(a) When requested by the regulatory authority, the application shall contain a statement of the climatological factors that are representative of the proposed permit area, including--
(1) The average seasonal precipitation;
(2) The average direction and velocity of prevailing winds; and
(3) Seasonal temperature ranges.
(b) The regulatory authority may request such additional data as deemed necessary to ensure compliance with the requirements of this subchapter. [44 FR 15363, Mar. 13, 1979, as amended at 45 FR 51550, Aug. 4, 1980]