MBMG-191525

Montana Bureau of Mines and Geology

Located in Lewis and Clark County, Montana, this groundwater monitoring location is associated with a water well in the Northern Rocky Mountains Intermontane Basins aquifer systems.

Well Construction

Depth Description
0.0-50.0 ft 4.0 in diameter pvc casing
40.0-50.0 ft 4.0 in diameter screen-continuous-pvc screen
Depth Lithology Description
0.0-20.0 ft unknown GRAVEL 60 PERCENT COARSE SAND 30 PERCENT FINE SAND SILT CLAY 10 PERCENT WATER AT ABOUT 8FT BELOW LAND SURFACE
20.0-25.0 ft unknown GRAVEL WITH SAND GRAVEL UP TO 1.5IN DIAMETER
25.0-30.0 ft unknown SILTY GRAVELY COARSE SANDY
30.0-35.0 ft unknown SANDY SILT WITH GRAVEL
35.0-40.0 ft unknown GRAVELY SILT AND SAND
40.0-45.0 ft unknown PEA GRAVEL COARSE SAND
45.0-50.0 ft unknown SILTY SANDY GRAVEL

Operated in cooperation with: