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Hydrograph River at a Glance Download
Anchor River at Anchor Point Stage (ft)Observed: 10.3 ft at 6:00PM Jul 29, 2020Observed: 10.31 ft at 7:00PM Jul 29, 2020Observed: 10.29 ft at 8:00PM Jul 29, 2020Observed: 10.24 ft at 9:00PM Jul 29, 2020Observed: 10.21 ft at 10:00PM Jul 29, 2020Observed: 10.19 ft at 11:00PM Jul 29, 2020Observed: 10.13 ft at 12:00AM Jul 30, 2020Observed: 10.09 ft at 1:00AM Jul 30, 2020Observed: 10.08 ft at 2:00AM Jul 30, 2020Observed: 10.09 ft at 3:00AM Jul 30, 2020Observed: 10.07 ft at 4:00AM Jul 30, 2020Observed: 10.05 ft at 5:00AM Jul 30, 2020Observed: 10.05 ft at 6:00AM Jul 30, 2020Observed: 10.05 ft at 7:00AM Jul 30, 2020Observed: 10.16 ft at 8:00AM Jul 30, 2020Observed: 10.28 ft at 9:00AM Jul 30, 2020Observed: 10.31 ft at 10:00AM Jul 30, 2020Observed: 10.25 ft at 11:00AM Jul 30, 2020Observed: 10.33 ft at 12:00PM Jul 30, 2020Observed: 10.34 ft at 1:00PM Jul 30, 2020Observed: 10.33 ft at 2:00PM Jul 30, 2020Observed: 10.29 ft at 3:00PM Jul 30, 2020Observed: 10.27 ft at 4:00PM Jul 30, 2020Observed: 10.2 ft at 10:00PM Jul 30, 2020Observed: 10.17 ft at 11:00PM Jul 30, 2020Observed: 10.18 ft at 12:00AM Jul 31, 2020Observed: 10.17 ft at 1:00AM Jul 31, 2020Observed: 10.19 ft at 2:00AM Jul 31, 2020Observed: 10.16 ft at 3:00AM Jul 31, 2020Observed: 10.16 ft at 4:00AM Jul 31, 2020Observed: 10.12 ft at 5:00AM Jul 31, 2020Observed: 10.1 ft at 6:00AM Jul 31, 2020Observed: 10.1 ft at 7:00AM Jul 31, 2020Observed: 10.15 ft at 8:00AM Jul 31, 2020Observed: 10.18 ft at 9:00AM Jul 31, 2020Observed: 10.21 ft at 10:00AM Jul 31, 2020Observed: 10.24 ft at 11:00AM Jul 31, 2020Observed: 10.23 ft at 12:00PM Jul 31, 2020Observed: 10.18 ft at 1:00PM Jul 31, 2020Observed: 10.18 ft at 2:00PM Jul 31, 2020Observed: 10.2 ft at 3:00PM Jul 31, 2020Observed: 10.22 ft at 4:00PM Jul 31, 2020Observed: 10.14 ft at 8:00PM Jul 31, 2020Observed: 10.16 ft at 9:00PM Jul 31, 2020Observed: 10.15 ft at 10:00PM Jul 31, 2020Observed: 10.15 ft at 11:00PM Jul 31, 2020Observed: 10.15 ft at 12:00AM Aug 01, 2020Observed: 10.15 ft at 1:00AM Aug 01, 2020Observed: 10.13 ft at 2:00AM Aug 01, 2020Observed: 10.13 ft at 3:00AM Aug 01, 2020Observed: 10.12 ft at 5:00AM Aug 01, 2020Observed: 10.15 ft at 6:00AM Aug 01, 2020Observed: 10.14 ft at 7:00AM Aug 01, 2020Observed: 10.14 ft at 8:00AM Aug 01, 2020Observed: 10.14 ft at 9:00AM Aug 01, 2020Observed: 10.17 ft at 10:00AM Aug 01, 2020Observed: 10.18 ft at 11:00AM Aug 01, 2020Observed: 10.17 ft at 12:00PM Aug 01, 2020Observed: 10.2 ft at 1:00PM Aug 01, 2020Observed: 10.19 ft at 2:00PM Aug 01, 2020Observed: 10.2 ft at 3:00PM Aug 01, 2020Observed: 10.21 ft at 4:00PM Aug 01, 2020Observed: 10.24 ft at 5:00PM Aug 01, 2020Observed: 10.27 ft at 6:00PM Aug 01, 2020Observed: 10.32 ft at 7:00PM Aug 01, 2020Observed: 10.34 ft at 8:00PM Aug 01, 2020Observed: 10.34 ft at 9:00PM Aug 01, 2020Observed: 10.35 ft at 10:00PM Aug 01, 2020Observed: 10.38 ft at 11:00PM Aug 01, 2020Observed: 10.4 ft at 12:00AM Aug 02, 2020Observed: 10.44 ft at 1:00AM Aug 02, 2020Observed: 10.46 ft at 2:00AM Aug 02, 2020Observed: 10.47 ft at 3:00AM Aug 02, 2020Observed: 10.5 ft at 5:00AM Aug 02, 2020Observed: 10.51 ft at 6:00AM Aug 02, 2020Observed: 10.53 ft at 7:00AM Aug 02, 2020Observed: 10.57 ft at 8:00AM Aug 02, 2020Observed: 10.58 ft at 9:00AM Aug 02, 2020Highest Observation: 10.62 ft at 10:00AM Aug 02, 2020Highest Observation: 10.62 ft at 11:00AM Aug 02, 2020Observed: 10.61 ft at 12:00PM Aug 02, 2020Observed: 10.58 ft at 1:00PM Aug 02, 2020Observed: 10.6 ft at 2:00PM Aug 02, 2020Highest Observation: 10.62 ft at 3:00PM Aug 02, 2020Observed: 10.58 ft at 4:00PM Aug 02, 2020Observed: 10.58 ft at 5:00PM Aug 02, 2020Observed: 10.58 ft at 6:00PM Aug 02, 2020Observed: 10.59 ft at 7:00PM Aug 02, 2020Observed: 10.56 ft at 8:00PM Aug 02, 2020Observed: 10.55 ft at 9:00PM Aug 02, 2020Observed: 10.53 ft at 10:00PM Aug 02, 2020Observed: 10.52 ft at 11:00PM Aug 02, 2020Observed: 10.48 ft at 12:00AM Aug 03, 2020Observed: 10.47 ft at 1:00AM Aug 03, 2020Observed: 10.47 ft at 2:00AM Aug 03, 2020Observed: 10.45 ft at 3:00AM Aug 03, 2020Observed: 10.45 ft at 5:00AM Aug 03, 2020Observed: 10.46 ft at 6:00AM Aug 03, 2020Observed: 10.52 ft at 7:00AM Aug 03, 2020Observed: 10.53 ft at 8:00AM Aug 03, 2020Observed: 10.52 ft at 9:00AM Aug 03, 2020Observed: 10.55 ft at 10:00AM Aug 03, 2020Observed: 10.55 ft at 11:00AM Aug 03, 2020Observed: 10.55 ft at 12:00PM Aug 03, 2020Observed: 10.54 ft at 1:00PM Aug 03, 2020Observed: 10.54 ft at 2:00PM Aug 03, 2020Observed: 10.51 ft at 3:00PM Aug 03, 2020Observed: 10.5 ft at 4:00PM Aug 03, 2020Observed: 10.55 ft at 5:00PM Aug 03, 2020Observed: 10.54 ft at 6:00PM Aug 03, 2020Observed: 10.52 ft at 7:00PM Aug 03, 2020Observed: 10.53 ft at 8:00PM Aug 03, 2020Observed: 10.51 ft at 9:00PM Aug 03, 2020Observed: 10.5 ft at 10:00PM Aug 03, 2020Observed: 10.44 ft at 11:00PM Aug 03, 2020Observed: 10.43 ft at 12:00AM Aug 04, 2020Observed: 10.42 ft at 1:00AM Aug 04, 2020Observed: 10.4 ft at 2:00AM Aug 04, 2020Observed: 10.39 ft at 3:00AM Aug 04, 2020Observed: 10.39 ft at 5:00AM Aug 04, 2020Observed: 10.38 ft at 6:00AM Aug 04, 2020Observed: 10.38 ft at 7:00AM Aug 04, 2020Observed: 10.41 ft at 8:00AM Aug 04, 2020Observed: 10.45 ft at 9:00AM Aug 04, 2020Observed: 10.45 ft at 10:00AM Aug 04, 2020Observed: 10.48 ft at 11:00AM Aug 04, 2020Observed: 10.52 ft at 12:00PM Aug 04, 2020Observed: 10.53 ft at 1:00PM Aug 04, 2020Observed: 10.5 ft at 2:00PM Aug 04, 2020Observed: 10.51 ft at 3:00PM Aug 04, 2020Observed: 10.55 ft at 4:00PM Aug 04, 2020Observed: 10.53 ft at 5:00PM Aug 04, 2020Observed: 10.53 ft at 6:00PM Aug 04, 2020Observed: 10.44 ft at 7:00PM Aug 04, 2020Observed: 10.44 ft at 8:00PM Aug 04, 2020Observed: 10.42 ft at 9:00PM Aug 04, 2020Observed: 10.36 ft at 10:00PM Aug 04, 2020Observed: 10.3 ft at 11:00PM Aug 04, 2020Observed: 10.25 ft at 12:00AM Aug 05, 2020Observed: 10.23 ft at 1:00AM Aug 05, 2020Observed: 10.18 ft at 2:00AM Aug 05, 2020Observed: 10.15 ft at 3:00AM Aug 05, 2020Observed: 10.13 ft at 5:00AM Aug 05, 2020Observed: 10.13 ft at 6:00AM Aug 05, 2020Observed: 10.14 ft at 7:00AM Aug 05, 2020Observed: 10.2 ft at 8:00AM Aug 05, 2020Observed: 10.32 ft at 9:00AM Aug 05, 2020Observed: 10.45 ft at 10:00AM Aug 05, 2020Observed: 10.48 ft at 11:00AM Aug 05, 2020Observed: 10.42 ft at 12:00PM Aug 05, 2020Observed: 10.44 ft at 1:00PM Aug 05, 2020Observed: 10.42 ft at 2:00PM Aug 05, 2020Observed: 10.37 ft at 3:00PM Aug 05, 2020Observed: 10.44 ft at 4:00PM Aug 05, 2020Observed: 10.4 ft at 5:00PM Aug 05, 2020Forecast: 10.39 ft 10:00PM Aug 05, 2020Forecast: 10.35 ft 4:00AM Aug 06, 2020Forecast: 10.32 ft 10:00AM Aug 06, 2020Forecast: 10.37 ft 4:00PM Aug 06, 2020Forecast: 10.65 ft 10:00PM Aug 06, 2020Forecast: 10.99 ft 4:00AM Aug 07, 2020Forecast: 11.22 ft 10:00AM Aug 07, 2020Forecast: 11.32 ft 4:00PM Aug 07, 2020Highest Forecast: 11.38 ft 10:00PM Aug 07, 2020APBA2(plotting HGIRZ) Graph Created (5:46PM Aug 5, 2020)ObservedForecast (issued 4:38PM Aug 5)Latest observed value: 10.4 ft at 5:00 PM AKDT 5-Aug-2020. Flood Stage is 15.5 ft
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About this graph
Tabular Data (UTC)
Tabular Data (AKDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Stage and discharge data do not meet quality standards of USGS gages.

NOTE: Forecasts for the Anchor River at Anchor Point are issued routinely during the warm season, and as needed at other times of the year.

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Upstream Gauge - at New Sterling Hwy Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 18
Moderate Flood Stage: 17
Flood Stage: 15.5
Action Stage: 13.5
Low Stage (in feet): -9999

Historic Crests
(1) 20.83 ft on 12/30/2015 (P)
(2) 19.15 ft on 10/24/2002
(3) 18.50 ft on 01/20/1961
(4) 17.75 ft on 12/10/2019 (P)
(5) 16.90 ft on 03/07/1963
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 17.75 ft on 12/10/2019 (P)
(2) 16.38 ft on 01/02/2019
(3) 15.46 ft on 12/13/2017 (P)
(4) 13.50 ft on 11/02/2016 (P)
(5) 13.77 ft on 09/22/2016 (P)
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 8.32 ft on 08/17/1984
(2) 8.50 ft on 07/22/1960
(3) 8.56 ft on 08/21/1955
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.
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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.
Flood Impacts & Photos Collapse
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18 Major flood stage. Water flooding entire campground and several cabins DS of the gage.
17.5 Water is at the foundation of Tackle Shop, just DS of gage.
17 Moderate flood stage. Highways in the area will start to have problems. New Sterling Hwy near mile 160 usually washes out above this stage.
15.5 Minor flood stage. Width of river is 75 feet. Water starts to flood state campgrounds DS of bridge.
14.5 Bankfull stage.
13.5 Action stage.
Photos
(1) Bridge
(2) Downstream view
(3) Upstream view
About This Location Collapse

Latitude: 59.772222° N, Longitude: 151.836389° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 15.5 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 0 ft 15.5 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
Additional Information Collapse
Long-term Hydrograph
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Anchorage Weather Forecast Office
6930 Sand Lake Road
Anchorage, AK 99502
(907) 266-5160
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