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WETLAND DETERMINATION DATA FORM—Great Plains Region <br /> Project/Site: Thunderbird Property City/County: Pueblo County Sampling Date: 8/11/2020 <br /> Applicant/Owner: Martin Marietta State: CO Sampling Point: SP-1 <br /> Investigator(s): MRF/TLM, Pinyon Environmental Inc. Section,Township, Range: S31,T2OS, R63W <br /> Landform(hillslope,terrace,etc.): Peninsula Local relief(concave,convex,none): Concave Slope(%): 2 <br /> Subregion(LRR): western Great Plains Range and Irrigated Region Lat: 38.260995' Long: -104.492626' Datum: WIGS 84 <br /> Soil Map Unit Name: Glenberg-Haversid complex,0 to 2 percent slopes,occasionally flooded NWI classification: PUBF <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 No Soil No or Hydrology No significantly disturbed? Are"Normal Circumstances"present? Yes X No <br /> Are Vegetation No Soil No or Hydrology No 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 X <br /> within a Wetland? Yes No <br /> Wetland Hydrology Present? Yes X No <br /> Remarks: <br /> Peninsula within pond. Pond is surrounded by Russian olive trees. Hydrophytic vegetation, wetland hydrology, and hydric soils noted. <br /> VEGETATION — Use scientific names of plants. <br /> Absolute Dominant Indicator Dominance Test worksheet: <br /> Tree Stratum (Plot size: 30 Ft radius ) %Cover Species? Status <br /> Number of Dominant Species <br /> 1 Elaeagnus angustifolia 30 Y FACU That Are OBL, FACW,or FAC <br /> 2 (excluding FAC-): 2 (A) <br /> 3. Total Number of Dominant <br /> 4 Species Across All Strata: 3 (B) <br /> =Total Cover Percent of Dominant Species <br /> Sapling/Shrub Stratum (Plot size: 15 Ft radius 30) That Are OBL, FACW,or FAC: 66 (A/B) <br /> 1 N/A <br /> 2 Prevalence Index worksheet: <br /> 3 Total%Cover of: Multiply by: <br /> 4 OBL species 0 x 1 = 0 <br /> 5 FACW species 0 x 2= 0 <br /> 0 =Total Cover FAC species 0 x 3= 0 <br /> Herb Stratum (Plot size: 5 Ft radius ) FACU species 0 x 4= 0 <br /> 1 Schoenoplectus pungens 55 Y OBL UPL species 0 x 5= 0 <br /> 2 Phalaris arundinacea 20 Y FACW Column Totals: 0 (A) 0 (B) <br /> 3 Muhlenbergia asperifolia 10 N FACW <br /> Prevalence Index =B/A= NaN <br /> 4 Verbena hastata 5 N FACW <br /> 5 Echinochloa muricata 5 N FACW Hydrophytic Vegetation Indicators: <br /> Helianthus annulus 5 N FACU 1 -Rapid Test for Hydrophytic Vegetation <br /> 6. All d—mots are FACW and/or OBL <br /> X 2-Dominance Test is>50% <br /> 7. <br /> 3-Prevalence Index is 53.0' <br /> 8. <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: 15 Ft radius ) 'Indicators of hydric soil and wetland hydrology must <br /> 1. N/A be present, unless disturbed or problematic. <br /> 2 Hydrophytic <br /> 0 =Total Cover Vegetation <br /> %Bare Ground in Herb Stratum 0 130 =Total Veg Cover Present? Yes X No <br /> Remarks: IDS-FAC Neutral Test for hydrology.Drop all FAC,cross examine all other dominants.Il 50%remaining are FACW to OBL,then YES to D5. <br /> Passes dominance test for hydrophytic vegetation. <br /> US Army Corps of Engineers Great Plains-Version 2.0 <br />