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
August 2015 Water Monitoring Report and Data (All Monitoring Locations)1.2 MiB547
July 2015 Water Monitoring Report and Data (All Monitoring Locations)1.3 MiB357
September 2014 Water Monitoring Report and Data (All Monitoring Locations)1.7 MiB699
August 2014 Water Monitoring Report and Data (All Monitoring Locations)1.5 MiB618
July 2014 Water Monitoring Report and Data (All Monitoring Locations)1.1 MiB584
June 2014 Water Monitoring Report and Data (All Monitoring Locations)1.3 MiB534
May 2014 Water Monitoring Report and Data (All Monitoring Locations)1.4 MiB581
April 2014 Water Monitoring Report and Data (All Monitoring Locations)1.0 MiB524
March 2014 Water Monitoring Report and Data (All Monitoring Locations)972.1 KiB475
February 2014 Water Monitoring Report and Data (All Monitoring Locations)854.6 KiB580
1 2 3 5

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 MiB270
Butte Mine Flooding Operable Unit Water-Level Monitoring and Water-Quality Sampling 2012 Consent Decree Update, Butte, Montana 1982-20127.9 MiB314
Butte Mine Flooding Operable Unit Water-Level Monitoring and Water-Quality Sampling 2011 Consent Decree Update, Butte, Montana 1982-20113.7 MiB363
Butte Mine Flooding Operable Mine Unit Water-Level Monitoring and Water Quality Sampling 2008 Consent Decree Update Butte, Montana 1982–200814.7 MiB684
Butte Mine Flooding Operable Unit water-level monitoring and water-quality sampling 2009 consent decree update Butte, Montana 1982-20093.7 MiB506
Butte Mine Flooding Operable Unit Water-Level Monitoring and Water-Quality Sampling 2010 Consent Decree Update, Butte, Montana 1982-20102.5 MiB639
2012 Data Summary: Butte Mine Flooding Operable Unit, March 20132.2 MiB833

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