by Shawn Calendine | Nov 16, 2022 | HGI News
Solutions For A Complex World Geophysics for Acid Mine Drainage Article by: Joe Cain | Geologist | hydroGEOPHYSICS According to the US Environmental Protection Agency, more than half a million abandoned coal and metal mines are discharging acid mine drainage (AMD)...
by Shawn Calendine | Nov 20, 2014 | Accolades
Introducing The New HGI Seattle Office HGI is pleased to announce that we have opened a new office in the Seattle, Washington area. As we continue to expand our range of geophysical offerings, this new location will enable HGI to more effectively and efficiently...
