Mica Creek Experimental Watershed

Project Overview


















Mica Land Use History Timeline


Pre-1800 Native Americans utilize resources of landscape
~1830 Beaver trapping increases in St. Joe region
~1860 Elk population in St. Joe region at very low levels
~1890 Homesteading establishes pack trail from St. Joe City through Mica Meadows to Marble Creek                       
1900 Prospectors placer mine for gold on lower portion of Mica Creek
1901 Logging begins, citizens clearing debris from Mica Creek
1910 Fires burn areas surrounding Mica Creek
1916 Flume construction begins & sawmill brought into upper drainage
1916 Narrow-gauge railroad installed in upper drainage
~1930 Grazing records indicate small numbers of sheep and cattle on Mica
1933 Rain-on-snow event causes flooding, damages flume beyond repair
1933 First aerial photo reference
1946 Remainders of railroad and equipment removed, logging continues
1956 Second aerial photo reference
1963 Averett Thesis expresses concern that low summer water flows will affect trout
1968 Logging of mature timber continues
1979 Third aerial photo reference
1981 Potlatch Corporation logs areas of middle and lower drainage
~1981 Elk herd and available forage declining in St. Joe Region
1988 Rain-on-snow event releases sediment at mouth of Mica Creek  
1990  Potlatch initiates Mica Creek Cumulative Watershed Effects Study
1995 Rain-on-snow event releases sediment into St. Joe, less into Mica
1997 White Thesis finds good water quality, low diversity in fish communities on Mica
1998 Final aerial photo reference
1999 Mosier thesis suggests water quality can be preserved during road construction

Click the link below to view a more detailed historical description of the Mica Creek Area.

Mica Creek Land Use History. PDF



University of Idaho

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University of Idaho
College Natural Resources