MBMG-32119
Montana Bureau of Mines and Geology
Located in Fergus County, Montana, this groundwater monitoring location is associated with a water well in the Upper Cretaceous aquifers.
Well Construction
| Depth | Description | |
|---|---|---|
| -1.0-125.0 ft | 4.0 in diameter pvc casing | |
| 45.0-125.0 ft | 4.0 in diameter drilled holes screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-1.0 ft | unknown | TOPSOIL |
| 1.0-6.0 ft | unknown | SANDY CLAY |
| 6.0-10.0 ft | unknown | GRAVEL |
| 10.0-25.0 ft | unknown | WHITE SANDSTONE |
| 25.0-80.0 ft | unknown | YELLOW SANDSTONE WATER |
| 80.0-125.0 ft | unknown | COLORADO SHALE |
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Agency Montana Bureau of Mines and Geology Site Name MBMG-32119 Site Number 32119 Site Type WELL Lat/Long (NAD83) 47.3776, -109.8301 Well Depth 125 Feet Elevation (NGVD29) 3618.0 ft Latitude 47.3775763 Longitude -109.8301481 Local Aquifer Name 211EGLE EAGLE SANDSTONE (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 44.40 30.72 15.75 1995-03-09 2025-09-17 100 30.5 28.22 60.00 Statistics Calculated 2026-04-06 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 Mar 42.99 39.88 34.46 31.82 28.97 27.69 26.85 18 18 Jun 42.92 40.18 34.28 30.25 28.86 22.85 15.75 17 17 Sep 44.07 42.53 35.53 29.28 27.60 25.62 21.82 19 19 Dec 37.23 34.83 32.58 29.96 28.32 25.82 24.13 19 19 Statistics Calculated 2026-04-06 -
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