MBMG-703168
Montana Bureau of Mines and Geology
Located in Lake 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 | |
|---|---|---|
| 0.0-322.3 ft | 6.0 in diameter steel casing | |
| 198.0-298.0 ft | 6.0 in diameter down hole perfs screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-15.0 ft | unknown | COBBLES. RED GRAY ARGILLITE WITH SILT SAND MATRIX |
| 15.0-225.0 ft | unknown | COBBLE GRAVEL SILT SAND MATRIX. |
| 225.0-270.0 ft | unknown | COBBLE GRAVEL. OCHRE SILTSTONE CHIPS. SANDY BEDS PRODUCING WATER. |
| 270.0-320.0 ft | unknown | COARSE GRAINED ARGILLITE SAND |
| 320.0-398.0 ft | unknown | BROWN CLAY |
-
Agency Montana Bureau of Mines and Geology Site Name MBMG-703168 Site Number 703168 Site Type WELL Lat/Long (NAD83) 47.1629, -114.0269 Well Depth 307 Feet Elevation (NAVD88) 3313.39 ft Latitude 47.1629302 Longitude -114.0268755 Local Aquifer Name 120SDMS SEDIMENTS (TERTIARY) (None) National Aquifer Name Northern Rocky Mountains Intermontane Basins aquifer systems (S100NRMTIB) Aquifer Type CONFINED Water-Level Well Type Trend Water-Level Well Characteristics Known Changes 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 -
-
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 188.30 165.22 137.59 1990-07-27 2026-04-06 11405 35.8 179.96 52.778 Statistics Calculated 2026-05-15 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 183.90 182.88 180.02 175.73 171.16 168.94 166.89 35 35 Feb 187.40 185.75 183.35 179.35 175.04 173.09 171.60 33 33 Mar 187.91 187.07 184.78 181.46 176.63 174.94 173.65 31 31 Apr 187.49 185.47 183.69 179.97 175.97 172.53 170.62 35 35 May 178.39 176.31 172.00 168.61 163.82 157.47 154.44 32 32 Jun 162.19 155.72 150.76 148.42 144.85 141.92 138.97 35 35 Jul 151.49 149.22 146.99 144.14 140.80 139.75 138.57 36 36 Aug 154.21 151.52 149.76 146.76 143.41 141.31 139.94 32 32 Sep 161.35 158.57 154.62 152.13 146.91 144.54 143.56 34 34 Oct 167.40 165.12 161.17 157.68 153.59 149.63 145.57 36 36 Nov 173.37 171.50 167.40 164.59 160.26 157.53 153.74 32 32 Dec 178.79 176.81 173.57 170.49 166.50 164.20 160.56 33 33 Statistics Calculated 2026-05-15 -
Operated in cooperation with:
