Pittsburgh Post-Gazette

Chartiers Creek investigat­ed after ‘significan­t fish kill’

- Jonathan D. Silver Pittsburgh Post-Gazette Jonathan D. Silver: jsilver@post-gazette.com

Pennsylvan­ia officials are investigat­ing a “significan­t fish kill” along a 7-mile stretch of Chartiers Creek that has left hundreds if not thousands of suckers, carp, minnows and crayfish dead.

The cause of the kill is unknown,Mike Parker, spokesman for the state’s Fish and Boat Commission, which is investigat­ing along with the Department of Environmen­tal Protection, said Saturday afternoon.

Pollutants or contaminat­ion could be a factor, he said — as could “Mother Nature.”

Fish kills are not uncommon in the summer, Mr. Parker said, when natural fluctuatio­ns in water temperatur­e can wreak havoc on sensitive fish population­s. The sun heats the water, rainstorms cool it down and then the sun heats it again.

“It can be very shocking to see large numbers of dead fish,” Mr. Parker said. “It happens quite often.”

The commission learned of problems Thursday when it received a report of dead fish in

Chartiers Creek.

Conservati­on officers were dispatched that evening and Friday. They found dead fish on banks and floating in the creek.

The officers pinpointed the fish kill to a roughly 7-mile long area from around the Valley Brook Country Club in Peters to 7 miles downstream.

“There wasn’t any obvious source of pollution,” such as a chemical odor or a sheen on the water, Mr. Parker said.

Investigat­ors will try to determine

the cause of the kill. If evidence points to an individual or entity being responsibl­e, the incident could lead to charges or a settlement in which the state would seek restitutio­n for the environmen­tal damage.

The population of fish affected in Chartiers Creek tends to be resilient species that can bounce back quickly from kills, Mr. Parker said.

 ?? Alexandra Wimley/Post-Gazette ?? A dead fish floats in Chartiers Creek in Upper St. Clair on Saturday.
Alexandra Wimley/Post-Gazette A dead fish floats in Chartiers Creek in Upper St. Clair on Saturday.

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