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Water-Year Summary for Site 452731123092100

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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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Available Parameters
00010 Temperature, water(Min.,Mean,Max.)  
00095 Specific cond at 25C(Min.,Mean,Max.)  
00300 Dissolved oxygen(Min.,Max.,Mean)  
00400 pH(Min.,Med.,Max.)  
32295 fDOM, water, in situ(Max.,Min.,Mean)  
32315 Relative fChl, water, in situ(Max.,Min.,Mean)  
32316 fChl, water, in situ(Max.,Mean,Min.)  
32319 fPC, water, in situ(Max.,Mean,Min.)  
32321 Relative fPC, water, in situ(Max.,Min.,Mean)  
63680 Turbidity, Form Neph(Min.,Max.,Med.)  

Water year 2024: 2024-10-01 to 2025-09-30
 
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USGS Water-Year Summary 2024
452731123092100 SCOGGINS CREEK NEAR SW OLD HWY 47, NEAR GASTON, OR
LOCATION - Lat 45°27'31.0", long 123°09'21.3" referenced to North American Datum of 1983, in sec.27, T.1 S., R.4 W., Washington County, OR, Hydrologic Unit 17090010, on left bank.
DRAINAGE AREA - 43.5 mi². approximately.
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD -

SPECIFIC CONDUCTANCE: August 2020 to current year.

pH: August 2020 to current year.

WATER TEMPERATURE: August 2020 to current year.

DISSOLVED OXYGEN: August 2020 to current year.

TURBIDITY: August 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 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 DAILY RECORD -

SPECIFIC CONDUCTANCE: Maximum, 117 microsiemens Feb. 12, 2021; minimum, 55 microsiemens Jan. 18, 19, 2021.

pH: Maximum, 7.5 units on several days in water years 2021-23; minimum, 6.2 units June 25, 2021.

WATER TEMPERATURE: Maximum, 20.2°C Sept. 21, 2021; minimum, 2.8°C Feb. 23, 24, 2023.

DISSOLVED OXYGEN: Maximum, 13.3 mg/L Mar. 26, 27, 2023; minimum, 8.4 mg/L Sept. 18, 2021.

TURBIDITY: Maximum, 232 FNU Jan. 13, 2021; minimum, <1 FNU Sept. 26-29, 2020.