USGS Water-Year Summary for Site 09014050

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	Available Parameters
	00010 Temperature, water(Max.,Min.,Mean)
	00060 Discharge(Mean)
	00095 Specific cond at 25C(Mean)
	00400 pH(Min.,Med.,Max.)
	32315 Relative fChl, water, in situ(Min.,Max.,Mean)
	32321 Relative fPC, water, in situ(Min.,Max.,Mean)
	62361 Chlorophyll, in situ(Mean)
	63680 Turbidity, Form Neph(Med.,Max.,Min.)

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Water year 2024: 2024-10-01 to 2025-09-30

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USGS Water-Year Summary 2024

09014050 GRAND LAKE OUTLET BELOW CHIPMUNK LANE AT GRAND LAKE, CO

LOCATION - Lat 40°14'46.0", long 105°49'43.8" referenced to North American Datum of 1983, in SE 1/4 NE 1/4 SE 1/4 sec.06, T.3 N., R.75 W., Grand County, CO, Hydrologic Unit 14010001, on north bank 15 ft west of Shoreline Way/Rainbow bridge, on the canal between Grand Lake and Shadow Mountain Reservoir, in the town of Grand Lake.

DRAINAGE AREA - 76.4 mi².

REVISIONS HISTORY - January 2020: gage heights, July 2 to Oct. 15, 2019.

SURFACE-WATER RECORDS

PERIOD OF RECORD - April to September 2010 (seasonal records only). December 2010 to September 2016. February 2017 to current year (seasonal records only).

GAGE - Water-stage recorder and water-velocity recorder with satellite telemetry. Elevation of gage is 8,365 ft above NGVD of 1929, from topgraphic map. Prior to July 5, 2012, site located 300 ft east at same datum.

REMARKS - Water year 2014; records good except for flows between -110 ft³/s and 100 ft³/s, and estimated daily discharges, which are poor. Water year 2015; records good except for flows between -120 ft³/s and 120 ft³/s, and estimated daily discharges, which are poor. Water year 2016; records good except for the period Sept. 26-30, which is fair, flows between -120 ft³/s and 120 ft³/s, and estimated daily discharges, which are poor. Water year 2017; records good except for flows between -120 ft³/s and 120 ft³/s, and estimated daily discharges, which are poor. Water year 2018; records good except for the period Feb.1 to Apr. 20, flows between -120 ft³/s and 120 ft³/s, and estimated daily discharges, which are poor. Water year 2019; records fair except for the period Mar. 28 to Apr. 24, flows between -120 ft³/s and 120 ft³/s, and estimated daily discharges, which are poor. Water year 2020; records good except for flows between -100 ft³/s and 100 ft³/s, and estimated daily discharges, which are poor. Water year 2021; records good except for flows between -100 ft³/s and 100 ft³/s, and estimated daily discharges, which are poor. Water year 2022; records good except for flows between -100 ft³/s and 100 ft³/s, and estimated daily discharges, which are poor. Water Year 2023; records good except for flows between -100 ft³/s and 100 ft³/s, and estimated daily discharges, which are poor. Flow from Shadow Mountain Reservoir to Grand Lake is shown as positive flow on the daily discharge table and hydrograph. Flow from Grand Lake to Shadow Mountain Reservoir is shown as negative flow.