USGS Water-Year Summary for Site 15214000

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	Available Parameters
	00060 Discharge(Mean)

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

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USGS Water-Year Summary 2024

15214000 COPPER RIVER AT MILLION DOLLAR BRIDGE NEAR CORDOVA, AK

LOCATION - Lat 60°40'18", long 144°44'41" referenced to North American Datum of 1927, in SE 1/4 NE 1/4 SE 1/4 sec.07, T.14 S., R.4 E., Valdez-Cordova Division, AK, Hydrologic Unit 19020104, (Cordova C-2 quad), on downstream side of center span of the Million Dollar Bridge at mile 49 of Copper River Highway and outlet to Miles Lake, about 30 miles upstream from mouth and 36 miles northeast of Cordova.

DRAINAGE AREA - 24,030 mi². approximately.

REVISIONS HISTORY -

WDR AK-99-1: Drainage area. Daily discharge for the month of September 2013 were revised for water year 2013, superseding those published in the report for 2013 (http://wdr.water.usgs.gov/wy2013/pdfs/15214000.2013.pdf).

Gage height and discharge records from Oct. 25, 2017 to Apr. 15, 2018 were previously published in error. Those data did not meet USGS quality assurance standards and were deleted.

SURFACE-WATER RECORDS

PERIOD OF RECORD -

Published as "at Miles Glacier", August 1907 to October 1913.

August 1907 to 1910 (no winter record) and June 1913 to October 1913 (fragmentary record, gage-height only); published in Water Supply Paper 372.

June 1988 to September 1995, June 2005 to Sept. 2007, and May 2009 to current.

No winter record published for water years; 2006 to 2016, 2018, and 2022 to present.

GAGE - Water-stage recorder. Elevation of gage is 150 ft above sea level from topographic map. Prior to October 1913, non-recording gage near present site at different datums. June 1, 1988 to June 17, 1989, and May 1 to June 8, 2005, non-recording gage at same site and datum. Gage-height values published June 1, 1988 to September 30, 1995 are 100 ft. below gage datum.

REMARKS - GOES satellite telemetry at station.

WATER-QUALITY RECORDS

PERIOD OF RECORD - Water years 1990-95, March to September 2010.