The California State Water Resources Control Board is working on an update to its winery wastewater rules. The order would affect more than 2,000 wineries that discharge wastewater for disposal or reuse, news reports say.
Among other actions, the draft order would prohibit the discharge of high-strength saline waste; any discharge to surface water; discharge to land not controlled by the winery doing the discharging; discharge of solids to a subsurface disposal area; discharge of wastewater to an unlined pond or to a rapid-infiltration pond; and any discharge of domestic wastewater to a system handling winery process wastewater.Wineries that produce more
