CMTS nr Elk River, Sand Dunes SF Deep

Minnesota Department of Natural Resources

Located in Sherburne County, Minnesota, this groundwater monitoring location is associated with a water well in the Cambrian-Ordovician aquifer system.

Well Construction

Depth Description
None-140.0 ft 4.0 in diameter steel (black or low carbon) casing
Depth Lithology Description
0.0-50.0 ft SAND, SILTY VF-MED sand, silt
50.0-55.0 ft SAND, SILTY C-VC W/ GRAVEL sand, gravel
55.0-60.0 ft SAND, VC & GRAVEL sand, gray
60.0-77.0 ft CLAY TR. GRAVEL 64-65 clay, gravel
77.0-90.0 ft SAND, SILTY VF-VC sand, silt, gray
90.0-95.0 ft SAND, SILTY VF-MED sand, silt, gray
95.0-99.0 ft SAND, SILTY VF-VC sand, silt, gray
99.0-102.0 ft GRAVEL W/ VC SAND sand, gravel
102.0-108.0 ft SANDSTONE MED W/ TRACE SHALE bedrock
108.0-130.0 ft SANDSTONE F-MED W/ LT. GRN SHALE bedrock
130.0-140.0 ft SANDSTONE, F-C ROUNDED GRAINS bedrock
140.0-145.0 ft SANDSTONE, F-C ROUNDED GRAINS bedrock
145.0-155.0 ft SANDSTONE, F-C ROUNDED GRAINS bedrock
155.0-170.0 ft SANDSTONE, F-C ROUNDED GRAINS bedrock
170.0-175.0 ft SANDSTONE, FC RND GRNS W/WHT SHALE bedrock
175.0-180.0 ft SANDSTONE, F-C ROUNDED GRAINS bedrock
180.0-185.0 ft SANDSTONE, FC RND GRNS W/WHT SHALE bedrock
185.0-195.0 ft SEA W/HRD F GRAIN PNK QUARTZOSE SS bedrock
195.0-199.0 ft SEA W/HRD F GRAIN PNK QUARTZOSE SS bedrock
199.0-207.0 ft SS, F-VC W/VC YLW RND QTZ GRAINS bedrock
207.0-208.0 ft SILTSTONE & WHITE SHALE bedrock

Operated in cooperation with: