All SSTS's are required to be maintained in accordance to Minn. Rules, Chs. 7080.2450 and 7081.0290 when applicable.
(1) All septic and holding tanks must be assessed and evaluated by an MPCA licensed SSTS maintainer and provide for the removal of solids, if needed, at a minimum of every three years. Solids must be removed when their accumulation meets the limit described in Minn. Rules, Ch. 7080.2450.
(2) All land application of septage must be done in accordance with all local, state and federal rules.