25 Pa. Code § 73.13 - Minimum horizontal isolation distances
(a) Minimum horizontal isolation distances
shown in subsections (b)-(e) shall be maintained between the sewage disposal
system and the features itemized except as provided by §
72.33 (relating to well isolation
distance exemption). If conditions warrant, greater isolation distances may be
required.
(b) The minimum
horizontal isolation distances between the features named and treatment tanks,
dosing tanks, lift pump tanks, filter tanks and chlorine contact/storage tanks
shall comply with the following:
(1) Property
line, easement or right-of-way-10 feet.
(2) Occupied buildings, swimming pools and
driveways-10 feet.
(3) An
individual water supply or water supply system suction line-50 feet.
(4) Water supply line under pressure-10
feet.
(5) Streams, lakes or other
surface waters-25 feet.
(6) A
cistern used as a water supply-25 feet.
(c) The following minimum horizontal
isolation distances shall be maintained between the features named and the
perimeter of the aggregate in the absorption area:
(1) Property line, easement or
right-of-way-10 feet.
(2) Occupied
buildings, swimming pools and driveways-10 feet.
(3) An individual water supply or water
supply system suction line-100 feet.
(4) Water supply line under pressure-10
feet.
(5) Streams, water courses,
lakes, ponds or other surface water-50 feet (for the purposes of this chapter
wetlands are not surface waters).
(6) Other active onlot systems-5
feet.
(7) Surface drainageways-10
feet.
(8) Mine subsidence areas,
mine bore holes or sink holes-100 feet.
(9) Rock outcrop or identified shallow
pinnacle-10 feet.
(10) Natural or
manmade slope greater than 25%-10 feet.
(11) A cistern used as a water supply-25
feet.
(12) Detention basins,
retention basins and stormwater seepage beds-10 feet.
(d) The following minimum horizontal
isolation distances shall be maintained between the features named and the
wetted perimeter of the spray field:
(1)
Property lines, easements or right of ways-25 feet.
(2) Occupied buildings and swimming pools-100
feet.
(3) An individual water
supply or water supply suction line-100 feet.
(4) A cistern used as a water supply-25
feet.
(5) Water supply line under
pressure-10 feet.
(6) Streams,
watercourses, lakes, ponds or other surface waters-50 feet. For the purposes of
this chapter wetlands are not surface waters.
(7) Mine subsidence, boreholes, sinkholes-100
feet.
(8) Roads or driveways-25
feet.
(9) Unoccupied buildings-25
feet.
(10) Rock outcrop-25
feet.
(e) The area within
the wetted perimeter of the spray field may not be sited over an unsuitable
soil profile.
Notes
The provisions of this § 73.13 amended under section 9 of the Pennsylvania Sewage Facilities Act (35 P. S. § 750.9); The Clean Streams Law (35 P. S. §§ 691.1-691.1001); and section 1920-A of The Administrative Code of 1929 (71 P. S. § 510-20).
State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.
No prior version found.