Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS), with a target of March 2024. Existing AHPS content and features will be preserved and expanded within NWPS.

Experimental National Water Center Products: The National Hydrologic Discussion, Area Hydrologic Discussion, and Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via https://www.weather.gov/owp/operations, as described in the StoryMap here.

Weather Forecast Office Anchorage, AK

Alaska Pacific River Forecast Center

Hydrograph

River at a Glance

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Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental)

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Printable Image About this graph Tabular Data (UTC) Tabular Data (AKDT) Datum: Not Available Metadata

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

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 16.5 Moderate Flood Stage: 15.5 Flood Stage: 13 Action Stage: 12 Low Stage (in feet): -9999 Historic Crests (1) 17.18 ft on 09/21/1974 (2) 16.25 ft on 09/01/1967 (3) 16.20 ft on 09/23/1995 (4) 16.01 ft on 09/24/2012 (5) 15.66 ft on 06/29/1953 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 10.69 ft on 07/11/2020 (2) 14.62 ft on 08/04/2019 (3) 12.85 ft on 06/21/2018 (P) (4) 15.06 ft on 09/24/2017 (5) 12.83 ft on 06/27/2016 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records Currently none available. For more information on your flood risk go to www.floodsmart.gov. Show FEMA's National Flood Hazard Layers FEMA's National Flood Hazard Layers not showing? Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map? Possible reasons: There are no FEMA National Flood Hazard Layers for the location which you are viewing on ESRI Maps. The FEMA Web Mapping Service (WMS) is down. Note: Your zoom level may have changed. ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers.

Zoom Level:11 Legend FEMA Layer Gauge Location 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

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16.5	Many houses and businesses along Sterling Highway miles 48-50 will begin to flood. Water should also start to encroach houses built along Primrose Road. Quartz Creek and North Cooper Creek Campgrounds will be underwater. Water will also be over the Sterling Highway at mile 54.
15	Quartz Creek Campground boat ramp submerged and water encroaches campsites that are located next to the lake. Water should start to approach foundation level of buildings along Sterling Highway miles 48-50. North Cooper Creek Campgrounds begins to flood. Water in slough at mile 54 will encroach the Sterling Highway.
14	Properties along the Sterling Highway miles 48-50 begin to see water in their yards. USGS gauge house adjacent to Cooper Landing bridge will begin to flood. Bottom of wooden walkway at boat ramp starts to be submerged.
12.5	Water starts to flow over Primrose Road on the southern end of Kenai Lake.
11	High water level -- Class II+ whitewater above Jim's Landing; Class III below Jim's Landing.
9	Medium water level -- Class II whitewater above Jim's Landing; Class II+ below Jim's Landing
6	Low water level -- Class II whitewater above and below Jim's Landing
Photos (1) Aerial view of Cooper Landing (2) Under bridge (3) Upstream view (4) Aerial view downstream of Bridge (5) Aerial view upstream of Bridge

About This Location

Latitude: 60.492778° N, Longitude: 149.807778° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 13 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 NULL NULL 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: U.S. Geological Survey (USGS) Data and Site Info for Cooper Landing

Additional Information

Water Temperature Chart

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Alaska-Pacific River Forecast Center Inundation Mapping Locations

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Search River Notes Nat'l Snow Information Alaska Snow Maps Flood Stage Definitions

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