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WETLAND DETERMINATION DATA FORM—Great Plains Region <br /> Project/Site: Tucson South Mine City/County: Brighton/Adams Sampling Date: 07/07/2017 <br /> Applicant/Owner: Aggregate Industries State: CO Sampling Point: TM-Al2-WTC <br /> Investigator(s): C. Ansari, J. Heule Section,Township,Range: 1, TO S, R67W <br /> Landform(hillslope,terrace,etc.): Valley floor Local relief(concave,convex, none): concave Slope(%). 0.5 <br /> Subregion(LRR): Western Great Plains (G) Lat: 39.991824 Long: -104.841724 Datum: WGS 84 <br /> Soil Map Unit Name: Loamy alluvial land, gravelly substratum NWI classification: N/A <br /> Are climatic/hydrologic conditions on the site typical for this time of year? Yes X No (If no,explain in Remarks.) <br /> Are Vegetation Soil or Hydrology significantly disturbed? Are"Normal Circumstances"present? Yes X No <br /> Are Vegetation Soil or Hydrology naturally problematic? (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 X No <br /> Is the Sampled Area <br /> Hydric Soil Present? Yes X No within a Wetland? Yes X No <br /> Wetland Hydrology Present? Yes X No <br /> Remarks:A small man-made depression that is approximately 6' deep and below the water table. No clear connection to a <br /> WoUS. <br /> VEGETATION —Use scientific names of plants. <br /> Absolute Dominant Indicator Dominance Test worksheet: <br /> Tree Stratum (Plot size: 30' ) %Cover Species? Status Number of Dominant Species <br /> 1. None That Are OBL, FACW,or FAC <br /> 2 (excluding FAC-): 1 (A) <br /> 3. Total Number of Dominant <br /> 4. Species Across All Strata: 1 (B) <br /> 0 =Total Cover Percent of Dominant Species <br /> Sapling/Shrub Stratum (Plot size: 15' ) That Are OBL, FACW,or FAC: 100 (A/B) <br /> 1. None <br /> 2. <br /> Prevalence Index worksheet: <br /> 3. <br /> 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 1 FACU species x 4= <br /> 1. Typha angustifolia 100 Y OBL UPL species x 5= <br /> 2. Column Totals: (A) (B) <br /> 3. <br /> 4 Prevalence Index =B/A= <br /> 5 Hydrophytic Vegetation Indicators: <br /> X 1 -Rapid Test for Hydrophytic Vegetation <br /> 6. — <br /> x 2-Dominance Test is>50% <br /> 3-Prevalence Index is 53.0' <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 /> 100 =Total Cover <br /> Woody Vine Stratum (Plot size: 30' ) 'Indicators of hydric soil and wetland hydrology must <br /> 1. None be present, unless disturbed or problematic. <br /> 2• Hydrophytic <br /> 0 =Total Cover Vegetation <br /> %Bare Ground in Herb Stratum 0 Present? Yes X No <br /> Remarks: <br /> US Army Corps of Engineers Great Plains-Version 2.0 <br />