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Hydrograph River at a Glance Download
Kashwitna River near Willow Stage (ft)Flow (kcfs)Observed: 171.41 ft at 10:55AM May 16, 2022Observed: 171.36 ft at 11:55AM May 16, 2022Observed: 171.45 ft at 12:55PM May 16, 2022Observed: 171.44 ft at 1:55PM May 16, 2022Observed: 171.45 ft at 2:55PM May 16, 2022Observed: 171.35 ft at 3:55PM May 16, 2022Observed: 171.52 ft at 4:55PM May 16, 2022Observed: 171.52 ft at 5:55PM May 16, 2022Observed: 171.49 ft at 6:55PM May 16, 2022Observed: 171.55 ft at 7:55PM May 16, 2022Observed: 171.54 ft at 8:55PM May 16, 2022Observed: 171.62 ft at 9:55PM May 16, 2022Observed: 171.61 ft at 10:55PM May 16, 2022Observed: 171.65 ft at 11:55PM May 16, 2022Observed: 171.68 ft at 12:55AM May 17, 2022Observed: 171.71 ft at 1:55AM May 17, 2022Observed: 171.7 ft at 2:55AM May 17, 2022Observed: 171.71 ft at 3:55AM May 17, 2022Observed: 171.72 ft at 4:55AM May 17, 2022Observed: 171.68 ft at 5:55AM May 17, 2022Observed: 171.37 ft at 6:55AM May 17, 2022Observed: 171.55 ft at 7:55AM May 17, 2022Observed: 171.23 ft at 8:55AM May 17, 2022Observed: 171.23 ft at 9:55AM May 17, 2022Observed: 171.36 ft at 10:55AM May 17, 2022Observed: 171.37 ft at 11:55AM May 17, 2022Observed: 171.39 ft at 12:55PM May 17, 2022Observed: 171.35 ft at 1:55PM May 17, 2022Observed: 171.42 ft at 2:55PM May 17, 2022Observed: 171.45 ft at 3:55PM May 17, 2022Observed: 171.57 ft at 4:55PM May 17, 2022Observed: 171.58 ft at 5:55PM May 17, 2022Observed: 171.59 ft at 6:55PM May 17, 2022Observed: 171.57 ft at 7:55PM May 17, 2022Observed: 171.56 ft at 8:55PM May 17, 2022Observed: 171.71 ft at 9:55PM May 17, 2022Observed: 171.73 ft at 10:55PM May 17, 2022Observed: 171.77 ft at 11:55PM May 17, 2022Observed: 171.73 ft at 12:55AM May 18, 2022Observed: 171.78 ft at 1:55AM May 18, 2022Observed: 171.8 ft at 2:55AM May 18, 2022Observed: 171.8 ft at 3:55AM May 18, 2022Observed: 171.79 ft at 4:55AM May 18, 2022Observed: 171.79 ft at 5:55AM May 18, 2022Observed: 171.79 ft at 6:55AM May 18, 2022Observed: 171.7 ft at 7:55AM May 18, 2022Observed: 171.56 ft at 8:55AM May 18, 2022Observed: 171.44 ft at 9:55AM May 18, 2022Observed: 171.46 ft at 10:55AM May 18, 2022Observed: 171.44 ft at 11:55AM May 18, 2022Observed: 171.47 ft at 12:55PM May 18, 2022Observed: 171.5 ft at 1:55PM May 18, 2022Observed: 171.45 ft at 2:55PM May 18, 2022Observed: 171.49 ft at 3:55PM May 18, 2022Observed: 171.63 ft at 4:55PM May 18, 2022Observed: 171.66 ft at 5:55PM May 18, 2022Observed: 171.69 ft at 6:55PM May 18, 2022Observed: 171.64 ft at 7:55PM May 18, 2022Observed: 171.7 ft at 8:55PM May 18, 2022Observed: 171.83 ft at 9:55PM May 18, 2022Observed: 171.79 ft at 10:55PM May 18, 2022Observed: 171.82 ft at 11:55PM May 18, 2022Observed: 171.87 ft at 12:55AM May 19, 2022Observed: 171.85 ft at 1:55AM May 19, 2022Observed: 171.86 ft at 2:55AM May 19, 2022Observed: 171.9 ft at 3:55AM May 19, 2022Observed: 171.9 ft at 4:55AM May 19, 2022Observed: 171.81 ft at 5:55AM May 19, 2022Observed: 171.49 ft at 6:55AM May 19, 2022Observed: 171.5 ft at 7:55AM May 19, 2022Observed: 171.44 ft at 8:55AM May 19, 2022Observed: 171.44 ft at 9:55AM May 19, 2022Observed: 171.54 ft at 10:55AM May 19, 2022Observed: 171.54 ft at 11:55AM May 19, 2022Observed: 171.53 ft at 12:55PM May 19, 2022Observed: 171.5 ft at 1:55PM May 19, 2022Observed: 171.51 ft at 2:55PM May 19, 2022Observed: 171.54 ft at 3:55PM May 19, 2022Observed: 171.74 ft at 4:55PM May 19, 2022Observed: 171.67 ft at 5:55PM May 19, 2022Observed: 171.79 ft at 6:55PM May 19, 2022Observed: 171.7 ft at 7:55PM May 19, 2022Observed: 171.66 ft at 8:55PM May 19, 2022Observed: 171.89 ft at 9:55PM May 19, 2022Observed: 171.89 ft at 10:55PM May 19, 2022Observed: 171.96 ft at 11:55PM May 19, 2022Observed: 171.96 ft at 12:55AM May 20, 2022Observed: 171.98 ft at 1:55AM May 20, 2022Observed: 172 ft at 2:55AM May 20, 2022Observed: 172.02 ft at 3:55AM May 20, 2022Observed: 172 ft at 4:55AM May 20, 2022Observed: 171.93 ft at 5:55AM May 20, 2022Observed: 171.69 ft at 6:55AM May 20, 2022Observed: 171.59 ft at 7:55AM May 20, 2022Observed: 171.59 ft at 8:55AM May 20, 2022Observed: 171.61 ft at 9:55AM May 20, 2022Observed: 171.7 ft at 10:55AM May 20, 2022Observed: 171.68 ft at 11:55AM May 20, 2022Observed: 171.71 ft at 12:55PM May 20, 2022Observed: 171.72 ft at 1:55PM May 20, 2022Observed: 171.69 ft at 2:55PM May 20, 2022Observed: 171.71 ft at 3:55PM May 20, 2022Observed: 171.9 ft at 4:55PM May 20, 2022Observed: 171.87 ft at 5:55PM May 20, 2022Observed: 171.89 ft at 6:55PM May 20, 2022Observed: 171.93 ft at 7:55PM May 20, 2022Observed: 171.96 ft at 8:55PM May 20, 2022Observed: 172.06 ft at 9:55PM May 20, 2022Observed: 172.05 ft at 10:55PM May 20, 2022Observed: 172.13 ft at 11:55PM May 20, 2022Observed: 172.14 ft at 12:55AM May 21, 2022Observed: 172.18 ft at 1:55AM May 21, 2022Observed: 172.19 ft at 2:55AM May 21, 2022Observed: 172.16 ft at 3:55AM May 21, 2022Observed: 172.17 ft at 4:55AM May 21, 2022Observed: 172.04 ft at 5:55AM May 21, 2022Observed: 172 ft at 6:55AM May 21, 2022Observed: 171.72 ft at 7:55AM May 21, 2022Observed: 171.76 ft at 8:55AM May 21, 2022Observed: 171.8 ft at 9:55AM May 21, 2022Observed: 171.88 ft at 10:55AM May 21, 2022Observed: 171.87 ft at 11:55AM May 21, 2022Observed: 171.89 ft at 12:55PM May 21, 2022Observed: 171.92 ft at 1:55PM May 21, 2022Observed: 171.96 ft at 2:55PM May 21, 2022Observed: 171.92 ft at 3:55PM May 21, 2022Observed: 172.1 ft at 4:55PM May 21, 2022Observed: 172.12 ft at 5:55PM May 21, 2022Observed: 172.13 ft at 6:55PM May 21, 2022Observed: 172.07 ft at 7:55PM May 21, 2022Observed: 172.06 ft at 8:55PM May 21, 2022Observed: 172.21 ft at 9:55PM May 21, 2022Observed: 172.22 ft at 10:55PM May 21, 2022Observed: 172.3 ft at 11:55PM May 21, 2022Observed: 172.27 ft at 12:55AM May 22, 2022Observed: 172.25 ft at 1:55AM May 22, 2022Observed: 172.24 ft at 2:55AM May 22, 2022Observed: 172.29 ft at 3:55AM May 22, 2022Observed: 172.27 ft at 4:55AM May 22, 2022Observed: 172.13 ft at 5:55AM May 22, 2022Observed: 171.88 ft at 6:55AM May 22, 2022Observed: 172.12 ft at 7:55AM May 22, 2022Observed: 172.01 ft at 8:55AM May 22, 2022Observed: 171.95 ft at 9:55AM May 22, 2022Observed: 172 ft at 10:55AM May 22, 2022Observed: 172 ft at 11:55AM May 22, 2022Observed: 172.03 ft at 12:55PM May 22, 2022Observed: 172.06 ft at 1:55PM May 22, 2022Observed: 171.93 ft at 2:55PM May 22, 2022Observed: 171.98 ft at 3:55PM May 22, 2022Observed: 172.11 ft at 4:55PM May 22, 2022Observed: 172.18 ft at 5:55PM May 22, 2022Observed: 172.2 ft at 6:55PM May 22, 2022Observed: 172.14 ft at 7:55PM May 22, 2022Observed: 172.21 ft at 8:55PM May 22, 2022Observed: 172.23 ft at 9:55PM May 22, 2022Observed: 172.29 ft at 10:55PM May 22, 2022Observed: 172.3 ft at 11:55PM May 22, 2022Observed: 172.32 ft at 12:55AM May 23, 2022Highest Observation: 172.38 ft at 1:55AM May 23, 2022Observed: 172.34 ft at 2:55AM May 23, 2022Observed: 172.31 ft at 3:55AM May 23, 2022Observed: 172.33 ft at 4:55AM May 23, 2022Observed: 172.27 ft at 5:55AM May 23, 2022Observed: 172.05 ft at 6:55AM May 23, 2022Observed: 171.99 ft at 7:55AM May 23, 2022Observed: 172.09 ft at 8:55AM May 23, 2022Observed: 172.11 ft at 9:55AM May 23, 2022USGS Streambed Scour at Bridges in AlaskaKRWA2(plotting HGIRR) Graph Created (10:47AM May 23, 2022)ObservedLatest observed value: 172.11 ft at 9:55 AM AKDT 23-May-2022. Flood Stage is 176 ft
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Tabular Data (UTC)
Tabular Data (AKDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Gage data do not meet the quality standards of USGS gages.

NOTE: Forecasts are not available for the Kashwitna River near Willow. Only observed stages are available for this point.

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Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 178
Flood Stage: 176
Action Stage: 174.5
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:15
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Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
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Photos
(1) Looking Downstream on 6/17/2019
(2) Looking Upstream on 6/17/2019
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Latitude: 61.925864° N, Longitude: 150.073075° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 176 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:

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NWS Information
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Anchorage Weather Forecast Office
6930 Sand Lake Road
Anchorage, AK 99502
(907) 266-5160
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Page last modified: 2-Nov-2020 7:26 PM
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