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 09040500

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
00010 Temperature, water(Mean,Max.,Min.)  
00060 Discharge(Mean)  
00095 Specific cond at 25C(Mean,Min.,Max.)  
00300 Dissolved oxygen(Mean,Min.,Max.)  
00400 pH(Min.,Max.,Med.)  
63680 Turbidity, Form Neph(Max.,Min.,Med.)  

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

Print this page
USGS Water-Year Summary 2022
LOCATION - Lat 40°03'31.19", long 106°18'18.64" referenced to North American Datum of 1983, in SW 1/4 SE 1/4 sec.12, T.1 N., R.80 W., Grand County, CO, Hydrologic Unit 14010001, On right bank 10 ft downstream from bridge on U. S. Highway 40, half a mile upstream from mouth, and a half a mile west of old Troublesome Post Office. Prior to May 26, 2021, on left bank 60 ft upstream at different datum (REVISED).
DRAINAGE AREA - 168 mi².  
REVISIONS HISTORY - July 2021: Drainage area, May 26, 2021. July 2021: Historic peak qualifier removed: 1905, July 15, 2021.
PERIOD OF RECORD - July 1904 to October 1905, October 1921 to September 1924, July 1937 to September 1956, May 2021 to September 2021. Monthly discharge only for some periods, published in WSP 1313 and WSP 1733. Published as "at Troublesome" 1904-5. 
GAGE - Water-stage recorder. Elevation of gage is 7,344.13 ft above NGVD of 1929, from topographic map, and 7,349 ft above NAVD of 1988, from digital map. July 22, 1904 to Oct. 31, 1905, staff gage at site a quarter of a mile upstream at different datum. Apr. 26, 1922 to Sept. 30, 1924, staff gage at site a quarter of a mile upstream at datum 6.85 ft higher. July 1, 1937 to Oct. 23, 1942, staff gage. Oct. 24, 1942 to Sept. 27, 1949, water-stage recorder, at site a quarter of a mile upstream at datum 7.03 ft higher. Sept. 28, 1949 to Sept. 28, 1956, at site at location and datum noted in WSP 1733, p. 41. Prior to May 26, 2021, at site on left bank 60 ft upstream at different datum.
COOPERATION - This gage is part of the Next Generation Water Observing System (NGWOS) network. Records for 1937-40, not previously published by Geological Survey, furnished by Bureau of Reclamation.
REMARKS - Water year 2021; records good except for flows above 132.7 ft³/s and below 7.89 ft³/s, and estimated daily discharges, which are poor. Diversions for irrigation of about 4,000 acres above station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 1,230 ft³/s, July 23, 1945, gage height, 4.80 ft, from rating curve extended above 370 ft³/s, site and datum then in use.
INSTRUMENTATION - Water-quality monitor (on loan from NGWOS) from June 2021 to September 2021 (Seasonal-May through September).