Section NR 235.53 - New source performance standards (NSPS)(1) Any new source that uses end-of-pipe biological treatment and is subject to this subchapter: (a) Shall achieve discharges in accordance with s. NR 235.81.(b) May not exceed the BPT effluent limitations listed in the table in s. NR 235.51(1); and(c) Shall maintain the pH with in 6.0 to 9.0 at all times.(2) Any new source that does not use end-of-pipe biological treatment and is subject to this section: (a) Shall achieve discharges in accordance with s. NR 235.91.(b) May not exceed BPT effluent limitations listed in the table in s. NR 235.51(1); and(c) Shall maintain the pH with in 6.0 to 9.0 at all times.Wis. Admin. Code Department of Natural Resources NR 235.53
Cr. Register, March, 1997, No. 495, eff. 4-1-97.