MBMG-121622
Montana Bureau of Mines and Geology
Located in Cascade County, Montana, this groundwater monitoring location is associated with a water well in the Sand and gravel aquifers (glaciated regions).
Well Construction
| Depth | Description | |
|---|---|---|
| -1.5-39.0 ft | 6.0 in diameter steel casing | |
| 28.0-39.0 ft | 6.0 in diameter holte perforator slots screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-4.0 ft | unknown | TOPSOIL |
| 4.0-28.0 ft | unknown | SHALE CLAY |
| 28.0-38.0 ft | unknown | GRAVEL |
| 38.0-50.0 ft | unknown | SHALE SANDSTONE |
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Agency Montana Bureau of Mines and Geology Site Name MBMG-121622 Site Number 121622 Site Type WELL Lat/Long (NAD83) 47.5206, -111.7161 Well Depth 50 Feet Elevation (NAVD88) 3449.396 ft Latitude 47.52064673 Longitude -111.716063 Local Aquifer Name 112GFLK GLACIAL GREAT FALLS LAKE SEDIMENTS (None) National Aquifer Name Sand and gravel aquifers (glaciated regions) (N100GLCIAL) 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 1995-06-15 14:50:00 MST Bicarbonate 541.7 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Carbonate 0.0 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Chloride 21. mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Fluoride .807 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Nitrate as Nitrogen 1.75 P mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Orthophosphate <.1 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Sulfate 1700. mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Calcium 219.9 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Iron .036 ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Magnesium 140.8 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Manganese <.002 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Potassium 5.0 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Silica 12.8 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Sodium 450.0 mg/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST pH 7.22 None Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Aluminum <30. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Antimony <2. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Arsenic <1. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Barium <10. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Beryllium <2. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Boron 403. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Bromide 100. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Cadmium <2. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Chromium 7.1 ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Cobalt <2. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Copper 5.5 ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Lead <2. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Lithium 302. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Molybdenum <10. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Nickel 4.2 ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Selenium 7.7 ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Silver <1. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Strontium 2692. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Titanium <10. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Vanadium <5. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Zinc 19.2 ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 1995-06-15 14:50:00 MST Zirconium <20. ug/L Actual DISSOLVED EPA MBMG PUMPED MBMG PUMPED Sample MBMG 2006-10-18 12:45:00 MST Bicarbonate 427.0 mg/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Carbonate 0.0 mg/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Chloride 10.4 mg/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Fluoride <1.0 mg/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Nitrate as Nitrogen <2.5 P mg/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Orthophosphate <1.0 mg/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Sulfate 1053 mg/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Calcium 156 mg/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Iron 0.069 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Magnesium 94.4 mg/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Manganese 0.002 mg/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Potassium 4.00 mg/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Silica 12.2 mg/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Sodium 316 mg/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST pH 7.31 None Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Uranium 9.21 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Aluminum <30 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Antimony <10 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Arsenic <5 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Barium 5.00 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Beryllium <2 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Boron 285 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Bromide <1000 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Cadmium <1 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Chromium <10 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Cobalt <2 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Copper <5 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Lead <10 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Lithium 255 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Molybdenum <10 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Nickel <2 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Selenium 6.39 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Silver <5 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Strontium 2048 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Thallium <20 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Titanium 1.31 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Vanadium <10 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Zinc <2 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2006-10-18 12:45:00 MST Zirconium <2 ug/L Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST SC 3157.2000 mSiem./cm Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST pH 7.5100 - Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Bicarbonate 389.0000 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Hydroxide 0.0000 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Carbonate 0.0000 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Orthophosphate 0.0000 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Sulfate 1411.0000 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Nitrite as Nitrogen 0.1700 mg/l Actual DISSOLVED HACH MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Nitrate as Nitrogen 1.0700 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Fluoride 0.7000 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Chloride 15.4400 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Bromide 103.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Lanthanum 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Iron 73.7600 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Barium 6.8600 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Silver 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Chromium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Rubidium 1.3600 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Nickel 2.0500 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Strontium 2623.6800 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Arsenic 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Potassium 4.5800 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Cadmium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Cerium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Total Dissolved Phosphate 0.0000 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Silica 12.0600 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Lithium 240.6800 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Thallium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Antimony 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Praseodymium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Tungsten 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Palladium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Lead 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Beryllium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Boron 305.1700 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Copper 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Manganese 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Vanadium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Tin 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Selenium 4.1900 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Uranium 10.8300 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Molybdenum 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Magnesium 123.8600 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Neodymium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Titanium 14.5600 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Gallium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Aluminum 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Sodium 368.1700 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Cobalt 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Thorium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Niobium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Zinc 2.9800 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Cesium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Zirconium 0.0000 ug/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Calcium 189.3500 mg/l Actual DISSOLVED EPA MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Nitrate + Nitrite as Nitrogen 1.0700 mg/l Actual DISSOLVED HACH MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Total Nitrogen as Nitrogen 1.1900 mg/l Actual DISSOLVED HACH MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Deuterium -136.0000 - Actual DISSOLVED Unknown MBMG GRAB MBMG GRAB Sample MBMG 2014-04-30 09:33:00 MST Oxygen-18 -18.4000 - Actual DISSOLVED Unknown MBMG GRAB MBMG GRAB 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 34.71 33.78 32.22 1993-11-15 2026-04-23 142 32.4 34.43 8.333 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 34.71 33.92 33.80 33.76 33.68 33.60 33.54 27 27 Apr 34.52 34.40 34.33 34.24 34.17 34.14 34.08 23 23 Jul 34.36 34.18 34.08 33.83 33.68 33.43 32.87 26 26 Oct 33.48 33.44 33.33 33.18 32.99 32.60 32.37 21 21 Statistics Calculated 2026-05-16 -
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