From FaceBook event page:

Dominion is planning on dumping MILLIONS of gallons of highly toxic coal ash wastewater PER DAY into Virginia’s waterways, including our James River.

More from WTVR news coverage on a previous protest:

The State Water Control Board’s final vote on Thursday, Jan. 14, to grant the utility company the state permit required to pump waste from the coal ash ponds at Bremo Bluff Power Station in Fluvanna, up river of Richmond.
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The public forum prior to the permit hearing takes place at the State Water Control Board meeting starting at about 1:30 p.m. on Thursday, Jan. 14 at the Department of Game and Inland Fisheries at 7870 Villa Park Drive.