The provisions of this subpart are applicable to discharges resulting from: the production of pulp and paper at unbleached kraft mills; the production of pulp and paper at unbleached kraft-neutral sulfite semi-chemical (cross recovery) mills; and the production of pulp and paper at combined unbleached kraft and semi-chemical mills, wherein the spent semi-chemical cooking liquor is burned within the unbleached kraft chemical recovery system.
authority: Sections 301, 304, 306, 307, 308, 402, and 501 of the Clean Water Act, as amended, (
33 U.S.C. 1311,
1314,
1316,
1317,
1318,
1342,
and,
and,
as.S.C. 7412)
source: 63 FR 18635, Apr. 15, 1998, unless otherwise noted.
cite as: 40 CFR 430.30