77 Ill. Adm. Code 905.96
Peat Filter Systems
Section 905
Section 905.96Â Peat Filter
Systems
a)        General. Peat filter systems shall be preceded by a septic
tank, Imhoff tank, or aeration system meeting the requirements of Section 905.30,
905.40 or 905.100, and the effluent from the system shall be discharged into a
subsurface system approved in Section 905.60. The size of the subsurface
system may be reduced by â…“, provided that the effluent quality meets the
requirements of Section 905.110(d)(1)(A) and (B).
b)        Design. The system shall be sized in accordance with the
manufacturer's requirements as approved by the Department.
c)        Approval of Systems. Manufacturers of peat systems shall
present information to the Department documenting that effluent from their
system meets the requirements of subsection (a). The information shall be in
the form of independent test data or reports. The Department will grant
approval and maintain a list of those systems meeting the requirements of this
subsection and only approved systems may be installed.