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WSP10580
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Last modified
1/26/2010 3:13:43 PM
Creation date
10/12/2006 4:24:36 AM
Metadata
Fields
Template:
Water Supply Protection
File Number
8270.100
Description
Colorado River Basin Water Quality/Salinity -- Misc Water Quality
Basin
Colorado Mainstem
Water Division
5
Date
12/1/1995
Title
Colorado River Water Quality Improvement Program - Lower Gunnison Basin Unit - East Side Laterals - Salinity Control Project - FINAL ENVIRONMENTAL ASSESSMENT
Water Supply Pro - Doc Type
EIS
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<br />Table 3 - Differences Between Plans <br /> <br />FEATURE 1984 PLAN EAST SIDE LATERALS <br />Proposed Action Concrete-line 195 miles of Place up to 195 miles of <br /> laterals and 59 miles canals laterals and 7 miles of small <br /> east of the river. canals east of river in pipe, <br />Funding status Funding deferred for lining Request funds for specific <br /> both laterals and canals laterals; defer canals <br />Construction period 7 years Propose/fund increments over <br /> - 10 years <br />Construction Reclamation contract with Cooperative agreement with <br />management private fums, , - UVWUA <br />Salt load reduction . Laterals & canals - Laterals - 63,880 tons <br />(fons per year) 66,500 tons Canals - 31 ,000 tons . <br />New rights-of-way Not identified Less than 500 acres <br />Wetland habitat impacts Laterals & canals - 610 Laterals - + 416 acres; <br />Acres impacted; Habitat acres lost, 1,210 acres 164 habitat units <br />units lost reduced in quality; Canals - + 311 acres; <br /> 1,400 habitat units Hab. units not determined <br />Prism habitat loss 235 miles; acres & habitat Laterals - + 123 acres, <br />Acres impacted; units not determined 48 habitat units; <br />Habitat units lost Canals - not determined <br />Mature cottonwood tree Not determined Laterals - 750 trees <br />loss Canals - 128 trees <br />Habitat replacement Laterals & canals - Laterals - Replace values on <br />requirements Develop/manage 2,100 up to 1,370 acres along <br /> acres along river corridor corridor; plant 2,250 trees <br /> Canals - not determined <br />Habitat replacement Laterals - $2,998,000 Laterals - $4,646,000 <br />cost estimate b Canals - $2,252,000 Canals - not determined <br />Annualized cost b Laterals - $7,640,000 Laterals - $4,347,000 <br />(lining + habitat) Canals - $6,760,000 Canals - $4,340,000 <br />Cost effectiveness' b Laterals - $120/lonlyr Laterals - $ 70/tonlyr <br />$ to remove 1 ton of salt Canals - $218/tonlyr Canals - $140/ton/yr <br /> <br />. Annual uh removal cltimalcl bated 011 (UVallLltiOll. of 1984l'R1FES hydroulinily .IILI.Iy.i., I. reported in 1994 FR SllppkmmI. <br />, 1984 Plan COlli baled OD FRIFES Collimate., u apportiooed between lalent. IUd caaa.lllDd updllll::d to January \994levelt. E.al\ Side: l.IteralJ COlt <br />uaumptioo for the 1994 FR SIIppkmDll were wa applied to caoalJ. <br /> <br />14 <br />
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