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Water-Year Summary for Site 15302812

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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.
Available Parameters
00010 Temperature, water(Max.,Mean,Min.)  
00060 Discharge(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
15302812 Kokwok River 22 miles above Nushagak River near Ekwok, AK
LOCATION - Lat 59°24'54", long 157°48'15" referenced to North American Datum of 1983, in SE 1/4 NW 1/4 NW 1/4 sec.12, T.9 S., R.51 W., Dillingham Division, AK, Hydrologic Unit 19030303, (Dillingham B-5 quad), 22 mi upstream from mouth, and 6 mi down the Nushagak R from Ekwok.
DRAINAGE AREA - 539.5 mi².  
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 14, 2016 to September 6, 2022 (discontinued).
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water Year 2017 to September 6, 2022 (discontinued).
PERIOD OF DAILY RECORD - WATER TEMPERATURE: October 15, 2016 to September 5, 2022.
INSTRUMENTATION - Electronic water-temperature recorder set for 15-minute recording interval.
REMARKS - Records represent water-temperature at the sensor within 0.2°C.
EXTREMES FOR PERIOD OF RECORD - WATER TEMPERATURE: Maximum, 22.4°C, July 6, 2019; minimum, 0.0°C, on many days during winter periods.