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HomeMy WebLinkAboutepa comments Four Hills prospectus 12.06.22Memorandum to the Record December 6, 2022 Agency Comments for the Four Hills Mitigation Site (SAW-2021-02387) Prospectus Associated with the Wildlands Yadkin 05 Umbrella Mitigation Bank in Anson County, North Carolina. Kim, Thank you for the opportunity to provide feedback and comments on the Four Hills Mitigation Site (the Site or Project) Prospectus as the primary location for the Wildlands Yadkin 05 Umbrella Mitigation Bank (UMB). Wildlands Holdings IX, LLC (Wildlands), has presented a potentially suitable plan to provide compensatory mitigation for jurisdictional stream impacts associated with the US Army Corps of Engineers Clean Water Act Section 404 permit program. The Project will include restoration of streams and wetlands along Little Creek, its fourteen unnamed tributaries and associated floodplains. Wildlands proposes stream mitigation including 8,311 linear feet (lf) of restoration, 870 if of enhancement I, 9,005 of enhancement II and 608 if of preservation. Proposed wetland mitigation includes 4.0 acres of reestablishment and 4.4 acres of rehabilitation. The Site will, upon successful completion of performance and closeout, will include 12,277 warm water stream credits and 6.178 riparian wetland credits to compensate for impacts within the Yadkin 05 geographic service area (Hydrologic Unit 03040105). Note: It is understood that site visits have been made by IRT members during the development of site feasibility to provide mitigation credit. In that regard, I feel it necessary to denote that I have not been on -site during this process and that my comments may reflect a lack of on -site observation and evaluation. The EPA Region 4 Ocean, Wetlands and Stream Protection Branch offers the following site - specific comments as they pertain to the Four Hills Prospectus dated November 1, 2022. Page numbers refer to the entire pdf document offered for review: 1. General: o I am attempting to understand the rationale for the thin conservation easement along Little Creek. Is this to allow for cattle exclusion fencing only? Little to no riparian buffer is being protected along the right bank of Little Creek. o In the future, please provide documents that are searchable for terms. The pdf of the Prospectus either used a non-standard font or other format mechanism that prevented me from performing document searches. o I am almost certain that this bank is formally called the "Wildlands Yadkin 05 Umbrella Mitigation Bank". If this is the case, please refer to it as such in all future documents. o I would have liked to see some discussion of the constraints in project parameters, mainly in the arena of crossings and culverts. Understandably this can be presented in the mitigation plan for the Four Hills site but some rationale for crossing locations, aside from current culvert placement should be provided in the prospectus and the mitigation plan going forward. o Happy to see some in -line ponds being removed. However, many of the tributaries that originate inside the conservation easement are receiving substantial runoff from the adjacent pastures without any BMPs (aside from minimum width buffers) to treat the nutrient flux. Does Wildlands have a strategy to deal with concentrated runoff from adjacent pastures? o Happy to see that the conservation easement boundaries were expanded by 27% to provide larger/wider riparian buffer; a feature this project could use more of due to the adjacent active livestock operation and pastures. 2. Section 3.1.1/Page 10: Is there a strategy to locate and remove the buried creosote treated poles in the Little Creek floodplain? 3. Section 4.1/Page 18: Is the impoundment on UT7 Reach 2 caused by a dam or a clogged culvert? (culvert shown on Figure 4b) 4. Section 8.2/Page 27: Recommend adding thresholds (aside from "minor" or "major") for notification of the Corps/IRT and/or undergoing corrective action. 5. Section 8.3/Page 27: Has a long-term site steward been identified? Thank you for the opportunity to provide feedback, comments, and concerns with the draft prospectus for the Four Hills Mitigation Site in Anson County, NC. Wildlands has provided a potentially suitable plan to offset impacts and provide compensatory stream and wetland credits within the Yadkin River 05 watershed geographic service area. If you or the sponsor have any questions or need clarification on any of the comments stated above, please contact me at 404- 562-9225 or at bowers.todd@epa.gov. Best Regards, Todd Bowers Comments submitted to Kimberly Isenhour (SAW -PM) via email on December 6, 2022.