Section 13263.6 - Effluent limitations(a) The regional board shall prescribe effluent limitations as part of the waste discharge requirements of a POTW for all substances that the most recent toxic chemical release data reported to the state emergency response commission pursuant to Section 313 of the Emergency Planning and Community Right to Know Act of 1986 (42 U.S.C. Sec. 11023) indicate as discharged into the POTW, for which the state board or the regional board has established numeric water quality objectives, and has determined that the discharge is or may be discharged at a level which will cause, have the reasonable potential to cause, or contribute to, an excursion above any numeric water quality objective.(b) This section prevails over Section 13263.6, as added to the Water Code by Assembly Bill 1104 of the 1999-2000 Regular Session.EFFECTIVE 1/1/2000. Added7/12/1999 (Bill Number: SB 709) (Chapter 93).EFFECTIVE 1/1/2000. Added July 12, 1999 (Bill Number: AB 1104) (Chapter 92).