By: KDKA-TV News Staff

PITTSBURGH (KDKA) – The Pittsburgh Water & Sewer Authority has pled guilty to violating the Clean Water Act.

The guilty plea was in connection to sludge discharged from the plant near Aspinwall into the Allegheny River.

RELATED: Pittsburgh Water And Sewer Authority Pleads Guilty To Dumping Sludge In Allegheny River

The sludge is a byproduct of treating the river water.

PWSA also admitted to making false statements.

Charges are still pending against a former PWSA employee, Glenn Lijewski.

Lijewski is being accused of being responsible for the discharge and false reports.