Wastewater Treatment Plant 700 Kingwood Rd Minden, LA 71055 Phone : (318) 371-4254 Business Category Regulation & Admin Of Communications Electric Gas & Other Utilities Minden City Of--wastewater Treatment Plant Highway 7 S Minden, LA 71055 Phone : (318) 371-4254 Business Category Government Offices-City Village & Twp Environmental Conservation & Ecological Services Government Offices State & Local Environmental Services Government Offices & Public Schools