(a) Nitrate contaminants at levels greater than 70 percent of the levels established pursuant to ORS 468B.165; or
(b) Any other contaminants at levels greater than 50 percent of the levels established pursuant to ORS 468B.165.
(2) A declaration under subsection (1) of this section shall identify the substances detected in the ground water and all ground water aquifers that may be affected.
(3) Before declaring a ground water management area under subsections (1) and (2) of this section, the agency shall have a second laboratory confirm the results that cause the agency to make the declaration. [Formerly 468.698]
Note: See note under 468B.150.