(1) Exempt de minimis discharges from permit requirements.
(2) Exempt from permit requirements subsurface injection of fluids that are authorized under the underground injection control program of the Department of Environmental Quality pursuant to ORS 468B.195 (Underground injection control program of federal Safe Drinking Water Act).
(3) Establish performance-based criteria for exempt operations and discharges.
(4) Require an operator or person discharging waste exempt under subsection (1) of this section to:
(a) Comply with the criteria established under subsection (3) of this section; and
(b) Monitor performance and certify and report the results to the Department of Environmental Quality. [1997 c.286 §2; 2007 c.297 §5]
Note: 468B.053 (Alternatives to obtaining water quality permit) was added to and made a part of ORS chapter 468B by legislative action but was not added to any smaller series therein. See Preface to Oregon Revised Statutes for further explanation.