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WETLAND DETERMINATION DATA FORM—Great Plains Region <br /> Project/Site Prowers Aggregate Operations-West Farm Pit Expansion City/County Prowers County Sampling Date- 11/5/2020 <br /> Applicant/Owner: J&T Consulting,Inc State Colorado Sampling Point: DP-U12 <br /> Investigator(s): Tyler Worley Section,Township, Range. S28,29,32,&33 T22s,R46W <br /> Landform(hillslope,terrace,etc.): Water retention basin Local relief(concave,convex,none): Concave Slope(%): <1% <br /> Subregion(LRR). Great Plains Range(LRR G) Lat: Long: Datum. WGS84 <br /> Soil Map Unit Name- Las clay loam 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 ✓ <br /> ✓ within a Wetland? Yes No <br /> Wetland Hydrology Present? Yes No <br /> Remarks: <br /> Upland data point situated in the water retention basin adjacent to agricultural field in the central portion of Expansion A.The basin has not been used <br /> in years and has upland vegetation and sandy soils within. <br /> VEGETATION—Use scientific names of plants. <br /> Absolute Dominant Indicator Dominance Test worksheet: <br /> Tree Stratum (Plot size: ) %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 /> q Species Across All Strata: 3 (B) <br /> 0 =Total Cover Percent of Dominant Species <br /> Saplino/Shrub Stratum (Plot size: ) 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 10 x 3= 30 <br /> Herb Stratum (Plot size: ) FACU species 50 x q= 200 <br /> 1 Thinopyrum intermedium 40 Y UPL UPL species 40 x 5= 200 <br /> 2 Elymus trachycaulus 30 Y FACU Column Totals: 100 (A) 430 (B) <br /> 3 Salsola kali 20 Y FACU <br /> q Rumex crispus 10 N FAC Prevalence Index =B/A= 4.3 <br /> 5 Hydrophytic Vegetation Indicators: <br /> 6. 1 -Rapid Test for Hydrophytic Vegetation <br /> 2-Dominance Test is>50% <br /> 7. <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: ) '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 0 Present? Yes No ✓ <br /> Remarks: <br /> Vegetation community is representative of the vegetated uplands in of the survey area. Does not meet the criteria for hydrophytic vegetation. <br /> US Army Corps of Engineers Great Plains—Version 2.0 <br />