62-304.406. Aucilla River Basin TMDLs

(1) Wacissa River. The nutrient TMDL for the Wacissa River is an in-stream monthly arithmetic mean concentration of 0.20 mg/L nitrate-nitrite, and is allocated as follows: (a) The WLA for wastewater point sources is not applicable; (b) The WLA for discharges subject to the Department’s NPDES MS4 Permitting Program is a 39% reduction of nitrate-nitrite based on average concentrations from the 2005-2015 period; and (c) The LA for nonpoint sources is a 39% reduction of nitrate-nitrite based on average loads from the 2005-2015 period. (2) Wacissa Springs. The nutrient TMDL for Wacissa Springs is a monthly arithmetic mean of 0.24 mg/L nitrate-nitrite at the spring vent, and is allocated as follows: (a) The WLA for wastewater point sources is not applicable; (b) The WLA for discharges subject to the Department’s NPDES MS4 Permitting Program is a 38% reduction of nitrate-nitrite based on average concentrations from the 2005-2015 period; and (c) The LA for nonpoint sources is a 38% reduction of nitrate-nitrite based on average loads from the 2005-2015 period.