USGS Water-Year Summary 2020
13041010 HENRYS FORK BELOW COFFEE POT RAPIDS NEAR MACKS INN, ID
LOCATION - Lat 44°29'00", long 111°23'37" referenced to North American Datum of 1983, in NE 1/4 SW 1/4 NW 1/4 sec.04, T.13 N., R.43 E., Fremont County, ID, Hydrologic Unit 17040202, Island Park Dam quad., Targhee National Forest, at foot bridge 11.45 miles upstream from the McCrea Bridge, 3 mi southwest of Macks Inn, and at mile 100.9. Beware of grizzly bear activity at this site.
DRAINAGE AREA - 260 mi².
PERIOD OF RECORD - October 1995 to September 2004, April 2010 to October 2017 (discontinued).
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage datum is arbitrary.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge 2,240 ft³/s May 9, 1997, gage height, 5.20 ft; minimum daily, 200 ft³/s Feb. 25, 2003.