HomeMy WebLinkAbout20200402 Ver 1_W30 Data Forms_20210201U.S. Army Corps of Engineers OMB Control #: 0710-xxxx, Exp: Pending
WETLAND DETERMINATION DATA SHEET — Atlantic and Gulf Coastal Plain Region Requirement Control Symbol EXEMPT:
See ERDC/EL TR-07-24; the proponent agency is CECW-CO-R (Authority: AR 335-15, paragraph 5-2a)
Project/Site: Line 99 City/County: Brunswick CO. Sampling Date: 11-13-19
Applicant/Owner: Duke PNG State: NC Sampling Point: W30
Investigator(s): AB Section, Township, Range:
Landform (hillside, terrace, etc.): terrace Local relief (concave, convex, none): none Slope (%): 2-3
Subregion (LRR or MLRA): LRR P Lat: 34.05916 Long:-78.02636 Datum: NAD83
Soil Map Unit Name: Kureb fine sand, 1 to 8 percent slopes NWI classification: PFO1/3Ad
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 X No Is the Sampled Area
Hydric Soil Present? Yes X No within a Wetland? Yes X No
Wetland Hydrology Present? Yes X No
Remarks:
HYDROLOGY
Wetland Hydrology Indicators:
Secondary Indicators (minimum of two required)
Primary Indicators (minimum of one is required: check all that apply)
_Surface Soil Cracks (136)
X Surface Water (Al) _Aquatic
Fauna (1313)
_Sparsely Vegetated Concave Surface (138)
—High Water Table (A2) —Marl
Deposits (1315) (LRR U)
X Drainage Patterns (B10)
—Saturation (A3) —Hydrogen
Sulfide Odor (Cl)
—Moss Trim Lines (B16)
_Water Marks (131) _Oxidized
Rhizospheres on Living Roots (C3)
_Dry -Season Water Table (C2)
_Sediment Deposits (132) _Presence
of Reduced Iron (C4)
_Crayfish Burrows (C8)
_Drift Deposits (133) _Recent
Iron Reduction in Tilled Soils (C6)
_Saturation Visible on Aerial Imagery (C9)
_Algal Mat or Crust (134) _Thin
Muck Surface (C7)
_Geomorphic Position (D2)
_Iron Deposits (135) _Other
(Explain in Remarks)
_ShallowAquitard (D3)
—Inundation Visible on Aerial Imagery (137)
X FAC-Neutral Test (D5)
Water -Stained Leaves (139)
Sphagnum Moss (D8) (LRR T, U)
Field Observations:
Surface Water Present? Yes X No
Depth (inches): 3
Water Table Present? Yes X No
Depth (inches):
Saturation Present? Yes X No
Depth (inches):
Wetland Hydrology Present? Yes X No
(includes capillary fringe)
Describe Recorded Data (stream gauge, monitoring well, aerial photos, previous inspections), if available:
Remarks:
ENG FORM 6116-2-SG, JUL 2018 Atlantic and Gulf Coastal Plain — Version 2.0
VEGETATION (Four Strata) - Use scientific names of plants.
Sampling Point: W30
Absolute
Dominant
Indicator
Tree Stratum (Plot size: 50*50 )
% Cover
Species?
Status
Dominance Test worksheet:
1.
Pinus palustris
35
Yes
FACU
Number of Dominant Species
2.
Persea borbonia
10
Yes
FACW
That Are OBL, FACW, or FAC: 6 (A)
3.
Acerrubrum
5
No
FAC
Total Number of Dominant
4.
Species Across All Strata: 7 (B)
5.
Percent of Dominant Species
6.
That Are OBL, FACW, or FAC: 85.7% (A/B)
7.
Prevalence Index worksheet:
8.
Total % Cover of: Multiply by:
50
=Total Cover
OBL species x 1 =
50% of total cover:
25
20% of total cover:
10
FACW species x 2 =
Sapling/Shrub Stratum (Plot size: 50*50
)
FAC species x 3 =
1.
Cyrilla racemiflora
30
Yes
FACW
FACU species x 4 =
2.
Lyonia lucida
10
No
FACW
UPL species x 5 =
3.
Morella cerifera
5
No
FAC
Column Totals: (A) (B)
4.
Nyssa sylvatica
5
No
FAC
Prevalence Index = B/A =
5.
Quercus nigra
5
No
FAC
Hydrophytic Vegetation Indicators:
6.
_ 1 - Rapid Test for Hydrophytic Vegetation
7.
X 2 - Dominance Test is >50%
8.
3 - Prevalence Index is :53.0'
55
=Total Cover
-Problematic Hydrophytic Vegetation' (Explain)
50% of total cover:
28
20% of total cover:
11
Herb Stratum (Plot size: 10*10 )
1.
Juncus effusus
10
Yes
OBL
'Indicators of hydric soil and wetland hydrology must be
2.
Dichanthelium clandestinum
10
Yes
FACW
present, unless disturbed or problematic.
Definitions of Four Vegetation Strata:
3. Carex lurida 5 Yes OBL
4.
Tree - Woody plants, excluding vines, 3 in. (7.6 cm) or
5.
more in diameter at breast height (DBH), regardless of
6
height.
7.
Sapling/Shrub - Woody plants, excluding vines, less
8.
than 3 in. DBH and greater than 3.28 ft (1 m) tall.
9.
10.
Herb - All herbaceous (non -woody) plants, regardless
11.
of size, and woody plants less than 3.28 ft tall.
12.
25
=Total Cover
Woody Vine - All woody vines greater than 3.28 ft in
50% of total cover:
13
20% of total cover:
5
height.
Woody Vine Stratum (Plot size: 10*10 )
1.
Smilax laurifolia
5
Yes
FACW
2.
3.
4.
5.
Hydrophytic
5
=Total Cover
Vegetation
50% of total cover:
3
20% of total cover:
1
Present? Yes X No
Remarks: (If observed, list morphological adaptations below.)
ENG FORM 6116-2-SG, JUL 2018 Atlantic and Gulf Coastal Plain - Version 2.0
SOIL Sampling Point: W30
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'
Loc2 Texture Remarks
0-8
10YR 4/2 80
10YR 4/6 20 C
PL Loamy/Clayey Prominent redox concentrations
8-14
10YR 4/2 60
10YR 4/6 20 C
PL Loamy/Clayey Prominent redox concentrations
2.5Y 2.5/1 20 C
M Distinct redox concentrations
'Type: C=Concentration, D=Depletion, RM=Reduced Matrix, MS=Masked Sand Grains.
2Location: PL=Pore Lining, M=Matrix.
Hydric Soil Indicators: (Applicable to all LRRs, unless otherwise noted.)
Indicators for Problematic Hydric Soils3:
_ Histosol (Al)
_Thin Dark Surface (S9) (LRR S, T, U)
_ 1 cm Muck (A9) (LRR O)
_ Histic Epipedon (A2)
_ Barrier Islands 1 cm Muck (S12)
_2 cm Muck (A10) (LRR S)
_Black Histic (A3)
(MLRA 153B, 153D)
_Coast Prairie Redox (A16)
—Hydrogen Sulfide (A4)
—Loamy Mucky Mineral (F1) (LRR O)
(outside MLRA 150A)
_Stratified Layers (A5)
_Loamy Gleyed Matrix (F2)
_Reduced Vertic (F18)
_Organic Bodies (A6) (LRR P, T, U)
X Depleted Matrix (F3)
(outside MLRA 150A, 150B)
_5 cm Mucky Mineral (A7) (LRR P, T, U)
Redox Dark Surface (F6)
_Piedmont Floodplain Soils (F19) (LRR P, T)
—Muck Presence (A8) (LRR U)
—Depleted Dark Surface (F7)
_Anomalous Bright Floodplain Soils (F20)
_ 1 cm Muck (A9) (LRR P, T)
_ Redox Depressions (F8)
(MLRA 153B)
_Depleted Below Dark Surface (Al 1)
_Marl (F10) (LRR U)
_Red Parent Material (F21)
_Thick Dark Surface (Al2)
_Depleted Ochric (F11) (MLRA 151)
_Very Shallow Dark Surface (F22)
_Coast Prairie Redox (A16) (MLRA 150A)
Iron -Manganese Masses (F12) (LRR O, P, T)
(outside MLRA 138, 152A in FL, 154)
Sandy Mucky Mineral (S1) (LRR O, S)
_ Umbric Surface (F13) (LRR P, T, U)
—Barrier Islands Low Chroma Matrix (TS7)
_Sandy Gleyed Matrix (S4)
_Delta Ochric (F17) (MLRA 151)
(MLRA 153B, 153D)
_Sandy Redox (S5)
Reduced Vertic (F18) (MLRA 150A, 150B)
_Other (Explain in Remarks)
_Stripped Matrix (S6)
_Piedmont Floodplain Soils (F19) (MLRA 149A)
—Dark Surface (S7) (LRR P, S, T, U)
_Anomalous Bright Floodplain Soils (F20)
_ Polyvalue Below Surface (S8)
(MLRA 149A, 153C, 153D)
3Indicators of hydrophytic vegetation and
(LRR S, T, U)
_Very Shallow Dark Surface (F22)
wetland hydrology must be present,
(MLRA 138, 152A in FL, 154)
unless disturbed or problematic.
Restrictive Layer (if observed):
Type:
Depth (inches): Hydric Soil Present? Yes No
Remarks:
ENG FORM 6116-2-SG, JUL 2018 Atlantic and Gulf Coastal Plain — Version 2.0
U.S. Army Corps of Engineers OMB Control #: 0710-xxxx, Exp: Pending
WETLAND DETERMINATION DATA SHEET — Atlantic and Gulf Coastal Plain Region Requirement Control Symbol EXEMPT:
See ERDC/EL TR-07-24; the proponent agency is CECW-CO-R (Authority: AR 335-15, paragraph 5-2a)
Project/Site: Line 99 City/County: Brunswick Co. Sampling Date: 11-13-19
Applicant/Owner: Duke PNG State: NC Sampling Point: UPLW30
Investigator(s): AB Section, Township, Range:
Landform (hillside, terrace, etc.): terrace Local relief (concave, convex, none): none Slope (%): 2-5
Subregion (LRR or MLRA): LRR P Lat: 34.05921 Long:-78.02644 Datum: NAD83
Soil Map Unit Name: Kureb fine sand, 1 to 8 percent slopes NWI classification: N/A
Are climatic / hydrologic conditions on the site typical for this time of year? Yes X No (If no, explain in Remarks.)
Are Vegetation Soil or Hydrology significantly disturbed? Are "Normal Circumstances" present? Yes X 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 X No Is the Sampled Area
Hydric Soil Present? Yes No X within a Wetland? Yes No X
Wetland Hydrology Present? Yes No X
Remarks:
HYDROLOGY
Wetland Hydrology Indicators:
Secondary Indicators (minimum of two required)
Primary Indicators (minimum of one is required: check all that apply)
_Surface Soil Cracks (136)
_Surface Water (Al) _Aquatic
Fauna (1313)
_Sparsely Vegetated Concave Surface (138)
—High Water Table (A2) —Marl
Deposits (1315) (LRR U)
_ Drainage Patterns (B10)
—Saturation (A3) —Hydrogen
Sulfide Odor (Cl)
—Moss Trim Lines (B16)
_Water Marks (131) _Oxidized
Rhizospheres on Living Roots (C3)
_Dry -Season Water Table (C2)
_Sediment Deposits (132) _Presence
of Reduced Iron (C4)
_Crayfish Burrows (C8)
_Drift Deposits (133) _Recent
Iron Reduction in Tilled Soils (C6)
_Saturation Visible on Aerial Imagery (C9)
_Algal Mat or Crust (134) _Thin
Muck Surface (C7)
_Geomorphic Position (D2)
_Iron Deposits (135) _Other
(Explain in Remarks)
_ShallowAquitard (D3)
—Inundation Visible on Aerial Imagery (137)
X FAC-Neutral Test (D5)
Water -Stained Leaves (139)
Sphagnum Moss (D8) (LRR T, U)
Field Observations:
Surface Water Present? Yes No
X Depth (inches):
Water Table Present? Yes No
X Depth (inches):
Saturation Present? Yes No
X Depth (inches):
Wetland Hydrology Present? Yes No X
(includes capillary fringe)
Describe Recorded Data (stream gauge, monitoring well, aerial photos, previous inspections), if available:
Remarks:
ENG FORM 6116-2-SG, JUL 2018 Atlantic and Gulf Coastal Plain — Version 2.0
VEGETATION (Four Strata) - Use scientific names of plants.
Sampling Point: UPLW30
Absolute
Dominant
Indicator
Tree Stratum (Plot size: 50*50 )
% Cover
Species?
Status
Dominance Test worksheet:
1.
Liquidambar styraciflua
35
Yes
FAC
Number of Dominant Species
2.
Pinus palustris
10
No
FACU
That Are OBL, FACW, or FAC: 5
(A)
3.
Persea borbonia
10
No
FACW
Total Number of Dominant
4.
Species Across All Strata: 6
(B)
5.
Percent of Dominant Species
6.
That Are OBL, FACW, or FAC: 83.3%
(A/B)
7.
Prevalence Index worksheet:
8.
Total % Cover of: Multiply by:
55
=Total Cover
OBL species x 1 =
50% of total cover:
28 20% of total cover:
11
FACW species x 2 =
Sapling/Shrub Stratum (Plot size: 50*50
)
FAC species x 3 =
1.
Liquidambar styraciflua
10
Yes
FAC
FACU species x 4 =
2.
Pinus palustris
10
Yes
FACU
UPL species x 5 =
3.
Ilex glabra
5
No
FACW
Column Totals: (A)
(B)
4.
Ilex coriacea
5
No
FACW
Prevalence Index = B/A =
5.
Hydrophytic Vegetation Indicators:
6.
_ 1 - Rapid Test for Hydrophytic Vegetation
7.
X 2 - Dominance Test is >50%
8.
3 - Prevalence Index is :53.0'
30
=Total Cover
-Problematic Hydrophytic Vegetation' (Explain)
50% of total cover:
15 20% of total cover:
6
Herb Stratum (Plot size: 10*10
1. Glyceria canadensis
2. Andropogon virginicus
3. Dichanthelium clandestinum
4.
5.
6.
7.
8.
9.
10.
11.
12.
50% of total cover: 23
Woody Vine Stratum (Plot size: 10*10 )
1. Gelsemium sempervirens
2. Smilax laurifolia
3.
4.
5.
35 Yes OBL 'Indicators of hydric soil and wetland hydrology must be
5 No FAC present, unless disturbed or problematic.
5 No FACW Definitions of Four Vegetation Strata:
Tree - Woody plants, excluding vines, 3 in. (7.6 cm) or
more in diameter at breast height (DBH), regardless of
height.
Sapling/Shrub - Woody plants, excluding vines, less
than 3 in. DBH and greater than 3.28 ft (1 m) tall.
Herb - All herbaceous (non -woody) plants, regardless
of size, and woody plants less than 3.28 ft tall.
45 =Total Cover Woody Vine - All woody vines greater than 3.28 ft in
20% of total cover: 9 height.
5 Yes FAC
5 Yes FACW
10 =Total Cover
50% of total cover: 5 20% of total cover: 2
Remarks: (If observed, list morphological adaptations below.)
Hydrophytic
Vegetation
Present? Yes X No
ENG FORM 6116-2-SG, JUL 2018
Atlantic and Gulf Coastal Plain - Version 2.0
SOIL Sampling Point: UPLW30
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' Loc2 Texture Remarks
0-14 10YR 4/3 80
10YR 2/2 20 C M Loamy/Clayey Faint redox concentrations
'Type: C=Concentration, D=Depletion, RM=Reduced Matrix, MS=Masked Sand Grains.
2Location: PL=Pore Lining, M=Matrix.
Hydric Soil Indicators: (Applicable to all LRRs, unless otherwise noted.)
Indicators for Problematic Hydric Soils3:
_ Histosol (Al)
_Thin Dark Surface (S9) (LRR S, T, U)
_ 1 cm Muck (A9) (LRR O)
_ Histic Epipedon (A2)
_ Barrier Islands 1 cm Muck (S12)
_2 cm Muck (A10) (LRR S)
_Black Histic (A3)
(MLRA 153B, 153D)
_Coast Prairie Redox (A16)
—Hydrogen Sulfide (A4)
—Loamy Mucky Mineral (F1) (LRR O)
(outside MLRA 150A)
_Stratified Layers (A5)
_Loamy Gleyed Matrix (F2)
_Reduced Vertic (F18)
_Organic Bodies (A6) (LRR P, T, U)
_Depleted Matrix (F3)
(outside MLRA 150A, 150B)
_5 cm Mucky Mineral (A7) (LRR P, T, U)
Redox Dark Surface (F6)
_Piedmont Floodplain Soils (F19) (LRR P, T)
—Muck Presence (A8) (LRR U)
—Depleted Dark Surface (F7)
_Anomalous Bright Floodplain Soils (F20)
_ 1 cm Muck (A9) (LRR P, T)
_ Redox Depressions (F8)
(MLRA 153B)
_Depleted Below Dark Surface (Al 1)
_Marl (F10) (LRR U)
_Red Parent Material (F21)
_Thick Dark Surface (Al2)
_Depleted Ochric (F11) (MLRA 151)
_Very Shallow Dark Surface (F22)
_Coast Prairie Redox (A16) (MLRA 150A)
Iron -Manganese Masses (F12) (LRR O, P, T)
(outside MLRA 138, 152A in FL, 154)
Sandy Mucky Mineral (S1) (LRR O, S)
_ Umbric Surface (F13) (LRR P, T, U)
—Barrier Islands Low Chroma Matrix (TS7)
_Sandy Gleyed Matrix (S4)
_Delta Ochric (F17) (MLRA 151)
(MLRA 153B, 153D)
_Sandy Redox (S5)
Reduced Vertic (F18) (MLRA 150A, 150B)
_Other (Explain in Remarks)
_Stripped Matrix (S6)
_Piedmont Floodplain Soils (F19) (MLRA 149A)
—Dark Surface (S7) (LRR P, S, T, U)
_Anomalous Bright Floodplain Soils (F20)
_ Polyvalue Below Surface (S8)
(MLRA 149A, 153C, 153D)
3Indicators of hydrophytic vegetation and
(LRR S, T, U)
_Very Shallow Dark Surface (F22)
wetland hydrology must be present,
(MLRA 138, 152A in FL, 154)
unless disturbed or problematic.
Restrictive Layer (if observed):
Type:
Depth (inches):
Hydric Soil Present? Yes No X
Remarks
ENG FORM 6116-2-SG, JUL 2018 Atlantic and Gulf Coastal Plain — Version 2.0