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Last modified
1/26/2010 10:09:17 AM
Creation date
10/5/2006 4:19:59 AM
Metadata
Fields
Template:
Floodplain Documents
County
Statewide
Community
Malta Montana
Basin
Statewide
Title
Reconnaissance Report Flood Control for Milk River at Malta Montana
Date
12/1/1991
Prepared For
US Army Corps of Engineers
Floodplain - Doc Type
Floodplain Report/Masterplan
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<br />I <br />I <br />1 <br />I' <br />I <br />1 <br />I <br />I <br />I <br />1 <br />I <br />1 <br />I <br />I <br />I <br />I, <br />I <br />I <br />I <br />I <br /> <br />DESCl.IPTIOR OF FLOOD PIl0BLEKS <br /> <br />Th. flood probl.... at Malta pr1llarily r..ult from rapld .pdna .now- <br />m.lt and h.avy, lnt.na. ralna whlch ca~. rlv.rflow. to .xc..d chann.l and <br />rlv.rbank capaclty. Overbank flows .tart wlth approx1llat.ly the 10-year <br />flood .v.nt. <br /> <br />ULAnD WATEIl nOBLEIIS <br /> <br />In Octob.r 1986, the Oaaha Dlstrict receiv.d a r.qu.st from the Clty <br />of Malta for asslstanc. under S.ction 14 of the nood Control Act of 1946, <br />as am.nd.d, to prot.ct a clty sew.r Un. frOlS streaabank .ro.lon alona the <br />Milk Rlver. Th. right bank of the Milk Rlver .ast of Trafton Park .roded <br />lnto the .xlsting leve.. Th. city ..w.r and wat.r ..ina that ..rv. the <br />northeast portion of the city were threaten.d. Th. bankUne was approx- <br />lmately 20 feet from the closest pipeUne. A project that provlde. pro- <br />tectlon for th.s. facllltles was compl.t.d in December 1989. <br /> <br />HYDROLOGIC ARALYSIS <br /> <br />The hydrologic analyals was carri.d out to establlsh the peak <br />dlscharge-frequency relatlonshlp for the Milk River at Malta. Beca~. <br />long-tera stream gaging recorda do not exlst for thl. site, a regional <br />analysis was performed to determlne the required discharge data. <br /> <br />Fresno Dam was bullt by the BOR and ls operated for irrigation on the <br />Milk River project. The project is op.rated .olely for lrrigation; how- <br />ever, it does affect flood peaks. <br /> <br />The long-term gaging records avallable in the Mllk River basin are <br />as follows: <br /> <br />11 <br />
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