The Yakima Irrigation Canal takes off at the dam and runs to a 

 concrete settling; basin located beside the hip;hway a short distance 

 below. The outlet of the settling, basin is screened v;ith fine raesh 

 panel screens, and the by-pass empties into lov;er Cov/iche Creek, 

 The ditch then runs to the 'City of Yakima. 



The Schuller-rjodenbf'ck Ditch takes off from a side channel 5 l/2 

 miles upstream, has a capacity of 6 c.f oS, This ditch is screened. 



The Chapman and Nelson Ditch takes off from a side channel 6 

 miles upstream, has a capacity.'- of 32 c.f.s., and is screened. 



The HcCormick and Lon.fc Ditch takes off from above a piled 

 rock wing dam on the north bank 6 l/2 miles upstream. It has a 

 capacity of 4 l/2 c.f.s., and is unscreened. Due to its small 

 size, there are probably fev; fish lost in it. 



The White end Leach Ditch takes off from a side channel 7 l/2 

 miles upstrean^ has a capacity of 6 c.f.s., and is unscreened. The 

 entire side channel flow is diverted into this ditch. 



The Congdon Irrigation Ditch takes off from a side Channel one- 

 four tTriniTi~Tbove~the~l?Fn"te~aTiT~Leach Ditch and opposite the town 

 of Naches, Washington. A 60 foot long wing dam on the main channel 

 diverts water to the side channel, which is dammed at the ditch 

 intake. This ditch has a capacity of 60 c.f.s., and has one of the 

 first rotary screens ever to be installed in the state. 



The Morrisey Ditch takes off from the north bank 8 miles upstream. 

 It diverts 8 c.f.s., and is screened. 



The Gleed Irrigation Ditch takes off from the north bank above a 

 low concrete wing dam 8 l/2 miles upstream. It has a capacity of 78 

 c.f.s,, and was screened in 1938, 



The Scott Channel Diversions . — A rip-rap wing dam 9 l/2 miles 

 upstream diverts v/ater into an artifical side channel known as the 

 Scott Channel. From this channel the follov/ing irrigation ditches 

 take off: The Lower Scott , La Fortune , Upper Scott, Powell ,^1, 

 Powell IfZ , and Basket Ford (sometimes known as the Maches Mill 

 Ditch) , Each of these ditclies has a capacity of 16 to 27 c.f.s. 

 They were screened in 1938, 



The Kelley and Lo-ery Ditch takes off from the north bank nearly 

 opposite the Scott Channel Diversion. It divides into two separate 

 ditches, each having a capacity of 20 c.f.s. Both were screened in 

 1938. 



The Foster-Naches Ditch takes off from the south bank 10 l/t miles 

 upstream and has a capacity of 9 c.f.s. This ditch is screened. 



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