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Water-Year Summary for Site 14163900

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00010 Temperature, water(Max.,Mean,Min.)  
00060 Discharge(Mean)  
00095 Specific cond at 25C(Max.,Mean,Min.)  
00300 Dissolved oxygen(Min.,Mean,Max.)  
00400 pH(Min.,Med.,Max.)  
32295 fDOM, water, in situ(Max.,Min.,Mean)  
32316 fChl, water, in situ(Max.,Min.,Mean)  
32319 fPC, water, in situ(Mean,Min.,Max.)  
63680 Turbidity, Form Neph(Min.,Med.,Max.)  

Water year 2021: 2020-10-01 to 2021-09-30
 

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USGS Water-Year Summary 2021
14163900 MCKENZIE RIVER NEAR WALTERVILLE, OR
LOCATION - Lat 44°04'12", long 122°46'12" referenced to North American Datum of 1927, in NW 1/4 NE 1/4 sec.26, T.17 S., R.1 W., Lane County, OR, Hydrologic Unit 17090004, on right bank, 0.8 mi downstream from Walterville power canal diversion, 1.7 mi east of Walterville and at mile 27.7.
DRAINAGE AREA - 1,081 mi².
REVISIONS HISTORY - Revisions: Discharges approved and reported via NWISWeb for Dec. 16, 2015 have been revised.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1989 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 589.74 ft above NGVD of 1929 (levels by Eugene Water & Electric Board).
REMARKS - Flow regulated by Smith River Reservoir (active capacity, 9,900 acre-ft), Cougar Lake (active capacity, 164,800 acre-ft), and Blue River Lake (active capacity, 85,550 acre-ft). Diversion upstream from station through the Walterville power canal. Records given herein include flows in the fish bypass conduit. Published records for water years 2003-04 do not include flows in the fish bypass conduit. Continuous water-quality records for periods May 1992 to September 1993, August 2001 to November 2005 have been collected at this location.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 56,100 ft³/s Feb. 7, 1996, gage height, 16.18 ft; minimum discharge, 420 ft³/s Nov. 8, 1989.
WATER-QUALITY RECORDS
PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: July 2017 to current year.

pH: September 2020 to current year.

WATER TEMPERATURE: September 1993, August 2001 to November 2005, July 2017 to current year.

DISSOLVED OXYGEN: September 2020 to current year.

TURBIDITY: September 2020 to current year.

INSTRUMENTATION - Water-quality monitor. Any use of trade, product, or firm names in this publication is for descriptive purposes only and does not imply endorsement by the U.S. Government.
REMARKS - TURBIDITY: Data collected using a YSI EXO2 sonde. Manufacturer's stated accuracy is the greater of +/- 2 percent of reading or 0.3 Formazin Nephelometric Units (FNU) for 0-999 FNU, and +/- 5 percent for 1,000-4,000 FNU. FNU values below 10 are reported to nearest 0.1 FNU. Negative recorded values are reported as 0.0 FNU. Additional parameters collected at this location are available via NWISWeb.
EXTREMES FOR PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: Maximum, 79 microsiemens Oct. 21, 2018 ; minimum, 31 microsiemens Apr. 8, 2018.

pH: Maximum, 8.5 units Apr. 22, 2021; minimum, 7.0 units Dec. 20, 21, 2020.

WATER TEMPERATURE: Maximum, 20.5°C Aug. 2, 2021; minimum, 2.1°C Feb. 25, 2019. 

DISSOLVED OXYGEN: Maximum, 13.2 mg/L Mar. 29, 30, 2021; minimum, 8.8 mg/L July 3, Aug. 2, 3, 8, 12, 13, 15, 2021.

TURBIDTY: Maximum, 152 FNU Nov. 15, 2020; minimum, <1 FNU on many days.