HomeMy WebLinkAbout20230964 Ver 1_WLDF1_20230706U.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: AR335-15, paragraph 5-2a)
Project/Site: Hawthorn at Southern Pines City/County: Southern Pines / Moore Sampling Date: 04-25-22
Applicant/Owner: Hawthorn State: NC Sampling Point: WL DF1
Investigator(s): Huysman, Bandy Section, Township, Range:
Landform (hillside, terrace, etc.): floodplain Local relief (concave, convex, none): none Slope (%): 1
Subregion (LRR or MLRA): LRR P Lat: 35.20369 Long: 79.37509 Datum: WGS84
Soil Map Unit Name: Bibb NWI classification:
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 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)
_Surface Water (Al) _Aquatic
Fauna (1313)
_Sparsely Vegetated Concave Surface (138)
X High Water Table (A2) —Marl
Deposits (1315) (LRR U)
—Drainage Patterns (1310)
—Saturation (A3) —Hydrogen
Sulfide Odor (Cl)
_ Moss Trim Lines (1316)
—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)
—Shallow Aquitard (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 X No
Depth (inches): 0
Saturation Present? Yes X No
Depth (inches): 0
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 (Five Strata) - Use scientific names of plants.
Sampling Point: WL DF1
Absolute Dominant Indicator
Tree Stratum (Plot size: )
% Cover Species? Status
Dominance Test worksheet:
1
Number of Dominant Species
2.
That Are OBL, FACW, or FAC: (A)
3.
Total Number of Dominant
4.
Species Across All Strata: (B)
5.
Percent of Dominant Species
6.
That Are OBL, FACW, or FAC: (A/B)
=Total Cover
Prevalence Index worksheet:
50% of total cover:
20% of total cover:
Total % Cover of: Multiply by:
Sapling Stratum (Plot size: )
OBL species x 1 =
1.
FACW species x 2 =
2.
FAC species x 3 =
3.
FACU species x 4 =
4.
UPL species x 5 =
5.
Column Totals: (A) (B)
6.
Prevalence Index = B/A =
=Total Cover
Hydrophytic Vegetation Indicators:
50% of total cover:
20% of total cover:
_ 1 - Rapid Test for Hydrophytic Vegetation
Shrub Stratum (Plot size: )
- Dominance Test is >50%
1. Sambucus nigra
FACW
-2
3 - Prevalence Index is :53.0'
2.
_ Problematic Hydrophytic Vegetation' (Explain)
3.
4.
5.
'Indicators of hydric soil and wetland hydrology must
6.
be present, unless disturbed or problematic.
Definitions of Five Vegetation Strata:
=Total Cover
50% of total cover:
20% of total cover:
Tree - Woody plants, excluding woody vines,
Herb Stratum (Plot size: )
approximately 20 ft (6 m) or more in height and 3 in.
1
(7.6 cm) or larger in diameter at breast height (DBH).
2.
Sapling - Woody plants, excluding woody vines,
3.
approximately 20 ft (6 m) or more in height and less
4
than 3 in. (7.6 cm) DBH.
5.
Shrub - Woody Plants, excluding woody vines,
6
approximately 3 to 20 ft (1 to 6 m) in height.
7.
Herb - All herbaceous (non -woody) plants, including
8.
herbaceous vines, regardless of size, and woody
g
plants, except woody vines, less than approximately 3
ft (1 m) in height.
10.
11.
Woody Vine - All woody vines, regardless of height.
=Total Cover
50% of total cover: 20% of total cover:
Woody Vine Stratum (Plot size:
)
1.
2.
3.
4.
5
Hydrophytic
=Total Cover
Vegetation
50% of total cover:
20% of total cover:
Present? Yes No
Remarks: (If observed, list morphological adaptations below.)
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: WL DF1
Absolute
Dominant
Indicator
Tree Stratum (Plot size: 30 )
% Cover
Species?
Status
1. Nyssa sylvatica
30
Yes
FAC
2. Liquidambar styraciflua
20
Yes
FAC
3. Acer rubrum
20
Yes
FAC
4.
5.
6.
7.
8.
70
=Total Cover
50% of total cover:
35 20% of total cover:
14
Sapling/Shrub Stratum (Plot size: 15
)
1. Alnus serrulata
5
Yes
FACW
2. Viburnum nudum
5
Yes
FACW
3. Persea palustris
10
Yes
FACW
4. Sambucus nigra
2
No
FACW
5. Salix nigra
2
No
OBL
6.
7.
8.
24
=Total Cover
50% of total cover:
12 20% of total cover:
5
Herb Stratum (Plot size: 3 )
1. Leersia oryzoides
2. Juncus effusus
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
50% of total cover: 20
Woody Vine Stratum (Plot size: 15 )
1. Smilax laurifolia
2. Smilax rotundifolia
3.
4.
5.
Dominance Test worksheet:
Number of Dominant Species
That Are OBL, FACW, or FAC: 8 (A)
Total Number of Dominant
Species Across All Strata: 8 (B)
Percent of Dominant Species
That Are OBL, FACW, or FAC: 100.0% (A/B)
Prevalence Index worksheet:
Total % Cover of: Multiply by:
OBL species 42 x 1 = 42
FACW species 22 x 2 = 44
FAC species 70 x 3 = 210
FACU species 0 x 4 = 0
UPL species 0 x 5 = 0
Column Totals: 134 (A) 296 (B)
Prevalence Index = B/A = 2.21
Hydrophytic Vegetation Indicators:
_ 1 - Rapid Test for Hydrophytic Vegetation
X 2 - Dominance Test is >50%
X 3 - Prevalence Index is <-3.0'
Problematic Hydrophytic Vegetation' (Explain)
30 Yes OBL 'Indicators of hydric soil and wetland hydrology must
10 Yes OBL be present, unless disturbed or problematic.
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.
40 =Total Cover Woody Vine - All woody vines greater than 3.28 ft in
20% of total cover: 8 height.
=Total Cover
50% of total cover: 20% of total cover:
Remarks: (If observed, list morphological adaptations below.)
FACW
FAC
Hydrophytic
Vegetation
Present? Yes X No
ENG FORM 6116-2-SG, JUL 2018 Atlantic and Gulf Coastal Plain - Version 2.0
SOIL Sampling Point: WL DF1
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
0-3 10Y R 4/2 100
3-16 10YR 3/2 98 7.5YR 5/6 2 C PL Sandy Prominent 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 15313, 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, 15013)
_ 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 15313)
_ Depleted Below Dark Surface (Al 1)
—Marl (F10) (LRR U)
_ Red Parent Material (F21)
—Thick Dark Surface (Al 2)
_ Depleted Ochric (F11) (MLRA 161)
—Very Shallow Dark Surface (F22)
_ Coast Prairie Redox (A16) (MLRA 150A)
_ Iron -Manganese Masses (F12) (LRR O, P, T)
(outside MLRA 138, 162A in FL, 164)
—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 161)
(MLRA 15313, 153D)
X Sandy Redox (S5)
_ Reduced Vertic (F18) (MLRA 150A, 15013)
—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, 153C9 153D)
31ndicators of hydrophytic vegetation and
(LRR S, T, U)
—Very Shallow Dark Surface (F22)
wetland hydrology must be present,
(MLRA 138, 162A in FL, 164)
unless disturbed or problematic.
Restrictive Layer (if observed):
Type:
Depth (inches): Hydric Soil Present? Yes X No
a
ENG FORM 6116-2-SG, JUL 2018 Atlantic and Gulf Coastal Plain — Version 2.0