Honouliuli Str at H-1 Freeway near Waipahu, Oahu water level

Name: Honouliuli Str at H-1 Freeway near Waipahu, 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, Honouliuli Str, Hawaii, United States

Directions

Normal for mid-October

Water level

5.31ft Up 0.11 ft over the last 24 hours

Measured Oct 20, 2026, 11:20 PM HST (12 min ago)

Flow: 3.6 cfs

History

7 days

Water level

What this means

The Honouliuli Str at H-1 Freeway near Waipahu, Oahu is at 5.31 ft, in the normal range for mid-October.

It has risen 0.11 ft over the past 24 hours. In the last month it has stayed between 5.19 ft and 5.32 ft.

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

Compared with 5 years of daily readings for this time of year. How to read levels

Floating and fishing near Honouliuli Str at H-1 Freeway near Waipahu, Oahu

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

Weather at the gauge

Rain in the last 3 days: 0.12 in. Rain that falls upstream can take hours or days to show up at a river gauge.

20 Tue 84° 73° 0.02 in, 93% Wind 15 mph

21 Wed 85° 70° – Wind 11 mph

22 Thu 84° 68° 0.13 in, 44% Wind 7 mph

23 Fri 85° 66° 0.00 in, 20% Wind 8 mph

24 Sat 86° 68° – Wind 8 mph

25 Sun 82° 69° – Wind 8 mph

26 Mon 84° 66° – Wind 7 mph

Forecast: Open-Meteo

Sunrise 06:31 AM Sunset 06:04 PM Daylight 11 hr, 33 min Waxing gibbous 76%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Waikele Str at Waipahu, OahuRiver gauge, Waikele Str	2.16 ft	Below flood stage	+0.05 ft	2.2 mi
Wahiawa Reservoir at Spillway at Wahiawa, OahuReservoir, Wahiawa Reservoir	55.69 ft	Very low	+0.40 ft	8 mi
SF Kaukonahua Str at E pump, near Wahiawa, OahuRiver gauge, SF Kaukonahua Str	1.76 ft	Below flood stage	−0.21 ft	8 mi
Kaukonahua Stream below Wahiawa Reservoir, OahuRiver gauge, Kaukonahua Stream	51.3 cfs	Normal	+18.4 cfs	8 mi
Wahiawa Ditch at Wahiawa, OahuCanal gauge, Wahiawa Ditch	10.1 cfs	Normal	+0.8 cfs	8 mi
N. Halawa Str near Quar. Stn. at Halawa, OahuRiver gauge, N. Halawa Str	2.86 ft	Below flood stage	−0.05 ft	9 mi
N. Halawa Str near Honolulu, OahuRiver gauge, N. Halawa Str	6.42 ft	Below flood stage	−0.08 ft	9 mi
Ku Tree Reservoir near Wahiawa, OahuReservoir, Ku Tree Reservoir	17.19 ft	Low	±0	9 mi

Questions and answers

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 Honouliuli Str at H-1 Freeway near Waipahu, Oahu today?

On Oct 20, 2026, 11:20 PM HST, the water level was 5.31 ft. Up 0.11 ft over the last 24 hours.

Is Honouliuli Str at H-1 Freeway near Waipahu, Oahu rising or falling?

Up 0.11 ft over the last 24 hours.

Is the level of Honouliuli Str at H-1 Freeway near Waipahu, Oahu normal?

Normal for mid-October. Compared with 5 years of daily readings for this time of year.

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:16212490 (Agency page)
Coordinates: 21.37813, -158.04478 (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	5.31 ft	2026-10-21 09:20	Provisional
Flow	3.6 cfs	2026-10-21 09:20	Provisional

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How to cite

U.S. Geological Survey: Honouliuli Str at H-1 Freeway near Waipahu, Oahu (usgs:16212490). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/hawaii/honouliuli-str-at-h-1-freeway-near-waipahu-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