Wetland Determination Form PDF Details

The Wetland Determination Data Form for the Atlantic and Gulf Coastal Plain Region plays a crucial role in environmental evaluations, serving as a comprehensive tool for assessing the presence of wetland conditions within a specified project or site. This form, meticulously designed by the US Army Corps of Engineers, encompasses a variety of indicators and classifications to facilitate accurate wetland identification. Key sections of the form include detailed information about the project location, the investigators involved, and specific data collection points, supplemented by a thorough assessment of vegetation, soil, and hydrology indicators. Moreover, the form requires the identification of landform, local relief, slope, subregion, and coordinates, enhancing the precision of the evaluation. Soil characteristics are carefully examined, alongside hydrology indicators which vary from primary to secondary, depending on the evidence required to establish the presence of wetland hydrology. Vegetation analysis is segmented into four distinct strata—tree, sapling/shrub, herb, and woody vine—each evaluated for dominant species and their affinity to wet conditions. The form also guides the investigator through assessing hydrophytic vegetation, providing a methodical approach to determine the presence of hydric soils and wetland hydrology, ultimately concluding whether the sampled area falls within a wetland. Through its structured approach, the Wetland Determination Data Form ensures a rigorous and standardized method for wetland identification, emphasizing the importance of protecting and managing these critical ecosystems effectively.

QuestionAnswer
Form NameWetland Determination Form
Form Length3 pages
Fillable?No
Fillable fields0
Avg. time to fill out45 sec
Other namesOBL, MLRA, F20, LRR

Form Preview Example

WETLAND DETERMINATION DATA FORM – Atlantic and Gulf Coastal Plain Region

Project/Site:

 

 

 

 

 

 

 

 

 

 

 

 

City/County:

 

 

 

 

 

 

 

 

 

Sampling Date:

 

 

 

 

 

Applicant/Owner:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

State:

 

Sampling Point:

 

 

 

 

 

Investigator(s):

 

 

 

 

 

 

 

 

 

 

 

 

Section, Township, Range:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Landform (hillslope, terrace, etc.):

 

 

 

 

 

 

 

Local relief (concave, convex, none):

 

 

 

 

 

Slope (%):

 

 

Subregion (LRR or MLRA):

 

 

 

 

Lat:

 

 

Long:

 

 

 

 

 

 

 

 

 

Datum:

 

 

 

 

Soil Map Unit Name:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NWI classification:

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

Hydric Soil Present?

Yes

 

No

 

 

 

 

 

 

 

 

 

 

within a Wetland?

Yes

 

No

Wetland Hydrology Present?

Yes

 

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 (B6)

 

 

 

 

 

 

Surface Water (A1)

 

 

 

 

 

Aquatic Fauna (B13)

 

 

 

 

Sparsely Vegetated Concave Surface (B8)

 

 

 

 

High Water Table (A2)

 

 

 

 

 

Marl Deposits (B15) (LRR U)

 

 

 

 

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)

 

 

 

 

 

 

Water-Stained Leaves (B9)

 

 

 

 

 

 

 

 

 

 

 

 

Sphagnum moss (D8) (LRR T, U)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Field Observations:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Surface Water Present?

Yes

 

No

 

 

Depth (inches):

 

 

 

 

 

 

 

 

 

 

 

Water Table Present?

Yes

 

No

 

 

Depth (inches):

 

 

 

 

 

 

 

 

 

 

 

Saturation Present?

Yes

 

No

 

Depth (inches):

 

Wetland Hydrology Present? Yes

No

 

 

(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 (Four Strata) – Use scientific names of plants.

 

 

 

 

 

 

 

 

 

 

Sampling Point:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Absolute

 

Dominant

Indicator

 

 

 

 

Dominance Test worksheet:

 

 

 

 

 

 

 

 

 

 

 

Tree Stratum (Plot size:

)

 

 

 

 

 

% Cover

 

Species?

 

Status

 

 

 

 

Number of Dominant Species

 

 

 

 

 

 

 

 

 

 

 

1.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

That Are OBL, FACW, or FAC:

 

 

 

 

 

 

 

 

2.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Total Number of Dominant

 

 

 

 

 

 

 

 

 

 

 

3.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(B)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Species Across All Strata:

 

 

 

 

 

 

 

 

 

 

 

4.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Percent of Dominant Species

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A/B)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

That Are OBL, FACW, or FAC:

 

 

 

 

 

 

 

 

6.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Prevalence Index worksheet:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Total % Cover of:

 

 

 

 

Multiply by:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OBL species

 

 

 

 

x 1 =

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

= Total Cover

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FACW species

 

 

 

 

x 2 =

 

 

 

 

 

 

 

 

 

 

 

 

50% of total cover:

 

 

 

 

 

20% of total cover:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FAC species

 

 

 

 

x 3 =

 

 

 

 

 

 

 

 

Sapling/Shrub Stratum (Plot size:

)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FACU species

 

 

 

 

x 4 =

 

 

 

 

 

 

 

 

1.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UPL species

 

 

 

 

x 5 =

 

 

 

 

 

 

 

 

2.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Column Totals:

 

 

 

(A)

 

 

 

 

 

 

(B)

3.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

= Total Cover

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Problematic Hydrophytic Vegetation

(Explain)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50% of total cover:

 

 

 

 

 

20% of total cover:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Herb Stratum (Plot size:

)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Indicators of hydric soil and wetland hydrology must

1.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

be present, unless disturbed or problematic.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Definitions of Four Vegetation Strata:

 

 

 

 

 

 

 

3.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Tree – Woody plants, excluding vines, 3 in. (7.6 cm) or

4.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

more in diameter at breast height (DBH), regardless of

5.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

height.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sapling/Shrub – Woody plants, excluding vines, less

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

than 3 in. DBH and greater than 3.28 ft (1 m) tall.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Herb – All herbaceous (non-woody) plants, regardless

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

of size, and woody plants less than 3.28 ft tall.

10.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Woody vine – All woody vines greater than 3.28 ft in

11.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

height.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

= 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).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

US Army Corps of Engineers

Atlantic and Gulf Coastal Plain Region – Version 2.0

SOIL

Sampling Point:

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)

%

 

Type1

 

Loc2

 

 

Texture

 

Remarks

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1Type: 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 (A1)

 

 

 

 

Polyvalue Below Surface (S8) (LRR S, T, U)

 

 

 

1 cm Muck (A9) (LRR O)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Histic Epipedon (A2)

 

 

 

 

Thin Dark Surface (S9) (LRR S, T, U)

 

 

 

2 cm Muck (A10) (LRR S)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Black Histic (A3)

 

 

 

 

Loamy Mucky Mineral (F1) (LRR O)

 

 

 

Reduced Vertic (F18) (outside MLRA 150A,B)

 

 

 

 

 

 

 

 

 

 

 

Hydrogen Sulfide (A4)

 

 

 

 

Loamy Gleyed Matrix (F2)

 

 

 

Piedmont Floodplain Soils (F19) (LRR P, S, T)

 

 

 

 

 

 

 

 

 

 

 

Stratified Layers (A5)

 

 

 

 

Depleted Matrix (F3)

 

 

 

Anomalous Bright Loamy Soils (F20)

 

 

Organic Bodies (A6) (LRR P, T, U)

 

 

 

 

Redox Dark Surface (F6)

 

 

 

(MLRA 153B)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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 Below Dark Surface (A11)

 

 

 

 

Depleted Ochric (F11) (MLRA 151)

 

 

 

 

 

 

 

 

 

 

 

Thick Dark Surface (A12)

 

 

 

 

Iron-Manganese Masses (F12) (LRR O, P, T)

 

 

 

3Indicators of hydrophytic vegetation and

 

 

 

 

 

 

 

 

 

 

 

Coast Prairie Redox (A16) (MLRA 150A)

 

 

 

 

Umbric Surface (F13) (LRR P, T, U)

 

 

 

wetland hydrology must be present,

 

 

 

 

 

 

 

 

 

 

 

Sandy Mucky Mineral (S1) (LRR O, S)

 

 

 

 

Delta Ochric (F17) (MLRA 151)

 

 

 

unless disturbed or problematic.

 

 

 

 

 

 

 

 

 

 

 

Sandy Gleyed Matrix (S4)

 

 

 

 

Reduced Vertic (F18) (MLRA 150A, 150B)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sandy Redox (S5)

 

 

 

 

Piedmont Floodplain Soils (F19) (MLRA 149A)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Stripped Matrix (S6)

 

 

 

 

Anomalous Bright Loamy Soils (F20) (MLRA 149A, 153C, 153D)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Dark Surface (S7) (LRR P, S, T, U)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Restrictive Layer (if observed):

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Type:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Depth (inches):

 

 

 

 

 

Hydric Soil Present? Yes

No

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Remarks:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

US Army Corps of Engineers

Atlantic and Gulf Coastal Plain Region – Version 2.0

How to Edit Wetland Determination Form Online for Free

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Stage no. 1 in completing F20

2. Now that the last segment is finished, it is time to add the needed specifics in Wetland Hydrology Indicators, Secondary Indicators minimum of, Primary Indicators minimum of one, Surface Water A, Aquatic Fauna B, Sparsely Vegetated Concave Surface, High Water Table A, Marl Deposits B LRR U, Hydrogen Sulfide Odor C, Drainage Patterns B, Moss Trim Lines B, Saturation A, Water Marks B, Oxidized Rhizospheres along Living, and DrySeason Water Table C in order to move forward further.

F20 completion process clarified (portion 2)

3. Throughout this part, have a look at VEGETATION Four Strata Use, Sampling Point, Absolute Dominant Indicator Tree, Total Cover, of total cover of total cover, SaplingShrub Stratum Plot size, Total Cover, of total cover of total cover, Herb Stratum Plot size, Dominance Test worksheet, Number of Dominant Species That, Prevalence Index worksheet, Total Cover of Multiply by, OBL species, and FACW species x. Each of these should be filled out with greatest attention to detail.

Filling in part 3 of F20

Be extremely attentive while filling out OBL species and of total cover of total cover, since this is where a lot of people make some mistakes.

4. This next section requires some additional information. Ensure you complete all the necessary fields - Herb Stratum Plot size, Total Cover, of total cover of total cover, Woody Vine Stratum Plot size, Total Cover, of total cover of total cover, Remarks If observed list, Indicators of hydric soil and, Definitions of Four Vegetation, and Hydrophytic Vegetation Present Yes - to proceed further in your process!

Filling out part 4 of F20

5. When you draw near to the conclusion of the file, you'll find several extra requirements that should be fulfilled. In particular, SOIL, Sampling Point, Profile Description Describe to, Depth inches, Matrix Redox Features Color moist, Type CConcentration DDepletion, Indicators for Problematic Hydric, Polyvalue Below Surface S LRR S T, cm Muck A LRR O cm Muck A LRR S, Histosol A Histic Epipedon A Black, and wetland hydrology must be present should be filled out.

F20 writing process described (step 5)

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