Rule 15-18-77-5.2.5 - Maintenance1. All advanced Treatment Systems should be pumped at a frequency based on the wastewater volume generated by the residence or establishment. The pumping cycle will depend on the level of the sludge in the Advanced Treatment System. The sludge should not be allowed to accumulate more than the recommended depth specified by the manufacturer of the Advanced Treatment System. If the sludge is allowed to discharge, a clogging problem may occur if any additional treatment or disposal system is used in conjunction with the Advanced Treatment System.1. All Advanced Treatment Systems shall be maintained and inspected as required by the Certified Manufacturer.15 Miss. Code. R. 18-77-5.2.5