Discharges resulting directly from emergency public fire fighting activities are exempt from compliance with this chapter. Discharges resulting from maintenance, repair, or operation of fire fighting equipment and facilities that are not directly associated with public fire fighting, including discharges from public fire fighting training exercises, are not exempt from compliance with this chapter. (Added by Ord. 01-035, May 23, 2001, Eff date June 2, 2001; Amended by Amended Ord. 07-030, May 2, 2007, Eff date May 17, 2008; Amended by Ord. 08-091, July 30, 2008, Eff date Aug. 21, 2008; Amended by Amended Ord. 13-023, Apr. 17, 2013, Eff date Apr. 28, 2013).