Kahana Str at alt 30 ft near Kahana, Oahu water level

Name: Kahana Str at alt 30 ft near Kahana, Oahu water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Kahana Str, Hawaii, United States

Directions

Below flood stage

Water level

4.61ft Down 0.07 ft over the last 24 hours

Measured Oct 20, 2026, 08:45 PM HST (53 min ago)

Flow: 26.8 cfs

History

7 days

Water level Minor flood stage

What this means

The Kahana Str at alt 30 ft near Kahana, Oahu is at 4.61 ft, in the normal range.

It is 5.39 ft below the flood stage of 10.00 ft.

It has dropped 0.07 ft over the past 24 hours. In the last month it has stayed between 4.61 ft and 4.95 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Judged against the official flood stage for this gauge. How to read levels

Floating and fishing near Kahana Str at alt 30 ft near Kahana, Oahu

Normal flows mean predictable rapids and good access at most put-ins.

Flood stage here is 10.00 ft, 5.39 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.

Weather at the gauge

Rain in the last 3 days: 0.69 in. Rain that falls upstream can take hours or days to show up at a river gauge.

17 Sat 80° 72° 0.41 in, 100% Wind 16 mph

18 Sun 81° 71° 0.81 in, 100% Wind 15 mph

19 Mon 81° 71° 0.41 in, 93% Wind 15 mph

20 Tue 80° 72° 0.14 in, 87% Wind 16 mph

21 Wed 78° 72° 0.28 in, 56% Wind 12 mph

22 Thu 81° 71° 0.04 in, 63% Wind 9 mph

23 Fri 83° 68° 0.03 in, 53% Wind 5 mph

Forecast: Open-Meteo

Sunrise 06:30 AM Sunset 06:03 PM Daylight 11 hr, 33 min Waxing gibbous 75%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Punaluu Str above Punaluu Ditch Intake, OahuRiver gauge, Punaluu Str	3.95 ft	Below flood stage	−0.01 ft	1.5 mi
Waikane Str at alt 75 ft at Waikane, OahuRiver gauge, Waikane Str	2.96 ft	Below flood stage	−0.01 ft	3.3 mi
Kaluanui Stream near Punaluu, OahuRiver gauge, Kaluanui Stream	3.82 ft	Below flood stage	+0.02 ft	3.5 mi
NF Kaukonahua Str above RB, near Wahiawa, OahuRiver gauge, NF Kaukonahua Str	1.79 ft	Below flood stage	−0.13 ft	4.4 mi
Waiahole Stream above Kamehameha Hwy, OahuRiver gauge, Waiahole Stream	9.42 ft	Below flood stage	±0	4.7 mi
Koolau Reservoir near Wahiawa, OahuReservoir, Koolau Reservoir	6.72 ft	Very high	+0.19 ft	7 mi
Waihee Str near Kahaluu, OahuRiver gauge, Waihee Str	2.91 ft	Below flood stage	−0.01 ft	7 mi
Ku Tree Reservoir near Wahiawa, OahuReservoir, Ku Tree Reservoir	17.19 ft	Low	±0	7 mi

Questions and answers

What is flood stage for the Kahana Str at alt 30 ft near Kahana, Oahu?

The official flood stage is 10.00 ft. The level is currently 5.39 ft below it.

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Kahana Str at alt 30 ft near Kahana, Oahu today?

On Oct 20, 2026, 08:45 PM HST, the water level was 4.61 ft. Down 0.07 ft over the last 24 hours.

Is Kahana Str at alt 30 ft near Kahana, Oahu rising or falling?

Down 0.07 ft over the last 24 hours. Steady over the last 7 days.

Is the level of Kahana Str at alt 30 ft near Kahana, Oahu normal?

Below flood stage. Judged against the official flood stage for this gauge.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:16296500 (Agency page)
Coordinates: 21.54061, -157.88256 (WGS84)
Vertical datum: LMSL
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	4.61 ft	2026-10-21 06:45	Provisional
Flow	26.8 cfs	2026-10-21 06:45	Provisional

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How to cite

U.S. Geological Survey: Kahana Str at alt 30 ft near Kahana, Oahu (usgs:16296500). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/hawaii/kahana-str-at-alt-30-ft-near-kahana-oahu

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer