Denver. Metropolitan area. Sewage Government gives metropolitan Denver $373,000 for improvement of facilities. Post Feb. 21, 1964 P-37 $18.5 million contracts awarded to Mead & Mount and Weaver Construction. Post Jun. 24, 1964 P-13 $17.3 million sewage treatment plant is under construction at confluence of South Platte River and Sand Creek north of Denver. Post Jan. 21, 1965 p.46 New metropolitan sewage plant, Barr Lake, solves pollution problem, making recreation area plans possible PYIN M 24, 1966 P-53 6