DHHS → MeCDC → Environmental and Community Health → Subsurface Wastewater Unit → Summary of Revisions to Previous Rule Documents
Summary of Revisions to Previous Rule Documents
Onsite sewage disposal system requirements for single family dwellings, for major revisions to the Rules, 1926 to 2009.
Note: Only revisions reflecting major content changes are listed.
Select a year: 1926 | 1934 | 1937 | 1940 | 1946 | 1948 | 1955 | 1960 | 1962 | 1964 | 1966 | 1970 | 1974 | 1982 | 1987 | 1997 | 1999 | 2009
- Waterbody Setback: none
- Well/Water Supply Setback: none
- Soil Test: none
- Septic Tank: none
- Septic Tank Sizing: none
- Disposal Area Sizing: none
- Type of Disposal Area: Cesspool or Leach Pit, Pit Privy
- Waterbody Setback: none
- Well/Water Supply Setback: none
- Soil Test: none
- Septic Tank: optional
- Septic Tank Sizing: none
- Disposal Area Sizing: none
- Type of Disposal Area: Cesspool or Leach Pit, Pit Privy
- Waterbody Setback: none
- Well/Water Supply Setback: none
- Soil Test: none
- Septic Tank: optional
- Septic Tank Sizing: none
- Disposal Area Sizing: none
- Type of Disposal Area: Cesspool or Leach Pit, Pit Privy
- Waterbody Setback: none
- Well/Water Supply Setback: none
- Soil Test: none
- Septic Tank: optional
- Septic Tank Sizing: none
- Disposal Area Sizing: none
- Type of Disposal Area: Cesspool or Leach Pit, Pit Privy
- Waterbody Setback: 60
- Well/Water Supply Setback: 100
- Soil Test: none
- Septic Tank: optional
- Septic Tank Sizing: per capita
- Disposal Area Sizing: none
- Type of Disposal Area: Cesspool or Leach Pit, Tile Field, Vee-Plank Trench, Pit Privy
- Waterbody Setback: 60
- Well/Water Supply Setback: 100
- Soil Test: none
- Septic Tank: optional
- Septic Tank Sizing: per capita
- Disposal Area Sizing: none
- Type of Disposal Area: Cesspool or Leach Pit, Tile Field, Vee-Plank Trench, Pit Privy
- Waterbody Setback: 60
- Well/Water Supply Setback: 100
- Soil Test: none
- Septic Tank: optional
- Septic Tank Sizing: per capita
- Disposal Area Sizing: none
- Type of Disposal Area: Cesspool or Leach Pit, Tile Field, Vee-Plank Trench, Pit Privy
- Waterbody Setback: 60
- Well/Water Supply Setback: 100
- Soil Test: none
- Septic Tank: optional
- Septic Tank Sizing: per capita
- Disposal Area Sizing: per capita and soil type
- Type of Disposal Area: Cesspool or Leach Pit, Tile Field, Vee-Plank Trench, Pit Privy
- Waterbody Setback: 60
- Well/Water Supply Setback: 100
- Soil Test: none
- Septic Tank: optional
- Septic Tank Sizing: per capita
- Disposal Area Sizing: per capita and soil type
- Type of Disposal Area: Cesspool or Leach Pit, Tile Field, Vee-Plank Trench, Pit Privy
- Waterbody Setback: 60
- Well/Water Supply Setback: 100
- Soil Test: none
- Septic Tank: optional
- Septic Tank Sizing: per capita
- Disposal Area Sizing: per capita and soil type
- Type of Disposal Area: Cesspool or Leach Pit, Tile Field, Vee-Plank Trench, Pit Privy
- Waterbody Setback: 60
- Well/Water Supply Setback: 100
- Soil Test: none
- Septic Tank: optional
- Septic Tank Sizing: per capita
- Disposal Area Sizing: per capita and soil type
- Type of Disposal Area: Cesspool or Leach Pit, Tile Field, Vee-Plank Trench, Pit Privy
- Waterbody Setback: 60
- Well/Water Supply Setback: 100
- Soil Test: Percolation Test
- Septic Tank: Required
- Septic Tank Sizing: Bedroom/Specific use
- Disposal Area Sizing: Percolation Rate
- Type of Disposal Area: Vee Plank Trench, Pit Privy, Leach Field, Leach Trench
- Waterbody Setback: 100
- Well/Water Supply Setback: 100
- Soil Test: Site Evaluation
- Septic Tank: Required
- Septic Tank Sizing: Bedroom/Specific use
- Disposal Area Sizing: Soil Profile and Drainage
- Type of Disposal Area: Chamber, Pit Privy, Leach Field, Leach Trench, Mound, Evaporation Bed
- Waterbody Setback: 100
- Well/Water Supply Setback: 100
- Soil Test: Site Evaluation
- Septic Tank: Required
- Septic Tank Sizing: Bedroom/Specific use
- Disposal Area Sizing: Soil Profile and Drainage
- Type of Disposal Area: Chamber, Pit Privy, Leach Field, Peat System
- Waterbody Setback: 100
- Well/Water Supply Setback: 100
- Soil Test: Site Evaluation
- Septic Tank: Required
- Septic Tank Sizing: Bedroom/Specific use
- Disposal Area Sizing: Soil Profile and Drainage
- Type of Disposal Area: Chamber, Pit Privy, Leach Field, Peat System
- Waterbody Setback: 100
- Well/Water Supply Setback: 100 feet private/300 feet public
- Soil Test: Site Evaluation
- Septic Tank: Required
- Septic Tank Sizing: Bedroom/Specific use
- Disposal Area Sizing: Soil Profile and Drainage
- Type of Disposal Area: Chamber, Pit Privy, Leach Field
- Waterbody Setback: 100
- Well/Water Supply Setback: 100 feet private/300 feet public
- Soil Test: Site Evaluation
- Septic Tank: Required
- Septic Tank Sizing: Bedroom/Specific use
- Disposal Area Sizing: Soil Profile and Drainage
- Type of Disposal Area: Chamber, Pit Privy, Leach Field, Engineered Peat System, Gravel-less Tubes and Beds, Drip Irrigation
- Waterbody Setback: 100 feet/200 feet/300 feet (engineered)
- Well/Water Supply Setback: 100 feet/200 feet/300 feet (engineered & public supply)
- Soil Test: Site Evaluation
- Septic Tank: Required
- Septic Tank Sizing: Bedroom/Specific use
- Disposal Area Sizing: Soil Profile and Drainage
- Type of Disposal Area: Chamber, Pit Privy, Leach Field, Engineered Peat System, Gravel-less Tubes and Beds, Drip Irrigation
- Authorized first time systems outside of the SLZ if there is 9 inches of suitable soil.
Updated 9/22/2023