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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: AR E1 W <br /> Investigator(s): Tyler Worley Section,Township, Range: S28,29,32,&33 T22s,R46W <br /> Landform(hillslope,terrace,etc.). Irrigation retention pond 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. Rocky Ford clay loam,0-1%slopes NWI classification. Riverine <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 /> Wetland data point situated in the southern portion of Expansion B and C within irrigation ditch.This point is paired with upland data point AR E1 U. <br /> VEGETATION—Use scientific names of plants. <br /> Absolute Dominant Indicator Dominance Test worksheet: <br /> Tree Stratum (Plot size: ) %Cover Syecies9 Status Number of Dominant Species <br /> 1 Ulmus americana 10 Y FAC That Are OBL, FACW,or FAC <br /> 2 (excluding FAC—): 4 (A) <br /> 3. Total Number of Dominant <br /> 4 Species Across All Strata: 4 (B) <br /> 10 =Total Cover Percent of Dominant Species <br /> Saplino/Shrub Stratum (Plot size: ) That Are OBL, FACW,or FAC: 100% (A/B) <br /> 1 Typha latifolia 20 Y OBL <br /> Prevalence Index worksheet: <br /> 2. <br /> Total%Cover of. Multiply by <br /> 3. <br /> 4 OBL species 20 x 1 = 20 <br /> 5. <br /> FACW species 63 x 2= 126 <br /> 20 =Total Cover FAC species 10 x 3= 30 <br /> Herb Stratum (Plot size. ) FACU species x 4= <br /> 1 Spartina pectinata 33 Y FACW UPL species 4 x 5= 20 <br /> 2 Rumex venosus 30 Y FACW Column Totals. 97 (A) 196 (B) <br /> 3.-Solidago missouriensis 4 N UPL <br /> Prevalence Index =B/A= 2.02 <br /> 4. <br /> Hydrophytic Vegetation Indicators: <br /> 5. <br /> 1 -Rapid Test for Hydrophytic Vegetation <br /> 6. <br /> ✓ 2-Dominance Test is>50% <br /> 7. ✓ 3-Prevalence Index is<-3.0' <br /> 8. _ 4-Morphological Adaptations'(Provide supporting <br /> 9• data in Remarks or on a separate sheet) <br /> 10. _ Problematic Hydrophytic Vegetation' (Explain) <br /> fi7 =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 3 Present? Yes ✓ No <br /> Remarks: <br /> Does meet the criteria for hydrophytic vegetation.Irrigation channel. <br /> US Army Corps of Engineers Great Plains—Version 2.0 <br />