Instream Flow Standards: Hydrologic Units of Ho‘olawa (6035), Waipi‘o (6036), Hoalua (6038), Hanawana (6039), Kailua (6040), Nailiilihaele (6041), Puehu (6042), Oopuola (6043), Ka‘aiea (6044), Punalu‘u (6045), and Kōlea (6046)
The Commission on Water Resource Management is preparing to amend the interim instream flow standards for eleven non-petitioned streams in East Maui. Provided below are Draft Instream Flow Standard Assessment Reports for each of the eleven hydrologic units. These reports, prepared by the Commission staff, will serve as supporting documentation in a future interim instream flow standard recommendation to the Commission. Please take some time to review the reports and provide the Commission staff with any additional information for inclusion.
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West Kolea Stream above Wailoa Ditch. The Kolea hydrologic unit is the easternmost boundary for these eleven streams under consideration for amendment. |
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Oopuola Stream at the Center Ditch Intake. |
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An inland waterfall located along Kailua Stream, just above the Haiku Ditch intake. |
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Ho‘olawa Stream at Haiku Ditch. The Ho‘olawa hydrologic unit forms the western most boundary for these eleven stream under consideration for amendment. |
Hearing Schedule
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Date
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Action
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Information Updates
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Date
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Action
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| Nov. 15, 2022 |
The Commission took action on the Petition to Amend Interim Instream Flow Standard for Huelo-Region Surface Water Hydrologic Units to Reserve a Portion of the Flow for the Department of Hawaiian Home Lands Reservation, East Maui.
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| Nov. 2022 |
Instream Flow Standard Assessment Reports:
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| Sep. 20, 2022 |
The Commission is briefed on the Proposed Interim Instream Flow Standard for Huelo Streams & Department of Hawaiian Home Lands Reservation, East Maui |
| Aug. 16, 2022 |
The Commission is briefed on an Analysis of Non-Instream Water Uses Relying on Water from East Maui Streams |
| Jul. 19, 2022 |
The Commission: 1) is briefed on a Summary of Current Instream Uses and Stream Diversions in the Huelo Region of East Maui; and 2) approved an extension request for Action on the Sierra Club’s Petition to Amend Instream Flow Standards for Kōlea, Punalu‘u, Ka‘aiea, ‘O‘opuola, Puehu, Naili‘iliha‘ele, Kailua, Hanawana, Hoalua, Waipi‘o, Mokupapa, and Ho‘olawa Streams, East Maui |
| Jun. 2022 |
The Commission releases its report, “Low-Flow Characteristics and Surface Water Availability in East Maui, Hawai‘i”, by Dr. Ayron Strauch |
| Sep. 28, 2021 |
Commission receives Petition to Amend Instream Flow Standard, filed by Sierra Club, for Surface Water Hydrologic Units of Ho‘olawa (6035), Waipi‘o (6036), Hoalua (6038), Hanawana (6039), Kailua (6041), Nailiilihaele (6041), Puehu (6042), Oopuola (6043), Kaaiea (6044), Punalu‘u (6045), and Kōlea (6046) |
| Feb. 2021 |
Draft Instream Flow Standard Assessment Reports:
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References
- Open-File Report 2012-1115
Measurements of Seepage Losses and Gains, East Maui Irrigation Diversion System, Maui, Hawaiʻi
By Cheng, C.L. - Water-Resources Investigations Report 99-4090
Ground-Water Occurrence and Contribution to Streamflow, Northeast Maui, Hawaii
By Gingerich, S.B. - Water-Resources Investigations Report 98-4142
Ground Water and Surface Water in the Haiku Area, East Maui, Hawaii
By Gingerich, S.B