MBMG-28054
Montana Bureau of Mines and Geology
Located in Cascade County, Montana, this groundwater monitoring location is associated with a water well in the Paleozoic aquifers.
Well Construction
| Depth | Description | |
|---|---|---|
| 0.0-20.0 ft | 6.0 in diameter steel casing | |
| 20.0-180.0 ft | 4.0 in diameter pvc casing | |
| 140.0-180.0 ft | 4.0 in diameter slots screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-10.0 ft | unknown | TOPSOIL |
| 10.0-140.0 ft | unknown | SHALE |
| 140.0-180.0 ft | unknown | HARD LIME ROCK WATER AT 160FT |
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Agency Montana Bureau of Mines and Geology Site Name MBMG-28054 Site Number 28054 Site Type WELL Lat/Long (NAD83) 47.1765, -110.9727 Well Depth 180 Feet Elevation (NAVD88) 4611.89 ft Latitude 47.17650537 Longitude -110.9727455 Local Aquifer Name 330MDSN, MADISON GROUP OR LIMESTONE (None) National Aquifer Name Paleozoic aquifers (N500PLOZOC) 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 127.62 117.05 88.15 2005-04-25 2026-05-07 101 21.1 116.81 63.636 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 Jan 121.58 120.72 118.31 115.61 112.46 103.78 102.73 12 12 Apr 127.62 125.42 118.49 117.51 114.14 109.01 108.51 13 13 May 122.04 121.86 119.97 118.17 116.51 115.16 115.06 10 10 Jul 121.03 121.01 117.59 114.21 109.43 92.97 88.15 14 14 Oct 124.41 122.75 117.21 115.62 109.98 98.15 92.52 15 15 Statistics Calculated 2026-05-16 -
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