Teck Coal was ordered to pay a record $60 million fine this year for polluting waterways in the Elk Valley, but despite the penalty, contaminants continue to leach from piles of waste rock at the company’s mines — and the clock is ticking on new federal regulations that observers say are long overdue. “Leadership is desperately needed in this watershed from the Canadian federal government,” said Erin Sexton, a University of Montana biologist.