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<br />':~,..~:~ <br />"".<." <br />.~ ~.~1Y- <br /> <br />0,.,,.." "'l! r. <br />UJUL' <br /> <br />:1~;~j <br />,.', <br /> <br />j;;.3\ <br />:w~l' <br />;;~k: <br />};:~ <br />..;{:~ <br /> <br />I <br />ti <br />I <br />,,:->.! <br />~:;s.~> <br />:~~ <br /> <br />2. Of the six to 10'samples above, 3 to 5 measurements pe~ yea~ <br />should include size analysis of suspended and bed material with <br />discha~ge measu~ement data of discharge mean velocity, mean depth, <br />area and width. ' <br /> <br />3. Reco~d wate~ temperatu~e each time a sample is obtai.ned. <br /> <br />Information collected th~ough this coope~ative p~og~am is to be fu~nished <br />to the P~ojects o~ Area Office designated below with copy to the Regional <br />Directo~, oenve~, Colo~ado 80225, Attention: 7-730. <br /> <br />Area of Jurisdiction <br /> <br />Office <br /> <br />;; <br />I~; <br />&i~ <br />~.,~ <br />I <br /> <br />~.:j <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />~~.~:: <br /> <br />~ <br />I <br /> <br />~;{i~~ <br />~).1j <br /> <br />',,~";:.i~-: <br />f~J~';i <br />....... <br />;:~;:-:;.:~ <br />,.;>"~': <br /> <br />Niob~ara Rive~ Basin and Lowe~ <br />Platte Rive~ Basin <br /> <br />Area Enginee~ <br />Bu~eau of Reclamati~) <br />P. O. Box 1607 <br />G~and Island. Neb~aska 68801 <br />Attention: G-730 <br /> <br />North Platte Rive~ Basin <br /> <br />P~oject Manage~ <br />Bureau of Reclamation <br />P. O. Box 280 <br />Caspe~, Wyoming 82601 <br />Attention: C-200 <br /> <br />South Platte Rive~ Basin <br /> <br />Regional Di~ecto~, Region 7 <br />Bu~eau of Reclamation <br />Denve~ Fede~al Cente~, Bldg. 20 <br />Denve~, Colo~ado 80225 <br />Attention: 7-730 <br /> <br />Kansas River Basin <br /> <br />P~oject Manage~ <br />Bureau of Reclamation <br />P. O. Box 737 <br />McCook, Nebraska 69001 <br />Attention: K-730 <br /> <br />Lowe~ Platte River Basin <br /> <br />Elkhorn River at Neligh, Nebraska - Request intermittent suspended <br />sediment sampling at high flows. Emphasis should be on flows above <br />1,500 cfs but data between 800 and 1,500 cfs would be useful. Re- <br />quest 3 to 5 total load determinations be made for flows.over 400 cfs. <br /> <br />Logan Creek at Pender, Nebraska - Request intermittent suspended <br />sediment samnling at flows above 400 cfs. Request that attempts be <br />continued to determi.ne total load over a range of low to high flows. <br /> <br />2 <br /> <br />"",' . <br />,;)~~-:: <br />".~~.: . <br /> <br />....;;.:.." <br /> <br />-.;::.: " <br /> <br />.~>'\ <br />.:... ~,'. <br /> <br />ff~j~J:l.;r,~irf,~?:~IT~~~f.~~;;I~};;fij~'*;~!~)(:'~.;;i~:;tr;'~~5~:,;~I\ti~!i~~.~t:';li~;":~,~;ii;;i;;::''1;:;;:'~~.';;~~l~jt~;~t.~;'9~r~;~!~~0~;}~~5?~,t.'~,'~,!~(;r1::'fi;;;:'~; <br /> <br />- - - .----~-'.."j_4-.'-< <br />