Sweetwater Pit

Sweetwater Pit

Depth: - 225 feet
Surface elevation around pit- 6,650 feet above MSL
Pit bottom elevation - 6425 feet above MSL
Mining Ceased - April 15, 1983
Dewatering Ceased - April 25, 1983
- Dewatering done via wells surrounding the pit
Pit Lake
- Area - Approximately 60 acres
- Surface elevation - 6,540 (12/16/98)
- Depth - approximately 115 feet
- Volume - 1.1 - 1.25 billion gallons
- Limnology - Thermocline present in Summer at approximately thirty-five (35) feet
- Indigenous metal reducing microbes present
Hydrology
- Pit is an evaporative sink
- Pit lake surface is the piezometric surface of the Battle Spring Aquifer