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I I I I I I I I I I I I I I I I I I I The South Canal extends from the end of the Gunnison Tunnel for a distance of 11.4 miles to the Uncompahgre River. Part of the canal is concrete lined; the remainder is unlined. The canal has a capacity of 1010 cfs at its upstream end and serves an area of 7020 acres. The West Canal begins near the terminal structure of the South Canal and extends generally northwest about 21 miles from the Uncompahgre River. This unl ined canal has an initial capacity of 172 cfs and serves an area of 5750 acres. The West Canal is diverted directly from the South Canal and a timber and metal flume carries the canal across the Uncompahgre River. There is a small diversion for winter flows directly from the Uncompahgre River. Montrose and Delta Diversion Dam and Canal. This diversion dam is on the Uncompahgre River about 8 miles south of Montrose. The dam is a concrete structure with radial control gates and a gated s 1 u i ceway. The un 1 i ned canal extends genera 11 y northwest about 40 miles from the diversion point and has a diversion capacity of 563 cfs. The canal serves an irrigated area of 25,250 acres. The original dam and canal were privately constructed and later purchased and rehabil i tated by the USBR as part of the Uncompahgre Project. A new structure was built in 1963 and has a diversion capacity of 550 cfs. Loutzenhizer Diversion Dam and Canal. The diversion dam is on the Uncompahgre River about 2 miles south of Montrose. It originally consisted of a pile and timber weir with a concrete apron but was rebuilt by the UVWUA into a concrete weir and apron with radial gates. The dam has a structural height of 24 ft. The canal extends generally northwest 14.5 miles from the diversion dam and has a diversion capacity of 120 cfs. This canal serves an area of 6200 acres. The original dam and canal were privately constructed and were purchased by the USBR in 1908. B-I0 fJ r' \(11"7637 I' ~i d ....j ;,J ,J .