|
05/26/2009 13:14 9518273349 DOUGLAS KUMEY PAGE 03/09
<br /> L,t4�v r r11.L"0w1Vu1a L4lL'Vl1"i tiftwrd8ei i mamieux tit uveStocic mi, vers ty of Mi...Page 4 of 10
<br /> Table 7
<br /> Separation or buffer distar requiredfor various sizes of animat ceding operations,
<br /> DNR Clas0floadori Animal unIW B anf4trPsar
<br /> IC 1,000 to Zeas 1,t7ilb feet
<br /> 18 3.OW to 9'W 2,r�i0#tier
<br /> lA 7,000 o min 340 feat
<br /> '1 arivul unit■1,p beef feeder er s an*W,0,7 dairy a tw,2,5*wine rig over 55 p-ndh 15;ivdrts weighing less
<br /> than 55 patmds,10 sheep,30 IaYing ,"turkeys,toot Toner ddclwm gr l horst.
<br /> Fvt:441100ns to the above buffarle"aration diatanoo requiromenta ata J fblkn".
<br /> • CAFQg in eyistance at the time the rule went Into etf at are em em�ted.The rule applies to new and ett"rided
<br /> CAFOs.
<br /> • The buff4a'lseperlrtion diets r"uirement may be wahted pend, wititten agreement front property owtrers
<br /> within the buffer/separation distance,
<br /> • Maud DISI R mai+make exceptions.Such proposed tins must be presented to the emurftY
<br /> gavemam body and may tae o"rruied.
<br /> Maintaining minimum buffer distarrifts Is no guarantee of avoiding oft complaints from neighbors,even r lagoons are
<br /> pnxwr+y dPnfotvM and 6potatod.Odom etre•o4o0offyo eonaation,and the Intensity may depend on the airs of the
<br /> lagoon,distance from the lagoon,topography,and wind a$wail as othe r weather conditions,Most livestock
<br /> odors are heavier than air and will travel down valleys and other tow arr6s for groatdistances without being diluted,
<br /> espeplapy during atmospheric temperature inversiona,which occur molt cin during the a enim and envy morning
<br /> nosh's wren neighbors are likely to be outdoors.
<br /> In same situations,especially in kKdh Missouri,location may be d"floWl by sod and geolpgical considerations,in
<br /> mdriNinn to atter fags,such an oftre,A16s,eh*;*for ponsible munty"remo"ocneaming animal feeding
<br /> operations.
<br /> Soil investigations
<br /> To wnst W a tag m emn*nvally(wftraut soft ame meals,ortit'M ifroms at addidonal"houled.hh"day W),a
<br /> suitable on-site day sof is requfrd.The Ideal still would news at fejt alb percent fines oontern Missouri
<br /> block suuetured red day may flirt I a lagoon,and a soil amendment such as bentofft or So&ash,may be
<br /> requtneo 10 provide an acceptable seal.Natural Resources Coneservalloh Service(MRCS)Canty Soil Surveys ane a
<br /> Source of infomretlon during the preliminary ming for Suitable A sols investigation at a propcsed lagoon site,
<br /> done with a bockhoe excavation arson lt4rings,is standard procedure i verifying a suitable location.For a oaf
<br /> shared lagoen,a 0094 inv"098tion performed by NRCS pernannel or alaefla conatdtant%required.
<br /> Ceolog�ical requirements
<br /> A oemopkai mpmt nn tho nror�sed japow old•from Misseurl DNBe's DIL14ton of GookW and Land 8urvay Is raquircd.
<br /> if the SM is in an area with karst terrain and is rated as having a Severe axtiapse potential,an earthen iagoon will not
<br /> be approved,
<br /> afts noving severe geeacgical liMminponebut a moderate of slight aofla( a rating may be reviewed on a cast:by cess
<br /> basis.Lagoons with anitidal liners may be allowed at these sites.For a 6 having moderate geological limileuM.a
<br /> detaled$Cit investigation is required to detetmfne the quantity and quirky of tie lnsr mat9ftals,the depth to bedrock
<br /> and the danth In thn Res"Ral high w6bor table.
<br /> If the site evaluation indicates Slight geological limitations,the above re�tdrento t5 may be waived.QNR May require
<br /> density its(permeability)10 taken on the finished finer before appmvid for operation.Barret tests are mum for
<br /> Class IA operaalim;tests tot other size clashes are detcmlined on a ce"-case basis.
<br /> Additional sails sPe fCations for lagoon liners aro MHAM in Missouri l7NR's publlcaton 10 CSK 20"91.020,Design of
<br /> Small$taupe waft,
<br /> Anaerobic lagoon design ,"Size
<br /> i
<br /> Anaerobic 14000ns are sized by volume.Proal damon nr nirino of it Inalonn whsures that sufficient volume in available
<br /> W tfeatment arsd the required storage period.The rectimmerided sbrajb riod,Before the lagoon must be pumped
<br /> down,Is 386 days,no total volume of a moon consists of soveral volume n coons:
<br /> w Nnimusn deaaga or pomranant vronane
<br /> This fin sufficient dilution volume for the degradation of volatile solids by bacteria,This volume is
<br /> not removed from the laporl during pump-down s.The volume may be reduoed by up tip 50
<br /> faercent if a settling basin or Wift sopenor is usol to remove thesc ilds,
<br /> e Manure storage vokmo
<br /> This fraction provides for the manure vaowme the lagoon f receive:It Is removed when the lagoon is
<br /> pumped.Storage peals usually range from 6 to 12 morrtls,With IPnger storage periods offerbrg greater ffoftifY
<br /> In sehedunng pvIllpitay uWtetfunu.
<br /> • Runoff volume and athaer sources
<br /> This fraction protides storage for Runoff plus any Wash water or oft at fresh water used for cleaning buildings or lot
<br /> areas.Tina volume aft is removed from the lagoon durfnd oumP14 opWationx Runoff{from npnn mnoreta areas
<br /> ranges from about 3 feet firer year In norlhwaot Masoud to 4.6 feet per year In southeast Mlsmfi.R is impottard
<br /> hq://extension.mi$Sour i.edu/publications/Display u .aspx?P-EQ387 I 5/21/2009
<br />
|