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HomeMy WebLinkAbout19970579 Ver 1_Staff Report_19970716a DIVISION OF WATER QUALITY July 16, 1997 MEMO TO: John Dorney FROM: Rex Gleason °Ik Z? PREPARED BY : Michael L. Parker SUBJECT: Wetland Staff Report and Recommendations 04 Permit Year: 97 Permit No.: 970579 County: Mecklenburg Applicant Name: Childress Klein Properties Project Type: Commercial Permit Type: NW 26 COE No. DOT No.: Rec'd from CDA: APP Date from CDA: Regional Office: MRO Stream Class: C River Basin/Subbasin: Catawba 030834 Stream Index No.: Wetland Impact: Y Wetland Type: Headwater Forest Wetland Requested: 0.4024 ac. Wetland Acre Est.?: Y Wetland Score: 39 Water Impacted by Fill?: Y Mitigation?: N Mitigation Type: See below Mitigation Size: See below Request More Info?: N Wetland Rating Sheet Attached?: Y Project Changes/Conditions been discussed with applicant?: Y Comments: Applicant is proposing impacts to two existing ponds (areas B & C on the map) which are separated by a small, but significant wetland. No stormwater controls are planned by the applicant on this part (side) of the development. The existing ponds (and associated wetland area) are performing a useful function with regards to pollutant removal and water storage. Since the applicant proposes to remove the existing ponds, it is recommended that wet detention be provided on this part of the development. Construction of the two (2) lakes near area A and channels B & C should offset wetland/existing pond losses in this area. Applicant has indicated in the application that if wet detention is required, the two lakes will not be built. This may be a bluff on the applicant's part, and therefore, we recommend that wet detention be required in the location noted above. Recommendation: Issue with conditions as noted. cc: MRO Central Files h:\401\1akepont.401 4 A Project name County--Z?r of Nearest road l eSr acres Wetland width N 3?0 feet z --mated-?1-? L? ?ithin l14 i e upstream aPsloPe dIffil VIF-F-I C Adjacent use, W Mw r radiVEI efuraionn inteittatit str ur ttire, vrbarub an agricu Rhin rnterstzean d ? i?i?1 y Yf .. z ? irnperviotis siace.. -?? Dominant vegetation WIM, MM - 141111S IM, S 011 a? ;,eieS a t, a k J .> "3 F: 1predomiriartiy organic - }lumus s muck, or peat eclominantly mineral - nDn-sandy d ?inantl sand Flooding and wetness y y n ? semipermannntI `tp permanently flooded or ie?jida'ed " .i factors, ? Zin aso nally flooded or inundated Z? ermittantly flooded nY temporary E surface water r? i?t'zed i ? no evi??ce o fioodint? or s urface 1 bO feet Vat:.:. a ? Pine savanna bttfis?m?ired lardwoQd €urest, / ? Freshwater marsh Net! an _' eaOi 6fqr6a.,i c, ? ,. ? Bog/fen . arpc?es ? Ephemeral wetland G9 r. C} 1'a a ? Carolina Bay .f ore E3 r Other v *The? ratiX g ?-Cg?,xn car..4not be applied to salt or brackish marshes or stream channels ?le',dld/'!J'I%f/f/fB/!!/ ' jffff.ylf!®%//'!?/f/f/f/l///f!%fJ'f!f/f!f///ft///////l/!///f////ll/////f///ffffff!!//1////ff//fl//!!//f//////!I/!? weight. X 00 L<Vater;orae?? _ e :: ,l,, .. . , <, • .,.,, , >? .. ,? ?: Vlfetland Score ' Bank/Shoreline lstabilization' -----?_ x 00 ' Pollutant removal A WitCHIfe -habitat x ° 0 / ?c?r;att?, 1{1"e vzelt?e? x34k 1; ?,` yam. 7 41, x * dd I point if in sensA?ive Watershed and s i ego nonpoint disturbance wlthlh ,1-r fmiA 'upstream, upslope, or radius Div i,??f%lfrfrls?rff!!!!„ir?ff/ •f?»:=?+s"f frriiriirr%7J®d?f>%??>??i?+/fivli,°/rs{rrssyffr?:r r r,llfiiiiii/iiiiii??!/iiii??????/fii!!iJ ` ?- \? 11 .. ?. JL?• ?, ?i./?4? v . J.V...?vC ?. rJI?C'n :17?.' Wetland are a