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100   $a20100602d2009      ua             0
101 0 $aeng
135   $aurmn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 00$aEvaluation of catchment delineation methods for the medium-resolution National Hydrography Dataset$b[electronic resource] /$fBy Craig M. Johnston ... [and others] ; prepared in cooperation with the U.S. Environmental Protection Agency
210  1$aReston, Va. :$cU.S. Dept. of the Interior, U.S. Geological Survey,$d2009.
215   $a1 online resource (x, 88 pages) $cillustrations, maps
225 1 $aScientific investigations report ;$v2009-5233
320   $aIncludes bibliographical references (page 36)
410  0$aScientific investigations report ;$v2009-5233.
606   $aHydrology$vDatabases
606   $aWater resources development
615  0$aHydrology
615  0$aWater resources development.
701   $aJohnston$b Craig M$01383293
712 02$aGeological Survey (U.S.)
712 02$aUnited States.$bEnvironmental Protection Agency.
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910697025303321
996   $aEvaluation of catchment delineation methods for the medium-resolution National Hydrography Dataset$93435252
997   $aUNINA