Use the links below to download complete Montana Bureau of Mines & Geology (MBMG) Berkeley Pit water monitoring reports and data (pdf format). Email info@pitwatch.org if you would like to request Excel spreadsheets of monitoring data.

NameSizeHits
NameSizeHits
January 2014 Water Monitoring Data (All Monitoring Locations)506.9 KiB441
January 2014 Water Monitoring Report601.1 KiB954
Map: Butte Mine Flooding Monitoring Well Locations (Outer and West Camps)265.1 KiB560
Map: Butte Mine Flooding Monitoring Well Locations (East Camp Bedrock)277.3 KiB400
Map: Butte Mine Flooding Monitoring Well Locations (East Camp Alluvial)335.3 KiB455
December 2013 Water Monitoring Data (East Camp Alluvial Levels)300.3 KiB389
December 2013 Water Monitoring Data (East Camp Alluvial Levels for LP Wells)158.5 KiB337
December 2013 Water Monitoring Data (East Camp Mines & Bedrock Wells) (Includes the Berkeley Pit)228.5 KiB350
December 2013 Water Monitoring Data (Outer Camp Levels)123.1 KiB318
December 2013 Water Monitoring Data (West Camp Levels)215.0 KiB341

MBMG also offers open-file annual updates on monitoring at the Berkeley Pit and Butte Mine Flooding Operable Unit. These annual reports can be downloaded below.

NameSizeHits
NameSizeHits
Butte Mine Flooding Operable Unit Water-Level Monitoring and Water-Quality Sampling 2013 Consent Decree Update, Butte, Montana 1982-201316.4 MiB701
Butte Mine Flooding Operable Unit Water-Level Monitoring and Water-Quality Sampling 2012 Consent Decree Update, Butte, Montana 1982-20127.9 MiB774
Butte Mine Flooding Operable Unit Water-Level Monitoring and Water-Quality Sampling 2011 Consent Decree Update, Butte, Montana 1982-20113.7 MiB808
Butte Mine Flooding Operable Mine Unit Water-Level Monitoring and Water Quality Sampling 2008 Consent Decree Update Butte, Montana 1982–200814.7 MiB939
Butte Mine Flooding Operable Unit water-level monitoring and water-quality sampling 2009 consent decree update Butte, Montana 1982-20093.7 MiB809
Butte Mine Flooding Operable Unit Water-Level Monitoring and Water-Quality Sampling 2010 Consent Decree Update, Butte, Montana 1982-20102.5 MiB854
2012 Data Summary: Butte Mine Flooding Operable Unit, March 20132.2 MiB1189

Additional groundwater information for Silver Bow County and Montana can be found at the MBMG’s Groundwater Information Center website.