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HomeMy WebLinkAboutTobacco Road Draft Instrument Mod_20210308RES Cape Fear 02 Umbrella Mitigation Bank Tobacco Road Mitigation Project Instrument Modification Cape Fear River Basin HUC 03030002 s Y Y6� r x T 4;P G ,z. 8 K. ^. 5^ � Prepared by: Resource Environmental Solutions, LLC fires Bank Sponsor: Environmental Banc & Exchange, LLC 3600 Glenwood Avenue, Suite 100 Raleigh, North Carolina 27612 919-770-5573 March 2021 Table of Contents 1 INTRODUCTION.....................................................................................................................1 1.1 Project Description........................................................................................................................1 1.2 Project Location............................................................................................................................1 1.3 Service Area.................................................................................................................................. 2 1.4 Identified Watershed Needs.......................................................................................................... 2 1.5 Purpose and Objectives.................................................................................................................2 1.6 Technical Feasibility.....................................................................................................................3 1.7 Site Ownership..............................................................................................................................4 2 QUALIFICATIONS..................................................................................................................4 2.1 Bank Sponsor................................................................................................................................4 2.2 Bank Sponsor Qualifications........................................................................................................ 4 3 EXISTING CONDITIONS........................................................................................................5 3.1 Existing Jurisdictional Waters of the US...................................................................................... 5 3.2 Existing Reach Conditions............................................................................................................ 6 3.3 Physiography and Soils...............................................................................................................11 3.4 Endangered/Threatened Species.................................................................................................12 3.5 Vegetation...................................................................................................................................13 3.6 Cultural Resources......................................................................................................................13 3.7 Constraints..................................................................................................................................13 4. PROPOSED BANK CONDITIONS........................................................................................14 4.1 Conceptual Mitigation Plan........................................................................................................14 4.2 Stream Restoration......................................................................................................................15 4.3 Potential Wetland Enhancement and Preservation.....................................................................18 5 MONITORING.......................................................................................................................19 5.1 Reference Ecosystems.................................................................................................................19 5.2 As -Built Survey..........................................................................................................................19 5.3 Visual Monitoring.......................................................................................................................19 5.4 Cross Sections.............................................................................................................................19 5.5 Vegetative Success Criteria........................................................................................................ 20 5.6 Adaptive Management................................................................................................................ 20 6 BANK ESTABLISHMENT AND OPERATION.....................................................................20 6.1 Establishment and Operation of the Bank................................................................................... 20 6.2 Proposed Credit Release Schedule.............................................................................................. 21 6.2.1 Initial Allocation of Released Credits................................................................................. 21 6.2.2 Subsequent Credit Releases................................................................................................ 21 6.3 Financial Assurances.................................................................................................................. 23 6.4 Proposed Ownership and Long -Term Management................................................................... 23 6.5 Assurance of Water Rights......................................................................................................... 24 7 References.......................................................................................................................................25 List of Figures Figure 1. Project Vicinity Map Figure 2. Parcel Access Map Figure 3. USGS Quadrangle Map Figure 4. Existing Conditions Map Figure 5. Historical Imagery Figure 6. Mapped Soils Figure 7. FEMA Map Figure 8. Conceptual Design Figure 9. LiDAR Appendices Appendix A — NC DWR Stream Determination Appendix B — Landowner Authorization Forms Appendix C — Existing Conditions Photo Log INTRODUCTION Environmental Banc & Exchange, LLC (EBX), a wholly owned subsidiary of Resource Environmental Solutions (RES), is pleased to propose the Tobacco Road Mitigation Project (the Project) for inclusion in the RES Cape Fear 02 Umbrella Mitigation Bank Instrument (the Bank). The Project has been identified as having potential to help meet the compensatory mitigation requirements for stream and wetland impacts in hydrologic unit 03030002 of the Cape Fear River Basin (Cape Fear 02). This mitigation plan will be prepared in accordance with the RES Cape Fear 02 Umbrella Mitigation Bank made and entered into by EBX, LLC on February 9, 2018, and the United States Army Corps of Engineers (USACE). In addition to stream and wetland mitigation, the Project is proposing to provide riparian buffer and/or nutrient offset mitigation through the NC Division of Water Resources (DWR) Riparian Buffer Mitigation program within the Haw River Subwatershed of the Jordan Lake Watershed. 1.1 Project Description The Project is located in Alamance County, approximately 13 miles southwest of Burlington, NC (Figure 1) near the intersection of Thom Road and Highway 54 in the Cape Fear River Basin within Cataloging Unit 03030002, 03030002050040, and NC Division of Water Resources (DWR) Sub -Basin 03-06-04. The Project consists of two parcels totaling 46.42 acres of conservation easement (Figure 2). The Project has a total drainage area of 458 acres (Figure 3a and 3b) and is mainly a mix of forested and agricultural land including row crop and active pasture (Figure 4); aerial imagery indicates that the Project area has historically served these land uses (Figure 5). Stressors currently affecting the Project include row crop, livestock production and a lack of riparian buffers. The Project will involve the stream restoration, enhancement, and preservation of several unnamed tributaries including, TRI (TRI-A, TRI-B, TRI-C, TRI-D, TRI-E, TRI-F), TR2, MN1 (MNI-A, MN1- B, MN1-C), MN2 (MN2-A, MN2-B), MN3, MN4 (MN4-A, MN4-B), MN5 (MN5-A, MN5-B), MN6 (MN6-A, MN6-B), MN7 (MN7-A, MN7-B), and MN8. Reaches are broken up by treatment type. TRI flows east to west towards Mineral Springs Road. MNI, MN2, MN3, and MN7 flow south before coming to confluences with TRI. MN4, MN5, and MN6 flow north before coming to confluences with TRI. TR2 flows to the west, paralleling TRI-C before draining to it, just before the confluence of TRI-D and MN5- B. In addition to the stream reaches, there are multiple degraded wetland areas within the project area that have been impacted by livestock access and/or ditching. The conceptual design presents 12,899 linear feet of stream mitigation generating 7,074.796 Stream Mitigation Units (SMU) and 0.58 acres of wetland mitigation generating 0.139 Wetland Mitigation Units (WMU). In addition to stream and wetland mitigation, the Project also presents the opportunity to provide up to 44 acres of Riparian Buffer Mitigation generating 16.05 acres of Riparian Buffer Credits. The Project will provide critical ecological uplift to aquatic and riparian corridors that would otherwise be even further degraded by agricultural uses and continued livestock access. 1.2 Project Location To access the Project from Burlington, NC, travel approximately thirteen miles on NC-54 east. At the intersection of Thom Road and NC-54 east, turn right. The entrance to the Project is about 0.3 miles down Thom Road on the right. The latitude and longitude of the access road to the Project is 35.973063°, and - 79.282234°. RES Cape Fear Instrument Modification Umbrella Mitigation Bank 1 March 2021 1.3 Service Area This Bank will provide stream and wetland mitigation credits to offset unavoidable impacts on both stream and wetland resources within the Cape Fear River Basin (8-digit USGS HUC 03030002). In a separate mitigation banking instrument with DWR this project is proposing to provide up to 16.05 acres of Riparian Buffer Mitigation Credits for the Haw River Subwatershed of the Jordan Lake watershed. 1.4 Identified Watershed Needs The 2009 Cape Fear River Basin Restoration Priorities (RBRP) identified several restoration needs for the entire Cape Fear River Basin, as well as for HUC 03030002, specifically. This Project contains tributaries draining to the Haw River, which eventually drain to B. Everett Jordan Lake, a Nutrient Sensitive Water, providing drinking water supply to surrounding areas. Reduction of non -point source pollution to waters draining to Jordan Lake is a recommendation for the Cape Fear 02 watershed. Water quality stressors currently affecting the Project include row crop production, livestock production and lack of forested riparian buffer. Field evaluations determined all reaches to be either intermittent or perennial. A combination of stream restoration, enhancement, and preservation is proposed to increase water quality and ecological function and protect these features in perpetuity. 1.5 Purpose and Objectives The purpose of the proposed Project is to generate compensatory mitigation credits for inclusion in the RES Cape Fear 02 Umbrella Mitigation Bank in the Cape Fear River Basin. The project goals address stressors identified in the watershed, and include the following: • Restore and enhance hydrology, and water quality functions to stream channels; • Reduce inputs of sediment into streams from eroding stream banks; • Reduce nutrient inputs to streams; • Improve aquatic habitat in project streams; • Improve floodplam connectivity; • Enhance and protect wetland hydrology, soils, and plant communities; • Restore appropriate riparian and wetland plant communities; • Preserve high quality stream and wetland resources; • Improve ecological processes by reducing water temperature, improving terrestrial and aquatic habitat, and restoring a native plant community. The project goals will be addressed through the following project objectives: • Design and reconstruct stream channels sized to convey bankfull flows that will maintain a stable dimension, profile, and planform based on watershed and reference reach conditions; • Addition of in -stream structures and bank stabilization measures to protect restored and enhanced streams; • Install habitat features such as brush toes, constructed riffles, woody materials, and pools of varying depths to restored and enhanced streams; • Reduce bank height ratios and increase entrenchment ratios to reference reach conditions; • Increase forested riparian buffers to at least 50 feet on both sides of the channel along the project reaches with appropriate native riparian plant communities; RES Cape Fear Instrument Modification Umbrella Mitigation Bank 2 March 2021 • Enhance and protect wetlands by raising stream bed elevations and planting native wetland plant species; • Establish a permanent conservation easement on the Project; • Add fencing to exclude livestock from water resources (streams, buffers, and wetlands), therefore lessening stream and wetland soil erosion and improving overall water quality. The proposed Project is designed to help meet these goals. The project will address stressors identified in the watershed through nutrient removal, sediment removal, runoff filtration, and improved aquatic and terrestrial habitat. These project goals will be achieved through restoration, enhancement, and preservation of the streams, wetlands, and riparian buffers. 1.6 Technical Feasibility The technical feasibility of the Bank is assured due to RES' extensive experience with stream and wetland restoration in North Carolina and throughout the Southeast. Examples of EBX's success include the projects listed in Table 1. Table 1. Summary of RES Projects across the State of North Carolina Basin Projects in various Various stages of development, Broad 3 Counties 18,510 13.11 NA construction, monitoring, and completion Projects in various Cape Fear- Randolph, stages of development, Randleman 10 Guilford 2,828 0 3,172,672.750 construction, monitoring, and completion 161,955.830 Projects in various Cape Fear- Alamance, BMU stages of development, Jordan 7 Orange, 13,662 8.2 27,571.840 construction, Lake Guilford lbs N monitoring, and 820.680 lbs P completion Projects in various Various stages of development, Cape Fear 10 Counties 59,762 50.5 NA construction, monitoring, and completion Projects in various Various stages of development, Catawba 14 Counties 78,210 45.5 1,547,829 construction, monitoring, and completion French 7 Henderson 24,525 3.9 NA Projects in development Broad Mitchell Little 2 Macon, 4,766 4.5 NA Projects in monitoring Tennessee Jackson RES Cape Fear Umbrella Mitigation Bank Instrument Modification March 2021 Lumber 2 Anson, 4,098 69 NA Projects closed out Lenoir 9,764,220.550 Projects in various Various BMU stages of development, Neuse 33 Counties 119,948 648 392,710.04 construction lbs N monitoring, and completion Roanoke 3 Various 20,331 112.2 NA Projects closed out Counties Tar- Pamlico I Halifax 6,757 85.8 0 Projects closed out White Oak 1 Onslow 3,770 0 NA Project in Development Projects in various Various stages of development, Yadkin 18 Counties 90,784 0 NA construction, monitoring, and completion 1.7 Site Ownership The land required for the construction, management, and stewardship of this mitigation project includes portions of the parcels listed in Table 2. A landowner map is also provided in Figure 2. EBX, LLC has obtained a legal option to develop the mitigation project and establish a permanent conservation easement on the necessary area on the subject parcels. Table 2. Tobacco Road Landowner Information iiwner� EEffF__ PIN County Marvin Boyd Newlin— 9810596562 Alamance Newlin Marvin Morrow REV Trust Steven Gerald Greeson 9810273348 Alamance 2 QUALIFICATIONS 2.1 Bank Sponsor The Project shall be established under the terms and conditions of the RES Cape Fear 02 Umbrella Mitigation Bank made and entered into by EBX, LLC, acting as the Bank Sponsor. Company Name: Environmental Banc & Exchange, LLC Company Address: 3600 Glenwood Avenue, Suite 100, Raleigh, NC 27612 Contact Name: Matt Butler Telephone: 919-770-5573 Email: mbutler@res.us 2.2 Bank Sponsor Qualifications RES is the nation's largest and most experienced dedicated ecological offset provider. RES develops and supplies ecological solutions to help public and private sector clients obtain required permits for unavoidable, project -related impacts to wetlands, streams, and habitats. RES helps clients proactively RES Cape Fear Instrument Modification Umbrella Mitigation Bank 4 March 2021 manage risk from operations in environmentally sensitive areas by providing impact analyses, streamlining permitting processes, and limiting liability and regulatory exposure. Key RES milestones and achievements include: • Restoration, enhancement, and preservation of 58,024 acres of wetlands • Restoration of over 328 miles of streams • Rehabilitation, preservation, and/or management of over 15,000 acres of special -status species habitat • Successful close-out of over 100 mitigation sites • Permitting and development of over 200 permittee-responsible mitigation projects • Design, permitting, management, and development of 138 wetland, stream, species and conservation banks • Delivery of 20,000 acres of custom, turnkey mitigation solutions • Design and construction of over 350 stormwater management facilities • Reductions of over 267 tons of water quality nutrients • Planting of over 17,400,000 trees across all operating regions • Development and operation of nurseries in three states including the largest coastal nursery in Louisiana • Facilitation of compensatory mitigation and nutrient offsets for over 3,434 federal and state permits In North Carolina, RES and its affiliated companies have a long history of supplying mitigation contracts with North Carolina state agencies. With a regional office in Raleigh staffed with full-time professionals, RES has the ability to carry out existing projects, as well as secure and carry out new projects and banks in the State. 3 EXISTING CONDITIONS 3.1 Existing Jurisdictional Waters of the US United States Fish and Wildlife Service (FWS) National Wetland Inventory (NWI) mapping depicts three wetlands within the proposed project easement (Figure 4). The wetland types include a freshwater forested/shrub wetland (PFOIA), a riverine wetland (R4SBC), and a freshwater pond (PUBM). A wetland delineation has not yet been performed. The Project will be delineated by RES and confirmed by the USACE during the design phase of the project. The stream channels were classified using DWR methodology (NCDWR, 2010) (Appendix A). The Project area includes unnamed tributaries which drain to Motes Creek, eventually draining to the Haw River to the west of the Project. The current State classifications for Motes Creek is Water Supply V (WS- V) and Nutrient Sensitive Waters (NSW). Classification WS-V refers to waters usually upstream of Class C waters and are used by industry to supply their employees with drinking water. These are also waters that may have formerly been used as water supply and are also protected for Class C uses. NSW are waters RES Cape Fear Instrument Modification Umbrella Mitigation Bank 5 March 2021 needing additional nutrient management due to being subject to excessive growth of microscopic or macroscopic vegetation. 3.2 Existing Reach Conditions In general, most or portions of the Project streams do not function to their full potential. Current conditions demonstrate significant habitat degradation as a result of impacts from historic agriculture, including livestock and row crop production (Figure 5). The Project reaches are generally channelized, lack bedform diversity, and are oversized with poor riparian buffer conditions. Some existing stream parameters are summarized in Table 3 and can be found in Figure 4. Photos that show existing field conditions can be seen in Appendix C. RES Cape Fear Instrument Modification Umbrella Mitigation Bank 6 March 2021 Table 3. Tobacco Road Project Stream Summary JrAWS�tRretermination TR1-A Intermittent Score*(acres) 25.5 DrainageLivestock 144 Length (LF) 1,136 Access No TRI-B Perennial 36 225 1,314 Yes TRI-C Perennial 293 1,125 Yes TRI-D Perennial 366 1,849 No TRI-E Perennial 456 2,150 No TRI-F Perennial 458 168 No TR2 Intermittent 22 13 367 Yes MNI-A Intermittent 25 17 213 No MN1-B Intermittent 23 447 No MN1-C Intermittent 28 356 No MN2-A Intermittent 21 14 394 Yes MN2-13 Intermittent 27 561 Yes MN3 Intermittent 25 18 274 Yes MN4-A Intermittent 23.5 13 201 Yes MN4-B Intermittent 16 258 Yes MN5-A Intermittent 22.5 9 51 Yes MN5-13 Intermittent 10 206 Yes MN6-A Intermittent 25.5 19 416 No MN6-B Intermittent 22 228 No MN7-A Intermittent 19.25 3 352 No MN7-B Intermittent 12 462 No MN8 Intermittent 22.5 9 370 No *Stream determination score determined by NCDWR Stream Identification Form 4.11, see Appendix A. RES Cape Fear Instrument Modification Umbrella Mitigation Bank 7 March 2021 Reach TRI Reach TRI, a tributary of Motes Creek, enters the project from the northeast corner and flows east through the project area and exits at the southwestern corner. Eventually, Motes Creek drains directly to the Haw River west of the Project, eventually flowing to B. Everett Jordan Lake. The entire reach has a 458-acre total drainage area. TRI is split into six reaches: TRI-A, TRI-B, TRI-C, TRI-D, TRI-E, and TRI-F, beginning as an intermittent stream and ending as perennial. Eight unnamed tributaries, MN1, MN2, MN3, MN4, MN5, MN6, MN7 and TR2, drain into TRI based on existing conditions. Reach TRI-A is the most upstream section of TRI that ends at the proposed easement break and intersection of NC Highway 54. This reach is fed by a stormwater pond northeast of the proposed easement boundary and is mostly stable throughout with good bedform diversity and existing riparian buffer. Row crops surround the channel on both the left and right banks. There is one proposed farm crossing used for agricultural access which divides the reach near the middle. Some channel instability is limited to a few meander bends and a rip rap ramp is present on the upstream end of the reach. The channel top of bank measures approximately 10 feet wide and 3 feet deep, and the drainage area is 144 acres. On the downstream side of the proposed easement break, intersected by Highway 54, reach TRI-B picks up and flows west until reaching the confluence with TRI- C and MN3. Upstream along TRI-B the channel splays out over the floodplain with little to no riparian buffer due to continued livestock access. Further downstream, past its one proposed easement break that divides the reach used for agricultural access, the channel becomes straightened and oversized with vertical, eroded banks. There is scattered vegetation along the banks; however, invasive species are present, and cattle access has heavily degraded the existing riparian area. The channel measures about 12 feet wide in some places and around two feet deep. Bed material is slightly undersized due to the sediment inputs from bank erosion and cattle access. The drainage area is 225 acres. TRI-C begins at the confluence of MN3 and TRI-B and is segmented into three sections due to two proposed easement breaks, one of which is an existing pipeline right of way. The reach has good bedform throughout but has been channelized for agricultural purposes; spoil piles are scattered along the banks. Most of the reach is open to direct cattle access, which has led to degraded stream banks and riparian buffer. The size of the channel fluctuates moving downstream but averages around 10 feet wide from top of bank, and one and a half to two feet deep. Channel instability is present on about 30 percent of the reach. Proposed Wetland WC is situated near the downstream portion of TRI-C along the left bank. The drainage area of TRI-C is 293 acres. TRI-D begins at the confluence of TRI-C and MN5-B and has relatively good bedform with appropriately sized bed material. The right bank is heavily vegetated with a mix of native and invasive species. The left bank is sparsely vegetated upstream but becoming exposed to row crop moving downstream. Channel instability is present along about 15 percent of the reach. The average size is approximately seven and a half feet wide from top of bank, two feet deep on the left bank and four feet deep on the right bank. The drainage area is 366 acres. TRI-E begins downstream of the last proposed easement break along TRI. The channel has good bedform diversity, but slightly undersized bed material, averaging approximately 11 feet wide from top of bank and around three feet deep. There are areas of active erosion and incision along 50 percent of the reach. TRI-E is mostly forested, with a mix of hardwood and invasive species. The drainage area is 456 acres. The final reach is TRI-F, which extends downstream to the end of the proposed easement boundary. Scattered bedrock lies throughout the bottom of the channel creating good bedform diversity and sinuosity along the reach; however, erosion of the banks has caused the channel to become oversized, impacting stability. The reach is sparsely buffered by mature hardwoods and some invasive species. The channel measures approximately 12 to 13 feet wide and about two feet deep and has a 458-acre drainage area. RES Cape Fear Instrument Modification Umbrella Mitigation Bank 8 March 2021 Reach TR2 TR2 is an intermittent tributary that has formed from a ditch outside of the easement and runs northwest, paralleling the main channel, before coming to a confluence with TRI-C. It is sparsely forested with mature native hardwoods and some invasive species on both banks. Livestock access and other agricultural manipulation have left the channel degraded and not functioning properly. TR2 measures about four feet wide and one foot deep and has a drainage area of about 13 acres. Reach MNl Reach MN1 is split into four smaller reaches, MN1-A, MN1-B, and MN1-C which all flow south towards TRI-A. The total drainage area of MN1 is 28 acres. MN1-A is an intermittent stream that comes to a confluence with MN8 right before the existing pipeline proposed easement break. The reach is stable with heavily vegetated banks; however, the right bank has a narrow buffer before meeting NC Highway 54. The average channel width of this reach is between two and three feet from top of bank and the approximate depth is between a half a foot to a foot deep. The drainage area of MN1-A is 17 acres. Continuing downstream past the proposed easement break, MN1-B picks up, flowing south before coming to its confluence with MN1-C. It is relatively stable, lacking some bedform diversity and is only sparsely forested. Row crops are grown adjacent to either side of the banks' narrow buffers and proposed wetland WA is positioned near the middle of the left bank. The channel measures approximately four feet wide and two and a half feet deep. The drainage area is 23 acres. The final section of MN1, MN1-C has good bedform diversity, but an exposed floodplain, surrounded by row crops on both banks. The reach, flowing south towards TRI-A, has been channelized and straightened, with areas of incision and bank erosion. The channel is approximately two and a half feet wide and one and a half feet deep. The drainage area is 28 acres. Reach MN2 Reach MN2, an intermittent tributary flowing south to TRI-B, is split into two smaller reaches, MN2-A and MN2-B, divided by a proposed easement break designated for an existing pipeline right of way. The channel begins as a headcut, flowing through forested buffer, before emptying into a pasture with an exposed floodplain. The drainage area of the entire reach is 27 acres. MN2-A is a relatively stable channel with heavily vegetated stream banks and a well -developed riparian buffer composed mostly of mixed hardwoods. The channel has been straightened and areas of piled trash can be found along the left bank. Livestock have direct access to the stream. The channel measures approximately three feet wide from top of bank and about half a foot deep, with a drainage area of 14 acres. MN2-B begins after the proposed easement break and flows through an agricultural field, heavily impacted by historic and current livestock activity. The channel has been manipulated, lacking bedform diversity and stability, in some areas ditched or splayed out over the floodplain. It flows through proposed wetland WB, meeting a culverted livestock crossing before coming to its confluence with TRI-B. The channel is somewhat incised with vertical banks measuring three feet wide from top of bank and two feet deep, and the drainage area is approximately 27 acres. RES Cape Fear Instrument Modification Umbrella Mitigation Bank 9 March 2021 Reach MN3 Reach MN3 is an intermittent tributary flowing south toward the confluence of TRI-B and TRI-C. The reach begins at the tree line south of its forested origin. MN3 has a mostly exposed floodplain to the north but becomes sparsely forested closer to its confluence with TR1-C. Due to livestock pressure, straightening, and ditching, the stream is not functioning to its highest potential. The channel is overwide and shallow with little to no bedform. The drainage area of the reach is 18 acres, and it measures approximately four feet wide from top of bank and about half a foot deep. Reach MN4 Reach MN4, an intermittent tributary flowing north to TRI-C, is split into two smaller reaches, MN4-A and MN4-B, divided by a proposed easement break designated as a farm crossing. The drainage area of the entire reach is 16 acres. The beginning of the channel, MN4-A, starts just below an agricultural pond outside of the easement and flows north through open pasture. There is sparse tree cover at the top of the reach; however, the majority of MN4-A has an exposed floodplain, with little to no forested buffer. Ditching and cattle access has caused this reach to splay out across the floodplain in areas, lacking bedform diversity and channel stability. It measures approximately six feet wide from top of bank and two and a half feet deep. The drainage area of MN4-A is 13 acres. The stream enters into sparse forest after a proposed easement break, which begins MN4-B. The channel is relatively stable with heavily vegetated stream banks and a well -developed riparian buffer composed mostly of mixed hardwoods; however, there is continued livestock access throughout the reach which has impacted the functionality of MN4-B. The channel measures approximately four feet wide from top of bank and two feet deep, with a drainage area of 16 acres. Reach MN5 Reach MN5, is an intermittent tributary of TRI-C that flows northwest and is split into two smaller reaches, MN5-A and MN5-B. The drainage area of the entire reach is 10 acres. The channel begins at MN5-A, a heavily forested stream with a well -developed rocky bed. With vegetation along both banks, the reach is able to maintain stability and nutrient intake from the adjacent pasture. The left bank is fully forested out to the easement boundary, while the right bank is mostly forested, leaving a small corridor of remaining row crop to be planted with native riparian species. Some incision is present on the upstream portion of the reach. The channel measures approximately four feet wide from top of bank and 0.2 feet deep, with a nine - acre drainage area. MN5-A meets MN5-B as the right bank becomes less vegetated with hardwoods, and more vegetated with pasture grasses. There is livestock access to both MN5-A and MN5-B; however, the impacts are more evident along MN5-B as the channel banks are more eroded and become splayed out across the floodplain in some areas. The left bank remains forested along the entire reach. MN5-B averages between seven and 11 feet wide from top of bank and about two feet deep. The drainage area is 10 acres. Reach MN6 Reach MN6, a tributary of TRI-D, flowing northwest, is split into two smaller reaches, MN6-A and MN6- B, with a total drainage area of 22 acres. It begins as MN6-A, a moderately established channel, originating at a forested headcut. The banks are relatively shallow, splayed out in some places, most likely due to agricultural manipulation, but otherwise healthy. The stream parallels a planted field along the left bank while the right bank is densely forested with a mix of hardwoods. Invasive species are present along this RES Cape Fear Instrument Modification Umbrella Mitigation Bank 10 March 2021 reach. MN6-A measures about four feet wide from top of bank and half a foot deep with a 19-acre drainage area. The channel transitions to reach MN6-B after flowing north beyond the tree line. This reach has been heavily ditched and straightened, lacking bedform diversity. The banks are splayed across the exposed floodplain adjacent to row crops. Wetland WD is situated along the right bank near the confluence of MN6- B and TRI-D. The channel measures approximately three and a half feet wide from top of bank and about a foot deep. The drainage area is 22 acres. Reach MN7 Reach MN7, flows from the north towards TRI-D and is split into two smaller reaches, MN7-A and MN7- B. The total drainage area is 12 acres. The stream begins at MN7-A, a ditched channel intersecting agricultural fields. Directly along the banks, there is very sparse tree cover, composed of mostly mature hardwoods; moving out into the floodplain, which is currently row crops, there is no vegetative riparian buffer. The channel has been manipulated and straightened leaving it unable to function at its highest potential. MN7-A is approximately four feet wide and half a foot deep with a three -acre drainage area. The channel transitions to MN7-B as it flows south into a forested buffer after the proposed farm crossing. With adequate bedform diversity and a mostly vegetated riparian buffer, MN7-B exhibits high stability and functionality. Some invasives are present along the reach, but the canopy is mostly native hardwoods. The easement boundary along the right bank lacks a fully developed riparian buffer where a portion of row crop encroaches in, otherwise, both banks are fully vegetated. The channel measures approximately four feet wide from top of bank and about two feet deep with a drainage area of 12 acres. MN8 MN8 is an intermittent stream that comes to a confluence with MN1-A right before the existing pipeline proposed easement break. The reach is stable with heavily vegetated banks; however, the left bank is narrowly buffered with row crop extending to the forest boundary. The average channel width of this reach is between two and three feet from top of bank and the approximate depth is between a half a foot to a foot deep. The drainage area of MN8 is nine acres. 3.3 Physiography and Soils The site is located in the Carolina Slate Belt level IV ecoregion within the Piedmont level III ecoregion. Because of the mineral -rich metavolcanic and metasedimentary rocks with slatey cleavage that make up this ecoregion, the finer -grained and less metamorphosed rock tend to form slightly lower elevations with wider valleys throughout this portion of the Piedmont. This region is made of mainly dissected irregular plains, some hills, linear ridges, and isolated monadnocks. Streams with low to moderate gradient are mostly composed of boulder and cobble substrates. Silty and silty clay soils are often found throughout this region. Natural vegetation communities consist of mixed oak and oak -hickory -pine forests (USEPA). Land use throughout this ecoregion consists mainly of mixed and deciduous forest, pine plantations, pasture, and some public land. The Natural Resource Conservation Service (MRCS) depicts eight soil mapping units across the Project (Figure 6). The map units and soil characteristics are summarized in Table 4. The mapped soil data presented here are for reference only. Additional work will be conducted as needed to support the project. RES Cape Fear Instrument Modification Umbrella Mitigation Bank 11 March 2021 Table 4. Tobacco Road Mapped Soil Series Map Vb Map Unit NameWWinage Class Hydric Hydrologic S W Status Soil Group Setting Chewacla loam, 0 to 2 Somewhat Non - ChA percent slopes, frequently poorly drained hydric B/D Floodplains flooded Cullen clay loam, 2 to 6 Non- CnB2 percent slopes, Well drained hydric B Interfluves moderatelyeroded Cullen clay loam, 6 to 10 Non- CnC2 percent slopes, Well drained Hydric B Interfluves moderatelyeroded Cullen clay loam, 10 to Non- CnD2 15 percent slopes, Well drained Hydric B Interfluves moderatelyeroded Cullen clay loam, 15 to Non- CnE2 45 percent slopes, Well drained hydric B Interfluves moderatelyeroded HnE Herndon silt loam, 15 to Well drained Non- B Interfluves 45 percent slopes hydric Sloughs on interfluves, Mandale-Secrest depressions on MaB complex, 2 to 6 percent Somewhat Non- C/D C Interfluves, Slopes poorly drained hydric drainageways on interfluves, flats on interfluves Drainageways Somewhat on interfluves, Mandale-Secrest poorly sloughs on MaC complex, 6 to 10 percent drained Non- C/D C Interfluves, slopes Moderately hydric depressions on well drained Interfluves, flats on Interfluves 3.4 Endangered/Threatened Species The US Fish and Wildlife Service (USFWS) database (accessed April 20, 2020) for Alamance County, North Carolina lists one endangered species, Cape Fear shiner (Notropis mekistocholas), as being within proximity of the proposed project. In addition, the Bald eagle (Haliaeetus leucocephalus) is protected under the Bald and Golden Eagle Protection Act (BGPA) and prohibits take of bald and golden eagles. (Table 5). In addition to the USFWS database, the North Carolina Natural Heritage Program (NCNHP) GIS database (accessed April 20, 2020) was consulted to determine whether previously cataloged occurrences of protected species were mapped within one mile of the project. Results from NHP indicate that there are three known occurrence of state significantly rare species within a one -mile radius of the project area (NHP, 2020). These occurrences include two butterflies, the mottled duskywing (Erynnis martialis) and the Helicta satyr (Neonympha helicta). One dragonfly, the coppery emerald (Somatochlora georgiana). No protected RES Cape Fear Instrument Modification Umbrella Mitigation Bank 12 March 2021 species or potential habitat for protected species was observed during preliminary site evaluations. Based on initial site investigations, no impacts to state protected species are anticipated as a result of the proposed project. The decision phase of the project will include USFWS and North Carolina Wildlife Resource Commission coordination to confirm these findings. Table 5. Federally Protected Species in Alamance County q� Federal Habitat Common N� Ilientilic name Status* Present Record Status Fish: Cape Fear shiner Notropis mekistocholas E No Current Vertebrate: Bald Eagle Haliaeetus leucocephalus BGPA No Current *BGPA = Bald and Golden Eagle Protection Act, E = Endangered 3.5 Vegetation The Project is characterized primarily by row crop, active livestock pasture, and disjointed riparian forest. Existing vegetation throughout the site includes white oak (Quercus alba), black oak (Quercus velutina), hickory (Carya sp.), American beech (Fagus grandifolia), flowering dogwood (Corpus florida), eastern red cedar (Juniperus virginiana), sweet gum (Liquidambar styraciflua), tulip poplar (Ltriodendron tulipifera), winged elm (Ulmus alata), American holly (Ilex opaca), sugarberry (Celtis laevigata), box elder (Acer negundo), red maple (Acer rubrum), sourwood (Oxydendrum arboreum), American sycamore (Platanus occidentalis), green ash (Fraxinus pennsylvanica), eastern redbud (Cercis canadensis), black walnut (Juglans nigra), American hophornbeam (Ostrya virginiana), and black gum (Nyssa sylvatica). Invasive species are also present throughout, including Chinese privet (Ligustrum sinense), multiflora rose (Rosa multiflora), and autumn olive (Elaeagnus umbellata). 3.6 Cultural Resources On April 20, 2020, the North Carolina State Historic Preservation Office (SHPO) website database was reviewed to determine if any listed or potentially eligible historic or archeological resources in the proposed project area existed. This search did not reveal any registered occurrence within the project area. The search did however reveal two registered occurrences of possible historic or archeological resources within a mile of the proposed project area, the Sherriff Turrentine House (AM0444) which is now gone and the Newlin - Thompson House (AM0432). The proposed Project is not expected to have any impact on either of these findings. The environmental screening phase of the Project will include SHPO coordination to confirm these findings. 3.7 Constraints There are minimal constraints to the Project that will be considered during the design of the Project. The western portion of the Project is within a FEMA regulatory floodway (Figure 7) and therefore FEMA permitting will be required for this Project. The middle portion of TRl-C has a buffer area less than 50 feet from the stream top of bank to the proposed easement boundary, with an easement break on either side, therefore, this portion of the reach will not be eligible to generate stream mitigation credit; however, stream and buffer work will still be performed to ensure the functionality of the reach as a whole. A tree survey RES Cape Fear Instrument Modification Umbrella Mitigation Bank 13 March 2021 will be conducted to design the mitigation measures and access to minimize impacts to significant specimen trees. Trees that are necessary to remove for project construction will be utilized for in -stream habitat structures. An existing pipeline intersects the Project, creating the need for three easement breaks. NC Highway 54 intersects the Project on the eastern section, creating another easement break. Currently, cattle have access to reaches TRI-B, TRI-C, TR2, MN2, MN3, MN4, and the right bank of MN5. Six additional crossings are proposed throughout the easement boundaries allowing landowner access and agricultural crossings. There is one culverted livestock crossing along MN2-B that will be removed during construction. The proposed mitigation project is located within five miles of one air transport facility. The Duchy Airpark is a private airpark located directly east of the northern section of the Project, on the eastern side of NC Highway 54. The proposed Project will not affect the operations of this airport (Figure 1). 4. PROPOSED BANK CONDITIONS 4.1 Conceptual Mitigation Plan The Project presents the opportunity to provide 7,074.796 stream mitigation units (SMUs) and 0.139 wetland mitigation units (WMUs). These will be derived from a combination of stream and wetland restoration. Table 6 details the mitigation types and credits generated. The proposed conceptual design plan is shown in Figure 8. RES Cape Fear Instrument Modification Umbrella Mitigation Bank 14 March 2021 Table 6. Tobacco Road Proposed Stream Mitigation Summary Reach Mitigation Length (LF) Ratio SMUs TRl-A Enhancement III 1,136 5:1 227.282 TRl-B Restoration 11314 1:1 1,314.390 TRI-C Enhancement 11 871 2.5:1 348.420 TRl-C Uncredited 254 - - TRI-D Enhancement 11 1,849 3:1 616.183 TRl-E Restoration 2,150 1:1 2,149.890 TRI-F Enhancement III 168 5:1 33.608 TR2 Enhancement II 367 2.5:1 146.728 MN1-A Preservation 213 10:1 21.260 MN1-B Enhancement I 447 1.5:1 298.064 MN1-C Restoration 356 1:1 356.380 MN2-A Enhancement II 394 3:1 131.431 MN2-B Enhancement I 561 1.5:1 374.102 MN3 Enhancement II 274 2.5:1 109.600 MN4-A Enhancement I 201 1.5:1 134.105 MN4-B Enhancement III 258 5:1 51.526 MN5-A Preservation 51 10:1 5.056 MN5-B Enhancement I 206 1.5:1 137.191 MN6-A Enhancement III 416 7:1 59.481 MN6-B Restoration 228 1:1 228.107 MN7-A Enhancement II 352 2.5:1 140.902 MN7-B Enhancement II 462 3:1 154.099 MN8 Preservation 370 10:1 36.991 Total Length 12,899 Total SMUs 7,074.796 4.2 Stream Restoration Current stream conditions along the proposed restoration reaches demonstrate habitat degradation as a result of impacts from agricultural land use, channel modification, and historic land disturbance. Additionally, the riparian buffer is degraded or absent throughout much of the Project area. Stream restoration, enhancement, and preservation efforts along the tributaries of the Project will be accomplished through analyses of geomorphic conditions and watershed characteristics. The design approach applies a combination of analytical and reference reach -based design methods that meet objectives commensurate with both ecological and geomorphic improvements. Proposed treatment activities may range from minor bank grading and planting to re-establishing a stable planform and hydraulic geometry. For reaches requiring full restoration, natural design concepts will be applied and verified through rigorous engineering analyses and modeling. The objective of this approach is to design a geomorphically stable channel that provides habitat improvements and ties into the existing landscape. The Project will include stream Restoration, Enhancement I, Enhancement II, Enhancement II (3:1), Enhancement III (5:1), Enhancement III (7:1), and Preservation. A conceptual plan view is provided in Figure 8. RES Cape Fear Instrument Modification Umbrella Mitigation Bank 15 March 2021 The Project has been broken into the following design reaches: Reach TRI-A/B/C/D/E/F Because Reach TRI-A is mostly stable, 1,136 linear feet of Enhancement III (5:1) is proposed, which will entail invasive species treatment where needed, supplemental planting, and buffer protection to a minimum of 50 feet. Toe protection will be installed throughout the reach to enhance stability and habitat. One farm crossing will be installed for landowner access through the parcel. TRI-B lacks stability and functionality due to agricultural manipulation, livestock access, and little to no riparian buffer; therefore, 1,314 linear feet of Restoration is being proposed. This will entail the design and construction of a stable meandering channel within the natural valley with appropriate width/depth ratio and cross -sectional area. Restoration activities will include using log and rock structures to provide vertical stability, assist in maintaining riffle, run, and pool features and to provide habitat features. Habitat will further be improved by widening and planting buffers and excluding livestock by installing fencing. One farm crossing will be installed to allow landowner and livestock access through the parcel. Stream mitigation along Reach TRI-C will involve 1,125 linear feet of Enhancement II; however, only 871 linear feet of the total reach will be creditable due to a lack of minimum riparian buffer (less than 50 feet out from the left top of bank to the easement boundary). Work will include maintaining the channel along its existing alignment but constructing a more stable profile and cross section by grading back the banks, installing structures such as rock sills, brush toes, and constructed riffles. Spoil piles along the banks will be removed. Habitat will further be improved by planting a minimum 50-foot riparian buffer with temporary/permanent seed mixes and native hardwoods and excluding livestock by installing fencing. Two proposed easement breaks divide TRI-C, one for an existing pipeline right of way, the other to allow landowner and livestock access through the parcel. Work along TRI-D will involve 1,849 linear feet of Enhancement II (3:1). Livestock do not currently have direct access to this reach and the channel exhibits less instability than of TRI-C. Row crop encroachment and other agricultural manipulation along the reach has depleted the natural vegetation, leaving portions of the channel unbuffered and allowing nutrients to seep into the waterway. Bank grading, spoil removal, riparian planting out to a minimum of 50 feet, permanent seeding and invasive species mitigation will take place along this reach. Restoration on 2,150 linear feet of stream will be performed along Reach TRI-E due to current and historical stream manipulation. Stream work will involve the design and construction of a stable meandering channel within the natural valley with appropriate width/depth ratio and cross -sectional area. Restoration activities will include using log and rock structures to provide vertical stability, assist in maintaining riffle, run, and pool features and to provide habitat features. Habitat will further be improved by widening and planting buffers out to a minimum of 50 feet. One farm crossing will be installed splitting TRI-D and TRI-E, to allow landowner access through the parcel. Finally, mitigation along TRI-F will involve 168 linear feet of Enhancement III (5:1). Work done along this reach will primarily involve the supplemental planting, seeding, and protection of the riparian buffer out to at least 50 feet. Invasive species will be treated where necessary. Reach TR2 Enhancement II is proposed along Reach TR2 (367 linear feet) which will address localized channel instability, buffer degradation, and livestock impacts. Enhancement activities will include installation of grade control structures, stabilizing the banks, planting the buffer, and excluding cattle. In -stream structures RES Cape Fear Instrument Modification Umbrella Mitigation Bank 16 March 2021 such as rock sills, brush toes, and constructed riffles will be installed for stability and to improve habitat. Habitat will further be improved through buffer plantings to a minimum of 50 feet and livestock exclusion. Reach MNl- A/B/C Stream Preservation is proposed for Reach MN1-A (213 linear feet) as it is a stable channel with a well - established riparian buffer. Its stream and habitat will be protected in perpetuity. One easement break will be installed separating MNI-A and MN8 from MN1-B to allow for an existing pipeline right of way. Due to disturbance of both the channel and its surrounding riparian area, stream work on MN1-B will involve 447 linear feet of Enhancement I. Activities include addressing headcuts and bank erosion with a mix of bank/floodplain grading and structure installation. Native riparian planting out to a minimum of 50 feet and removal of invasive species will also occur along this reach. MN1-C, the most degraded portion of MN1, will undergo 356 linear feet of stream Restoration, entailing the design and construction of a stable meandering channel with appropriate width/depth ratio and cross -sectional area. Restoration activities will include using log and rock structures to provide vertical stability, assist in maintaining riffle, run, and pool features and to provide habitat features. Invasive species will be removed and replaced with native riparian hardwoods planted out to a minimum of 50 feet. Reach MN2- A/B Stream mitigation along Reach MN2-A will involve 394 linear feet of Enhancement II (3:1). Within this reach, cattle will be excluded from the buffer and riparian vegetation will be established where necessary. Trash and debris along the left bank will be removed and major areas of channel instability will be stabilized as part of the Project. Invasive species along this reach will be treated where necessary. One easement break will be installed, dividing Reach MN2-A from MN2-B, to allow right of way for an existing pipeline. Enhancement I is proposed along MN2-B (561 linear feet). Activities include addressing channel incision and bank erosion with a mix of bank/floodplain grading and structure installation. Additionally, one culverted livestock crossing will be removed, and cattle exclusion fencing will be installed. Native riparian planting and seeding out to a minimum of 50 feet will also occur along this reach. Reach MN3 Proposed mitigation along MN3 will involve 274 linear feet of Enhancement II, addressing localized channel instability, buffer degradation, and livestock impacts. Enhancement activities will include installation of grade control structures and stabilizing the banks. In -stream structures such as brush bed sills will be installed for stability and to improve habitat. Habitat will further be improved through buffer plantings to a minimum of 50 feet and livestock exclusion. Reach MN4- A/B Enhancement I is proposed for 201 linear feet along Reach MN4-A to address channel instability, buffer degradation, and continued livestock impacts. Enhancement activities will include installation of grade control structures, stabilizing the banks, planting the buffer, and excluding cattle. In -stream structures such as rock sills, brush toes, and constructed riffles will be installed for stability and to improve habitat. Native riparian vegetation will be planted and cattle exclusion fencing will be installed. Enhancement III (5:1) is proposed along MN4-B (258 linear feet). Work done along this reach will primarily involve the installation of cattle exclusion fencing, supplemental planting, seeding, and protection of the riparian buffer out to at RES Cape Fear Instrument Modification Umbrella Mitigation Bank 17 March 2021 least 50 feet. Invasive species will be treated where necessary. One farm crossing bisects MN4, allowing landowner and livestock access through the parcel. Reach MN5- A/B Preservation along MN5-A is proposed for 51 linear feet and will protect the stability and functionality of the channel in perpetuity. Cattle exclusion fencing will be installed along the easement boundary adjacent to the right bank. The remaining portion of the reach, MN5-B, will involve 206 linear feet of Enhancement 1. Enhancement activities will include installation of grade control structures, stabilizing the banks, planting the buffer, and excluding cattle. In -stream structures such as inline step pools and constructed riffles will be installed for stability and to improve habitat. Habitat will further be improved through buffer plantings to a minimum of 50 feet and the installation of livestock exclusion fencing along the easement boundary adjacent to the right bank. Reach MN6- A/B Proposed mitigation along Reach MN6-A involves 416 linear feet of Enhancement III (7:1), which will entail invasive species treatment, supplemental planting, and buffer protection to a minimum of 50 feet. As the reach enters the agricultural field, currently active row crops, it transitions to MN6-B where 228 linear feet of stream will be restored. Restoration will involve the design and construction of a stable meandering channel with appropriate width/depth ratio and cross -sectional area. Activities will include the use of log and rock structures to provide vertical stability, assist in maintaining riffle, run, and pool features and to provide habitat features. Native riparian hardwoods and seed mixes will be planted out to a minimum of 50 feet to improve habitat and nutrient uptake along the reach. Reach MN7- A/B Enhancement II is proposed for both MN7-A (2.5:1) and MN7-B (3:1). Enhancement activities will include installation of grade control structures, stabilizing the banks, and planting the buffer. In -stream structures such as rock sills, brush toes, and constructed riffles will be installed for stability and to improve habitat. Habitat will further be improved by seeding and planting a native riparian buffer to a minimum of 50 feet and removing invasive species where necessary. MN7-A measures 352 linear feet while MN7-B is 462 linear feet. One farm crossing will be installed, splitting the reach into MN7-A and MN7-B, which will be utilized by the landowner for access throughout the parcel. Reach MN8 Stream Preservation is proposed for Reach MN8 (370 linear feet) as it is a stable channel with a well - established riparian buffer. Its stream and habitat will be protected in perpetuity. One easement break will be installed separating MNI-A and MN8 from MN1-B to allow for an existing pipeline right of way. 4.3 Potential Wetland Enhancement and Preservation Four small areas of potential wetland are being proposed throughout the Project, WA, WB, WC, and WD. Wetland Enhancement is being proposed throughout WA, WB, and WD, equaling 0.368 acres in total. These areas will be enhanced by removing cattle and establishing native wetland vegetation throughout. This Enhancement will provide 0.123 WMUs. Wetland Preservation is being proposed in WC and will RES Cape Fear Instrument Modification Umbrella Mitigation Bank 18 March 2021 equal 0.160 acres and 0.016 WMUs. This area will be fenced off from cattle and protected in perpetuity, allowing the wetland to continue functioning at its highest potential. 5 MONITORING Stream stability, hydrology, and vegetation survival will be monitored across the site to determine the success of the stream and wetland mitigation. Stream stability will be monitored with cross section surveys and visual assessment stream walks. Vegetation survival rates will be monitored using vegetation plots over approximately two percent of the planted area. The success criteria for the Project will follow current accepted and approved success criteria presented in the USACE Stream and Wetland Mitigation Guidelines, and subsequent agency guidance. Monitoring reports will be prepared annually and submitted to the Interagency Review Team (IRT). Specific success criteria components are presented below. 5.1 Reference Ecosystems An appropriate local reference community will be identified and surveyed during the mitigation plan phase. 5.2 As -Built Survey An as -built topographic survey will be conducted immediately following construction to document floodplain grading, channel planform, profile, and dimension. The survey will include a complete profile of centerline, thalweg, water surface, bankfull, and top of bank to compare with future geomorphic data. Longitudinal profiles will not be required in annual monitoring reports unless requested by the IRT. 5.3 Visual Monitoring Visual monitoring of all mitigation areas will be conducted a minimum of twice per monitoring year by qualified individuals. A Current Conditions Plan View (CCPV) and associated tables will be submitted every monitoring year in the annual monitoring report. The Current Condition Plan View (CCPV) provides the spatial distributions and qualitative performance ratings for certain monitoring features. Visual assessments will include vegetation density, vigor, invasive species, and easement encroachments. Visual assessments of stream stability will include a complete stream walk and structure inspection. Digital images will be recorded at fixed representative locations during each monitoring event, as well as at any noted problem areas or areas of concern. Results of visual monitoring will be presented in a plan view exhibit with a brief description of problem areas and digital images. Photographs will be used to subjectively evaluate channel aggradation or degradation, bank erosion, success of riparian vegetation and effectiveness of erosion control measures. Longitudinal photos should indicate the absence of developing bars within the channel or an excessive increase in channel depth. Lateral photos should not indicate excessive erosion or continuing degradation of the banks over time. A series of photos over time should indicate successional maturation of riparian vegetation. 5.4 Cross Sections Permanent cross -sections will be installed at approximately one per 20 bankfull widths with half in pools and half in riffles on all reaches that include restoration or significant channel stabilization or two cross - sections per 1,000 linear feet for very narrow streams within the project. All cross-section measurements RES Cape Fear Instrument Modification Umbrella Mitigation Bank 19 March 2021 will include bank height ratio and entrenchment ratio. There should be minimal changes in the annual monitoring cross sections from the as -built cross sections. If changes do take place, they will be evaluated to determine if they represent a movement toward a less stable condition (for example down -cutting or erosion) or are minor changes that represent an increase in stability (for example settling, vegetative changes, deposition along the banks, or decrease in width/depth ratio). Channel stability should be demonstrated through a minimum of four bankfull events documented in the seven-year monitoring period. Cross-section surveys will occur in monitoring Years 1, 2, 3, 5, and 7. 5.5 Vegetative Success Criteria Vegetation monitoring plots will be a minimum of 0.02 acres in size and cover approximately two percent of the planted area. The following data will be recorded for all trees in the plots: species, height, planting date (or volunteer), and grid location. Monitoring will occur each year during the monitoring period. The interim measures of vegetative success for the Projects will be the survival of at least 320 planted three- year old trees per acre at the end of Year 3 and 260 five-year old trees per acre at the end of Year 5. The final vegetative success criteria will be the survival of 210 trees per acre with an average height of 10 feet at the end of Year 7 of the monitoring period. Invasive and noxious species will be monitored and controlled so that none become dominant or alter the desired community structure of The Project. If necessary, EBX, LLC will develop a species -specific control plan. 5.6 Adaptive Management The Mitigation Plan will include a detailed adaptive management plan that will address how potential problems are resolved. In the event that the Project or a specific component of the Project fails to achieve the defined success criteria, RES will notify the USACE of the need to develop necessary adaptive management plans and/or implement appropriate remedial actions for the Project. Remedial action required will be designed to achieve the success criteria specified previously, and will include identification of the causes of failure, remedial design approach, work schedule, and monitoring criteria that will take into account physical and climatic conditions. If needed, a corrective action plan will be created to change the management of the Project, to meet success criteria. Once the Corrective Action Plan is prepared and finalized RES will: 1. Notify the USACE as required by the Nationwide 27 permit general conditions. 2. Revise performance standards, maintenance requirements, and monitoring requirements as necessary and/or required by the USACE. 3. Obtain other permits as necessary. 4. Prepare Corrective Action Plan for review and approval by IRT. 5. Implement the Corrective Action Plan. Provide the IRT a Record Drawing of Corrective Actions. This document shall depict the extent and nature of the work performed. 6 BANK ESTABLISHMENT AND OPERATION 6.1 Establishment and Operation of the Bank Bank parcels shall be established under the terms and conditions of the RES Cape Fear 02 Umbrella Mitigation Banking Instrument (UMBI) made and entered into by and among EBX, LLC, and the USACE, RES Cape Fear Instrument Modification Umbrella Mitigation Bank 20 March 2021 the United States Environmental Protection Agency (USEPA), the USFWS, the National Marine Fisheries Services, the NCDWR, and the North Carolina Wildlife Resources Commission, collectively, the IRT. 6.2 Proposed Credit Release Schedule All credit releases will be based on the total credit generated as reported in the approved mitigation plan of the project. Under no circumstances shall any mitigation project be debited until the necessary Department of the Army (DA) authorization has been received for its construction or the District Engineer (DE) has otherwise provided written approval for the project in the case where no DA authorization is required for construction of the mitigation project. The DE, in consultation with the IRT, will determine if performance standards have been satisfied sufficiently to meet the requirements of the release schedules below. In cases where some performance standards have not been met, credits may still be released depending on the specifics of the case. Monitoring may be required to restart or be extended, depending on the extent to which the Project fails to meet the specified performance standard. The release of project credits will be subject to the criteria described in Table 7 and Table 8. 6.2.1 Initial Allocation of Released Credits The initial allocation of released credits, as specified in the mitigation plan can be released by the IRT with written approval of the DE upon satisfactory completion of the following activities: a) Execution of the UMBI by the Sponsor and the USACE b) Approval of the final mitigation plan c) Mitigation site must be secured d) Delivery of financial assurances e) Recordation of the long-term protection mechanism and title opinion acceptable to the USACE f) Issuance of the 404-permit verification for construction of the Project, if required 6.2.2 Subsequent Credit Releases The second credit release will occur after the completion of implementation of the Mitigation Plan and IRT approval of the Baseline Monitoring Report and As -built Survey. All subsequent credit releases must be approved by the DE, in consultation with the IRT, based on a determination that required performance standards have been achieved. As projects approach milestones associated with credit release, the Sponsor will submit a request for credit release to the DE along with documentation substantiating achievement of criteria required for release to occur. This documentation will be included with the annual monitoring report. RES Cape Fear Umbrella Mitigation Bank 21 Instrument Modification March 2021 Table 7. Stream Credit Release Schedule Interim Total Telease ilestone it Release Activity Release Released 1 Site Establishment (includes all required criteria stated above) 15% 15% Completion of all initial physical and biological 2 15% 30% improvements made pursuant to the Mitigation Plan Year 1 monitoring report demonstrates that channels are 3 ° 10 /° ° 40/° stable and interim performance standards have been met Year 2 monitoring report demonstrates that channels are 4* ° 10 /° ° 50/° stable and interim performance standards have been met Year 3 monitoring report demonstrates that channels are 5 10% 60% stable and interim performance standards have been met Year 4 monitoring report demonstrates that channels are 6°5% 6* stable and interim performance standards have been met 5% (75 /° ) Year 5 monitoring report demonstrates that channels are 75% 7 10% stable and interim performance standards have been met (85%**) Year 6 monitoring report demonstrates that channels are 80% 8 stable and interim performance standards have been met 5% (90%**) Year 7 monitoring report demonstrates that channels are 90% 9 stable and interim performance standards have been met 10% (100%**) project has received close-out approval. *Please note that vegetation plot data may not be required with monitoring reports submitted during these monitoring years unless otherwise stated by the Mitigation Plan or directed by the IRT. ** 10% reserve of credits to be held back until the bankfull event performance standard has been met. RES Cape Fear Instrument Modification Umbrella Mitigation Bank 22 March 2021 Table 8. Wetland Credit Release Schedule Veleav Interim Total Milestone Release Activity Release Released Site Establishment (includes all required criteria stated I 15% 15% above) 2 Baseline Monitoring Report and As -built Survey 15% 30% First year monitoring report demonstrates performance 3 10% 40% standards are being met. Second year monitoring report demonstrates 4 10% 50% performance standards are being met. Third year monitoring report demonstrates 5 15% 65% performance standards are being met. 6 Fourth year monitoring report demonstrates 5% 70% performance standards are being met. Fifth year monitoring report demonstrates performance 7 15% 85% standards are being met. Sixth year monitoring report demonstrates 8 5% 90% performance standards are being met. Seventh year monitoring report demonstrates 9 performance standards are being met, and project has 10% 100% received close-out approval. 6.3 Financial Assurances The Sponsor shall provide financial assurances in the form of a Performance Bond to the IRT sufficient to assure completion of all mitigation work, required reporting and monitoring, and any remedial work required. Financial assurances shall be payable at the direction of the USACE to the project designee or to a standby trust. Financial assurances structured to provide funds to the USACE in the event of default by the Bank Sponsor are not acceptable. A financial assurance must be in the form that ensures that the USACE receives notification at least 120 days in advance of any termination or revocation. 6.4 Proposed Ownership and Long -Term Management EBX, LLC, acting as the Bank Sponsor, will establish a Conservation Easement, and will monitor the Project for a minimum of seven years. The Mitigation Plan will provide detailed information regarding bank operation, including long term management and annual monitoring activities, for review and approval by the IRT. Upon approval of the projects by the IRT, the project will be transferred to a long-term land steward. The long-term steward shall be responsible for periodic inspection of the project to ensure that restrictions required in the Conservation Easement or the deed restriction document(s) are upheld. Endowment funds required to uphold easement and deed restrictions shall be negotiated prior to site transfer to the responsible party. The Bank Sponsor will ensure that the Conservation Easement will allow for the implementation of an initial monitoring phase, which will be developed during the design phase and conducted by the Bank RES Cape Fear Instrument Modification Umbrella Mitigation Bank 23 March 2021 Sponsor. The Conservation Easement will allow for yearly monitoring and, if necessary, maintenance of the project during the initial monitoring phase. These activities will be conducted in accordance with the terms and conditions of the RES Cape Fear 02 Umbrella Mitigation Bank made and entered into by EBX, LLC and USACE. 6.5 Assurance of Water Rights Sufficient water rights exist to support the long-term sustainability of the Project, as there are no "severed" rights on the property. RES Cape Fear Instrument Modification Umbrella Mitigation Bank 24 March 2021 7 References North Carolina National Heritage Program (NCNHP). 2020. "North Carolina Natural Heritage Data Explorer." https://ncnhde.natureserve.org/. (Accessed October 2020). North Carolina Department of Environmental Quality (NCDEQ). "Classifications." Water Resources https:Hdeq.nc.gov/about/divisions/water-resources/planning/classification- standards/classifications. (Accessed October 2020). NC DEQ. "Cape Fear River Basin Wide Water Quality Plan." Cape Fear 2005. https:Hfiles.nc.gov/ncdeg/Water%20Qualiiy/Planning/BPU/BPU/Cape Fear/Cape%20Fear%20P1 ans/2006%20Plan/CPF%202005.pdf (Accessed October 2020). North Carolina Department of Environment and Natural Resources (NCDENR) 2012. "Water Quality Stream Classifications for Streams in North Carolina." Water Quality http://portal.ncdenr.org/web/wq/home. (Accessed October 2020). North Carolina Department of Natural and Cultural Resources (NCDNCR). 2020. "NC State Historic Preservation Office." NCSHPO. hit2s://www.ncdcr.gov/about/histoDL/division-histon*cal- resource s/nc-state -hi ston* c-preservation-office (Accessed October 2020). North Carolina Division of Water Quality (NCDWQ). 2010. "Methodology for Identification of Intermittent and Perennial Streams and Their Origins." NC DWR. https ://file s.nc.gov/ncdeg /Water%20Qualily/Surface%20 W ater%20Protection/40 I /Policie s_Guid es Manuals/StreamID v_4pointl l_Final_sept_01_2010.pdf. (Accessed October 2020). United States Environmental Protection Agency (USEPA). 2002. "Ecoregions of North Carolina and South Carolina." US EPA. https://www.epa.gov/eco-research/ecoregion-download-files-state- region-4. (Accessed October 2020). United States Fish and Wildlife Service (USFWS). 2018. "Threatened and Endangered Species in North Carolina." North Carolina Ecological Services. https://www.fws.gov/raleigh/species/cntylist/union.html. (Accessed October 2020). United State Department of Agriculture — Natural Resource Conservation Service (USDA NRCS). 2020. Web Soil Survey; http:Hwebsoilsurvey.nres.usda.gov. (Accessed October 2020). RES Cape Fear Instrument Modification Umbrella Mitigation Bank 25 March 2021 Figures --'L 21 1 m 27—O :135 Sa zls3 zlal 21Sa 7135 l 7'.b5 I ;tS9 a Y L• 4 2►n ' - zna � �. 3 I173 F � ��•r 2t78 2t72 \� } Legend Proposed Easment 14 Digit HUC - 03030002050040 Cape Fear River Basin - 03030002 5 Mile Aviation Zone - Other Managed Area (NC NHP January 2021) 2'42 J n S81 1eensboro 0 D Q High Poi 0 a' ro Tobacco Road Mitigation Project ham Chapel Hill Raleig 0 Natual Areas (NC NHP January 2021) 35.973487,-79.282131 " Figure 1- Project Vicinity Date: 3/2/2021 w E Tobacco Road Drawn by: EJU s 0 0.5 1 Mitigation Project Checked by: JRM esMile Alamance County, North Carolina I / AA. WWI i i NEWLIN MARVIN MORROW _ rr ER'-" Legend gnnlap ParcelProposed Easment Project Parcel C.0 Access Road ���' 0 Figure • A��.� • �►i� .ems,:!:.; •;•��r�1 Tobacco Road Feet Alarnance County, North Carolina ^a a fires U N a z z z N � z m � N Ilf] m z - U a O � C L m o N U7 co U N 0 a� U O u la M u U Q co m 0 oy rn yys o r 0 O �+ L_ Cw C (n ca W O C1 N N M 'I*- � CO n M o z z z z z z z z am�owLL am�am amamamam _� . _ �.. .� -. 1 r 1 �. - -:�-. ��• it '�•.. . :;��' 4= .`��i-;: .. -- '::�• �,' _ 0..E '�: -i= �� � �r.,' . - F _ �� J - ��•' �� r,�2: - , . �`;.. ��. � L: Y ''yam �. 1 '•'� c �l 0.10 b6- , �r L- Q O O N LLj L c � w £ - -- 40 Appendix A — NC DWR Stream Determination NC DWQ Stream Identification Form Summary REACH tR1A tRi B.F tR2 MN1 MN2 MN3 MN4 MN5 MN6 MN7 MNB Coordinates NA NA NA NA 3597279559 -792854854 35979392 -79 M045721 35978W6 -7928236823 3597495065 -7928402652 35973W551 -7928401044 3597193262 -7928684087 3597015845 -7928952535 35 W351952 -7929188984 3597988129 -7927975397 A. Geomorphology (Subtotal =) 11.5 19 6 12.5 6 12.5 9.5 7.5 12 3 7.5 is Continuity of channel bed and bank 2 3 1 2 1 2 2 2 2 1 1 2. Sinuosity of channel along thalweg 2 2 1 2 1 1 1 0 2 0 2 3. In -channel structure: ex. riffle -pool, step -pool, e- ool seguence 2 3 1 1 1 2 1 1 1 1 1 4. Particle size of stream substrate 2 3 1 2 0 2 2 2 0 0 1 5. Active/relict 0ootlplain 0 2 0 1 0 1 1 0 2 0 0 6. Depositional bars or benches 1 2 0 1 1 1 1 1 2 0 1 7. Recent alluvial deposits 1 2 0 1 1 1 0 1 1 0 0 8. Heaccuts 0 0 1 1 0 1 1 0 1 0 0 9. Grade control 0.5 0.5 0 0 0 0 0 0 0 0 0 10. Natural valley 1 1.5 1 1.5 1 1.5 0.5 0.5 1 1 1.5 11. Second or greater order channel 0 0 0 0 0 0 0 0 0 0 0 (SubtotalB. Hydrology 12. Presence of Baseflow 15. Sediment on plants or debris 16. Organic debris lines or piles 17. Soil -based evidence of high water table? C. Biology (Subtotal =) 6 7 5 6 6 5 6 6 5 6.75 6 18. Fibrous roots in streambetl 3 3 2 3 2 2 3 3 2 2 2 19. Rooted upland plants in streambetl 3 3 2 3 3 3 3 3 2 3 3 20. Macrobenthos (note diversity and abuntlance 0 0 1 0 1 0 0 0 1 1 1 21. Aquatic Mollusks 0 0 0 0 0 0 0 0 0 0 0 22. Fish 0 1 0 0 0 0 0 0 0 0 0 23. Crayfish 0 0 0 0 0 0 0 0 0 0 0 24. Amphibians 0 0 0 0 0 0 0 0 0 0 0 25. Algae 0 0 0 0 0 0 0 0 0 0 0 26. Wetland plants in streambetl 0 0 0 0 0 0 0 0 0 0.75 0 Total Points Subtotal= 25.5 1 36 1 22 1 25 1 21 1 25 1 23.5 1 22.5 1 25.5 1 19.25 1 22.5 Stream Determinationj Intermittent I Perennial I Intermittent I Intermittent I Intermittent I Intermittent I Intermittent I Intermittent I Intermittent I Intermittent I Intermittent Appendix B — Landowner Authorization Forms LANDOWNER AUTHORIZATION FORM PROPERTY LEGAL DESCRITION: PIN Number: 9810596562 Street Address: 5249 Thom Road, Graham, NC 27253 Property Owner (please print): M ,4(LV l N � 6'L✓ /�� (/V L r /t� PropeKply Owner -(please print -),- The undersigned, registered property owner(s) of the above property, do hereby authorize Resource Environmental Solutions, the NC Department of Environmental Quality, and the US Army Corps of Engineers, their employees, agents or assigns to have reasonable access to the above referenced property for the evaluation of the property as a potential stream, wetland and/or riparian buffer mitigation project, including conducting stream and/or wetland determinations and delineations, as well as issuance and acceptance of any required permit(s) or certification(s). Property Owners(s) Address: c/o /V C--- V'' L / A/ (if different from above) � ✓����I�ti��iv.F� � III �_ `z 7� � ��- Property Owner Telephone Number: 57 S I/We hereby certify the above information to be true and accurate to the best of my/our knowledge. (Property Own1W Authorized Signature) (Date) (Property Owner Authorized Signature) (Date) Landowner Authorization Form Site: Tobacco Road (Greeson) Property Legal Description Deed Book/Page: 3217/0243 County: Alamance Parcel ID Numbers: 9810273348 Street Address: 4870 Mineral Springs Road, Apt A, Graham, NC 27253 Property Owner: Steven Gerald Greeson and wife Deedra Greeson Resource Environmental Solutions, the NC Division of Water Resources, and the US Army Corps of Engineers, their employees, agents or assigns to have reasonable access to the above referenced property for the evaluation of the property as a potential stream, wetland, and or riparian buffer restoration project, including conducting stream and or wetland determinations and delineations, as well as issuance and acceptance of any required permit(s) or certification(s). Property Owner Address: 4870 Mineral Springs Road, Apt A, Graham, NC 27253 I/We hereby certify the above information to be true and accurate to the best of my/our knowledge. (Property Owner Authorized Signature) (Property Owner Printed Name) EN I Date (Property Owner Authorized Signature) Date FNEW--r►.ra (Property Owner Printed Name) 4846-3189-9210, v. 1 Appendix C — Existing Conditions Photo Log r1 {Z7 4 Le . .� �^ Y t �r i a j f All lot.h f y - 1s Ak CT 4� TR1-D; lookinj AM Kit! 71. r 1. lN r- -1 XP I MN2-B; looking downstream (October 7, 2020) itream (October 7, 2020) S, RM Ak r1 4 wi Apr, • ;01,rr . } ayi. '�frr Ak is -up r- -1 4-r � " Ilk' 7 r- -1