HomeMy WebLinkAbout20160766 Ver 1_B-5744 wetform_20160808
WETLAND DETERMINATION DATA FORM – Atlantic and Gulf Coastal Plain Region
Project/Site: B-5744 City/County: Scotland Sampling Date: 12/10/2015
B-5744 WA-
Applicant/Owner: NCDOT State: NC Sampling Point:
wett
Investigator(s): J Dilday, T Stanton, D Riffey, J Merritt Section, Township, Range:
Landform (hillslope, terrace, etc.): depression Local relief (concave, convex, none): concave Slope (%):
Subregion (LRR or MLRA): P Lat: 34.6595 Long: -79.4502 Datum:
Soil Map Unit Name: Pamlico and Johnston soil 0-1% slope NWI classification: PF01C
Are climatic / hydrologic conditions on the site typical for this time of year? Yes No (If no, explain in Remarks.)
Are Vegetation , Soil , or Hydrology , significantly disturbed? Are “Normal Circumstances” present? Yes No
Are Vegetation , Soil , or Hydrology , naturally problematic? (If needed, explain any answers in Remarks.)
SUMMARY OF FINDINGS – Attach site map showing sampling point locations, transects, important features, etc.
Hydrophytic Vegetation Present? Yes No
Is the Sampled Area
Yes No
Hydric Soil Present? Yes No
within a Wetland?
Wetland Hydrology Present? Yes No
Remarks: Criteria met.
HYDROLOGY
Wetland Hydrology Indicators:
Secondary Indicators (minimum of two required)
Primary Indicators (minimum of one is required; check all that apply) Surface Soil Cracks (B6)
Surface Water (A1) Aquatic Fauna (B13) Sparsely Vegetated Concave Surface (B8)
Marl Deposits (B15) (LRR U)
High Water Table (A2) Drainage Patterns (B10)
Saturation (A3) Hydrogen Sulfide Odor (C1) Moss Trim Lines (B16)
Water Marks (B1) Oxidized Rhizospheres along Living Roots (C3) Dry-Season Water Table (C2)
Sediment Deposits (B2) Presence of Reduced Iron (C4) Crayfish Burrows (C8)
Drift Deposits (B3) Recent Iron Reduction in Tilled Soils (C6) Saturation Visible on Aerial Imagery (C9)
Algal Mat or Crust (B4) Thin Muck Surface (C7) Geomorphic Position (D2)
Iron Deposits (B5) Other (Explain in Remarks) Shallow Aquitard (D3)
Inundation Visible on Aerial Imagery (B7) FAC-Neutral Test (D5)
Sphagnum moss (D8) (LRR T, U)
Water-Stained Leaves (B9)
Field Observations:
Surface Water Present? Yes No Depth (inches): 3"
Water Table Present? Yes No Depth (inches): 0"
Wetland Hydrology Present? Yes No
Saturation Present?
Yes No Depth (inches): 0"
(includes capillary fringe)
Describe Recorded Data (stream gauge, monitoring well, aerial photos, previous inspections), if available:
Remarks:
US Army Corps of Engineers Atlantic and Gulf Coastal Plain Region –Version 2.0
VEGETATION – Use scientific names of plants
Sampling Point:
B-5744 WA-wett
Absolute Dominant Indicator
Dominance Test Worksheet:
Tree Stratum (Plot size:30')
% Cover Species? Status
1. Liquidambar styraciflua
60 Yes FAC
Number of Dominant Species
3 (A)
That Are OBL, FACW, or FAC:
2. Liriodendron tulipifera
20 YesFACU
3. Magnolia grandiflora
5 NoFAC
Total Number of Dominant
4 (B)
Species Across All Strata:
4. Ilex opaca
2 NoFAC
5.
Percent of Dominant Species
75
(A/B)
That Are OBL, FACW, or FAC:
6.
7. Prevalence Index worksheet:
8.
Total % Cover of : Multiply by:
87 = Total Cover OBL species x1 =
50% of total cover: 43.5 20% of total cover: 17.4 FACW species x2 =
Sapling/Shrub Stratum (Plot size:30') FAC species x3 =
1. Ligustrum sinense
35 YesFACFACU species x4 =
2.
UPL species x5 =
3.
Column Totals: (A) (B)
4.
Prevalence Index = B/A =
5. Hydrophytic Vegetation Indicators:
6.
1 - Rapid Test for Hydrophytic Vegetation
7.
2 - Dominance Test is >50%
8.
3 - Prevalence Index is <3.0
1
35 = Total Cover Problematic Hydrophytic Vegetation1 (Explain)
50% of total cover: 17.5 20% of total cover: 7
Indicators of hydric soil and wetland hydrology must
1
be present, unless disturbed or problematic.
Herb Stratum (Plot size:30')
1. Definitions of Vegetation Strata:
2.
Tree – Woody plants, excluding vines, 3 in. (7.6 cm) or more in
3.
diameter at breast height (DBH), regardless of height.
4.
Sapling/Shrub – Woody plants, excluding vines, less than 3 in. DBH
5.
and greater than 3.28 ft tall.
6.
Herb – All herbaceous (non-woody) plants, regardless of size, and
7.
woody plants less than 3.28 ft tall.
8.
Woody vine – All woody vines greater than 3.28 ft in height.
9.
10.
11.
12.
= Total Cover
50% of total cover: 20% of total cover:
Woody Vine Stratum (Plot size:30')
50 Yes FAC
1. Smilex rotundafolia
2.
3.
4.
Hydrophytic
Yes No
5. Vegetation
Present?
50 = Total Cover
50% of total cover: 25 20% of total cover: 10
Remarks: (If observed, list morphological adaptations below).
US Army Corps of Engineers Atlantic and Gulf Coastal Plain Region –Version 2.0
SOIL
Sampling Point:
B-5744 WA-wett
Profile Description: (Describe to the depth needed to document the indicator or confirm the absence of indicators.)
Depth Matrix Redox Features
(inches) Color (moist) % Color (moist) % Type Loc Texture Remarks
12
0-6 2.5Y 3/1 95 10YR 4/6 5 C PL sandy loam
6-12 sand alluvial
Type: C= Concentration, D=Depletion, RM=Reduced Matrix, CS=Covered or Coated Sand Grains. Location: PL=Pore Lining, M=Matrix
12
Hydric Soil Indicators: (Applicable to all LRRs, unless otherwise noted.) Indicators for Problematic Hydric Soils:
3
Polyvalue Below Surface (S8) (LRR S, T, U) 1 cm Muck (A9) (LRR O)
Histosol (A1)
Thin Dark Surface (S9) (LRR S, T, U) 2 cm Muck (A10) (LRR S)
Histic Epipedon (A2)
Loamy Mucky Mineral (F1) (LRR U) Reduced Vertic (F18) (outside MLRA 150A,B)
Black Histic (A3)
Piedmont Floodplain Soils (F19) (LRR P, S, T)
Hydrogen Sulfide (A4) Loamy Gleyed Matrix (F2)
Stratified Layers (A5) Depleted Matrix (F3)
Anomalous Bright Loamy Soils (F20)
(MLRA 153B)
Organic Bodies (A6) (LRR P, T, U)
Redox Dark Surface (F6)
5 cm Mucky Mineral (A7) (LRR P, T, U)
Depleted Dark Surface (F7) Red Parent Material (TF2)
Muck Presence (A8) (LRR U)
Redox Depressions (F8) Very Shallow Dark Surface (TF12)
1 cm Muck (A9) (LRR P, T) Marl (F10) (LRR U)
Other (Explain in Remarks)
Depleted Ochric (F11) (MLRA 151)
Depleted Below Dark Surface (A11)
Iron-Manganese Masses (F12) (LRR O, P, T)
Thick Dark Surface (A12)
Indicators of hydrophytic vegetation and
3
Coast Prairie Redox (A16) (MLRA 150A) Umbric Surface (F13) (LRR P, T, U)
wetland hydrology must be present,
unless disturbed or problematic.
Sandy Mucky Mineral (S1) (LRR O, S) Delta Ochric (F17) (MLRA 151)
Reduced Vertic (F18) (MLRA 150A, 150B)
Sandy Gleyed Matrix (S4)
Piedmont Floodplain Soils (F19) (MLRA 149A)
Sandy Redox (S5)
Anomalous Bright Loamy Soils (F20) (MLRA 149A, 153C, 153D)
Stripped Matrix (S6)
Dark Surface (S7) (LRR P, S, T, U)
Restrictive Layer (if present):
Type:
Hydric Soils Present? Yes No
Depth (inches):
Remarks:
US Army Corps of Engineers Atlantic and Gulf Coastal Plain Region –Version 2.0