Each fall, water pools around an abandoned gas well on Tony Bruder’s ranch near Twin Butte in southwestern Alberta. The well site occupies about three hectares of land in a field where he keeps 130 head of cattle.
“They won’t drink out of that sink,” said Bruder. “They’ll walk three-quarters of a mile (1.2 kilometres) to the far end of the field — that’s where they’ll go take a drink.”
Scientists have warned the water and soil around old wells can be contaminated by salty water, hydrocarbons or chemicals and other materials used by industry if the abandoned well hasn’t been properly sealed. Read more...http://calgaryherald.com/news/local-news/cattle-wont-drink-from-water-pooled-around-abandoned-gas-well