Holding tanks may be used for single family homes and other structures with limited water use, as determined by the Department, under the following conditions.
(A) Holding tank(s) may be allowed for structures or pre-existing dwellings where an SSTS, as described in Minn. Rules Chapter 7080.2210 through 7080.2230, or site conditions described in Minn. Rules Chapter 7081.0270, subparts 3 through 7, cannot reasonably be installed as determined by the Department.
(B) Septic tank(s) may be allowed temporarily as holding tank(s) for:
(1) New residential construction completed when the ground is frozen or the soil is above the plastic limit not allowing the full soil treatment and dispersal system to be installed; or
(2) Repair of an imminent threat to public health or safety in accordance with § 52.056.
(C) Holding tank(s) must not be used as an SSTS for:
(1) New residential construction;
(2) Improvements greater than 50% of the assessed value of the structure at the time of the application for the improvement; or
(3) Recreational uses on undeveloped lots of record.
(D) A minimum of a 1,500-gallon holding tank must be installed in accordance with Minn. Rules Chapter 7080.2290.
(E) The property owner must provide to the Department a copy of a valid monitoring and disposal contract executed between the property owner and a licensed SSTS maintainer, which guarantees the removal of the holding tank contents in a timely manner that prevents an illegal discharge in accordance with Minn. Rules Chapter 7082.0100, subpart 3, item G.
(F) The property owner must hold a valid contract with a licensed SSTS maintainer at all times.
(G) The licensed SSTS maintainer must certify the date the pumping occurred, number of gallons removed, any tank leakage below or above the operating depth, and the treatment facility to which the waste was discharged and if applicable, water meter reading at the time of pumping. The licensed SSTS maintainer is to note any safety concerns, troubleshooting or repairs conducted.
(Ord. 67-2010, passed 5-17-11) Penalty, see § 52.999