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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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USGS Water-Year Summary 2024
15225996 SOLOMON GULCH TAILRACE NEAR VALDEZ, AK
LOCATION - Lat 61°05'01", long 146°18'10" referenced to North American Datum of 1927, in NE 1/4 SE 1/4 SW 1/4 sec.16, T.9 S., R.6 W., Valdez-Cordova Division, AK, Hydrologic Unit 19020201, (Valdez A-7 quad), within Valdez Corporate boundary, on left bank below tailrace pool of Copper Valley Electric Association powerhouse facility, 350 ft upstream from mouth at Solomon Gulch, and 3.8 mi southeast of Valdez.
DRAINAGE AREA - 19.2 mi². Indeterminate.
SURFACE-WATER RECORDS
PERIOD OF RECORD - September 1986 to August 2022 (discontinued).
GAGE - Water-stage recorder. Concrete control until June 15, 2005 when gage was moved 70 feet downstream. Elevation of gage is 40 ft above sea level, from topographic map. Prior to May 20, 2005 at gage datum 5.00 feet lower.
COOPERATION - Records of daily discharge diverted to the fish hatchery are furnished by Valdez Fisheries Development Association. Copper Valley Electric Association provides tables of hourly power output through the turbines.
REMARKS - Discharge shown herein is flow through the Solomon Gulch Power Plant turbines. Solomon Lake, 0.8 mi upstream, supplies water to the power-plant through two 48-in diameter penstocks.
Water for the fish hatchery, diverted upstream from the gage, is not included in these published values.
