CRBSCP - Coachella Canal Unit Engineering Data


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Facilities in Operation

Diversion Dams	1
All-American Canal to Coachella Turnout	36.2 mi
Coachella Canal	123 mi

Storage Facilities

See All-American Canal System.

Carriage Facilities

See All-American Canal System.

Coachella Canal

Location	From Drop No. 1 on the All-American Canal to milepost 49 near Siphon No. 7 on the existing Coachella Canal
Construction period	1978-1982
Total length of new canal	48.3 mi
Open channel	47.8 mi
Closed siphons	0.5 mi
Capacity	1,550 cfs
Typical section, concrete lined:
Bottom width	16 ft
Side slopes	1.5:1
Water depth:
From Station 9+31 to 861+20 (16.1 mi)	10.4 ft
From Station 861+18 to siphon No. 7, (32.2 mi)	12 ft
Lining thickness	3 in

Power Facilities

The Imperial Irrigation District has constructed powerplants at Pilot Knot Check and Wasteway, and at Drop Nos. 2, 3 and 4 of the All-American Canal. Installed capacities of these plants are:

Pilot Knob	33 MW
Drop No. 2	10.0 MW
Drop No. 3	9.8 MW
Drop No. 4	19.6 MW

The district also operates the 189.1 MW steam plant at El Centro. The 75 MW axis steam plant at Yucca is operated by the Arizona Public Service Company, but the Imperial Irrigation District has rights to 25 MW of the plant's production. Imperial's electrical distribution system interties with the Department of Energy's Parker-Davis system.