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Mendenhall River near Auke Bay water level

River gauge, Mendenhall River, Alaska, United States

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Right now

Below flood stage

Water level

2.74ft Down 0.06 ft over the last 24 hours

Flow
1,160 cfs
Water temperature
37 °F
5 10 15 Highest onrecord 16.65 ft Minor floodstage 9.00 ft

History

History
34ftOct 16Oct 17Oct 19Oct 20Oct 2234ftOct 16Oct 19Oct 22
Water level Forecast Minor flood stage

The forecast expects the river to fall to 2.23 ft by Tuesday, October 20 at 04:00 PM. Issued Monday, October 19 at 01:43 PM by NOAA National Weather Service.

What this means

The Mendenhall River near Auke Bay is at 2.74 ft, in the normal range.

It is 6.26 ft below the flood stage of 9.00 ft.

It has dropped 0.06 ft over the past 24 hours. The forecast expects the river to fall to 2.23 ft by Tuesday, October 20 at 04:00 PM. In the last month it has stayed between 2.39 ft and 4.34 ft.

The water temperature at the gauge is 37 °F.

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

Key numbers

Highest on record
16.65 ftAugust 13, 2025
Forecast peak
2.37 ftWednesday, October 21 at 10:00 AM

Floating and fishing near Mendenhall River near Auke Bay

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

Flood stage here is 9.00 ft, 6.26 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.

What happens at each level

20.00 ft
This is an estimate of that water will flood into the backyards of homes along Gladstone St. Homes south of Mendenhall Loop Rd. will be inundated with flood waters as far east as N Loop Way. Significant flooding will impact homes and businesses on the west side of river. Water will be over Egan Dr in multiple sections of the valley making the road impassable. East of the river, most homes and businesses will be inundated with flood waters. Water will start to impact Mendenhall wastewater treatment plant.
19.00 ft
This is an estimate that water will be covering parts of Black Wolf Way, Pond Vista Dr as well as Slim Williams Way. Homes along Tournure St will start to be inundated. Flood waters will cover Egan Dr at Mendenhall Loop Rd while extending into the neighborhoods around Teslin St and Atlin Dr. Mendenhall Mall Rd will be completely covered in flood water. Significant flooding is expected for most businesses and homes on the west and east side of Mendenhall River near Egan Dr.
18.00 ft
This is an estimate that water will be covering Tournure St. Water will be on both sides of Back Loop Rd at the intersection of Mint Way and extending down the north side down to Chelsea Ct. Water will start to cover Mendenhall Loop Rd and Egan Dr. Water starts to flood business between Sherwood Ln and Bentwood Pl. Neighborhoods south of Egan Dr and east of Radcliffe Rd will see water in low lying areas. Water will be across portions of Crazy Horse Dr.
17.00 ft
This is an estimate that water will be overtopping the river banks and flooding into the homes around Wildmeadow Ln. Businesses in the Vintage Park Blvd area will be surrounded and potentially inundated by flood waters. Homes on Meadow Ln from Stikine St to Eagle St will be inundated with flood water. Water will be covering Tournure St from Riverside Dr to Columbia Blvd. Black Wolf Way and Pond Vista Dr will have water across the roads. All parts of View Dr will be covered by flood water.
16.00 ft
Water starts to overtop the bank and flood low lying areas near Wildmeadow Ln. Up to 0.5 feet of water will be in the intersection of Skaters Cabin Rd and Arctic Cir. Some backyards of homes between Tamarack Ct and Whitewater Ct will start to see flood waters along with water approaching River Rd near homes with low river banks and possibly flooding those homes. Water will start to flood backyards of homes on Meadow Ln and Stikine St.
15.00 ft
Major flooding of multiple homes along View Dr. Water will begin to approach a few homes along River Rd with low river banks with possible flooding of driveways and 1 to 2 feet of water in backyards. Up to 1 foot of water covering Riverside Dr at Tournure St and Mendenhall River School.
14.00 ft
The low section of road past 9374 View Dr will be significantly flooded and impassable. Water will begin to flow over the road from water flowing behind homes on the north side of View Dr. More homes along View Dr will begin to see moderate to major flooding. Locations on River Rd with low river banks will begin to see water approach driveways.
13.50 ft
Water starts to back up behind homes between Riverside Dr at Tournure St and Mendenhall River School. Locations on River Rd with low river banks will begin to see water inundate yards. Severe bank erosion along unreinforced river banks.
13.00 ft
The low section of road past 9374 View Dr will be flooded with 2 ft of water. Water begins to flow through some backyards of homes on the northside of View Dr and flood low lying areas. A few locations on View Dr will see depths of 1 to 2 feet of water in homes.
12.50 ft
2 to 4 feet of water in some backyards along Meander Way on the the river side of the HESCO levee.
12.00 ft
Significant bank erosion along unreinforced river banks. The low section of road past 9374 View Dr will be flooded with up to 0.5 feet of water. Some houses on the south side and the east end of View Dr will start to flood. Water begins to flood some backyards of homes on the northside of View Dr as well as other low lying areas. Back Loop Rd Bridge will be closed during outburst events.
11.50 ft
The low section of road past 9374 View Dr will begin to flood along with water approaching some homes towards the end of road.
2.74 ft
Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

RankLevelDate
116.65 ftAugust 13, 2025
215.99 ftAugust 6, 2024
314.97 ftAugust 5, 2023
414.71 ftAugust 13, 2026
511.99 ftJuly 1, 2016
611.85 ftJuly 11, 2014
711.56 ftAugust 14, 2021
811.55 ftAugust 1, 2020
911.18 ftSeptember 11, 1995
1010.92 ftJuly 19, 2018

Weather at the gauge

The forecast is not available right now.

Sunrise 07:47 AM Sunset 05:41 PM Daylight 9 hr, 54 min Waxing gibbous 71%

Map

Other gauges on the Mendenhall River

Gauge Level Compared with normal 24 hours Distance
Mendenhall River at Loop Road Bridge near Auke BayRiver gauge, Mendenhall River 40.99 ft No reference yet −0.19 ft 1.7 mi
Mendenhall River below Montana Creek near Auke BayRiver gauge, Mendenhall River 1.24 ft No reference yet +0.47 ft 3.7 mi
Mendenhall River at Brotherhood Branch at Auke BayRiver gauge, Mendenhall River 9.89 ft No reference yet +1.39 ft 4.2 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Lemon Creek near JuneauRiver gauge, Lemon Creek 813 cfs Very high ±0 6.1 mi
Antler River below Antler Lake near Auke BayRiver gauge, Antler River 31.24 ft Below flood stage −0.07 ft 30 mi
Taku River near JuneauRiver gauge, Taku River 32.80 ft Below flood stage −0.39 ft 32 mi

Questions and answers

What is flood stage for the Mendenhall River near Auke Bay?

The official flood stage is 9.00 ft. The level is currently 6.26 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 Mendenhall River near Auke Bay today?

On Oct 20, 2026, 01:00 PM AKDT, the water level was 2.74 ft. Down 0.06 ft over the last 24 hours.

Is Mendenhall River near Auke Bay rising or falling?

Down 0.06 ft over the last 24 hours.

Is the level of Mendenhall River near Auke Bay normal?

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

What is the highest water level ever recorded at Mendenhall River near Auke Bay?

The highest level on record is 16.65 ft on August 13, 2025.

Is Mendenhall River near Auke Bay expected to rise?

The forecast expects the river to fall to 2.23 ft by Tuesday, October 20 at 04:00 PM.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:15052500 (Agency page)
Coordinates
58.42940, -134.57456 (WGS84)
Vertical datum
NGVD29
Update interval
every 15 minutes
Licence
Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Water level 2.74 ft 2026-10-20 21:00 Provisional
Flow 1,160 cfs 2026-10-20 21:00 Provisional
Water temperature 37 °F 2026-10-20 21:00 Provisional

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How to cite

U.S. Geological Survey: Mendenhall River near Auke Bay (usgs:15052500). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/alaska/mendenhall-river-near-auke-bay

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.