Ordinance No. 067D Individual Septic Systems

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40. Replacement. The removal or discontinued use of any major portion of an ISTS and reinstallation of that portion of the system, such as reinstallation of a new sewage tank, holding tank, dosing chamber, privy, or soil dispersal system. 41. Seepage Bed. A soil treatment and dispersal system, the absorption width of which is greater than three feet but no greater than 25 feet. 42. Seepage Pit. An underground pit that receives sewage tank effluent and from which the liquid seeps into the surrounding soil and that meets the design requirements in part 7080.2550. 43. Septage. Solids and liquids removed from an SSTS and includes solids and liquids from cesspools, seepage pits, other pits, or similar systems or devices that receive sewage. Septage also includes solids and liquids that are removed from portable, incinerating, composting, holding, or other toilets. Waste from Type III marine sanitation devices, as defined in Code of Federal Regulations, title 33, section 159.3, and material that has come into contact with untreated sewage within the past 12 months is also considered septage. 44. Setback. A separation distance measured horizontally. 45. Sewage. Waste from toilets, bathing, laundry, or culinary activities or operations or floor drains associated with these sources, including household cleaners and other constituents in amounts normally used for domestic purposes. 46. Site. The area required for the proper location of the ISTS. 47. Slope. The vertical rise or fall divided by the horizontal distance, expressed as a percentage. 48. Soil Dispersal System. A system where sewage effluent is dispersed into the soil for treatment by absorption and filtration and includes, but is not limited to, trenches, seepage beds, at -grade systems, mound systems, and drip dispersal systems. 49. SSTS. Subsurface Sewage Treatment System, including an ISTS or MSTS. 50. State. The State of Minnesota. 51. Toilet Waste. Waste commonly disposed of in toilets, including fecal matter, urine, toilet paper, and water used for flushing. 52. Treatment Level. Treatment system performance levels defined in Minnesota Rules, Chapter 7083.4030, Table III for testing of proprietary treatment products, which include the following: Level Parameters CBOD 5 TSS O&G FC Nutrient (mg/1) (1119/1) (1119/1) (#/100ml) (mg/1) A 15 15 - 1,000 - A-2 15 15 - - - B 25 30 - 10,000 - B-2 25 30 - - - C 125 60 - - - Ordinance No. 67D Individual Septic Systems