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I <br /> I WETLAND DETERMINATION DATA FORM-Western Mountains, Valleys and Coast Region <br /> Project/Site: Bull Creek#4 City/County:Mesa County Sampling Date: 08/18/2014 <br /> Applicant/Owner: Bull Creek Ditch and Reservoir State:CO Sampling Point:DP4Wet <br /> IInvestigator(s):LRR/MAJ Section,Township,Range: Sec.29 T11S R95W <br /> Landform(hillslope,terrace,etc.): Within reservoir basin Local relief(concave,convex,none): Concave Slope(%):0-2% <br /> I Subregion(LRR)E-RM Forests&Rangeland tat:39.07311 Long:-108.03809 Datum:WGS 84 <br /> Soil Map Unit Name: Booneville,warm-Doughspon complex,5 to 15%slopes,very stony NWI classification:None <br /> Are climatic/hydrologic conditions on the site typical for this time of year? Yes ri No( (If no,explain in Remarks.) <br /> IAre Vegetation[_ Soil ❑ or Hydrology ❑ significantly disturbed? Are"Normal Circumstances"present? Yes No <br /> Are Vegetation Soil ❑ or Hydrology ❑ 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 /> IHydrophytic Vegetation Present? Yes (I No C' <br /> Hydric Soil Present? Yes (i No Ca Is the Sampled Area <br /> I Wetland Hydrology Present? Yes (i No ( within a Wetland? Yes No r <br /> Remarks: In 2011 the reservoir elevation was raised from 9,857.5 feet to 9,864 feet. This area was not delineated as wetland in 2009. <br /> Located between two areas previously delineated as wetland.Data point located below the new high water mark. <br /> VEGETATION <br /> Absolute Dominant Indicator Dominance Test worksheet: <br /> I Tree Stratum Plot Size 1 <br /> 1. %Cover Species? Status Number of Dominant Species <br /> That Are OBL,FACW,or FAC: 4 (A) <br /> 2. <br /> Total Number of Dominant <br /> 3. Species Across All Strata: 4 (B) <br /> I 4. <br /> Percent of Dominant Species <br /> =Total Cover That Are OBL,FACW,or FAC: 100.0% (A/B) <br /> Sapling/Shrub Stratum Plot Size 110x10 <br /> I 1.Salix geyeriana 80 Yes FACW Prevalence Index worksheet: <br /> 2.Salix monticola 50 Yes osr Total%Cover of: Multiply by: <br /> 3. OBL species x 1 = <br /> I q FACW species x 2= <br /> 5 FAC species x 3= <br /> 130 =Total Cover FACU species x 4= <br /> Herb Stratum Plot Size 110x10 UPL species x 5= <br /> I 1.Calamogrostis canadensis 30 Yes FACW Column Totals: (A) (B) <br /> 2-Equisteum arvense 20 Yes FAC <br /> 3. Prevalence Index =B/A= <br /> I 4. <br /> 5 Hydrophytic Vegetation Indicators: <br /> X Dominance Test is>50% <br /> 6. Prevalence Index is n_3.01 <br /> 7. <br /> Morphological Adaptations'(Provide supporting <br /> I $ data in Remarks or on a separate sheet) <br /> ❑ Problematic Hydrophytic Vegetation'(Explain) <br /> 50 =Total Cover <br /> Woody Vine Stratum Plot Size <br /> 1 <br /> 2. 'Indicators of hydric soil and wetland hydrology must <br /> be present. <br /> =Total Cover Hydrophytic <br /> I <br /> Vegetation <br /> %Bare Ground in Herb Stratum 50 % Present? Yes 6i. No C <br /> Remarks: Thick canopy of willow. Understory is sparse and consists mainly of CACA and EQAR. Sparse understory is expected in <br /> an area with thick canopy cover. Used CACA as the indicator of wetland boundary. <br /> I <br /> IUS Army Corps of Engineers Western Mountains,Valleys,and Coast-Interim Version <br />