In the early years of operation, the Mayak plant released vast quantities of radioactively contaminated water into several small lakes near the plant, and into the Techa River, whose waters also ultimately flow into the Ob River.
The Mayak plant released vast quantities of radioactively contaminated water into several small lakes near the plant, and into the Techa River, whose waters also ultimately flow into the Ob River. This was in the early years of operation.