A. 
No person shall operate or maintain an on-lot sewage system in such a manner that it malfunctions. All liquid wastes, including kitchen and laundry wastes and water softener backwash, shall be discharged to a treatment tank. No sewage system shall discharge untreated or partially treated sewage to the surface of the ground or into the waters of the commonwealth unless a permit for such discharge has been obtained by the Department.
B. 
Only normal domestic wastes shall be discharged into any on-lot sewage system. The following shall not be discharged into an on-lot sewage system:
(1) 
Industrial waste;
(2) 
Automobile oil and other nondomestic oil;
(3) 
Toxic or hazardous substances or chemicals, including but not limited to pesticides, disinfectants (excluding household cleaners), acids, paints, paint thinners, herbicides, gasoline, and other solvents; and
(4) 
Clean surface water or groundwater, including water from roof or cellar drains, springs, sump pumps, and French drains.
A. 
Each property owner whose property contains a septic tank shall have the tank inspected at least once every three years and pumped whenever an inspection reveals that the septic tank is filled with solids or with scum over 1/3 of the liquid depth of the tank. The required inspection and pumping frequency may be increased at the discretion of the Sewage Enforcement Officer if the septic tank is undersized, if solids buildup in the tank is above average, if the hydraulic load on the system increases significantly above average, if a garbage grinder is used in the building, if the system malfunctions, or for other good cause shown.
B. 
Each property owner whose property contains a septic tank must maintain records of the most recent inspections of the depth of solids and scum from the pumper/hauler. Each such property owner must also maintain a written statement from the pumper/hauler or from any other qualified individual acceptable to the Borough that the baffles in the septic tank have been inspected and found to be in good working order. The foregoing records shall be submitted to the Borough and the Sewage Enforcement Officer upon request. Any person whose septic tank baffles are determined to require repair or replacement shall first contact the Sewage Enforcement Officer for approval of the repair.
C. 
Each property owner whose property contains an aerobic treatment tank or denitrification treatment unit shall follow the operation and maintenance recommendations of the equipment manufacturer. Each such property owner must maintain records of the manufacturer's recommendations and comply with such recommendations. Each such property owner must also maintain a copy of the applicable service agreement and comply with its terms. The manufacturer's recommendations and service agreement must be submitted to the Borough and the Sewage Enforcement Officer upon request. The service or pumping intervals for aerobic treatment tanks may not exceed those required for septic tanks.
D. 
Additional maintenance activity may be required as needed including, but not limited to:
(1) 
Cleaning and unclogging of piping;
(2) 
Servicing and the repair of mechanical equipment;
(3) 
Leveling of distribution boxes, tanks, and lines;
(4) 
Removal of obstructing roots or trees; and
(5) 
The diversion of surface water away from the disposal area.