creek known tributary pennsylvania united_states approximately miles long flows watershed creek area square miles km2 situated northwestern named tributary known number unnamed unofficially named tributaries creek designated fishery migratory fishery inhabited wild trout annual rate precipitation watershed inches rock formations consisting sandstone common vicinity creek number bridges built creek site 1800s area listed located creek watershed course begins valley short distance northwest flows south tenths mile turning south southeast similar distance receiving unnamed tributary left creek turns south approximately half mile exiting entering continues flowing generally southwards mile valley widens considerably creek receives unnamed tributary left valley narrows turns southwest approximately mile receives named tributary right creek turns south southeast miles receiving unnamed tributary left right creek turns east northeast tenths mile receives unnamed tributary left turns southeast passing water gap crossing route village short distance downstream creek reaches confluence joins miles mouth tributaries named tributary known joins miles upstream mouth watershed area square miles km2 unnamed tributary unofficially known creek tributary approximately miles long additionally number unnamed tributaries climate designated impaired meaning standards water quality peak annual discharge mouth percent chance reaching cubic feet second discharge percent chance reaching cubic feet second percent chance reaching cubic feet second percent chance reaching cubic feet second confluence tributaries main stem discharge percent chance peaking cubic feet second given year percent chance peaking cubic feet second percent chance peaking cubic feet second percent chance peaking cubic feet second peak annual discharge confluence tributaries main stem percent chance reaching cubic feet second discharge percent chance reaching cubic feet second percent chance reaching cubic feet second percent chance reaching cubic feet second average annual rate precipitation watershed inches geography geology elevation near mouth feet sea level elevation near creek source feet sea level creek elevation decreases rate feet mile high ridge runs near westward gap ridge known beds green sandstone red occur creek sandstone formation containing red occurs area point forms foot high cliff creek additionally found vicinity creek drift cover old channel report pennsylvania described topography watershed rough hilly creek cuts mountain range lower reaches swamps glacial lakes occur watershed channel creek cuts rock formations consisting sandstone watershed watershed area square miles km2 creek mouth united_states geological survey source watershed northwestern drainage basin described good sized creek book history pennsylvania beginnings history entered august came vicinity early constructed plantation creek march ambushed indians making sugar near mouth killed rogers captured book history county pennsylvania referred incident bloody episodes days indian troubles constructed 1800s capable producing tons pig metal week early 1900s major communities watershed included populations respectively time main industry creek watershed agriculture span concrete beam bridges carrying state route built bridges feet feet long bridges underwent repair work concrete slab bridge carrying road built creek bridge feet long masonry arch bridge carrying state route road creek built feet long concrete beam bridge carrying route constructed feet long box beam bridge built creek near state route feet long carries spring hill road creek known appears philadelphia suburbs street road map creek known native americans biology entire drainage basin classified fishery migratory fishery chapter pennsylvania code wild trout naturally reproduce creek downstream mouth stretch miles long naturally reproduce tributary unofficially named tributary creek listed county natural areas inventory located watershed slopes northern contain second growth northern hardwood forests rock small area contains large number species rare plants main tree species area include american sugar maple white ash white oak black cherry eastern
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