Under the contract, among others, reconstruction of the ground water supply system to the 3600m3 reservoir as well as delivery and installation of an additional submersible pump in the water pumping station together with the fittings and the necessary modification of the pump control system were made. This was another investment realized by our company in Coal Mine "Bogdanka" S.A. In 2015, we completed the construction of the Ground Water Treatment Plant and Wastewater Treatment Plant.