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08-17-2015 Planning Commission Packet
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08-17-2015 Planning Commission Packet
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� <br /> � � Wetland Delineatlon Report <br /> ' Orono, MN <br /> BE5 Project No.2015-040 <br /> � July 31, 2015 <br /> ` <br /> � According to the Climatology Working Groups'webpage, tha area was at 150-200% of narmal <br /> year to date precipifation at the time of the site visit. <br /> 1 <br /> 1 <br /> � Results <br /> 1 <br /> Wetland A <br /> I <br /> � Wetland A is a large depressional basin in the northeast part of the properLy. The we�and is a <br /> � Palustrine, Emergent, Seasonally Flooded, drained, (PEMCd� shallow marsh with a wide <br /> Palustrine, Emergent, Temporally Floodet�, drained (PEMAd)fresh wet meadow frin�e. <br /> � Sam le oint SA-1 is dominated b reed cana <br /> P P y ry grass (Phalaris arundinacea} and Kentudcy <br /> � bluegrass (Poa pratensis). The vegetation community met the dominance test and had a <br /> � prevalence index af 2.20. The center of the basin was dominated by cattaiis (Typha sp.). Soils <br /> ' in the wetland consisted of eigh# inches of N 2I0 loam, over N 2/0 clay loam with 3% 10Y 4J1 <br /> iron depletions (Al2, F7). Surface water(A1) up to ten inches deep was observed in the basin. <br /> � The water table (A2)was observed in the wetland soil pit at a depth of 19 inches and the soil <br /> ' was saturated ta the surfaoe (A3j. The other weUand hydrology indicators observed in the <br /> � wetland included; saturation visible on aerial imagery(C9), geomorphic positian (D2)and a <br /> , positive FAC-neutrai test (D5). The adjacent upland vegetation was samplsd on a sli�ht <br /> topographic rise. Sample point SA-2 is dominated by Kentucky bluegrass, and red fescus gr�ass <br /> (Festuca rubra). The vegetation oommunity did not meet the dominance test and had a <br /> prevalence index of 3.53. The upiand soils consisted of more than 2fi inches of N 2/0 loam and <br /> clay loam (Al2), The water table (A2}was obsenred at a depth af nine inches and saturated <br /> soil (A3)was at a depth of eight inches in the upland soil pit. The wetland hydroiogy indicators <br /> observed at the upiand sampling point may be a reflection of the rer.ent heavy rain events. The <br /> wetland boundary was generally staked along a slight topographic break and a change in the <br /> p�ar�t community. <br /> Wetland B <br /> Wetfand B is a slight depressionaJ basin in the southwest part of the property. The wetland is a <br /> Palustrine, Emergent, Temporally Flooded, drained {PEMAd) fresh wet meadow. Sample <br /> point SB-1 is dominated by reed canary grass and Kentucky bluegrass. The vegetation <br /> comm�rnity met the dominance test and had a prevalence index of 2.25. A few cattails were <br /> present in the center af the basin. Sails in the wetland consisted of more than 20 inches of N <br /> 2/0 loam and clay loam {A92). Surtace water (A1) up to eight inches deep was observed in the <br /> basin. The water table {A2}was observed in the wetland soil pit at a depth of eight inches and <br /> the soil was saturated at three inches (A3). The others wetland hydrology indicator observed in <br /> the wetland included; inundation visible on aerial imagery (67), geomorphic position (D2) and a <br /> positive FAC-neutral test (D5). The adjaoent upJand vegetation was sampled on a fairly steep <br /> topographic rise on the east side of the basin. Sample point 5B-2 is dominated by Kentudcy <br /> biuegrass, and brome grass (Bromus inermis). The vegetation community did not meet the <br /> 2 <br />
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