MBMG-147175
Montana Bureau of Mines and Geology
Located in Garfield County, Montana, this groundwater monitoring location is associated with a water well in the Upper Cretaceous aquifers.
Well Construction
| Depth | Description | |
|---|---|---|
| -1.5-20.0 ft | 4.0 in diameter steel casing | |
| -1.0-65.0 ft | 6.0 in diameter pvc casing | |
| 20.0-350.0 ft | 4.0 in diameter pvc casing | |
| 310.0-350.0 ft | 4.0 in diameter .03 factory screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-30.0 ft | unknown | VARIATED SANDY SHALE AND GRAVEL |
| 30.0-65.0 ft | unknown | SAND AND GRAVEL |
| 65.0-183.0 ft | unknown | BLUE CLAY |
| 183.0-186.0 ft | unknown | COAL |
| 186.0-228.0 ft | unknown | BLUE CLAY |
| 228.0-264.0 ft | unknown | SANDY SHALE |
| 264.0-266.0 ft | unknown | BLUE SHALE |
| 266.0-285.0 ft | unknown | GRAY SANDY SHALE |
| 285.0-292.0 ft | unknown | ROCK |
| 292.0-311.0 ft | unknown | BLUE CLAY |
| 311.0-350.0 ft | unknown | BLUE SANDSTONE |
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Agency Montana Bureau of Mines and Geology Site Name MBMG-147175 Site Number 147175 Site Type WELL Lat/Long (NAD83) 47.3386, -106.3715 Well Depth 350 Feet Elevation (NGVD29) 2400.0 ft Latitude 47.33859809 Longitude -106.3714921 Local Aquifer Name 211FHHC, FOX HILLS-HELL CREEK AQUIFER (None) National Aquifer Name Upper Cretaceous aquifers (N300UPCTCS) Aquifer Type CONFINED Water-Level Well Type Trend Water-Level Well Characteristics Background Water Quality Network MONTANA GWIC Additional info Link 1 -
Activity Start Date Activity Start Time Characteristic Name Measure Value Units Detection Limit Value Type Sample Fraction Method Name Analytical Method System Sample Method ID Sample Method ID Context Sample Method Name Activity Type Code Data Provided By -
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How do we calculate statistics?
Overall Water Level Statistics (Depth to water, feet below land surface) Lowest Water Level Median Water Level Highest Water Level First Measurement Date Last Measurement Date Number of Measurements Years of Record Latest Value Latest Percentile 78.40 74.65 71.69 1994-04-20 2026-03-12 107 31.9 76.95 Statistics Calculated 2026-05-16 Monthly Water Level Statistics (Depth to water, feet below land surface) Month Lowest Median 10th Percentile 25th Percentile 50th Percentile 75th Percentile 90th Percentile Highest Median Number of Measurements Years of Record -
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