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HomeMy WebLinkAbout20130186 Ver 1_Year 7 Monitoring Report_2021_20220124ID#* 20130186 Select Reviewer: Erin Davis Initial Review Completed Date 01/24/2022 Mitigation Project Submittal - 1/24/2022 Version* 1 Is this a Prospectus, Technical Proposal or a New Site?* Type of Mitigation Project:* Stream Wetlands Buffer Nutrient Offset (Select all that apply) Project Contact Information Contact Name:* Jeremiah Dow Project Information ID#:* 20130186 Existing ID# Project Type: • DMS Mitigation Bank Project Name: Cedar Creek Stream and Wetland Restoration Project County: Sampson Document Information O Yes O No Email Address:* jeremiah.dow@ncdenr.gov Version:* 1 Existing Version Mitigation Document Type:* Mitigation Monitoring Report File Upload: CedarCreek_95718_MY7_2021.pdf 22.37MB Please upload only one PDF of the complete file that needs to be submitted... Signature Print Name: * Jeremiah Dow Signature: * �ur/r af�ox� CEDAR CREEK STREAM AND WETLAND RESTORATION PROJECT MONITORING REPORT MONITORING YEAR 7 FINAL SAMPSON COUNTY, NORTH CAROLINA CONTRACT No. 005011 - PROJECT No. 95718 USACE ACTION ID No. 2012-00389 — NCDWR PROJECT No. 2013-0186 Prepared for: Division of Mitigation Services North Carolina Department of Environmental Quality 1652 Mail Service Center Raleigh, NC 27699-1652 January 2022 fires January 20, 2022 Jeremiah Dow NC DEQ Division of Mitigation Services 217 West Jones Street Raleigh, NC 27603 3600 Glenwood Avenue, Suite ioo Raleigh, NC 27610 Corporate Headquarters 6575 West Loop South, Suite 300 Bellaire, TX 77401 Main: 718.520.5400 RE: Cedar Creek Stream and Wetland Restoration Project: MY7 Monitoring Report (NCDMS ID 95718) Listed below are comments provided by DMS on January 11, 2022 regarding the Cedar Creek Stream and Wetland Restoration Project: Year 7 Monitoring Report and RES' responses. 1. Please ensure that Section 4.2 is updated in the final report with a discussion of the agreed upon area to be proposed for unrealized credits. 2. Figure 3b — Please clarify what the black hatched area on the CCPV near gauge AW-11 is and add to the Legend if necessary. This was a pond removal area that accounted for the 0.62 additional acres of wetland at as built. It has been added to the legend. 3. There were several minor formatting issues; note that Table 5 UT4 has blank cells for the woody vegetation column. Also note that the PnoLS cell for MY6 is not color coded and that portions of the main channel are cut off by the x,y axis limits for cross section figures 1-4. The minor formatting issues have been corrected. 0 4. It appears that the workbook called "Cedar Creek_MY7_Cross Sections Spreads heet_XSA" was used for BHR calculations. However, the low top of bank values that were included in this workbook did not consistently match the low top of bank values included in the cross section figures. For example, in the workbook cross section 2 has a low top of bank elevation of 88.145 but in the report it is listed as 90.6. The current year's low bank height should be used when calculating BHR, and after points outside of the main channel but below the current year's low bank height are excluded using the Omit BKF dialog boxes, the bankfull elevation should be adjusted until the cross sectional area is equal to the MYO cross sectional area. Following this process would produce a BHR of 1.8 for cross section 2. Please review all BHR calculations and submit an updated workbook that reflects the reported values. Cross section data has been corrected in the report and updated in the support files. 5. Please include the wetland hydrology figures in Appendix E. Done. 6. Ensure that the figure for ACG2 is being displayed correctly. The chart type in excel should be scatter with straight lines. Done. 7. Please submit updated wetland shapefiles with the new area proposed for unrealized credits. Done. Cedar Creek Stream and Wetland Restoration • USGSHUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 Cedar Creek Sampson County, North Carolina DMS Project ID 95718 Cape Fear River Basin HUC 3030006090060 Prepared by: fires Resource Environmental Solutions, LLC 3600 Glenwood Ave, Suite 100 Raleigh, NC 27612 919-209-1061 Resource EnOromnental Solutions, LLC ii Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 TABLE OF CONTENTS 1 PROJECT GOALS, BACKGROUND AND ATTRIBUTES........................................................ 1 1.1 Location and Setting............................................................................................................... I 1.2 Project Goals and Objectives.................................................................................................. 1 1.3 Project Structure..................................................................................................................... 3 1.3.1 Restoration Type and Approach..................................................................................... 3 1.4 Project History, Contacts and Attribute Data......................................................................... 5 1.4.1 Project History................................................................................................................ 5 1.4.2 Project Watersheds......................................................................................................... 5 2 Success Criteria.............................................................................................................................. 6 2.1 Stream Restoration................................................................................................................. 6 2.1.1 Bankfull Events.............................................................................................................. 6 2.1.2 Cross Sections................................................................................................................ 6 2.1.3 Bank Pin Arrays............................................................................................................. 7 2.1.4 Digital Image Stations.................................................................................................... 7 2.2 Wetland Restoration............................................................................................................... 7 2.3 Vegetation Success Criteria.................................................................................................... 7 2.4 Scheduling/Reporting............................................................................................................. 7 3 MONITORING PLAN................................................................................................................... 8 3.1 Stream Restoration................................................................................................................. 8 3.1.1 As -Built Survey.............................................................................................................. 8 3.1.2 Bankfull Events.............................................................................................................. 8 3.1.3 Cross Sections................................................................................................................ 8 3.1.4 Digital Image Stations.................................................................................................... 8 3.1.5 Bank Pin Arrays............................................................................................................. 9 3.1.6 Visual Assessment Monitoring....................................................................................... 9 3.1.7 Surface Flow................................................................................................................... 9 3.2 Wetland Hydrology................................................................................................................ 9 3.3 Vegetation.............................................................................................................................. 9 4 Maintenance and Contingency plan ............................................................................................. 10 4.1 Stream...................................................................................................................................10 4.2 Wetlands............................................................................................................................... 10 4.3 Vegetation............................................................................................................................10 5 Year 7 Monitoring Conditions (MY7)......................................................................................... 10 5.1 Year 7 Monitoring Data Collection......................................................................................10 5.1.1 Morphological State of the Channel(MY 7) .................................................................10 5.1.2 Vegetation.....................................................................................................................11 5.1.3 Photo Documentation...................................................................................................11 5.1.4 Stream Hydrology........................................................................................................11 5.1.5 Wetland Hydrology......................................................................................................11 6 REFERENCES.............................................................................................................................12 Resource Envirolunental Solutions, LLC in Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 Appendices Appendix A. General Tables and Figures Table 1. Project Components and Mitigation Credits Table 2. Project Activity and Reporting History Table 3. Project Contacts Table 4. Project Information Figure 1. Project Vicinity Map Figure 2. Project USGS Map Appendix B. Visual Assessment Data Figure 3. Current Conditions Plan View Map (CCPV) Table 5. Visual Stream Morphology Stability Assessment Table 6. Vegetation Condition Assessment Table 7. Stream Problem Areas Table 8. Vegetation Problem Areas Figure 4. Stream and Wetland Photos Figure 5. Vegetation Plot Photos Figure 6. Stream and Vegetation Problem Photos Appendix C. Vegetation Plot Data Table 9a. Vegetation Plot Criteria Attainment Summary Table 9b. CVS Vegetation Plot Metadata Table 9c. Planted and Total Stem Counts (Species by Plot) Appendix D. Stream Geomorphology Data (MY7) Table 10. Morphological Parameters Summary Data Table 11. Dimensional Morphology Summary — Cross -Section Data Table 12. Bank Pin Array Summary Data Figure 7. Cross Section Plots Appendix E. Hydrology Data Table 13. Documentation of Geomorphological Significant Flow Events Table 14. Rainfall Summary Table 15. Wetland Hydrology Criteria Attainment Table 15b. Wetland Hydrology Gauge Summary Figure 8. 2021 Groundwater Monitoring Gauge Hydrographs Figure 9. Headwater Valley Restoration Flow Chart Resource EnOromnental Solutions, LLC iv Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 1 PROJECT GOALS, BACKGROUND AND ATTRIBUTES 1.1 Location and Setting The Cedar Creek Stream and Wetland Site is located in Sampson County approximately 3.1 miles southwest of Clinton, NC (Figure 1). To access the Site from the town of Clinton, travel west on Highway 24 (Sunset Avenue), take a left onto Airport Road and go 1.3 miles. Turn right onto West Main Street Extension, go approximately 350 feet, and turn left onto a dirt farm path. Follow the farm path along the cultivated field edge to the southwest corner and enter the forest. Follow the dirt path to cultivated fields adjacent to the project below UT2. Turning to the left will take you to UT2. Going to the right will take you to UT3. 1.2 Project Goals and Objectives The Cedar Creek Stream and Wetland Restoration Project has provided numerous ecological and water quality benefits within the Cape Fear River Basin. While many of these benefits are limited to the project area, others, such as pollutant removal and improved aquatic and terrestrial habitat, have more far-reaching effects. Expected improvements to water quality, hydrology, and habitat are outlined below. Design Goals and Objectives Benefits Related to Water Quality Benefit will be achieved through filtering of runoff from adjacent agricultural fields through buffer Nutrient removal areas, the conversion of active farm fields to forested buffers, improved denitrification and nutrient uptake through buffer zones, and installation of BMPs at the headwaters of selected reaches. Benefit will be achieved through the stabilization of eroding stream banks and reduction of sediment Sediment removal loss from field areas due to lack of vegetative cover. Channel velocities will also be decreased through a reduction in slope, therefore decreasing erosive forces. Increase dissolved oxygen Benefit will be achieved through the construction of instream structures to increase turbulence and concentration dissolved oxygen concentrations and riparian canopy restoration to lower water temperature to increase dissolved oxygen capacity. Runoff filtration Benefit will be achieved through the restoration of buffer areas that will receive and filter runoff, thereby reducing nutrients and sediment concentrations reaching water bodies downstream. Benefits to Flood Attenuation Benefit will be achieved through the restoration of buffer areas which will infiltrate more water Water storage during precipitation events than under current site conditions. Wetland areas will provide additional storage of runoff and flood waters. Improved groundwater Benefit will be achieved through the increased storage of precipitation in buffer areas, ephemeral recharge depressions, and reconnection of existing floodplain. Greater storage of water will lead to improved infiltration and groundwater recharge. Improved/restored Benefit will be achieved by restoring the stream to a natural meandering pattern with an hydrologic connections appropriately sized channel, such that the channel's floodplain will be flooded more frequently at flows greater than the bankfull stage. Benefits Related to Ecological Processes Benefit will be achieved by restoring riparian buffer habitat to appropriate bottomland hardwood Restoration of habitats ecosystem. Protected riparian corridors will create contiguous natural areas with uninterrupted migration corridors. Benefit will be achieved through the construction of instream structures designed to improve Improved substrate and bedform diversity and to trap detritus. Stream will be designed with the appropriate channel instream cover dimension and will prevent aggradation and sedimentation within the channel. Substrate will become coarser as a result of the stabilization of stream banks and an overall decrease in the amount fine materials deposited in the stream. Resource Environmental Solutions, LLC Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 Addition of large woody Benefit will be achieved through the addition of wood structures as part of the restoration design. debris Such structures may include log vanes, root wads, and log weirs. Reduced temperature of water due to shading Benefit will be achieved through the restoration of canopy tree species to the stream buffer areas. Restoration of terrestrial habitat Benefit will be achieved through the restoration of riparian buffer bottomland hardwood habitats. The Cedar Creek Stream and Wetland Restoration Project is located in the Great Coharie Creek Watershed (http://portal.ncdenr.org/web/DMS/priorities-map). This 14-digit Hydrologic Unit Code (RUC 03003006090060) is identified as a Targeted Local Watershed (TLW) in the Cape Fear River Basin Restoration Priority (RBRP). The North Carolina Division of Mitigation Services (NCDMS) develops River Basin Restoration Priorities (RBRP) to guide its restoration activities within each of the state's 54 cataloging units. RBRPs delineate specific watersheds that exhibit both the need and opportunity for wetland, stream and riparian buffer restoration. These TLWs receive priority for DMS planning and restoration project funds. Currently, no Local Watershed Plan (LWP) is available for the project area. The 2009 Cape Fear RBRP identified water quality and agricultural impacts as major stressors within this TLW. The Cedar Creek Stream and Wetland Restoration Project was identified as a Stream and Wetland opportunity to improve water quality, habitat, and hydrology within the TLW. The project goals addressed stressors identified in the TLW, and include the following: • Water quality improvements, • Natural resource protection, and • Manage agricultural impacts. The project goals were addressed through the following project objectives: • Converting active farm fields to forested buffers, • Stabilization of eroding stream banks, • Reduction in stream bank slope, • Restoration of riparian buffer bottomland hardwood habitats, and • Construction of in -stream structures designed to improve bedform diversity. Resource Environmental Solutions, LLC Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 1.3 Project Structure Following 2016 monitoring the NCIRT requested a review of the differential between the Approved Mitigation Plan and Baseline Monitoring Report. The table below details the discrepancies by reach. The primary causes of increased baseline SMUs was minor field adjustments during construction along with survey methodology (thalweg vs. centerline). The Mitigation Plan lengths were based on centerline. Wetland credits increased to include restoration of a backfilled pond bed (0.22 acres) that was identified as an opportunity to expand the easement following approval of the Mitigation Plan. RES does not plan on submitting an asset revision and will revert to the Approved Mitigation Plan assets. In January 2022, RES delineated the unsuccessful wetland area around AW7. This area totaled 0.33 acres lowering the proposed WMUs to 12.77. This is detailed in Section 4.2. Table la. Cedar Creek Site Proiect Components — Stream Mitigation ProposedLength 1VfiApprovedtigation As -Built Reach Mitigation Type' (LF).. Ratio NEtigation Plan Baseline SMUs SMUs U I Enhancement II 3,064 2.5:1 1,226 1,226 U I Enhancement I 415 1.5:1 277 277 U I Enhancement II 615 2.5:1 246 246 U I Enhancement I 265 1.5:1 177 177 U I Enhancement II 827 2.5:1 331 331 UI'2 Headwater Valley 337 1:1 337 337 UI'2 P1 Restoration 504 1:1 504 518 UT2C Headwater Valley 190 1:1 190 193 UI'3 P1 Restoration 1,912 1:1 1,912 1,941 UI'4 Enhancement II 78 2.5:1 31 31 Total 8,207 5,230 5,276 *P1=Priority 1 **The contracted amount of credits for this Site is 5,000 SMUs * * * Stream lengths are based on the designed stream centerline Approvedtigation 1Vfitigation Area 1Vfi As -Built Wetland N litigation Type NEtigation Plan (ac) Ratio Baseline WMUs WMIJs W1 Restoration 13.10 1:1 13.10 13.72 Total 13.10 12.77" 13.72 *The contracted amount of credits for this Site is 9.00 WMUs **0.33 acres lost due to unsuccessful AW7 1.3.1 Restoration Type and Approach Stream restoration efforts along the unnamed tributaries to Great Coharie Creek were accomplished through analyses of geomorphic conditions and watershed characteristics. The design approach applied a combination of analytical and reference and/or analog reach based design methods that meet objectives commensurate with both ecological and geomorphic improvements. Proposed treatment activities ranged from minor bank grading and planting to re-establishing stable planform and hydraulic geometry. Reaches that required full restoration, natural design concepts have been applied and verified Resource Environmental Solutions, LLC 3 Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 through rigorous engineering analyses and modeling. The objective of this approach was to design a geomorphically stable channel that provides habitat improvements and ties into the existing landscape. Priority Level I stream restoration, headwater valley restoration, stream Enhancement Levels I and II, and stream buffers throughout the project site have been restored and protected in perpetuity. Priority Level I stream restoration was incorporated into the design of a single -thread meandering channel, with parameters based on data taken from the reference site. Priority 1 stream restoration was proposed on 2,416 linear feet of stream channel. Headwater valley restoration was applied to 527 linear feet of channel. Enhancement Level I was applied to 680 linear feet of channel that required buffer enhancement, bank stabilization and habitat improvements. Enhancement Level II was applied to an additional 4,584 linear feet of channel that required buffer enhancement and/or minimal bank and habitat improvements. UTl UT1 flows from southeast to northwest across the project, totaling 5,186 linear feet of Enhancement Level I and IL The upper -most portion of UT1 (reaches UT1A and UT1B) is stable and has a forested buffer along both banks; however, privet was dominant within the right buffer. The downstream portion of UT1 (reaches UT1C, UTD and UT1E) was moderately stable and exhibited some areas of localized erosion prior to mitigation activities. The buffer along this section consisted of a five year old clear-cut along the left bank and cultivated fields along the right bank. A 60-foot easement break is present within the downstream section (UT1E) to account for an existing farm crossing which has been upgraded. 680 linear feet of Enhancement Level I was performed along reach UT1. Selective locations were identified to include streambed structures, minor bank grading, planting a native stream buffer and invasive species control. Primarily, Stabilization/Enhancement II activities included performing minor bank grading, planting the buffer with native vegetation, and invasive species control. UT2 UT2 is the middle tributary of the project, totaling 337 linear feet of headwater valley restoration along the upstream section and 518 linear feet of Priority 1 restoration through the downstream section. The upper section of the channel was channelized and bordered by cultivated fields to the northwest and a pine stand to the southeast, while the lower portion was a small ditch surrounded by cultivated fields. The headwater valley portion relocated the flow path to the natural valley (to the left of the existing ditch), and the abandoned ditch has been back filled. The performed P1 restoration included relocating the channel to follow the natural valley and emptying into Cedar Creek near STA 25+50. A 60-foot easement break crossing is present at STA 4+66 along UT2. Twin 24" HDPE culverts were installed within the easement break crossing. Restoration activities included constructing a meandering channel, installing habitat and drop structures, filling and plugging the abandoned channel, planting the buffer with native vegetation, and invasive species control. UT2C UT2C is also located in the middle of the project (adjacent to UT2), totaling 193 linear feet of headwater valley restoration. The upstream end of the reach begins at an existing wetland that borders a farm path to the north. Flow from the wetland originally had been diverted to a ditch that ran east -west along the farm path before it was conveyed across the path and into UT2 near the upstream end. Restoration activities involved redirecting channel flow to the natural valley and grading out the existing ditch and path such that the area matches existing grade on either side of the path. Additional activities included planting the buffer with native vegetation and invasive species control. UT3 UT3 is the western most tributary of the project, totaling 1,941 linear feet of Priority 1 restoration. The upper section of the channel was incised/oversized and began at a pond outlet east of the airport and Resource Environmental Solutions, LLC 4 Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 flowed through a wooded area consisting of saplings and some mature hardwoods, while the lower section flowed through a cultivated field. The restored channel has been relocated to the west to follow the natural valley, and now flows through the middle of the wetland restoration area (W1). UT3 now outlets into Cedar Creek near STA 43+10. Restoration activities included constructing a meandering channel, installing habitat and grade control structures, filling and plugging the abandoned channel, planting the buffer with native vegetation, and invasive species control. Small ditches located adjacent to UT3 and within the conservation easement have also been plugged and filled to redirect and diffuse flow through the wetland restoration area and/or into UT3. UT4 UT4 is the eastern most tributary of the project, totaling 78 linear feet of Enhancement Level IL The reach was relatively stable, but had been historically channelized. The buffer along this section consisted of an agricultural field along the right bank, and a forested buffer along the left bank; however, privet was common within the left buffer. Stabilization/Enhancement II activities included performing minor bank grading, cutting a floodplain bench, and planting the buffer with native vegetation, and invasive species control. Wetland WI This 13.72-acre wetland is located along UT3 and where it reaches the confluence of with UT1 Reach E. The pre -restoration land use was sparsely wooded and active cropland. Wetland restoration activities consisted of removing valley fill, filling drainage ditches, removing subsurface drainage tiles, and raising adjacent stream channels to reconnect the floodplain with seasonal and out of bank flows. Raising the stream bed will also reduce the "dry shoulder" effect near the stream channel. Specific wetland restoration activities included: reconnecting low lying areas of hydric soil with the floodplain, plugging agricultural drainage ditches, planting native tree and shrub species commonly found in small stream swamp ecosystems, and surface roughening to increase infiltration and storage. Wetland restoration activities also included the breaching, backfilling, and planting of an old pond (0.22 acres) that was identified after Mitigation Plan approval. The IRT has not approved these additional 0.22 acres therefore RES will revert back to the 13.10 WMUs from the Approved Mitigation Plan. Wetland restoration limits and hydroperiods will be determined by on -site soil investigations and hydrologic modeling in conjunction with pre -construction water table monitoring at the restoration sites and reference wetlands. Combined with the stream restoration, these actions will result in a sufficiently high water table and flood frequency to support hydrophytic vegetation and wetland hydrology, resulting in restored riparian wetlands. 1.4 Project History, Contacts and Attribute Data 1.4.1 Project History The Cedar Creek Stream and Wetland Restoration Site was restored by Resource Environmental Solutions, LLC (RES) through a full -delivery contract awarded by NCDMS in 2012. Tables 2, 3, and 4 in Appendix A provide a time sequence and information pertaining to the project activities, history, contacts, and baseline information. 1.4.2 Project Watersheds The easement totals 42.0 acres and is broken into four tributaries, UT1, UT2, UT3, and UT4. The land use in the 2,778-acre (4.34 mil) project watershed that drains to UT1 consisted of row crop production, livestock production, silviculture, and sand mining areas. Past land use practices caused increased erosion and sedimentation along drainage -ways and stream banks in the watershed. Resource Environmental Solutions, LLC Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 UT2 has a drainage area of 32 acres (0.05 miZ) and flows southwest into UT1. Land use in this small drainage area consisted entirely of row crop production and disturbed hardwood forest. UT2 originated in a disturbed hardwood forest and flows through a cultivated field to its confluence with UT1. UT3 has a drainage area of 147 acres (0.23 miZ) and flows south into UT1. Land use in this drainage area consisted of row crop production, historical and future livestock production, disturbed hardwood forest, maintained open space, and impervious surfaces associated with residential commercial development. Portions of the Sampson County Airport, including parts of the runway, terminal, and apron areas, lie within the UT3 drainage area. UT3 originates at a pond that is adjacent to the airport property. This reach flowed through a disturbed hardwood forest, and then through a cultivated field to its confluence with UT1. UT4 has a drainage area of 77 acres (0.12 miZ), originates within a disturbed hardwood forest, and flows southwest into UT1. Land use in this small drainage area consisted of a mix of row crop production and disturbed hardwood forest located primarily along the drainage way. UT2, UT3 and UT4 were straightened, dredged, or re -aligned in the past to promote drainage. Soil investigations showed that much of the low-lying landscape adjacent to UT1 and its confluences with UT2 and UT3 exhibited hydric characteristics and a shallow seasonal high water table. The low lying fields in this area were considered prior converted wetlands (PC) that were drained and are currently utilized for row crop and livestock production. The land use in the watershed is characterized by evergreen forest (47 percent), cultivation (31 percent), woody wetlands (9 percent), open space (8 percent) and shrub/scrub (5 percent). 2 Success Criteria The success criteria for the Cedar Creek Site stream restoration will follow accepted and approved success criteria presented in the USACE Stream Mitigation Guidelines and subsequent NCDMS and agency guidance. Specific success criteria components are presented below. 2.1 Stream Restoration 2.1.1 Bankfull Events Two bankfull flow events must be documented within the seven-year monitoring period. The two bankfull events must occur in separate years. Otherwise, the stream monitoring will continue until two bankfull events have been documented in separate years. Bankfull events will be documented using crest gauges, auto -logging crest gauges, photographs, and visual assessments for evidence of debris rack lines. 2.1.2 Cross Sections There should be little change in as -built cross -sections. If changes do take place, they should 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). Cross -sections are classified using the Rosgen stream classification method, and all monitored cross -sections should fall within the quantitative parameters defined for channels of the design stream type. Resource Environmental Solutions, LLC Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 2.1.3 Bank Pin Arrays Bank pin arrays will be used as a supplemental method to monitor erosion on selected meander bends where there is not a cross section. Bank pin arrays will be installed along the outer bend of the meander. Bank pins will be installed just above the water surface and every two feet above the lowest pin. Bank pin exposure will be recorded at each monitoring event, and the exposed pin will be driven flush with the bank. There should be little change in as -built cross -sections. If changes do take place, they should 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). 2.1.4 Digital Image Stations Digital images are used to subjectively evaluate channel aggradation or degradation, bank erosion, success of riparian vegetation, and effectiveness of erosion control measures. Longitudinal images should not indicate the absence of developing bars within the channel or an excessive increase in channel depth. Lateral images should not indicate excessive erosion or continuing degradation of the banks over time. A series of images over time should indicate successional maturation of riparian vegetation. 2.2 Wetland Restoration Success criteria and monitoring for wetland hydrology within the wetland restoration areas on the site follows NCDMS Guidance dated 7 November 2011. The target minimum wetland hydroperiod is 9 percent of the growing season. Stream hydrology and water balance calculations indicate the wetland area will meet jurisdictional criteria (5 percent hydroperiod). However, due to immature vegetation and reduced PET, a longer success criterion is appropriate. Auto recording gauges are used to measure daily groundwater elevations throughout the Sampson County growing season in all seven years of monitoring. If a hydrology gauge location fails to meet these success criteria in the seven-year monitoring period then monitoring may be extended, remedial actions may be undertaken, or groundwater modeling may be used to demonstrate the limits of wetland restoration. 2.3 Vegetation Success Criteria Specific and measurable success criteria for plant density within the wetland restoration and riparian buffers on the site will follow NCDMS Guidance dated 7 November 2011. Vegetation monitoring plots are a minimum of 0.02 acres in size and cover a minimum of two percent of the planted area. The following data is recorded for all trees in the plots: species, height, planting date (or volunteer), and grid location. Monitoring occurs in the fall of Years 1, 2, 3, 5, and 7. The interim measures of vegetative success for the site is the survival of at least 320 three-year old planted trees per acre at the end of Year 3, and 260 planted trees per acre at the end of Year 5. The final vegetative success criteria is the survival of 210 planted trees per acre 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 site. If necessary, RES will develop a species -specific control plan. 2.4 Scheduling/Reporting The monitoring program will be implemented to document system development and progress toward achieving the success criteria. The restored stream morphology is assessed to determine the success of Resource Environmental Solutions, LLC Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 the mitigation. The monitoring program will be undertaken for seven years or until the final success criteria are achieved, whichever is longer. Monitoring reports will be prepared in the fall of each year of monitoring and submitted to NCDMS. The monitoring reports will include all information, and be in the format required by NCDMS in Version 2.0 of the NCDMS Monitoring Report Template (Oct. 2010). 3 MONITORING PLAN Annual monitoring data will be reported using the NCDMS monitoring template. Annual monitoring shall be conducted for stream, wetland, and vegetation monitoring parameters as noted below. 3.1 Stream Restoration 3.1.1 As -Built Survey An as -built survey was conducted following construction to document channel size, condition, and location. The survey will include a complete profile of 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 NCDMS or USACE. 3.1.2 Bankfull Events Three sets of manual and auto -logging crest gauges were installed on the site, one along UT2, one along UT2C, and one along UT3. The auto logging crest gauges were installed within the channel and will continuously record flow conditions at an hourly interval. Manual crest gauges were installed on the bank at bankfull elevation. Crest gauges will be checked during each site visit to determine if a bankfull event has occurred since the last site visit. Crest gauge readings and debris rack lines will be photographed to document evidence of bankfull events. 3.1.3 Cross Sections A total of 27 permanent cross sections were installed to monitor channel dimensions and stability. Cross sections were typically located at representative riffle/shallows and pool sections along each stream reach. Four cross sections were installed along UT1 where enhancement activities were performed. Eight cross sections (three pools, two runs, and three shallows) were installed along UT2. UT2C has one cross section installed throughout its length. Stream reach UT3 has 14 cross sections installed along its length where stream restoration was performed. Each cross section was permanently marked with 3/8 rebar pin to establish a monument location at each end. A marker pole was also installed at both ends of each cross section to allow ease locating during monitoring activities. Cross section surveys will be performed once a year during annual monitoring years 1, 2, 3, 5, and 7 and will include all breaks in slope including top of bank, bottom of bank, streambed, edge of water, and thalweg. 3.1.4 Digital Image Stations Digital photographs will be taken at least once a year to visually document stream and vegetation conditions. This monitoring practice will continue for seven years following construction and planting. Permanent photo point locations at cross sections and vegetation plots have been established so that the same directional view and location may be repeated each monitoring year. Monitoring photographs will also be used to document any stream and vegetation problematic areas such as erosion, stream and bank instability, easement encroachment and vegetation damage. Resource Environmental Solutions, LLC Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 3.1.5 Bank Pin Arrays Eight bank pin array sets have been installed at pool cross sections located along UT2 and UT3. These bank pin arrays were installed along the upstream and downstream third of the meander. Bank pins are a minimum of three feet long, and have been installed just above the water surface and every two feet above the lowest pin. Bank pin exposure will be recorded at each monitoring event, and the exposed pin will be driven flush with the bank. 3.1.6 Visual Assessment Monitoring Visual monitoring of all mitigation areas is conducted a minimum of twice per monitoring year by qualified individuals. The visual assessments include vegetation density, vigor, invasive species, and easement encroachments. Visual assessments of stream stability include a complete stream walk and structure inspection. Digital images are taken at fixed representative locations to record each monitoring event as well as any noted problem areas or areas of concern. Results of visual monitoring are 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. 3.1.7 Surface Flow The headwater valley restoration reaches on UT2 and UT2C will be monitored to document intermittent or seasonal surface flow. This will be accomplished through direct observation, photo documentation of dye tests, and continuous flow monitoring devices (pressure transducers). An auto logging crest gauges has been installed within the headwater valley channel and will continuously record flow conditions at an hourly interval. This gauge will be downloaded during each site visit to determine if intermittent or seasonal flows conditions are present. 3.2 Wetland Hydrology Wetland hydrology will be monitored to document hydric conditions in the wetland restoration areas. This will be accomplished with automatic recording pressure transducer gauges installed in representative locations across the restoration areas and reference wetland areas. A total of fourteen automatic recording pressure transducers (Auto -Wells) have been installed on the site. Eleven auto - wells have been installed within the wetland restoration area and three within reference areas. The gauges will be downloaded quarterly and wetland hydroperiods will be calculated during the growing season. Gauge installation followed current regulatory and DMS guidance. Visual observations of primary and secondary wetland hydrology indicators will also be recorded during quarterly site visits. 3.3 Vegetation A total of 20 vegetation plots were randomly established within the planted stream riparian buffer easement. Vegetation plots measure 10 meters by 10 meters or 5 meters by 20 meters (0.02 acres) and have all four corners marked with metal posts. Planted woody vegetation was assessed within each plot to establish a baseline dataset. Within each vegetation plot, each planted stem was identified for species, "X" and "Y" origin located, and measured for height. Reference digital photographs were also captured to document baseline conditions. Species composition, density, growth patterns, damaged stems, and survival ratios will be measured and reported on an annual basis. Vegetation plot data will be reported for each plot as well as an overall site average. Resource Environmental Solutions, LLC Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 4 MAINTENANCE AND CONTINGENCY PLAN All identified problematic areas or areas of concern such as stream bank erosion/instability, aggradation/degradation, lack of targeted vegetation, and invasive/exotic species which prevent the site from meeting performance success criteria will be evaluated on a case by case basis. These areas will be documented and remedial actions will be discussed with NCDMS staff to determine a plan of action. If it is determined remedial action is required, a plan will be provided. 4.1 Stream No stream problems were identified in MY7. 4.2 Wetlands One wetland problem area was noted during the Year 7 monitoring period. AW7 did not meet success criteria for the seventh year in a row. In January 2022, RES visited the site with DMS and delineated the unsuccessful wetland area. The area immediately surrounding AW7 had hydric soil, however, was slightly higher in elevation. RES used LIDAR to delineate out the area directly around AW7 and included the filled in swale from 2018 to determine the unsuccessful wetland area (0.33 acres; Figure 3). 4.3 Vegetation There were no vegetation problems identified in the Year 7 monitoring period. Routine invasive species treatments were performed in December 2021. 5 YEAR 7 MONITORING CONDITIONS (MY7) The Cedar Creek Year 7 Monitoring activities were completed in June, August, and November 2021. Year 7 wetland, stream hydrology, and vegetation monitoring data is present below and in the appendices. Data presented shows the site has no stream problem areas and no vegetation problem areas. Overall, the Site has met all stream, vegetation, and wetland success criteria and is recommended for closeout. 5.1 Year 7 Monitoring Data Collection 5.1.1 Morphological State of the Channel (MY7) The data below is from MY7 collected during the annual monitoring survey performed during June 2021. MY7 visual assessments found no stream problem areas. Appendix B includes summary data tables, morphological parameters, and stream photographs. Profile The baseline (MY-0) profiles closely matches the proposed design profiles. The plotted longitudinal profiles can be found on the As -Built Drawings. Longitudinal profiles will not be performed in annual monitoring reports unless requested by NCDMS or USACE. Morphological summary data tables can be found in Appendix D. Dimension The Year 7 (MY-7) cross sectional dimensions closely matches the baseline cross section parameters. Minimal changes were noticed for most Year 7 cross section surveys resulting from stable bed and bank conditions. All cross-section plots and data tables can be found in Appendix D. Resource Environmental Solutions, LLC 10 Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 Sediment Transport The Year 7 conditions show that shear stress and velocities have been reduced for all six restoration reaches. Pre -construction conditions documented all six reaches as sand bed channels and remain classified as sand bed channels post -construction. Visual assessments (Appendix B) show the channels are transporting sediment as designed and will continue to be monitored for aggradation and degradation. Bank Pin Arrays Eight pool cross section locations with bank pin arrays were observed and measured for bank erosion located on the outside meander bends. If bank pin exposure was noticeable, it was measured, recorded, photographed, and then driven flush with the bank at each monitoring location. No bank pin arrays recorded any exposure during the Year 7 monitoring season (Table 12). 5.1.2 Vegetation The Year 7 monitoring vegetation survey was completed in 2021 and resulted in an average of 607 planted stems per acre, well above the final survival density of 210 stems per acre at the end of Year 7 monitoring. The stems per acre in plots ranged from 283 to 1,255. Five volunteer tree species were noted during MY7 activities. The average planted stem height was 13.1 feet. Vegetation summary data tables can be found in Appendix C and vegetation plot photos in Figure 5. 5.1.3 Photo Documentation Permanent photo point locations have been established at cross sections, vegetation plots, stream crossings, and stream structures by RES staff. Any additional problem areas or areas of concern will also be documented with a digital photograph during monitoring activities. Stream digital photographs can be found in Figure 4 and Figure 5 for vegetation photos. 5.1.4 Stream Hydrology Three sets of manual and auto -logging crest gauges were installed on the site, one along UT2, one along UT2C, and one along UT3. The auto logging crest gauges were installed within the channel and continuously record flow conditions at hourly intervals. Crest Gauge 1 and 3 are recording bankfull events and Crest Gauge 2 is recording flow days. Due to maintenance issues and unreliable data on the manual crest gauges, RES only used HOBO readings to record bankfull events in MY7. Bankfull events were recorded on both crest gauges this year. Crest Gauge 1 documented 11 bankfull events in MY7 with the highest reading being 0.71 feet above bankfull elevation. Crest Gauge 3 did not document any bankfull events in MY7. Crest Gauge 2, on the headwater valley restoration reach UT-2C, documented I I I consecutive flow days and 132 cumulative flow days in MY7. Stream hydrology data can be found in Appendix E. 5.1.5 Wetland Hydrology Eight of the nine functioning wetland gauges achieved the success criteria by remaining continuously within 12 inches of the soil surface for at least nine percent of the growing season. Groundwater gauge data indicate the hydroperiods being very responsive to rainfall events. Wetland hydrology gauge AW7 fell short of the nine percent success criteria. AW7 documented four days consecutively (one percent) throughout the growing season. AW7 did not meet success criteria for the seventh year in a row. RES delineated out the unsuccessful area surrounding AW7 as discussed in Section 4.2. REFAW3 reference gauge documented a hydroperiod well above the nine percent success criteria at 30 percent of the growing season. Wetland gauge and rainfall data is presented in Table 15 and Figure 8. Resource Environmental Solutions, LLC 11 Cedar Creek Stream and Wetland Restoration • USGS HUC 03030006 Year 7 Monitoring Report • Sampson County, North Carolina • January 2022 6 REFERENCES Chow, Ven Te. 1959.Open-Channel Hydraulics, McGraw-Hill, New York. Cowardin, L.M., V. Carter, F.C. Golet and E.T. LaRoe. 1979. Classification of Wetlands and DDMSwater Habitats of the United States. U.S. Fish and Wildlife Service, Office of Biological Services, FWS/OBS-79/31. U.S. Department of the Interior, Washington, DC. Environmental Banc & Exchange (2014). Cedar Creek Stream Restoration Project Final Mitigation Plan. North Carolina Ecosystems Enhancement Program, Raleigh, NC. Horton, J. Wright Jr. and Victor A. Zullo. 1991. The Geology of the Carolinas, Carolina Geological Society Fiftieth Anniversary Volume. The University of Tennessee Press. Knoxville, TN. Johnson PA. 2006. Assessing stream channel stability at bridges in physiographic regions. U.S. Department of Transportation. Federal Highway Administration. Report Number FHWA-HRT-05-072. Lee, Michael T., R.K. Peet, S.S. Roberts, and T.R. Wentworth. 2008. CVS-EEP Protocol for Recording Vegetation, Version 4.2 (http://cvs.bio.unc.edu/methods.htm) Natural Resources Conservation Service (MRCS). 2007. Stream Restoration Design Handbook (NEH 654), USDA NCDENR. "Water Quality Stream Classifications for Streams in North Carolina." Water Quality Section. http://h2o.enr.state.nc.us/wghome/httnl (June 2005). Radford, A.E., H.E. Ahles and F.R. Bell. 1968. Manual of the Vascular Flora of the Carolinas. The University of North Carolina Press, Chapel Hill, North Carolina. Schafale, M.P. and A.S. Weakley. 1990. Classification of the Natural Communities of North Carolina, Third Approximation. North Carolina Natural Heritage Program, Division of Parks and Recreation, NCDENR, Raleigh, NC. Resource Environmental Solutions, LLC 12 Appendix A Project Background Data and Maps Table 1. Project Components and Mitigation Credits Table 2. Project Activity and Reporting History Table 3. Project Contacts Table 4. Project Information and Attributes Figure 1. Project Vicinity Map Figure 2. Project USGS Map I I i x z w O � .. .. .. .. .. .. .. .. .. .. .. w p o ¢ a a W �c ¢ c o 2 9 c U d ¢ o b z u d d H + + + + + x o ¢ d i ° b v N b x x x x x x xI x w x w Appendix A — General Tables and Figures Table 2. Project Activity and Reporting History Project Activity and Reporting History Cedar Creek Stream and Wetland Restoration Project / DIMS Project #95718 Activity or Report Data Collection Complete Completion or Delivery Mitigation Plan NA Aug-14 Final Design — Construction Plans NA Dec-14 Construction Completed Mar-15 May-15 Site Planting Completed May-15 May-15 Baseline Monitoring Document (Year 0 Monitoring — baseline) Jul-15 Nov-15 Year 1 Monitoring Dec-15 Feb-16 Year 2 Monitoring Oct-16 Dec-16 Year 3 Monitoring XS: July-17Feb-18 VP: Aug-17 Beaver Management NA Sep-17 Year 4 Monitoring VP: Aug-18 Jan-19 Stream and Wetland Repair NA Oct-18 Year 5 Monitoring XS: May -19Jan-20 VP: Aug-19 Invasive Treatment and Pine Thinning NA Jul-20 Year 6 Monitoring VP: August-20 Nov-20 Year 7 Monitoring XS: June-21 VP: Aug-21 Nov-21 Appendix A — General Tables and Figures Table 3. Project Contacts Project Contacts Table Cedar Creek Stream and Wetland Restoration Project /DMS Project # 95718 Designer WK Dickson and Co., Inc. 720 Corporate Center Drive Raleigh, NC 27607 (919)782-0495 Frasier Mullen, PE Construction Contractor Wright Contracting O Box 545 Siler City, NC27344 (919)663-0810 Jose hWri ht Planting Contractor Resource Environmental Solutions, LLC 3600 Glenwood Avenue, Suite 100 Raleigh, NC 27612 (919)209-1061 David Godley Seeding Contractor Wright Contracting O Box 545 Siler City, NC27344 (919)663-0810 Seed Mix Sources Green Resource Nursery Stock Suppliers Aibogen, NC Forestry Services Nursery Full Delivery Provider Resource Environmental Solutions, LLC 3600 Glenwood Avenue, Suite 100 Raleigh, NC 27612 ro'ectMana er: BradBreslow Monitoring Performers Resource Environmental Solutions, LLC 3600 Glenwood Avenue, Suite 100 Raleigh, NC 27612 (919) 741-6268 ro'ect Manager: lRyan Medric Appendix A — General Tables and Figures Table 4. Project Information Project Information Project Name Cedar Creek Site County Sampson Project Area (acres) 42 Project Coordinates (latitude and longitude) 34' 57' 59.663" N 78' 22' 0.778" W qr Project Watershed Summary Information Phy s io graphic Province Outer Coastal Plain River Bas in Cape Fear USGS Hydrologic Unit 8-digit 03030006 USGS Hydrologic Unit 14-digit 03003006090060 DWQ Sub -basin 03-06-19 Project Drainage Area (acres) 2,890 acres DA Percentage of Impervious Area 4.50% CGIA Land Use Classification Woody wetlands, Shrub/scrub, cultivated crops, evergreen forest Reach Summary Information (As -Built Con(litions) Parameters UT1 UT2 UT3 UT4 Length of reach (linear feet) 5,186 1,048 1,941 78 Valley Classification X X X X Drainage area (acres) 2780 35 151 77 NCDWQ stream identification score 50 34.5 40 42.5 NCDWQ Water Quality Classification N/A N/A N/A N/A Morphological Description (stream type) E5 E5 E5 E5 Evolutionary trend Stage 11 Stage I1/1I1 Stage 11/I1I Stage 11/I1I Underlying mapped soils BH Jo BH BH Drainage class frequently flooded undrained frequently flooded frequently flooded SoilHydric status Hydric Hydric Hydric Hydric Slope 0.20% 1.40% 1.10% 1.00% FEMA classification N/A N/A AE N/A Native vegetation community cultivated, mixed hardwood forest cultivated, mixed hardwood forest mixed hardwood forest mixed hardwood forest Percent composition of exotic invasive vegetation <5 0 0 <5 Appendix A — General Tables and Figures Table 4 con't. Project Information Wetland Summary Information Wetland 1 Parameters UTl/3 Size of Wetland (acres) 13.72 Wetland Type (non -riparian, riparian riverine or riparian non-riverine Riparian Riverme Mapped Soil Series Bibb/Johnson Drainage class Frequently Flooded Soil Hydric Status Hydric Source of Hydrology Runoff/Groundwater Discharge Hydrologic Impairment Incised Channel, Dredging Native vegetation community Forested Percent compositionof exotic invasive vegetation 1 — 2% Regulatory Considerations Supporting Regulation Applicable Resolved Documentation Waters of the United States - Yes Yes SAW-2013-00389 Section 404 Waters of the United States - Yes Yes DWR # 13-0186 Section 401 USFWS (Corr. Endangered Species Act Yes Yes Letter SHPO (Corr. Historic Preservation Act Yes Yes Letter Coastal Zone Management Act (CZMA)/Coastal Area Management No NA N/A Act (LAMA) EEP Floodplain FEMA Floodplain Compliance Yes Yes Requirements Checklist Essential Fisheries Habitat No NA N/A I , Cedar Creek Stream and Wetland Mitigation Site r) -- I;t� o- �-- 7-fi Hoondros r 13K., r--W, ;Set O �� r 0 CD Q Sampson County' irport, r= ai m Z n 4 � O a M Legend ® Airports e � NC Highway • KenncZ Ca e State Roads Streams ° Cedar Creek Easement The Cedar Creek Stream and Wetland Site is located in Sampson County approximately 3.1 miles southwest Waterbody of Clinton, NC. To access the Site from the town of Clinton, travel west on Highway 24 (Sunset Avenue), Ctake a left onto Airport Road and go 1.3 miles. Turn right onto West Main Street Extension, go 5-Mile Aviation Zone approximately 350 feet, and turn left onto a dirt farm path. Follow the farm path along the cultivated field 03030006090060 edge to the southwest corner and enter the forest. Follow the dirt path to cultivated fields adjacent to the project below UT2. Turning to the left will take you to UT2. Going to the right will take you to UT3. Figure 1 Date: 11/6/2015 wE Project Vicinity Map Drawn by: BSH 0 0.75 1.5 Cedar Creek Stream and Wetland Restoration Site re%s Sampson County, North Carolina Miles Appendix B Visual Assessment Data Figure 3. Current Conditions Plan View Map (CCPV) Table 5. Visual Stream Morphology Stability Assessment Table 6. Vegetation Condition Assessment Table 7. Stream Problem Areas Table 8. Vegetation Problem Areas Figure 4. Stream and Wetland Photos Figure 5. 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N O a 0 c a �E oioca�mmmm a 0 wt W, m maa`��in -win E ac E O> -o N O E m m o m> O o� m> U m m -mo �! -o.. E '° m-a- 3 mo- c Ym -mo>B mm o oc m2000'm= -cO L a m M U d L m m L 'N O E- t - O L. N -E L N _ O- y6 o O UI N L N �1d m N N U C_ T U O N O V O O m U'O O-5 ` N-O O L m U -O '-'E O N O O- w � w m E O o o .. m> o m o mY m mm mm� wog �Lami a E'4 .. am mm � a m E m-m>o o�aEi m'-°>m o-o Y O m 0 0 O a O -O = OU E -O N o L m c c L T m m 0 0.0 o H W o II L mL w 0 o> �O6 E m N ch m v �i in .� W amN w Table 7. Stream Problem Areas Cedar Creek Stream and Wetland Restoration Project - Project # 95718 Feature Issue I Station # / Range I Suspected Cause; Repair I Photo Number Table 8. Vegetation Problem Areas Cedar Creek Stream and Wetland Restoration Project - Project # 95718 Feature Category I Station Numbers I Suspected Cause; Repair Photo Number 1 l E 1 •,.� h �. Kam.: I Appendix B — Visual Assessment Data Cedar Creek NIY7 Vegetation Plot Photos (8/12/2021) Vegetation Plot 19 Vegetation Plot 20 Appendix C Vegetation Plot Data Table 9a. Vegetation Plot Criteria Attainment Summary Table 9b. CVS Vegetation Plot Metadata Table 9c. Planted and Total Stem Counts (Species by Plot) Appendix C — Vegetation Plot Data Table 9a. Vegetation Plot Criteria Attainment Summary Plot # Planted Stems/Acre Volunteer Stems/Acre Total Stems/Acre Success Criteria Met? Average Planted Stem Height (ft) 1 971 0 971 yes 13.2 2 1255 121 1376 yes 11.6 3 890 1781 2671 yes 10.9 4 647 11938 12586 yes 19.4 5 445 0 445 yes 18.3 6 728 1174 1902 yes 11.5 7 364 1862 2226 yes 7.0 8 567 1133 1700 yes 19.3 9 364 809 1174 yes 15.6 10 405 2064 2469 yes 6.2 11 526 0 526 yes 15.4 12 688 1133 1821 yes 19.5 13 526 0 526 yes 21.7 14 607 0 607 yes 7.8 15 728 162 890 yes 19.3 16 405 850 1255 yes 12.3 17 445 0 445 yes 11.7 18 931 850 1781 yes 2.2 19 283 0 283 yes 13.6 20 364 121 486 yes 10.8 Project Avg 607 1200 1807 yes 13.1 Appendix C — Vegetation Plot Data Table 9b. CVS Vegetation Plot Metadata Cedar Creek Stream and Wetland Restoration Site Report Prepared By Grayson Sanner Date Prepared 9/18/2020 10:41 database name Cedar_Creek_MY6_2020.mdb database location S:\@RES Projects\North Carolina\0104 - Cedar Creek\Monitoring\Monitoring Data\MY6_2020\Vegetation Data computer name DESKTOP-SN39OLO file size 76546048 DESCRIPTION OF WORKSHEETS IN THIS DOCUMENT Metadata Description of database file, the report worksheets, and a summary of project(s) and project data. Proj, planted Each project is listed with its PLANTED stems per acre, for each year. This excludes live stakes. Proj, total stems Each project is listed with its TOTAL stems per acre, for each year. This includes live stakes, all planted stems, and all natural/volunteer stems. Plots List of plots surveyed with location and summary data (live stems, dead stems, missing, etc.). Vigor Frequency distribution of vigor classes for stems for all plots. Vigor by Spp Frequency distribution of vigor classes listed by species. Damage List of most frequent damage classes with number of occurrences and percent of total stems impacted by each. Damage by Spp Damage values tallied by type for each species. Damage by Plot Damage values tallied by type for each plot. Planted Stems by Plot and Spp A matrix of the count of PLANTED living stems of each species for each plot; dead and missing stems are excluded. ALL Stems by Plot and spp A matrix of the count of total living stems of each species (planted and natural volunteers combined) for each plot; dead and missing stems are excluded. PROJECT SUMMARY Project Code 95718 project Name Cedar Creek Restoration Site Description River Basin Cape Fear length(ft) stream -to -edge width (ft) area (sq m) Required Plots (calculated) Sampled Plots 20 IE�,;E;;;;;E�,,,,:;,�,;11,1 IE;;;:;;;;;:;;;;;:;,"011�1 �'���������������������I��� ":;;;;;:,,;,�:;,"oll�� IE;;;:;;;;;:;;,��:;,�,�II„ I ,�,:;;;;;:�„��:;,"III" iE;;;:;�;;;:;;,��:;,";11�1 I�;;;:;;;;;:;;;;;:;,�,�II�� 1 IIII I III! IlI NUNN110 III NUNN IIIIIIIIIIIIIIIIIIIIIIIININ 101, NUNN I1110 1 I III I III II� Appendix D Stream Geomorphology Data Table 10. Morphological Parameters Summary Data Table 11. Dimensional Morphology Summary — Cross -Section Data Table 12. Bank Pin Array Summary Data Figure 7. 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C r p m O 00 M� M N O U Ch" M O M A v� f 0 } Z V R N " O E M 0 N O pp c 00 O M N m w w N '� "o "o U f L 2 4 Y �a Q o I LG E o w I 0 3 (0 _ w � o t w `) U � � com � 0 x o a0 r- f0 N 7 O) M W m m a)a) m a) a x (u) uol1en013 m U) a D 00 L } N I M ` a O O M 0 M -o a �o cm N M co I C O 0 U (h G1 N 0 U 3 H N } -oj M L V R N N 2 Y C Y d m L m L 2 CL U r I I I cu M m I0 rn rn rn rn rn rn rn (g) UOl;enal3 F t c E E t F �f E t E f F t E i E t ELi C R v U) CL D 00 i � N L } E IN f rn 4 M a o M o E ° o D O j d M co LO I N C O .2 co a U Nr-- y N m ( / C r 3 L) N _ N 0 I H D t E N U R � w Y m d LLO X O U u a) 4 a 13 E U r E rn E t ID M m IO rn rn rn rn rn 00 LO rn (u) UOl1en013 E R v U) C 3 O 0 C R v U) CL D o f Ln i E fi � If II a c Cl) o ( M 0- N O I Ln Cl) N O } U- E m I N I C M O i f rn ( � N ( m o o i N U N H U N f } N L U R O N w Y d r m L m () I X o R r I I I E 00 i � � r f f m } I � I LO O ' 7 O M O) N O O O) O 00 (u) UOi;enal3 N M B Fln m N F O O o o N oc O Rn M O h O N N N v, M 10 O r 'n ° o 4 U O U � U x U � A c co m co d b � � w �Q § ) » 0 J § _ / 2 _ — LO t \ \ / { 'C,' e t r / 2 ( 7 g ( R , / 2= r c c H§ A= \ co co/ cc � § \ g / / \ / f 3 — § 2 F = § o CN � CN R,® oc c J 2 A= j / ° m � ) \ S S =�±a = a a \ § = W o § ° \)) _ m W m = ) _ comID 3 / ( | ) \ k oCD o _ £ mu qg Appendix E Hydrology Data Table 13. Documentation of Geomorphological Significant Flow Events Table 14. Rainfall Summary Table 15. Wetland Hydrology Criteria Attainment Figure 8. Groundwater Monitoring Gauge Hydrographs Figure 9. Headwater Valley Restoration Flow Chart Appendix E — Hydrology Data Table 13. Documentation of Geomorphologically Significant Flow Events Crest Gauge Flow Events Maximum Consecutive Flow Days Cumulative Flow Days Consecutive Flow Date Range Crest Gauge 2 (HWV UT-2C) MY2 36 117 186 NA MY3 36 35 130 NA MY4 32 57 168 NA MY5 6 122 151 NA MY6 11 104 182 NA MY7 3 ill 132 1/1/2021 - 4/22/2021 Note: Starting in MY5, flow days w ere calculated using the height of the dow nstream riffle Crest Gauge Number of Ba n kfu I I Eve nts Maximum Bankfull Height (ft.) Crest Gauge 1 (UT3) MY 1 0 NA MY2 4 1.15 MY3 0 NA MY4 4 1.05 MY5 3 0.8 MY6 8 0.67 MY7 11 0.71 Crest Gauge 3 (UT2) MY 1 0 NA MY2 1 0.4 MY3 0 NA MY4 2 0.25 MY5 0 NA MY6 5 0.13 MY7 0 NA Appendix E - Hydrology Data Table 14.2021 Rainfall Summary Month Average Normal Limits Clinton Precipitation 30 Percent 70 Percent January 4.33 3.32 5.03 5.20 February 3.23 2.14 3.87 5.92 March 4.50 3.23 5.32 3.60 April 3.16 1.70 3.85 1.60 May 3.68 2.69 4.34 0.85 June 4.49 3.11 5.34 5.28 July 6.06 4.16 7.22 8.27 August 5.40 3.12 6.56 5.51 September 5.00 2.04 6.07 2.02 October 3.21 1.62 3.92 1.73 November 2.89 1.83 3.49 0.25 December 3.24 2.14 3.88 --- Total 49.19 31.10 58.89 40.23 Above Normal Limit Below Normal Limit Appendix E — Hydrology Data Table 15a. 2021 Wetland Hydrology Criteria Attainment 2021 Max Hydroperiod (Growing Season 17-Mar through 14-Nov, 243 days) Success Criterion 9% Gauge Consecutive Cumulative Occurrences Days Percent of growing Season Days Percent of growing Season AW1** 99 41 99 41 1 AW2 229 94 229 94 1 AW3 NA NA NA NA NA AW4 108 44 222 92 3 AW5 34 14 112 46 16 AW6 86 36 182 75 6 AW7** 4 1 14 6 7 AW8*** 35 14 81 33 10 AW9*** 54 22 119 49 6 AW10 NA NA NA NA NA AW11 * * * 30 12 68 28 8 RAW1 * NA NA NA NA NA RAW2 NA NA NA NA NA RAW3 * * * 72 143 59 3 *Well destroyed during Hurricane Florence **HOBOs died in June 2021, data represents the first 90 days of the growing season ***HOBOS died in August 2021, data represents the first 149 days of the growing season NA = Data not available due to HOBO failure w _ QQ QQ QQ QQ L. 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