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USGS Water-Year Summary 2024
06882510 BIG BLUE RIVER AT MARYSVILLE, KS
LOCATION - Lat 39°50'31", long 96°39'43" referenced to North American Datum of 1927, in NE 1/4 NW 1/4 NE 1/4 sec.03, T.2 S., R.7 E., Marshall County, KS, Hydrologic Unit 10270205, on right bank at downstream side of bridge on U.S. Highway 36, 0.3 mi west of Marysville, and at mile 84.6.
DRAINAGE AREA - 4,777 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1984 to current year.
GAGE - Water-stage recorder. Datum of gage is 1,110.31 ft above NGVD of 1929.
REMARKS - Powerplant located 0.8 mi upstream. Some pump diversions for irrigation upstream from station. Natural flow affected by ground-water withdrawals for irrigation and return flow from irrigated areas. Satellite telemeter at station.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of May 1903 reached a stage of 43.79 ft, from floodmarks. Flood of June 9, 1941, reached a stage of 45.39 ft, from floodmarks; no discharge determined. Flood of June 15, 1951, reached a stage of 40.22 ft, from U.S. Weather Bureau wire-weight gage reading; discharge 55,600 ft³/s, by contracted-opening measurement of peak flow. Flood of Oct. 13, 1973, reached a stage of 43.86 ft, from wire-weight gage readings.
WATER-QUALITY RECORDS
PERIOD OF RECORD - November 2008 to September 2010 (discontinued).
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: November 2008 to September 2010 (discontinued).
WATER TEMPERATURE: November 2008 to September 2010 (discontinued).
TURBIDITY (YSI 6136 sensor): November 2008 to September 2010 (discontinued).
INSTRUMENTATION - Multiparameter water-quality monitor.
REMARKS - Records good. Interruptions in record are due to ice conditions, malfunction of the recording instrument or sensors, or during days of no streamflow. Instruments used to measure turbidity conform to ISO 7027 standards and were made using Yellow Springs Instrument (YSI) 6136 sensor.
EXTREMES FOR PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Maximum, 967 microsiemens/cm, Dec. 16, 2010; minimum, 188 microsiemens/cm, July 5, 2010.
WATER TEMPERATURE: Maximum, 32.5°C, Aug. 11, 2010; minimum, -0.1°C, Dec. 21, 2008.
TURBIDITY (YSI 6136 sensor): Maximum, >1,450 FNU, June 16, 2009; minimum, 2.8 FNU, Jan. 29, 2009.
