| Mercury | Northeast Regional Mercury TMDL | Northeast States §319(g) Petition for Mercury |
Water Quality | Mercury
Mercury TMDLs
Mercury TMDLs present a difficult challenge because a significant portion of mercury pollution originates from the air and individual states cannot control out of state air emissions. Currently, EPA has approved 154 mercury TMDLs across the country. Some examples are listed below.
For more information about mercury, contact Susy King, our mercury coordinator.












