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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
15905100 ATIGUN R BL GALBRAITH LK NR PUMP STATION 4 AK
LOCATION - Lat 68°27'08", long 149°22'24" referenced to North American Datum of 1983, in NW 1/4 NE 1/4 NW 1/4 sec.32, T.12 S., R.2 E., North Slope Borough, AK, Hydrologic Unit 19060402, on left bank 40 ft downstream from bridge at mi 271.3 on Dalton Highway, 0.3 mi downstream from Galbraith Lake Outlet and 2 mi North of Pump Station 4.
DRAINAGE AREA - 297 mi².
REVISIONS HISTORY - Discharge data for the periods May 19-July 27, 2022 was revised April 2023 based on changes to the stage-discharge shifts for 2022.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 2010 to current year (no winter record after September 2017).
GAGE - Water-stage recorder. Datum of the gage is 2586.68 ft. NAVD88.
REMARKS - Winter records may contain periods of ponded water beneath ice cover within the gage pool but with no discernible flow. GOES satellite telemetry at station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 6,210 ft³/s, July 9, 2023, gage height 35.67 ft.
