HomeMy WebLinkAbout20100630 Ver 1_401 Application_20100810Robert J. Goldstein and Associates, Inc.
ENVIRONWNTAL CONSULTANTS BUG' VG
1221 Corporation Parkway, Suite 100 Since 1985 Tel: (919?8 p74 or(
Raleigh, North Carolina 27610 (919
40??
e-mail: rgoldstein(a?RJGAcarolnacom website: ?tb carol
30 July 2010
Mr. John Thomas
US Army Corps of Engineers
Raleigh Regulatory Field Office
3331 Heritage Trade Dr. Suite 105
Wake Forest, NC 27587
Mr. Ian McMillan
NC-DWQ 401 Oversight and Express Permitting Unit
2321 Crabtree Boulevard, suite 250
Raleigh, NC 27604-2260
20100630
SPAin
Re: PCN for Salem Lake Dam Replacement, Winston-Salem, Forsyth County.
Dear John and Ian:
Attached is the PCN (NWP-3) for the City of Winston-Salem's proposed replacement of Salem
Lake Dam in Forsyth County. The old dam suffers from Alkali-Silica Reaction (ASR)
deterioration and its spillway capacity does not meet current Dam Safety Act standards. A
SEPA Environmental Assessment for this project is currently in DENR review, with Steve
McEvoy of NC Dam Safety Program as the lead agency. Other supporting attachments are:
• Agent Authorization Letter from the City
• Final Jurisdictional Determination of wetlands and waters in the project area
• Jurisdictional wetland figures, topo and soils maps from the Environmental Assessment
• Pre-Final Engineering Plans from Schnabel Engineering, selected sheets.
• DWQ Application Fee Check for $240.
Feel free to email or call me at the number on this letterhead if you have any questions about
the site conditions, or Tom Fitzgerald at Schnabel Engineering (336-274-9456 ) if you have
questions about project construction.
Sincerely, XOA??
Gerald Pottern
Senior Biologist
gpottern RJGAcarolina.com
NEPA & SEPA Environmental Documents: EA, EIS, CE Vurisdictional Wetland & Stream Buffer Delineations 1404 - 401 Permits / GISIGPS Mapping / Water Quality
Studies /Stream & Wetland Mitigation and Restoration /Endangered Species Surveys /Biological Assessments & Conservation Plans / Water Intakes & Reservoirs
/Water Lines & Treatment Plants / Sewerlines & Wastewater Treatment /Instream Flow Analyses /Interhasin Transfer Certifrcates / Watershed Assessment &
Management /Archaeological Surveys and Testing /Phase 1 Site Assessments /Parks & Greenways Planning /CWMTF Grant Applications
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Office Use Only:
Corps action ID no.
DWQ project no.
Form Version 1.3 Dec 10 2008
Pre-Construction Notification (PCN) Form
A. Applicant Information
1. Processing
1 a. Type(s) of approval sought from the
Corps: ?x Section 404 Permit ? Section 10 Permit
1 b. Specify Nationwide Permit (NWP) number: NWP-3 or General Permit (GP) number: DWQ IWGP
1 c. Has the NWP of GP number been verified by the Corps? Yes: John Thomas ? No
1 d. Type(s) of approval sought from the DWQ (check all that apply):
?X 401 Water Quality Certification - Regular ?X Non-404 Jurisdictional General Permit
? 401 Water Quality Certification - Express ? Riparian Buffer Authorization
1 e. Is this notification solely for the record
because written approval is not required? For the record only for DWQ 401
Certification:
? Yes ?X No For the record only for Corps Permit:
? Yes ?X No
1f. Is payment into a mitigation bank or in-lieu fee program proposed for mitigation
of impacts? If so, attach the acceptance letter from mitigation bank or in-lieu
fee program. ? Yes ?X No
1 g. Is the project located in any of NC's twenty coastal counties. If yes, answer 1 h
below. ? Yes ?X No
1h. Is the project located within a NC DCM Area of Environmental Concern (AEC)? ? Yes 9 No
2. Project Information
2a. Name of project: Salem Lake Dam Replacement
2b. County: Forsyth
2c. Nearest municipality / town: Winston-Salem
2d. Subdivision name: NA
2e. NCDOT only, T.I.P. or state
project no:
NA
3. Owner Information
3a. Name(s) on Recorded Deed: City of Winston-Salem, Salem Lake Park
3b. Deed Book and Page No. Map # 648854
3c. Responsible Party (for LLC if
applicable): David Saunders, Utilities Director
3d. Street address: P.O. Box 2511
3e. City, state, zip: Winston-Salem, NC 27102
3f. Telephone no.: (336) 727-8418
3g. Fax no.: (336) 727-8432
3h. Email address: davids@cityofws.org
Page 1 of 11
PCN Form - Version 1.3 December 10, 2008 Version
4. Applicant Information (if different from owner)
4a. Applicant is: Owner ? Agent ? Other, specify:
4b. Name: City of Winston-Salem
4c. Business name
(if applicable): see Owner Information
4d. Street address: see Owner Information
4e. City, state, zip: see Owner Information
4f. Telephone no.: see Owner Information
4g. Fax no.: see Owner Information
4h. Email address: see Owner Information
5. Agent/Consultant Information (if applicable)
5a. Name: Gerald Pottern
5b. Business name
(if applicable): Robert J Goldstein & Associates, Inc.
5c. Street address: 1221 Corporation Pkwy, suite 100
5d. City, state, zip: Raleigh, NC 27610
5e. Telephone no.: 919-872-1174
5f. Fax no.: 919-872-9214
5g. Email address: Gpottern@RJGAcarolina.com
Page 2 of 11
PCN Form -Version 1.3 December 10, 2008 Version
B. Project Information and Prior Project History
1. Property Identification
1 a. Property identification no. (tax PIN or parcel ID): 6855-27-5440.00
1 b. Site coordinates (in decimal degrees): Latitude: 36.0962 Longitude: - 80.1919
1c. Property size: 1,183.36 acres
2. Surface Waters
2a. Name of nearest body of water (stream, river, etc.) to Salem Lake
Salem Creek
proposed project: ,
2b. Water Quality Classification of nearest receiving water: Salem Lake = WS-III-CA
Salem Creek below dam = C
2c. River basin:
Yadkin PeeDee 03-07-04
3. Project Description
3a. Describe the existing conditions on the site and the general land use in the vicinity of the project at the time of this
application:
City water supply reservoir and recreational park. Boat launch, tackle shop and parking area are located west of Salem Lake Dam.
Most other areas around the dam and lake are forested, with a paved greenway trial loop around the lake.
3b. List the total estimated acreage of all existing wetlands on the property:
Salem Lake at normal pool is approximately 280 acres of non-wetland open waters. The Salem Creek floodplain north of the dam
contains a 0.86 acre jurisdictional wetland and a 0.04 acre isolated wetland. Other wetlands around the lake perimeter are unknown.
3c. List the total estimated linear feet of all existing streams (intermittent and perennial) on the property:
Salem Creek from the stilling basin outlet to the downstream property line is approximately 600 feet. Lengths of influent tributaries
upstream of the lake are unknown
3d. Explain the purpose of the proposed project:
Salem Lake Dam is decaying due to Alkali-Silica Reactivity (ASR) and does not meet modern Dam Safety standards for a high-hazard
dam. The old dam will be replaced with a new dam immediately downstream, with greater spillway capacity to meet current safety
standards.
3e. Describe the overall project in detail, including the type of equipment to be used:
The proposed replacement dam will be a concrete gravity dam built immediately downstream (north) of the existing arch dam, across
the existing dam's stilling basin. It will not change the lake elevation or water withdrawal capacity from Salem Lake.
See attached text below for further description.
4. Jurisdictional Determinations
4a. Have jurisdictional wetland or stream determinations by the
Corps or State been requested or obtained for this property / 0 Yes ? No ? Unknown
project (including all prior phases) in the past?
Comments: JD by John Thomas, March 2010
4b. If the Corps made the jurisdictional determination, what type ? Preliminary ?X Final
of determination was made?
4c. If yes, who delineated the jurisdictional areas? Agency/Consultant Company: R.J. Goldstein & Assoc
Name (if known): Gerald Pottern, RJG&A Other: NA
4d. If yes, list the dates of the Corps jurisdictional determinations or State determinations and attach documentation.
10 March 2010
Page 3 of 11
PCN Form - Version 1.3 December 10, 2008 Version
6. Project History
5a. Have permits or certifications been requested or obtained for ? Yes No ? Unknown
this project (including all prior phases) in the past?
5b. If yes, explain in detail according to "help file" instructions.
None
6. Future Project Plans
6a. Is this a phased project? ? Yes ?X No
6b. If yes, explain.
Project Description, Response to Item 3e:
The proposed replacement dam will be a concrete gravity dam built immediately downstream (north) of the existing arch
dam, across the existing dam's stilling basin. The new dam will have a 200 foot long straight overflow section consisting
of an ogee weir at elevation 795.6 feet, matching the existing normal pool elevation. Non-overflow concrete sections
will be constructed on either side of the spillway, and earthen embankments will be used to tie out to the abutments. The
elevation of the non-overflow sections and earthen embankments will be 809 feet to prevent over-topping during the
spillway design storm, designated as one-half of the probable maximum precipitation (112 PMP). A new raw water
intake will be built in a square reinforced concrete tower on the upstream face of the new dam, and a reservoir drain
system installed for emergency use, in accordance with Dam Safety Act requirements. The existing dam structures and
a preliminary schematic of the proposed dam is provided in Figures 2a-2c of the SEPA Environmental Assessment.
Construction of the new dam is scheduled to begin in October 2010 with the installation of sediment and erosion control
measures. The existing 36-inch diameter intake siphon plus additional siphons will be used to lower the reservoir to
elevation 783 (approximately 13 feet). The rate of drawdown will be controlled to a maximum of one foot per day as
recommended by NC Wildlife Resources Commission (WRC) to minimize the risk of stranding fish in dewatered areas
of the lake bed. The lowered water surface elevation will provide sufficient storage capacity behind the existing dam to
store the 10-year storm. Once the water level is lowered, the contractor will install temporary piping to convey flow
through the existing dam and the proposed construction area. The existing dam will serve as an upstream cofferdam
during construction, and a temporary earthen cofferdam will be constructed across Salem Creek downstream of the
stilling basin to protect the construction area from downstream (tailwater) flooding up to a 10-year storm event (780
feet). Both the temporary piped flow and the permanent spillway flow into Salem Creek will be designed to prevent
stream channel erosion.
Once the proposed dam foundation area is dewatered, excavation for the new dam foundation and stilling basin will
proceed, beginning high on the abutments and proceeding down slope toward the stream channel. The dam foundation
and new stilling basin area will be excavated to sound rock, beginning about December 2010 and lasting about two
months. Following the foundation preparation, concrete work for the dam, water intake tower, and stilling basin will
begin in the early spring of 2011 and last approximately 80 days. Piping will be installed for the reservoir drain system,
low-flow release system, and connection to the raw water supply line that feeds the Thomas WTP. A concrete end sill
roughly four feet high will be constructed across Salem Creek 75 feet north of the new dam spillway crest to create the
new stilling basin. Earthen embankments will be constructed adjacent to the concrete dam and tie out to the abutments.
It is anticipated that the earthwork will be performed in the summer of 2011 and will take approximately 60 days to
complete.
The existing pump house, intake tower, and the top several feet of the existing spillway will then be demolished and
removed to provide appropriate spillway approach hydraulics. Demolition work is expected to last about 30 days, after
which the area between the new and old dams will be flooded and the lake can begin refilling. Finally, the temporary
cofferdam downstream of the new stilling basin will be removed, and a 65 foot long segment of Salem Creek
downstream of the end sill will be stabilized with riprap to dissipate excess energy during high flows. The remaining
stream channel and stream-banks downstream of the riprap dissipator will be restored. Construction work is expected to
be complete by November 2011. This project will not change the storage capacity, safe yield, or water withdrawal
capacity from Salem Lake.
Page 4 of 11
PCN Form - Version 1.3 December 10, 2008 Version
Proposed Impacts Inventory
1. Impacts Summary
1 a. Which sections were completed below for your project (check all that apply):
x Wetlands D Streams - tributaries ? Buffers
x Open Waters ?D Pond Construction
2. Wetland Impacts
If there are wetland impacts proposed on the site, then complete this question for each wetland area impacted.
2a. 2b. 2c. 2d. 2e. 2f.
Wetland impact Type of jurisdiction
number - Type of impact Type of wetland Forested (Corps - 404, 10 Area of impact
Permanent (P) or (if known) DWQ - non-404, other) (acres)
Temporary
W1 ? P ? T filled (under new forested floodplain 0 Yes ? Corps
0
04 acre
dam footprint) depression, isolated ? No 0 DWQ .
W2 ? P ? T NA NA ? Yes
? No ? Corps
? DWQ NA
W3 ? PEI T
NA
NA ? Yes
? No ? Corps
? DWQ
NA
2g. Total wetland impacts 0.04 acre
2h. Comments: Isolated depression unavoidable, in footprint of new dam.
3. Stream Impacts
If there are perennial or intermittent stream impacts (including temporary impacts) proposed on the site, then complete this
question for all stream sites impacted.
3a. 3b. 3c. 3d. 3e. 3f. 3g.
Stream impact Type of impact Stream name Perennial Type of jurisdiction Average Impact
number (PER) or (Corps - 404, 10 stream length
-Permanent (P) or intermittent DWQ - non-404, width (linear
Temporary (T) (INT)? other) (feet) feet)
S1 0 P ? T new stilling basin &
riprap dissipator Salem Creek PER
? INT ?X Corps
? DWQ 40 feet 100 feet
S2 ? PM T temporary earth
cofferdam Salem Creek ?X PER
? INT 0 Corps
? DWQ 50 feet 40 feet
S3 ? P ? T
NA
NA ? PER
? INT ? Corps
? DWQ
NA
NA
3h. Total stream and tributary impacts 140 feet
3i. Comments: Permanent Impacts: New stilling basin and concrete endsill across Salem Creek will impact the upper 40 lin.ft., and riprap
dissipator will impact the next 60 lin.ft. Temp Impacts: Temp earth fill cofferdam below new stilling basin to dewater the stilling basin
construction area.
Page 5 of 11
PCN Form - Version 1.3 December 10, 2008 Version
4. Open Water Impacts
If there are proposed impacts to lakes, ponds, estuaries, tributaries, sounds, the Atlantic Ocean, or any other open water of the
U.S. then individually list all open water impacts below.
4a. 4b. 4c. 4d. 4e.
Open water Name of waterbody
impact number - (if applicable) Type of impact Waterbody type Area of impact (acres)
Permanent (P) or
Temporary
X
01 ? P ? T Salem Lake Dam
existing stilling pool
Filled, under new dam footprint existing spillway
stilling pool
0.04 acre
02 P E] T Salem Lake Dam
existing stilling pool Impounded; Expanded lake pool existing spillway
stilling pool 0.04 acre
03 ? PEI T NA NA NA NA
04 ? P ? T NA NA NA NA
4f. Total open water impacts 0.08 acre
4g. Comments: Portions of exiting stilling pool (open water) filled by new dam footprint and/or impounded by new dam.
5. Pond or Lake Construction
If and or lake construction proposed, then complete the chart below.
5a. 5b. 5c. 5d. 5e.
Pond ID
Proposed use or purpose of Wetland Impacts (acres) Stream Impacts (feet) Upland
number (acres)
pond
Flooded Filled Excavated Flooded Filled Excavated Flooded
P1 Minor expansion of existing
water supply lake 0 0.04 acre 0 0 100 feet 0 0.75 acre
P2 NA 0 0 0 0 0 0 0
5f. Total 0 0.04 acre 0 0 100 feet 0 0.75 acre
5g. Comments: Added lake pool area = 0.79 acre, including 0.04 acre of existing open water (spillway stilling pool) and 0.75 acre of
existing concrete structures and upland grassed embankments. See attached figures showing filled and impounded water areas.
5h. Is a dam high hazard permit required? ?X Yes ? No If yes, permit ID no:
DLR# FORSY-066, NID# N000327
5i. Expected pond surface area (acres): 281 acres total (new surface area = 0.79 acre)
5j. Size of pond watershed (acres): 27 sq.mi. = 17,000 acres
5k. Method of construction: Straight concrete gravity dam with earthen abutments. See attached page for
description.
Page 6 of 11
PCN Form - Version 1.3 December 10, 2008 Version
6. Buffer Impacts (for DWQ)
If project will impact a protected riparian buffer, then complete the chart below. If yes, then individually list all buffer impacts
below. If an impacts require mitigation, then you MUST fill out Section D of this form.
6a. ? Neuse ? Tar-Pamlico ? Other: ? ? ? ? ?
Project is in which protected basin? Yadkin, No Buffers ? Catawba ? Randleman
6b. 6c. 6d. 6e. 6f. 6g.
Buffer impact
number - Reason Buffer Zone 1 impact Zone 2 impact
Permanent (P) or for Stream name mitigation (square feet) (square feet)
Temporary (T) impact
61 ? P ? T NA NA El Nos NA NA
B2 ? PEI T NA NA 0 Nos NA NA
B3 ? P ? T NA NA ?? Nos NA NA
6h. Total buffer impacts NA NA
6i. Comments: Salem Lake and Salem Creek are in Yadkin-PeeDee River basin; No DWQ buffer requirement other than WS-III-CA
buffer above dam implemented by City and County.
D. Impact Justification and Mitigation
1. Avoidance and Minimization
1 a. Specifically describe measures taken to avoid or minimize the proposed impacts in designing project.
New dam, stilling basin and riprap dissipator are designed as close as possible to foot of old dam, to minimize Salem Creek impact.
1b. Specifically describe measures taken to avoid or minimize the proposed impacts through construction techniques.
Temporary downstream cofferdam and bypass piping will keep the work area dewatered to minimize erosion, turbidity, and potential
concrete toxicity. Lake drawdown will be limited to one ft per day as recommended by NC-WRC.
2. Compensatory Mitigation for Impacts to Waters of the U.S. or Waters of the State
a. Does the project require Compensatory Mitigation for Yes ?D No
impacts to Waters of the U.S. or Waters of the State?
2b. If yes, mitigation is required by (check all that apply): DWQ ? Corps
Mitigation bank
c. If yes, which mitigation option will be used for this project? Payment to in-lieu fee program
Permittee Responsible Mitigation
3. Complete if Using a Mitigation Bank
a. Name of Mitigation Bank: NA
P b. Credits Purchased (attach receipt and letter) ?ype NA ?uantity NA
Page 7 of I I
PCN Form -Version 1.3 December 10, 2008 Version
c. Comments: NA
4. Complete if Making a Payment to In-lieu Fee Program
a. Approval letter from in-lieu fee program is attached. Yes
b. Stream mitigation requested: A linear feet
c. If using stream mitigation, stream temperature: warm ? cool ?cold
d. Buffer mitigation requested (DWQ only): A square feet
e. Riparian wetland mitigation requested: A acres
f. Non-riparian wetland mitigation requested: A acres
g. Coastal (tidal) wetland mitigation requested: A acres
h. Comments: ? ? ? ? ?
Complete if Using a Permittee Responsible Mitigation Plan
a. If using a permittee responsible mitigation plan, provide a description of the proposed mitigation plan.
NA
6. Buffer Mitigation (State Regulated Riparian Buffer Rules) - required by DWQ
a. Will the project result in an impact within a protected riparian buffer that requires
buffer mitigation? Yes ?D No
b. If yes, then identify the square feet of impact to each zone of the riparian buffer that requires mitigation. Calculate the
amount of mitigation required.
Zone c.
Reason for impact d.
Total impact
(square feet)
Multiplier 6e.
Required mitigation
(square feet)
Zone 1 NA NA 3 (2 for Catawba) NA
Zone 2 NA NA 1.5 NA
6f. Total buffer mitigation required: NA
g. If buffer mitigation is required, discuss what type of mitigation is proposed (e.g., payment to private mitigation bank,
permittee responsible riparian buffer restoration, payment into an approved in-lieu fee fund).
NA
h. Comments: NA
Page 8 of 11
PCN Form - Version 1.3 December 10, 2008 Version
E. Stormwater Management and Diffuse Flow Plan (required by DWQ)
1. Diffuse Flow Plan
1a. Does the project include or is it adjacent to protected riparian buffers identified ? Yes ?X No
within one of the NC Riparian Buffer Protection Rules?
1 b. If yes, then is a diffuse flow plan included? If no, explain why.
? Yes O No
Comments: NA
2. Stormwater Management Plan
2a. What is the overall percent imperviousness of this project? NA %
2b. Does this project require a Stormwater Management Plan? ? Yes D No
2c. If this project DOES NOT require a Stormwater Management Plan, explain why: The new impervious area of the concrete dam
will be approximately 0.25 acre, and is less than the existing concrete spillway area that will be flooded under the lake. Net
impervious area of the dam will decrease.
2d. If this project DOES require a Stormwater Management Plan, then provide a brief, narrative description of the plan:
NA
? Certified Local Government
2e. Who will be responsible for the review of the Stormwater Management Plan? ? DWQ Stormwater Program
? DWQ 401 Unit
3. Certified Local Government Stormwater Review
3a. In which local government's jurisdiction is this project? City of Winston-Salem
?X Phase II
? NSW
3b. Which of the following locally-implemented stormwater management programs ? USMP
apply (check all that apply): 0 Water Supply Watershed
? Other: ? ? ? ? ?
3c. Has the approved Stormwater Management Plan with proof of approval been ? Yes ? No
attached?
4. DWQ Stormwater Program Review
? Coastal counties
? HQW
4a. Which of the following state-implemented stormwater management programs apply ? ORW
(check all that apply): ? Session Law 2006-246
? Other: ? ? ? ? ?
4b. Has the approved Stormwater Management Plan with proof of approval been
? Yes ? No
attached?
5. DWQ 401 Unit Stormwater Review
5a. Does the Stormwater Management Plan meet the appropriate requirements? ? Yes ? No
5b. Have all of the 401 Unit submittal requirements been met? ? Yes ? No
Page 9 of 11
PCN Form - Version 1.3 December 10, 2008 Version
F. Supplementary Information
1. Environmental Documentation (DWQ Requirement)
1 a. Does the project involve an expenditure of public (federal/state/local) funds or the 0 Yes ? No
use of public (federal/state) land?
1 b. If you answered "yes" to the above, does the project require preparation of an
environmental document pursuant to the requirements of the National or State 0 Yes ? No
(North Carolina) Environmental Policy Act (NEPA/SEPA)?
1 c. If you answered "yes" to the above, has the document review been finalized by the
State Clearing House? (If so, attach a copy of the NEPA or SEPA final approval
letter.)
Comments: The SEPA EA completed DENR review in late July, and will be submitted to ? Yes ?X No
the SCH in August for final review. Steve McEvoy at DLR Dam Safety is the lead review
agency.
2. Violations (DWQ Requirement)
2a. Is the site in violation of DWQ Wetland Rules (15A NCAC 2H .0500), Isolated
Wetland Rules (15A NCAC 2H .1300), DWQ Surface Water or Wetland Standards, ? Yes ?X No
or Riparian Buffer Rules (15A NCAC 2B .0200)?
2b. Is this an after-the-fact permit application? ? Yes 0 No
2c. If you answered "yes" to one or both of the above questions, provide an explanation of the violation(s): NA
3. Cumulative Impacts (DWQ Requirement)
3a. Will this project (based on past and reasonably anticipated future impacts) result in ? Yes ?X N
additional development, which could impact nearby downstream water quality? o
3b. If you answered "yes" to the above, submit a qualitative or quantitative cumulative impact analysis in accordance with the
most recent DWQ policy. If you answered "no," provide a short narrative description.
Project will not increase lake elevation or water withdrawal capacity; it is solely for dam safety purposes, not for growth.
4. Sewage Disposal (DWQ Requirement)
4a. Clearly detail the ultimate treatment methods and disposition (non-discharge or discharge) of wastewater generated from
the proposed project, or available capacity of the subject facility.
NA, but the adjacent Salem Lake Park bait & tackle shop (with restrooms) is plumbed to the City sewer system.
Page 10 of 11
PCN Form - Version 1.3 December 10, 2008 Version
5. Endangered Species and Designated Critical Habitat (Corps Requirement)
5a. Will this project occur in or near an area with federally protected species or ? Yes No
habitat?
5b. Have you checked with the USFWS concerning Endangered Species Act ?x Yes ? No
impacts?
0 Raleigh
5c. If yes, indicate the USFWS Field Office you have contacted. ? Asheville
5d. What data sources did you use to determine whether your site would impact Endangered Species or Designated Critical
Habitat?
US-FWS and NC-NHP online lists of protected species reported from Forsyth County, and field survey by RJG&A to demonstrate
that no protected species is likely to occur in the project area. See Salem Lake Dam EA section 4.9.
6. Essential Fish Habitat (Corps Requirement)
6a. Will this project occur in or near an area designated as essential fish habitat? ? Yes ?x No
6b. What data sources did you use to determine whether your site would impact Essential Fish Habitat?
NC-DMF and NC-WRC
7. Historic or Prehistoric Cultural Resources (Corps Requirement)
7a. Will this project occur in or near an area that the state, federal or tribal
governments have designated as having historic or cultural preservation ? Yes ?D No
status (e.g., National Historic Trust designation or properties significant in
North Carolina history and archaeology)?
7b. What data sources did you use to determine whether your site would impact historic or archeological resources?
SHPO responded "no comment" to the scoping letter and map submitted (included in EA appendix). Forsyth County Historic
Resources Commission requested that the portion of the concrete wall with the engraved dates be salvaged and displayed on the new
dam. This will be done as requested by Forsyth County HRC
8. Flood Zone Designation (Corps Requirement)
8a. Will this project occur in a FEMA-designated 100-year floodplain? ?D Yes ? No
8b. If yes, explain how project meets FEMA requirements: The main purpose of this project is bring Salem Lake Dam up to current
dam safety and flood passage standards. A HEC-RAS flood study and model were conducted as part of the project design.
8c. What source(s) did you use to make the floodplain determination? A Conditional Letter of Map Revision (CLOMR) application
has been submitted to North Carolina Floodplain Mapping Program, showing that there will be no change to the 100-year flood
elevations downstream of the dam.
Gerald Pottern 30 July 2010
Applicant/Agent's Printed Name Applicant/Agent's Signature Date
(Agent's signature is valid only if an authorization letter from the applicant
is provided.)
Page 11 of 11
PCN Form - Version 1.3 December 10, 2008 Version
,,,Winston-Salem • Forsyth County
C*t fill *
1, Y/County U , 'ties
Water - Sewer - Solid Waste Disposal
Utilities Administration -P.O. Box 251 F o Winston-,Salem, NC27102 *Tel 336.727.8418 - Fax 336.727.8432
February 22, 2014.
Gerald Pattern, Senior Biologist
Robert J. Goldstein and Associates, Inc.
1221 Corporation Parkway, Suite 100
Raleigh, North Carolina 27610
Subject: Salem Lake Darn - Agent Authorization Letter
To Whom It May Concern:
The City of Winston-Salem is currently evaluating replacement of the existing Salem
Lake Dam by constructing a new dam directly downstream of the existing. This letter
authorizes Robert J. Goldstein and Associates, Inc. to serve as an agent for the City of
Winston-Salem/Forsyth County Utilities Division for the purpose of obtaining
jurisdictional waters determinations, environmental permit approvals, and mitigation
planning in the vicinity of Salem Lake, Forsyth County, NC for the purposes of this
evaluation. If you have any questions regarding this work, please contact the
undersigned,
Sincerely,
Wi4K.de Lh C my utilities
Da, P.E.
Utilities[director
? C? TurjsdiCl'aKc? ?e7?lel?rt
U.S. ARMY CORPS OF ENGINEERS
WILMINGTON DISTRICT
Action Id. 201000406 County: Forsyth U.S.G.S. Quad: Winston-Salem East
NOTIFICATION OF JURISDICTIONAL DETERMINATION
Property Owner/Agent: City of Winston-Salem / David K. Saunders P E
Address: P.O. Box 2511
Winston-Salem, NC 27102
Telephone No.:
Property description: PY
Size (acres) 30 Nearest Town Winston-Salem
Nearest Waterway Salem Creek River Basin Yadkin River
USGS HUC 03040101 Coordinates N 36.0457804 W -80.1921168
Location description Existing Salem Lake Dam, adjacent to Salem Creek in Winston Salem Forsyth County North
Carolina.
Indicate Which of the Followin Apply:
A. Preliminary Determination
Based on preliminary information, there may be wetlands on the above described property. We strongly suggest you have
this property inspected to determine the extent of Department of the Army (DA) jurisdiction. To be considered final, a
jurisdictional determination must be verified by the Corps, This preliminary determination is not an appealable action
under the Regulatory Program Administrative Appeal Process ( Reference 33 CFR Part 331).
B. Approved Determination
There are Navigable Waters of the United States within the above described property subject to the permit requirements of
Section 10 of the Rivers and Harbors Act and Section 404 of the Clean Water Act. Unless there is a change in the law or
our published regulations, this determination may be relied upon for a period not to exceed five years from the date of this
notification.
X There are waters of the U.S. including wetlands on the above described project area subject to the permit requirements of
Section 404 of the Clean Water Act (CWA)(33 USC § 1344). Unless there is a change in the law or our published
regulations, this determination may be relied upon for a period not to exceed five years from the date of this notification.
_ We strongly suggest you have the wetlands on your property delineated. Due to the size of your property and/or our
present workload, the Corps may not be able to accomplish this wetland delineation in a timely manner. For a more timely
delineation, you may wish to obtain a consultant. To be considered final, any delineation must be verified by the Corps.
The waters of the U.S. including wetland on your project area have been delineated and the delineation has been verified
by the Corps. We strongly suggest you have this delineation surveyed. Upon completion, this survey should be reviewed
and verified by the Corps. Once verified, this survey will provide an accurate depiction of all areas subject to CWA
jurisdiction on your property which, provided there is no change in the law or our published regulations, may be relied
upon for a period not to exceed five years.
X The waters of the U.S. including wetlands have been delineated and surveyed and are accurately depicted on the plat
signed by the Corps Regulatory Official identified below on March 102010 . Unless there is a change in the law or
our published regulations, this determination may be relied upon for a period not to exceed five years from the date of this.
notification.
_ There are no waters of the U.S., to include wetlands, present on the above described property which are subject to the
permit requirements of Section 404 of the Clean Water Act (33 USC 1344). Unless there is a change in the law or our
published regulations, this determination may be relied upon for a period not to exceed five years from the date of this
notification.
Page 1 of 2
Action ID:
Placement of dredged or fill material within waters of the US and/or wetlands without a Department of the Army permit may
constitute a violation of Section 301 of the Clean Water Act (33 USC § 1311). If you have any questions regarding this
determination and/or the Corps regulatory program, please contact John Thomas at 919 5544884 ext. 25.
C. Basis For Determination
There are stream channels within our rolect site which are tributaries of Salem Creek which flows into the Yadkin
River and the Atlantic Ocean.
D. Remarks
E. Appeals Information (This information applies only to approved jurisdictional determinations as indicated in
B. above)
This correspondence constitutes an approved jurisdictional determination for the above described site. If you object to this
determination, you may request an administrative appeal under Corps regulations at 33 CFR part 331. Enclosed you will find a
Notification of Appeal Process (NAP) fact sheet and request for appeal (RFA) form. If you request to appeal this
determination you must submit a completed RFA form to the following address:
District Engineer, Wilmington Regulatory Division
Attn:Jean Manuele, Project Manager,
Raleigh Regulatory Field Office
3331 Heritage Trade Drive, Suite 105
Raleigh, North Carolina 27615
In order for an RFA to be accepted by the Corps, the Corps must determine that it is complete, that it meets the criteria for
appeal under 33 CFR part 331.5, and that it has been received by the District Office within 60 days of the date of the NAP.
Should you decide to submit an RFA form, it must be received at the above address by May 10.2010.
**It is not necessary to submit an RFA form o he District Office if you do not object to the determination in this
correspondence.**
Corps Regulatory Official:
Date 03/10/2009 t Expiration Date 3/10/2014
The Wilmington District is committed to providing the highest level of support to the public. To help us ensure we continue to
do so, please complete the Customer Satisfaction Survey located at our website at ft://regulatory usacesurvey com/ to
complete the survey online.
Copy furnished:
Gerald Potters, Robert J. Goldstein and Associates, Inc., 1221 Corporation Parkway, Suite 100, Raleigh, North Carolina
27610
Page 2 of 2
WINSTON-SALEM EAST QUADRAN GL E
STATE OF NORTH CAROLINA ` FEET
DEPARTMENT OF NATURAL AND ECONOMIC RESOURCES 20C
RALEIGH, NORTH CAROLINA
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