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<br />r. <br /> <br />\ <br />\ <br />L <br /> <br />_0, . <br /> <br />...:.:- <br /> <br />Operation Plan (continued) <br /> <br />and p ibals. Also available will be radar data. half-bourly <br />sattelite maps froUl the National Weather Service. raw1nsonde <br />data and other forecast aids to assist in selecting favorable <br />storm periods suitable for Ulodification to achieve the intended <br />objectives. <br />3). Types of Aircraft: <br />.There will be no aircraft used for seeding on this prog;am. <br />. All cloud nucle.i gener~tors will be operated fr01ll the ground. <br />4) .Description of the Seeding Devices. Materials and Seeding <br /> <br />" Rates.. eel:.: <br />'Eight (.8.) lIWlually operated ground-based cloud nuclei <br />generator. viJ.l be located within and around the project areas. <br />These.manually operated generators v1ll be the &aUle type as used <br />.,,' on the Colorado River Basin Pilot Project and projects. operated <br />. :,..... by Western Weather Consultants during the past 22 years. <br />. . . ". ." " <br />.:., :ID.-pr~ious use. these..generators have proven to be efficient nuclei <br />:' .generators. safe and require very little maintet14;Uce. . The solution <br />".. '. " "". <br />:uaed"viJ.l be a'4% silver iodide and a 1.25% sodi_ iodide solution <br />in acetone. 'the solution when burned in a propane flallle at a rate <br />. .... . '. .'.U. . . 6 <br />of 20 grlllllS' per hour per site viJ.l produce approximately 101 <br />effective nuclei iD cloud ,sy:stelllS with. 500 Ulb' tezDper~'ture around <br />:.:200.C. .This variable. output generator will be' operated at' <br />'. . ra~~~ f~Cna 5 t~ g~~per hourd~p~in~' ~n th& seedab1lity <br />," . of clo~ couditions. . <br />.' . <br />~). DescriPtion of Row the Proiect will be Imlllelllented and <br />:.?:> Carded Out: . <br />..., 'the operational procedures to .be used by the' appl1cant to. <br />achieve the stated objective are to produce silver iodide crystals <br />(artificial cloud nuclei) frOUl the network of ground-based generators <br />for diffusion by favorable wind flows into selected storm or cloud <br />types favorable' for reasonable precipitation increases over the <br />project area. An analysis of low-level wind fields.' cloud charac- <br />. teristics. stability parameters. terrain features, and synoptic <br /> <br />, . <br /> <br />5 <br />