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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-U3 <br /> Investigator(s). Tyler Worley Section,Township, Range, S28,29,32,&33 T22s,R46W <br /> Landform(hillslope,terrace,etc.): Agricultural field Local relief(concave,convex,none): None Slope(%). 0% <br /> Subregion(LRR): Great Plains Range(LRR G) Lat. Long. Datum: WGS84 <br /> Soil Map Unit Name: Las clay loam,saline 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 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 situated south of Expansion A within a historic irrigation ditch.The ditch is filled with upland vegetation and has not been used in <br /> some time. <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. 2 (B) <br /> 0 =Total Cover Percent of Dominant Species <br /> Sapling/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 12.5 x 3= 37.5 <br /> Herb Stratum (Plot size. ) FACU species 42.5 x q= 170 <br /> 1 Convolvulus arvensis 40 Y UPL UPL species 45 x 5= 225 <br /> 2 Salsola kale 35 Y FACU Column Totals- 100 (A) 432.5 (B) <br /> 3 Latuca serriola 10 N FAC <br /> q Helianthus annuus 5 N FACU Prevalence Index =B/A 4.33 <br /> = <br /> 5 Hespirostipa comata 5 N UPL Hydrophytic Vegetation Indicators: <br /> 6 Bouteloua dactyloides 2.5 N FACU — 1 -Rapid Test for Hydrophytic Vegetation <br /> 7 Rumex crispus 2.5 N FAC — 2-Dominance Test is>50% <br /> 3-Prevalence Index is 53.0' <br /> — 4-Morphological Adaptations'(Provide supporting <br /> 9. 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 />