HomeMy WebLinkAboutVer _RPT 1844-1_20240126 (2)July 1, 2021
Project No. 1844-1
NV5 Engineers & Consultants Inc.
Erwin Williams
4905 Professional Ct
Raleigh, NC 27609
RE: DETAILED WETLAND DELINEATION & NEUSE STREAM BUFFER EVALUATION
Wood St Property (Approx. 2.49 Acres)
550, 554, 570 Wood St, 216 & 220 N Dixon Ave, & 318 Holloway St, Wake County
PIN No. 0764-21-7922, 0764-22-7001, 0764-22-6160, 0764-22-5295, 0764-22-7216, &
0764-22-7277
Dear Mr. Williams:
On June 25, 2021, Soil Services, PLLC completes a Detailed/Preliminary Wetland
Delineation and Neuse River Stream Buffer Evaluation on the Wood St tract located at 324
Wood St, 216 & 220 N Dixon Ave, & 318 Holloway St, Cary, Wake County. Exhibit 1 and
Exhibit 2 identify the property on the most recent USGS Topographic Map and NRCS Wake
County Soil Survey. Surface waters shown on either exhibit are potentially subject to Federal,
State and Local regulation.
PROCEDURES
During the evaluation, Soil Services traversed the site establishing areas meeting the
criteria for a jurisdictional wetland/waters based on the procedures set forth in the US Army
Corps of Engineers (USACE) Wetlands Delineation Manual (January 1987 — Final Report).
Areas with the presence of hydric soils, wetland hydrology and hydrophytic vegetation were
flagged and sequentially labeled. Other jurisdictional (surface) waters such as streams, lakes and
ponds were also identified and are subject to regulation by the USACE.
The NC Division of Water Resources Water Quality Programs also regulates surface
waters that appear on the USGS Topographic Map and/or the NRCS County Soil Survey. Some
watersheds, such as the Neuse and Tar -Pamlico, have additional riparian buffer requirements
restricting uses directly adjacent to these waters. Surface waters were flagged and sequentially
labels using DWR field techniques. See the Results and Regulations sections for detailed
information.
Phone: (919) 745-1928 www.SoilServices.us Fax: (919) 251-9053
Soil Services, PLLC
Project No. 1844-1
RESULTS
Soil Services identified 1 stream(s) and no wetland(s) generally account for the
jurisdictional waters present on this site. The Delineation Map (Exhibit 3) illustrates the features
found during our delineation. Please refer to Regulations sections for additional information.
Jurisdictional Waters and Wetlands
The jurisdictional waters and corresponding flag labels are found on Exhibit 3. The
streams, lakes, pond where evaluated and DWQ stream forms were completed for each feature
(Exhibits 4). The surface waters subject to regulations are:
- Feature A — Unnamed Tributary to Coles Branch
Both/These features flow in to Crabtree Creek in the Neuse River Basin, which is classified by
DWR as C;NSW. A field determination by DWR is required to determine subjectivity of each
feature. Soil Services can facilitate a site meeting at the request of the client.
Wetlands were not found on this property.
Town of Cary Stream Buffers
The surface waters on site potentially subject to the Town of Cary Riparian Buffers
include feature A. Soil Services believes feature A will be considered subject by the Town of
Cary. Feature Features A, (depicted on the USGS Map) will be subject to a 100' buffer width.
A site meeting with a Town of Cary representative will be necessary to confirm our stream
buffer determinations. Soil Services is in the process of scheduling this meeting and will advise
you of the time and date.
Wake County Buffers
The surfaces waters potentially subject to the Wake County Riparian Buffers include feature A.
No other surface waters are indicated on either the USGS topographic or Wake County Soil
Survey maps. Soil Services believes feature A will be considered subject by Wake County. A
site meeting with a representative from Wake County may be required to confirm our stream
buffer determinations. Soil Services is in the process of scheduling this meeting and will advise
you of the time and date.
All flags comprising the wetland and jurisdictional waters delineation should be surveyed
and a Wetland Delineation Map generated for use in a jurisdictional determination and
permitting by the USACE and final site planning. The entire length of each stream feature was
not flagged, but will need to be survey located for the Wetland Delineation Map. Stream
features may be located either along the centerline (with channel widths noted at each survey
point) or at the top -of -bank. The Wetland Delineation Map should include all of the information
listed on the attached "Wetland Delineation Survey Map Requirements." Soil Services'
delineation flag numbers should be shown on the wetland survey. If you would like Soil
Services to act on their behalf for requesting approval of the wetland delineation, complete the
Agent Authorization form. This form will also be used in preparing a permit application for
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Soil Services, PLLC
Project No. 1844-1
impacts to wetlands or surface waters when we are provided with a plan showing the proposed
impacts. Soil Services cannot conduct correspondence with the USACE or DWR unless we have
agent authorization. This authorization form must be filled out in its entirety and returned to Soil
Services.
REGULATIONS
Regulations that apply to this site are listed below. In the instance of overlapping
jurisdiction, the most stringent rules apply in most cases. Soil Services would be happy to
discuss how these regulations apply to this project.
Town of Cary Buffer Rules
As part of the Town of Cary Stormwater Management Plan for Nitrogen Control (DS00-
179A), Cary has adopted the Neuse Stormwater Rule (15A NCAC 2B.0235). In Section 1 of the
rule, Chapter 14, Part 6, Development Regulations for Nitrogen Reduction from Stormwater
Runoff are specified. These regulations include the establishment of 100 ft. wide streamside
riparian buffers for all surface waters (streams, rivers, lakes, ponds, and other bodies of water)
shown on the most recent versions of the 7.5-minute USGS topographic quadrangle of the area.
For surface waters appearing only on the Wake County Soil Survey maps, a 50 ft. wide
streamside riparian buffer applies.
Neuse River Buffer Rules
The Neuse River Basin: Nutrient Sensitive Waters Management Strategy: Protection and
Maintenance of Riparian Areas with Existing Forest Vegetation (15A NCAC 2B.0233) rules
apply 50-foot wide riparian buffers directly adjacent to surface waters in the Neuse River Basin
(intermittent streams, perennial streams, lakes, ponds, and estuaries), excluding wetlands. The
rule defines surface waters as features approximately shown on either the most recent version of
the soil survey map prepared by the Natural Resource Conservation Service (NRCS) of the US
Department of Agriculture (USDA) or the 7.5-minute quadrangle topographic maps prepared by
the US Geologic Survey (USGS). Surface waters that appear on these maps are not subject only
if an on -site determination by the NC Division of Water Quality (NC-DWQ) shows that they fall
into one of the following categories:
1) Ditches and manmade conveyances other than modified natural streams;
2) Manmade ponds and lakes that are located outside natural drainage ways; or
3) Ephemeral (stormwater) streams.
Wake County Buffers
As part of the Stormwater Control, Management, and Water Course Buffer Regulations of Wake
County, North Carolina, Wake County has adopted riparian buffer requirements. These
regulations include the establishment of 50 foot wide riparian buffers directly adjacent to surface
waters within Wake County's Planning Jurisdiction, excluding wetlands. Surface waters shall be
considered to be present if the feature is shown on the most recent version of the USDA Soil
Survey of Wake County, North Carolina or the most recent version of the 7.5-minute USGS
topographic quadrangle. Where conflicts between field conditions and Wake County Soil
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Soil Services, PLLC
Project No. 1844-1
Survey and USGS maps exist, appeals may be made to the North Carolina Division of Water
Quality (NC-DWQ) if the site is in the Neuse River Basin, or directly to the Wake County
Department of Environmental Services — Erosion, Flood & Stormwater Division for sites in the
Cape Fear River Basin
CONCLUSION
The wetland delineation and stream buffer evaluation for the Wood St Property was
completed by Soil Services on June 25, 2021. This site contains a potentially jurisdictional
stream that that may require preconstruction authorization for impacts, depending on the size and
nature of the impact (i.e. road construction, lot fill, stormwater pond construction, etc.). USACE
and NC DWR verification of our site assessment should be obtained. Following verification
meetings with regulatory agencies, the next step in the stream and wetland identification and
permitting process is to obtain a field survey of our delineation for formal approval by the
USACE. Upon completing the survey, these site constraints may then be integrated into
planning for property development.
Sincerely,
Sarah Menser
Soil Services, PLLC
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Exhibit 1
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SOIL SERVICES, PLLC
PO BOX 91115, RALEIGH, NC 27675
OFFICE: (919) 745-1928 FAX: (919) 375-3969
MUSOILSERVICES.US
Sheet Title:
USGS TOPOGRAPHIC MAP
Project:
WOOD ST PROPERTY
Location: Client:
WAKE CO., NC NV5 ENG. & CONS.
Project No.: 1844-1
Project Drawn:
Manager:
SM SM
Scale: F Ja Work:
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Sheet No.:
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Exhibit 2
Sheet Title:
Project No.: 1844-1
NRCS COUNTY SOIL SURVEY Nan ger: Drawn:
SOIL SERVICES PLLC SM sNl
� Project: Scale: Field Vlork:
PO BOX 91115, RALEIGH, NC 27675 WOOD ST PROPERTY 1'300' SIM
OFFICE: (919) 745-1928 FAX: (919) 375-3969 Sheet No.:
WWW.SOILSERVICES.US Location: client:
WAKE CO., NC NV5 ENG. & CONS. 1 Of 1
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Sheet Title: Project No.: 244-1
WETLAND & STREAM DELINIATION
SM SM
Project Scale: Field Wink:
WOOD ST PROPERTY
Sheet No.:
Location: Client: � O{ .l
WAKE CO., NC NV5 ENG. & CONS. I I
Exhibit 4
NC DWQ Stream Identification Form Version 4.11
Date: 6/25/21
Project/Site: Wood St Prop.
Latitude: 35.788887'
Evaluator: Sarah Menser
County: Wake
Longitude: _78 7888040
Total Points:
Stream is at least intermittent 20-21
Stream Determination (circle one)
Ephemeral Intermittent Perennial
Other �%'�+
if>_ 19 or perennial if>_ 30"
e.g. Quad Name: Vary
A. Geomorphology (Subtotal = 11.5-12.5 )
Absent
Weak
Moderate
Strong
1a. Continuity of channel bed and bank
0 ❑
1 ❑
2 ❑✓
3 ❑
2. Sinuosity of channel along thalweg
0 ❑
1 ❑✓
2 ❑
3 ❑
3. In -channel structure: ex. riffle -pool, step -pool,
ripple -pool sequence
0 ❑
1 ❑
2 ✓❑
3 ❑
4. Particle size of stream substrate
0 ❑
1 ❑
2
✓❑
3 ❑✓
5. Active/relict floodplain
0 ✓
1 ❑
2
❑
3
6. Depositional bars or benches
0
1 ✓
2
3
7. Recent alluvial deposits
0 ❑
1 ❑✓
2 ❑
3 ❑
8. Headcuts
0
1 ❑✓
2 ❑
3
9. Grade control
0 ❑
0.5 ✓
1 ❑
1.5 ❑
10. Natural valley
0 ❑
0.5 ❑
1 ❑✓
1.5 ❑
11. Second or greater order channel
No = 0 ✓❑
Yes = 3 ❑
a artificial ditches are not rated; see discussions in manual
B. Hydrology (Subtotal = 5.5 )
12. Presence of Baseflow
0
❑
1
✓❑
2
❑
3
❑
13. Iron oxidizing bacteria
0
✓
1
2
3
14. Leaf litter
1.5
✓
1
0.5
0
15. Sediment on plants or debris
0
✓
0.5
1
1.5
16. Organic debris lines or piles
0
✓
0.5
1
1.5
17. Soil -based evidence of high water table?
No = 0
Yes = 3
C. Biology (Subtotal = 3-4
18. Fibrous roots in streambed
3
2
✓
1
1
✓
0
19. Rooted upland plants in streambed
3
2
✓
1
1
0
20. Macrobenthos (note diversity and abundance)
0
✓
1
2
3
21. Aquatic Mollusks
0
✓
1
2
3
22. Fish
0
✓
0.5
1
1.5
Lj
23. Crayfish
0
✓
0.5
1
1.5
24. Amphibians
0
✓
0.5
Lj
1
1
1.5
Lj
25. Algae
0
✓
0.5
Lj
1
1
0
1.5
Lj
26. Wetland plants in streambed
OFACW = 0.75QDBL
= 1.50Dther = 0
perennial streams may also be identified using other methods. See p. 35 of manual.
Notes:
Sketch: At flag A96. Stream seems to have developed from a drainway that had been ditched in the
past.