Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

Water-Year Summary for Site USGS 11525655

Click to hide Water-Year Summary instructions and information
  • 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.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00060 Discharge(Mean)  

Water year 2021: 2021-10-01 to 2022-09-30
 

Print this page
USGS Water-Year Summary 2021
11525655 Trinity River below Limekiln Gulch, near Douglas City, CA
LOCATION - Lat 40°40'22", long 122°55'10" referenced to North American Datum of 1927, in SW 1/4 NW 1/4 sec.32, T.33 N., R.9 W., Trinity County, CA, Hydrologic Unit 18010211, on left bank, 1.8 mi northeast of Douglas City, 2.3 mi downstream from Limekiln Gulch, and 11.3 mi downstream from Lewiston diversion dam.
DRAINAGE AREA - 810 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - April 1981 to September 1991, October 2002 to current year.
WATER TEMPERATURE: Water years 1981-91, 2004.
SEDIMENT DATA: Water years 1981-91, 2004-06.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 1,650 ft above NGVD of 1929, from topographic map.
REMARKS - Flow regulated by Trinity Lake (station 11525400) and transbasin diversions to Judge Francis Carr powerplant (station 11525430). Small diversion for irrigation upstream from station. See schematic diagram of Klamath River and Trinity River Basins available from the California Water Science Center.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 12,800 ft³/s, April 28, 2017 gage height, 12.53 ft; minimum daily, 228 ft³/s, June 15, 1990.