USGS Water-Year Summary for Site 14187200

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	Available Parameters
	00010 Temperature, water(Max.,Min.,Mean)
	00025 Air pressure(Max.,Min.,Mean)
	00047 Pressure, diss gases(Max.,Min.,Mean)
	00060 Discharge(Mean)
	00300 Dissolved oxygen(Max.,Min.,Mean)
	63680 Turbidity, Form Neph(Max.,Min.,Med.)

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Water year 2024: 2023-10-01 to 2024-09-30

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USGS Water-Year Summary 2024

14187200 SOUTH SANTIAM RIVER NEAR FOSTER, OR

LOCATION - Lat 44°24'45", long 122°41'15" referenced to North American Datum of 1927, in SE 1/4 NE 1/4 sec.28, T.13 S., R.1 E., Linn County, OR, Hydrologic Unit 17090006, on left bank, 0.6 mi downstream from Wiley Creek and at mile 37.0.

DRAINAGE AREA - 557 mi².

SURFACE-WATER RECORDS

PERIOD OF RECORD - August 1973 to current year. Records for October 1966 to July 1973, published as South Santiam River at Foster (station 14186700) at site 0.5 mi upstream, not equivalent owing to inflow between sites.

GAGE - Water-stage recorder and crest-stage gage. Elevation of gage is 530 ft above NGVD of 1929, from topographic map.

REMARKS - Flow regulated by Green Peter Lake (active capacity, 330,800 acre-ft) and by Foster Lake (active capacity, 33,210 acre-ft). No diversion upstream from station.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 28,700 ft³/s Feb. 7, 1996, gage height, 18.74 ft, from rating curve extended above 16,000 ft³/s; minimum discharge, 343 ft³/s July 18, 2001, 2004.

CLIMATOLOGICAL RECORDS

PERIOD OF RECORD - BAROMETRIC PRESSURE: March 2015 to current year.

INSTRUMENTATION - Meteorological monitor.

EXTREMES FOR PERIOD OF RECORD - BAROMETRIC PRESSURE: Maximum, 765 mmHg Jan. 25, 2023; minimum, 724 mmHg Jan. 20, 2017, Oct. 24, 2021.

REMARKS - BAROMETRIC PRESSURE: Collection, computation, and publication of barometric pressure data do not necessarily conform to standards used by the National Weather Service. Records published in this report are for general scientific use.

WATER-QUALITY RECORDS

PERIOD OF DAILY RECORD -

WATER TEMPERATURE: July 1973 to September 1997, August 2001 to current year.

DISSOLVED OXYGEN: August 2023 to current year.

TURBIDITY: August 2023 to current year.

TOTAL DISSOLVED GAS: March 2015 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 an Aqua-TROLL 600 sonde. Manufacturer's stated Accuracy is the greater of +/- 2 percent or +/- 0.5 Formazin Nephelometric Units (FNU) for 0-4000 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 DAILY RECORD -

WATER TEMPERATURE: Maximum, 18.1°C July 26, 2008; minimum, 2.5°C Dec. 30, 31, 1978, Feb. 1, 1980, Feb. 7, 1985.

DISSOLVED OXYGEN: Maximum, 12.6 mg/L Aug. 9, 2023; minimum, 10.0 mg/L Sept. 30, 2023.

TURBIDITY: Maximum, 36.2 FNU Aug. 18, 2023; minimum, <1 FNU on many days.

TOTAL DISSOLVED GAS: Maximum, 930 mmHg Dec. 6, 28, 2015; minimum, 730 mmHg Nov. 11, 2015, Nov. 29, Dec. 7, 2018, Dec. 2, 2019.