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Kashwitna River near Willow

Highest listed crest 179.70 ftFlood stage 176.0 ft7 crests since 2012

The Kashwitna River near Willow crested above flood stage 1 time among the 7 crests the National Weather Service lists from 2012 to 2021. The highest, 179.70 ft on September 21, 2012, was moderate flooding, 3.70 feet above flood stage.

The gauge

Highest listed crest
179.70 ft
September 21, 2012; 18,900 cubic feet per second
Flood stage
176.0 ft
No major stage set
Crests at major
0
1 above flood stage
Most recent flood crest
September 21, 2012
179.70 ft, moderate flooding
Identifiers
NWS KRWA2
USGS 15293200; out of service

Flood stages

The thresholds the National Weather Service uses for this gauge today, and how many listed crests reached each.

Flood categories, Kashwitna River near Willow
Action stage174.53Sep 13, 2016The level at which the NWS or its partners begin to take action
Flood stage (minor)176.00—Minimal or no property damage, but possibly some public threat
Moderate flood stage178.01Sep 21, 2012Some inundation of structures and roads near the stream

Every listed crest

7 crests from 2012 to 2021. Filled: at or above flood stage. Hover a crest for its date and stage.

Listed crests at the Kashwitna River near Willow, 2012 to 2021 172174176178180ft Flood stage 176.0 ft Sep 21, 2012: 179.70 ft, moderate flooding; 18,900 cubic feet per secondJun 18, 2013: 175.29 ft, action stage; 4,940 cubic feet per secondJul 7, 2014: 174.25 ft, below flood stage; 3,070 cubic feet per secondSep 29, 2015: 175.22 ft, action stage; 5,110 cubic feet per secondSep 13, 2016: 175.47 ft, action stage; 5,880 cubic feet per secondJul 9, 2017: 173.80 ft, below flood stage; 3,040 cubic feet per secondAug 28, 2021: 174.32 ft, below flood stage Highest, 179.70 ft, Sep 21, 2012 20152020

Crests at or above flood stage, by decade

Crests at or above flood stage per decade, Kashwitna River near Willow 2010s: 1 1 2020s: 0 2010s2020s
  1. These are the crests the local National Weather Service office lists for the gauge: the highest on record and recent crests. Lesser floods between them may be missing, so counts by decade are a floor.
  2. Categories use today's flood stages. Levees, dams and channel changes since a crest can make old and new stages not directly comparable.

Highest crests

Highest listed crests, Kashwitna River near Willow
1Sep 21, 2012179.70+3.70Moderate18,900
2Sep 13, 2016175.47−0.53Action5,880
3Jun 18, 2013175.29−0.71Action4,940
4Sep 29, 2015175.22−0.78Action5,110
5Aug 28, 2021174.32−1.68Below flood stage—
6Jul 7, 2014174.25−1.75Below flood stage3,070
7Jul 9, 2017173.80−2.20Below flood stage3,040

Other gauges in Matanuska-Susitna Borough

Flood gauges in Matanuska-Susitna Borough
Chelatna Lake near Lake Outlet3.34.29 ft, Sep 24, 20120
Hatcher Pass Rd Bridge10.012.45 ft, Sep 21, 20120
Parks Hwy Bridge near Houston11.013.95 ft, Sep 22, 20122
Palmer6.59.00 ft, Aug 19, 20062
Paxson6.58.24 ft, Aug 11, 19710
Parks Highway Bridge9.011.30 ft, Oct 10, 19861
Oilwell Road near Trapper Creek16.519.05 ft, Jul 23, 20260
Palmer17.517.96 ft, Aug 7, 20180
Skwentna42.043.96 ft, Jun 25, 20120
Gold Creek14.018.30 ft, Jun 15, 19620
Denali12.513.32 ft, Aug 10, 19710
Alaska Railroad Bridge 227.1 at Talkeetna13.016.55 ft, Oct 11, 19862
Talkeetna12.517.38 ft, Oct 11, 19862
Parks Highway near Willow10.013.86 ft, Oct 11, 19863
Willow5.99.01 ft, Oct 11, 19865
Lake Creek20.522.54 ft, Aug 30, 20250

Matanuska-Susitna Borough: every hazard · River floods across the country · Alaska

NOAA National Water Prediction Service, gauge KRWA2, retrieved October 30, 2026. Stages in feet on the gauge's own datum, not elevation. Crests are as the National Weather Service lists them; preliminary values may be revised.