Section 7.13 - U Stack Testing(1) Any person owning, leasing, operating or controlling a facility for which the Department has determined that stack testing is necessary to ascertain compliance with the Department's regulations or design approval provisos shall cause such stack testing:(a) to be conducted by a person knowledgeable in stack testing,(b) to be conducted in accordance with procedures contained in a test protocol which has been approved by the Department,(c) to be conducted in the presence of a representative of the Department when such is deemed necessary, and(d) to be summarized and submitted to the Department with analyses and report within such time as agreed to in the approved test protocol.(2) Any person having control of a facility, relative to which the Department determines that stack testing (to ascertain the mass emission rates of air contaminants emitted under various operating conditions) is necessary for the purposes of regulation enforcement or determination of regulation compliance, shall cooperate with the Department to provide:(a) entrance to a location suitable for stack sampling;(b) sampling ports at locations where representative samples may be obtained;(c) staging and ladders to support personnel and equipment for performing the tests;(d) a suitable power source at the sampling location for the operation of sampling equipment; and(e) such other reasonable facilities as may be requested by the Department.Amended by Mass Register Issue 1263, eff. 6/20/2014.Amended by Mass Register Issue 1363, eff. 3/9/2018.Amended by Mass Register Issue 1395, eff. 7/12/2019.