Administrative order assessing civil penalty for violations of the requirements of 40 C.F.R. Part 112 for the preparation and implementation of Spill Prevention Control and Countermeasure Plans at four leases, and discharged oil from one lease into an unnamed tributary to North Fork Big Creek, a water of the United States, in quantities that have been determined may be harmful to the public health or welfare or environment of the United States, in violation of Sections 311(b)(3) and 311(j) of the Clean Water Act, 33 U.S.C. ?? 1321(b)(3) and 1321(j).