Environmental Pollution Agency at play in Georgia

In Greensboro, EPA-funded contractors grading a toxic 19th-century cotton mill site struck a water main, sending the deadly sediment into a nearby creek. Though that accident took place five months ago, the hazard continues as heavy storms — one hit the area Tuesday — wash more soil into the creek.

The sediment flows carry dangerous mercury, lead, arsenic and chromium downstream to Lake Oconee and then to the Oconee River — home to many federally and state protected species.

Lead in the soil at the project site is 20,000 times higher than federal levels established for drinking water…