MBMG-135735

Montana Bureau of Mines and Geology

Located in Gallatin 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
-1.5-400.0 ft 6.0 in diameter steel casing
10.0-329.0 ft 6.0 in diameter slots screen
Depth Lithology Description
0.0-50.0 ft unknown GRAVEL SANDY - SILTY- CALCAREOUS: CONTAINS COBBLES ; COMPOSED OF VOLCANIC AND METAMORPHIC ROCKS
50.0-90.0 ft unknown GRAVEL; CONTAINS SAND LENSES
90.0-210.0 ft unknown GRAVEL - SANDY
210.0-240.0 ft unknown SAND- MEDIUM TO COARSE; CONTAINS PEBBLES
240.0-275.0 ft unknown GRAVEL - SANDY
275.0-300.0 ft unknown GRAVEL- SANDY AND SILTY
300.0-378.0 ft unknown GRAVEL- SANDY
378.0-384.0 ft unknown SAND- MEDIUM SILTY
384.0-400.0 ft unknown GRAVEL - SANDY

Operated in cooperation with: