C150240 Wetland Delineation and Preliminary Jurisdictional Determination

• Contract/PO #: C150240
• Contractor Name: Bull Creek Reservoir, Canal & Power Company
• Contract Type: Loan
• Water District: 0
• County: Mesa
• Loan Projects - Doc Type: Report

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SOIL Sampling Point: DP8Up
Profile Description: (Describe to the depth needed to document the indicator or confirm the absence of Indicators.)
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Depth Matrix Redox Features
(inches) Color(moist) % Color(moist) % Type' Loc2 Texture3 Remarks
0-6 organic 100
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6-18 2.5 Y 2.5/1 100 CL
18-24 10 YR 3/2 80 20 C M CL
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1
'Type: C=Concentration,D=Depletion,RM=Reduced Matrix. 2Location: PL=Pore Lining, RC=Root Channel,M=Matrix.
3Soil Textures: Clay,Silty Clay,Sandy Clay,Loam,Sandy Clay Loam,Sandy Loam,Clay Loam,Silty Clay Loam,Silt Loam,Silt, Loamy Sand,Sand.
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Hydric Soil Indicators: (Applicable to all LRRs,unless otherwise noted) Indicators for Problematic Hydric Soils:
Li Histosol(A1) Li Sandy Redox(S5) U 2 cm Muck(A10)
Histic Epipedon(A2) ❑ Stripped Matrix(S6) ❑ Red Parent Material(TF2)
[7 ,Black Histic(A3) n Loamy Mucky Mineral(F1)(except MLRA 1) ❑ Other(Explain in Remarks)
❑ Hydrogen Sulfide(A4) ❑ Loamy Gleyed Matrix(F2)
❑ Depleted Below Dark Surface(A11) ❑ Depleted Matrix(F3)
n T• hick Dark Surface(Al2) ❑ Redox Dark Surface(F6) 3lndicators of hydrophytic vegetation and I
S• andy Mucky Mineral(Si) Depleted Dark Surface(F7) wetland hydrology must be present,
❑ n
Redox De ressions(F8) unless distrubed or problematic.
Sandy Gleyed Matrix(S4) ❑ P
Restrictive Layer(if present): I
Type:
Depth(inches): Hydric Soil Present? Yes r No(:
Remarks:
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HYDROLOGY
Wetland Hydrology Indicators:
Primary Indicators(any one indicator is sufficient) Secondary Indicators(2 or more required) I
❑ Surface Water(Al) H Water-Stained Leaves(B9)(no MLRA 1,2,4 A&B❑ Water Stained Leaves(B9)(MLRA 1,2,4
Li High Water Table(A2) ❑ Salt Crust(B11) A&B
n Saturation(A3) ❑ Aquatic Invertebrates(B13) 7 Drainage Patterns(B10)
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Water Marks(B1) ❑ Hydrogen Sulfide Odor(C1) ❑ Dry-Season Water Table(C2)
❑ Sediment Deposits(B2) ❑ Oxidized Rhizospheres along Living Roots(C3) n Saturation Visible on Aerial Imagery(C9)
Li Drift Deposits(B3) ❑ Presence of Reduced Iron(C4) ❑ Geomorphic Position(D2)
❑ Algal Mat or Crust(B6) ❑ Recent Iron Reduction in Tilled Soils(C6) u Shallow Aquitard(D3)
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❑ Iron Deposits(B6) ❑ Stunted or Stressed Plants(D1)(LRR A) U FAC-Neutral Test(D5)
❑ Surface Soil Cracks(B6) n Other(Explain in Remarks) n Raised Ant Mounds(D6)(LRR A)
Inundation Visible on Aerial Imagery(B7) ❑ Frost-Heave Hummucks(D7)
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C Sparsely Vegetated Concave Surface(B8)
Field Observations:
Surface Water Present? Yes C No C Depth(inches): I
Water Table Present? Yes C No C Depth(inches):
Wetland Hydrology Present? Yes C No {i
Saturation Present? Yes C No t: Depth(inches):
(includes capillary fringe)
Describe Recorded Data(stream gauge,monitoring well,aerial photos,previous inspections),if available:
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Remarks:
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US Army Corps of Engineers Western Mountains,Valleys,and Coast-Interim Version
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