2019-07-09_REVISION - M2004044 (35)

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WETLAND DETERMINATION DATA FORM—Great Plains Region Project/Site: Tucson South Mine City/County: Brighton/Adams Sampling Date, 07/06/2017 Applicant/Owner: Aggregate Industries State: CO Sampling Point. TM-Al 0-UPO Investigator(s). C. Ansari, J. Heule Section,Township, Range 1, TO1S, R67W Landform(hillslope,terrace,etc.)- Valley floor Local relief(concave,convex, none). none Slope(%) 0.5 Subregion(LRR): Western Great Plains (G) Lat: 39.988969 Long -104.843787 Datum- WGS 84 Soil Map Unit Name. Wet alluvial land NWI classification: N/A Are climatic/hydrologic conditions on the site typical for this time of year? Yes X No (If no,explain in Remarks) Are Vegetation Soil or Hydrology significantly disturbed? Are"Normal Circumstances"present? Yes X No Are Vegetation Soil or Hydrology naturally problematic? (If needed,explain any answers in Remarks.) SUMMARY OF FINDINGS— Attach site map showing sampling point locations,transects, important features, etc. Hydrophytic Vegetation Present? Yes No X Is the Sampled Area Hydric Soil Present? Yes No X Wetland Hydrology Present? Yes No X within a Wetland? Yes No X Remarks:Plot paired with TM-A10-WT-01 VEGETATION—Use scientific names of plants. Absolute Dominant Indicator Dominance Test worksheet: Tree Stratum (Plot size 30' ) %Cover Species? Status Number of Dominant Species 1. None That Are OBL, FACW,or FAC 2 (excluding FAC-): 2 (A) 3. Total Number of Dominant 4. Species Across All Strata. 6 (B) 0 =Total Cover Percent of Dominant Species Sapling/Shrub Stratum (Plot size: 15 ) That Are OBL, FACW,or FAC: 33 (A/B) 1 None 2 Prevalence Index worksheet: 3 Total%Cover of: Multiply by 4 OBL species x 1 = 5 FACW species x 2= 0 =Total Cover FAC species x 3= Herb Stratum (Plot size: 5' ) FACU species x 4= 1. Hordeum jubatum 10 Y FACW UPL species x 5= 2. Lepedium perfoliatum 15 Y FAC Column Totals: (A) (B) 3. Bromus inermus 10 Y UPL 4. Taraxacum officinale 5 N FACU Prevalence Index =B/A= 5. Bassia scoparia 10 Y FACU Hydrophytic Vegetation Indicators: 6 Lactuca serriola 5 N FAC — 1 -Rapid Test for Hydrophytic Vegetation 7 Cirsium arvense 10 Y FACU — 2-Dominance Test is>50% g Carduus acanthoides 15 Y UPL — 3-Prevalence Index is s3.0' 9 — 4-Morphological Adaptations' (Provide supporting data in Remarks or on a separate sheet) 10. _ Problematic Hydrophytic Vegetation' (Explain) 80 =Total Cover Woody Vine Stratum (Plot size: 30 ) 'Indicators of hydnc soil and wetland hydrology must 1. None be present, unless disturbed or problematic 2• Hydrophytic 0 =Total Cover Vegetation %Bare Ground in Herb Stratum 20 Present? Yes No X Remarks: US Army Corps of Engineers Great Plains-Version 2.0