This document discusses the origin and flow of mine water in an oil shale mining area. It mentions observation wells, pumping stations, crosscuts through the oil shale basin, water inflow and outflows from various mines, and the location of a dry ditch and previous water outflows. The document provides location information about water infrastructure and flow paths related to mining in an oil shale region.

1. Origin of Mine Water in Oil Shale mining area Merle Otsmaa Mining Department

3. Notherly-southerly crosscut of the oil shale basin

4. Westerly-easterly crosscut of the oil shale basin

5. Water inflow into Aidu opencast from Kohtla mine

6. Outflow of Tammiku-Kose

7. Outflow from Ahtme mine

8. Dry ditch on the place of previous pumping station of Sompa mine

9. Place of the previous outflow from Ahtme mine

10. Kohtla river