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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.
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USGS Water-Year Summary 2024
15564900 KOYUKUK R AT HUGHES AK
LOCATION - Lat 66°02'51", long 154°15'30" referenced to North American Datum of 1927, Yukon-Koyukuk Division, AK, Hydrologic Unit 19090108, on left bank at north end of airport runway.
DRAINAGE AREA - 17,990 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - June 1960 to September 1982 and July 2021 to present.
GAGE - Water-stage recorder. Datum of gage is 231.59 ft NAVD88.
REMARKS - GOES satellite telemetry at station.
EXTREMES OUTSIDE PERIOD OF RECORD - 330,000 ft³/s (estimated), 34.60 ft gage height (estimated, datum then in use), August 31, 1994.
