Molokai HUC8 20050000
A 1,672 km² sub-basin of the Hawaii region in HI. Drought coverage is from the US Drought Monitor (map of 2026-09-01); streamflow classes place each USGS gauge's latest reading against its own day-of-year record.
Health score
69
Moderate
Drought index
22
Abnormally dry
Area in D2+
0%
0% exceptional (D4)
Gauges below normal
20%
of 5 reporting
Median flow
609%
p89 of record
Water assets
283
14 springs · 163 wells
USGS gauges (7)
- Kaunakakai Gulch at altitude 75 feet, Molokai, HI164142000 cfsp10 · below normal
- Waikolu Str blw pipe nr Kalaupapa, Molokai, HI1640800012 cfsp74 · normal
- Halawa Stream near Halawa, Molokai, HI1640000067 cfsp89 · above normal
- EF Kawela Gulch nr Kamalo, Molokai, HI164150007 cfsp98 · much above normal
- Kawela Gulch near Moku, Molokai, HI164156006 cfsp100 · much above normal
- Waihanau Stream nr Kalaupapa, Molokai, HI164090003 cfsno long-term record
- LB Honoulimaloo Str US diversion, Molokai, HI164178001 cfsno long-term record
Recent conditions
| Date | DSCI | D2+ % | Gauges low | Flow pct |
|---|---|---|---|---|
| 2026-09-07 | 22 | 0 | 1/5 | p89 |
Top water assets
- 67Ef Kawela Gulch Nr Kamalo, Molokai, Hiriver
- 66Kualapuu Reservoirreservoir
- 65Waikolu Str Blw Pipe Nr Kalaupapa, Molokai, Hiriver
- 65Halawa Stream Near Halawa, Molokai, Hiriver
- 64Waihanau Stream Nr Kalaupapa, Molokai, Hiriver
- 62Kawela Gulch Near Moku, Molokai, Hiriver
- 47Lb Honoulimaloo Str Us Diversion, Molokai, Hiriver
- 474-0800-01 Kualapuu Deep Monitor Well, Molokai, HIwell
- 474-0801-02 Kauluwai 2, Molokai, HIwell
- 464-0456-18 Kawela (DW2A), Molokai, HIwell