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WETLAND DETERMINATION DATA FORM—Great Plains Region <br /> Project/Site: DPG Site City/County. Weld Sampling Date 4/19/2019 <br /> Applicant/Owner J-2 Consulting Co. State. CO Sampling Point: DP-11b <br /> Investigator(s): M.Boyer,K.Medash Section,Township,Range: 12,5N,65W <br /> Landform(hillslope,terrace,etc.) terrace Local relief(concave,convex,none): convex Slope(%): 1-3% <br /> Subregion(LRR): G western Great Plains Range and Imgation Region Lat: 40,420671°N Long: -104.614942°W Datum: NAD83 <br /> Soil Map Unit Name: Ellicott-Ellicott sandy-skeletal complex 0-3% NWI classification: N/A <br /> Are climatic/hydrologic conditions on the site typical for this time of year? Yes ✓ No (If no,explain in Remarks.) <br /> Are Vegetation Soil or Hydrology significantly disturbed? No Are"Normal Circumstances"present? Yes ✓ No <br /> Are Vegetation Soil or Hydrology naturally problematic? No (If needed,explain any answers in Remarks.) <br /> SUMMARY OF FINDINGS— Attach site map showing sampling point locations,transects, important features,etc. <br /> Hydrophytic Vegetation Present? Yes No <br /> Is the Sampled Area <br /> Hydric Soil Present? Yes No within a Wetland? Yes No ✓ <br /> Wetland Hydrology Present? Yes No <br /> Remarks: <br /> Upland data point in the eastern portion of the survey area between Aquatic Resource I and the South Platte River corridor.This data point is paired <br /> with wetland data point DP-11a. <br /> VEGETATION—Use scientific names of plants. <br /> Absolute Dominant Indicator Dominance Test worksheet: <br /> Tree Stratum (Plot size* 30 x 30 ft ) %Cover Species? Status Number of Dominant Species <br /> 1. That Are OBL, FACW,or FAC <br /> 2 (excluding FAC—): 0 (A) <br /> 3• Total Number of Dominant <br /> 4 Species Across All Strata: 3 (B) <br /> 0 =Total Cover Percent of Dominant Species <br /> Sapling/Shrub Stratum (Plot size: 1 That Are OBL, FACW,or FAC: 0% (A/B) <br /> 1. <br /> 2 Prevalence Index worksheet: <br /> 3 Total%Cover of. Multiply by: <br /> 4 OBL species x 1 = <br /> 5 FACW species x 2= <br /> 0 =Total Cover FAC species x 3= <br /> Herb Stratum (Plot size- 5 x 5ft FACU species x 4= <br /> 1 Lactuca serriola 5 N FAC UPL species x 5= <br /> 2 Descurainia pinnata 15 Y UPL Column Totals: (A) (B) <br /> 3 Chenopodium album 5 N FACU <br /> 4 Euphorbia esula 10 N UPL Prevalence Index =B/A= <br /> 5 Cardaria draba 15 Y UPL Hydrophytic Vegetation Indicators: <br /> 6 Bromus inermis 20 Y UPL — 1 -Rapid Test for Hydrophytic Vegetation <br /> 7 Rumex crispus 5 N FAC — 2-Dominance Test is>50% <br /> 3-Prevalence Index is 153.0' <br /> 8. — <br /> 9 — 4-Morphological Adaptations'(Provide supporting <br /> data in Remarks or on a separate sheet) <br /> 10. _ Problematic Hydrophytic Vegetation'(Explain) <br /> 75 =Total Cover <br /> Woody Vine Stratum (Plot size: 1 'Indicators of hydric soil and wetland hydrology must <br /> 1 be present,unless disturbed or problematic. <br /> 2. Hydrophytic <br /> =Total Cover Vegetation <br /> %Bare Ground in Herb Stratum 25% Present? Yes No ✓ <br /> Remarks: <br /> Does not meet the criteria for hydrophytic vegetation. <br /> US Army Corps of Engineers Great Plains—Version 2.0 <br />