MBMG-6276
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 | |
|---|---|---|
| 0.0-80.0 ft | 6.0 in diameter steel casing | |
| 40.0-65.0 ft | 6.0 in diameter perforated casing screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-17.0 ft | unknown | SAND-VERY FINE TO COARSE & MED TO COARSE GRAY- SUB-ROUNDED GRAVEL;DRY |
| 17.0-31.0 ft | unknown | CLAY MEDIUM-BROWN & LIGHT-TAN SILT;DRY |
| 31.0-73.0 ft | unknown | GRAVEL-FINE TO MEDIUM-GRAY-ANGULAR-POORLY SORTED; CONTAINS VERY LITTLE SAND;SATURATED |
| 73.0-128.0 ft | unknown | SILTSTONE LIGHT-TAN;CONTAINS LAYERS OF BROWN & RED SILTSTONE & VERY SM AMT OF GRAVEL;MODERATELY HARD |
| 128.0-200.0 ft | unknown | SILTSTONE BROWNISH-ORANGE TO ORANGE AND RED CLAYSTONE;CONTAINS SM AMT OF FINE TO MED GRAVEL; SOME WATER (5 TO 10 GPM) WITH 120 FT OF OPEN HOLE |
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Agency Montana Bureau of Mines and Geology Site Name MBMG-6276 Site Number 6276 Site Type WELL Lat/Long (NAD83) 47.7255, -114.386 Well Depth 80 Feet Elevation (NGVD29) 2963.0 ft Latitude 47.72551069 Longitude -114.38600005 Local Aquifer Name 111SNGR, SAND AND GRAVEL (HOLOCENE) (None) National Aquifer Name Northern Rocky Mountains Intermontane Basins aquifer systems (S100NRMTIB) Aquifer Type UNCONFINED 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 1985-08-08 11:00:00 MST Bicarbonate 235.2 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Carbonate 0.0 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Chloride 4.4 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Fluoride .4 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Nitrate as Nitrogen 2.43 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Orthophosphate <.1 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Sulfate 7.7 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Calcium 40.7 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Iron <.002 ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Magnesium 14.8 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Manganese <.001 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Potassium 3.1 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Silica 31.3 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Sodium 26.4 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST pH 7.23 None Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Aluminum <30. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Boron <20. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Bromide 100. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Cadmium <2. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Chromium <2. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Copper <2. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Lithium <2. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Molybdenum <20. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Nickel <10. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Silver <2. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Strontium 140. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Titanium 1. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Vanadium <1. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Zinc <3. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1985-08-08 11:00:00 MST Zirconium <4. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG -
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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 50.65 32.45 1.45 1985-01-14 2026-03-05 242 41.2 39.93 Statistics Calculated 2026-05-18 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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