Born-Digital or AnalogAnalogTranscriptDenver. Metropolitan area. Sewage Federal edict cutting sewage flow into plant will require less water use and new construction costs. Post Ag 4, 1974 p.37 Metro Denver sewage district ok's sewage treatment plant in area of E.136th d Ave. and S. Platte River. Post 0 160 1974 p.42 6 year expansion project now to cost $176 million - up 82% in 18 months. Background. Post D 15, 1974 p.1,3 Begin developing more equitable service charge. Post Ja 15, 1975 p.21 0CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng