Citizens Committee for the Columbia River v. Howard H. Callaway, Secretary of the Army, Port of Portland, a Municipal Corporation, Intervenor-Defendant-Appellee. Carl A. Petterson v. Howard H. Callaway, as Secretary of the Army, Port of Portland, a Municipal Corporation, Intervenor-Defendant-Appellee

494 F.2d 124 4 Envtl. L. Rep. 20 ,368 CITIZENS COMMITTEE FOR the COLUMBIA RIVER et al., Plaintiffs-Appellants, v. Howard H. CALLAWAY, Secretary of the Army, et al., Defendants-Appellees, Port of Portland, a municipal corporation, Intervenor-Defendant-Appellee. Carl A. PETTERSON et al., Plaintiffs-Appellants, v. Howard H. CALLAWAY, as Secretary of the Army, et al., Defendants-Appellees, Port of Portland, a municipal corporation, Intervenor-Defendant-Appellee. Nos. 71-2052, 73-1417. United States Court of Appeals, Ninth Circuit. March 26, 1974. Marvin B. Durning (argued), of Cary, Durning, Prince & Smith, Seattle, Wash., for plaintiffs-appellants. Larry G. Gutterridge (argued), Kent Frizzell, Asst. Atty. Gen., Dept. of Justice, Washington, D.C., Sidney I. Lezak, U.S. Atty., Jack G. Collins, Asst. U.S. Atty., Portland, Or., for defendants-appellees. Before DUNIWAY and GOODWIN, Circuit Judges, and KELLEHER, 1 district judge. OPINION DUNIWAY, Circuit Judge: 1 These cases, although filed at different times, seek essentially the same relief-- a halt to the proposed enlargement of the Portland International Airport, which contemplated extensive dredging and filling in the Columbia…