ML24060A086

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NRC Request for Concurrence with Endangered Species Act Determinations for Crystal River Unit 3 Nuclear Generating Plant License Termination Plan (Consultation Code: 2024-0023697)
ML24060A086
Person / Time
Site: Crystal River Duke Energy icon.png
Issue date: 02/29/2024
From: Arlene B
Office of Nuclear Material Safety and Safeguards
To:
US Dept of Interior, Fish & Wildlife Service
References
Download: ML24060A086 (1)


Text

Briana Arlene

From: Briana Arlene Sent: Thursday, February 29, 2024 10:04 AM To: FW4FLESRegs@fws.gov Cc: Marla Morales; Michelle Rome (She/Her); Mitchell Dehmer; Amy Minor (She/Her)

Subject:

NRC Request for Concurrence with Endangered Species Act Determinations for Crystal River Unit 3 Nuclear Generating Plant License Termination Plan (Consultation Code: 2024-0023697)

Attachments: Crystal River 3 LTP IPaC Report_ML23345A188.pdf; Crystal River 3 LTP Reference List.pdf; Crystal River 3 LTP ESA Determinations.pdf

Dear Florida Ecological Services Field Office:

The purpose of this email is to notify you of the U.S. Nuclear Regulatory Commission (NRC) staffs determination that approval of the proposed license termination plan (LTP) of Crystal River Nuclear Generating Plant, Unit 3 (CR3), in Citrus County, Florida, is not likely to adversely affect (NLAA) the eastern black rail (Laterallus jamaicensis), everglade snail kite (Rostrhamus sociabilis plumbeus), Florida scrub-jay (Aphelocoma coerulescens), red-cockaded woodpecker ( Picoides borealis), whooping crane (Grus americana), eastern indigo snake (Drymarchon couperi), monarch butterfly (Danaus plexippus), wood stork (Mycteria americana),

or the American alligator ( Alligator mississippiensis ), and will have no effect on the West Indian manatee (Tricherechus manatus), loggerhead sea turtle (Caretta caretta), or West Indian manatee critical habitat. This email describes the proposed action and summarizes t he NRC staffs environmental review. This email also requests the U.S. Fish and Wildlife Services (FWS) c oncurrence with the NRC staffs determinations pursuant to Section 7 of the Endangered Species Act of 1973, as amended (ESA).

Proposed Action The NRC is reviewing the Accelerated Decommissioning Partners, LLC (ADP) License Termination Plan (LTP) for the decommissioning of CR3. The proposed action is the review and subsequent approval, if appropriate, of the CR3 LTP. In its license amendment request, ADP requested an amendment to the CR3 license to add license conditions that (1) reflect the NRC staffs appr oval of the LTP and (2) provide criteria for when NRC approval is needed for subsequent LTP changes. If the NRC approves the LTP, approval will be issued in the form of an amendment to the CR3 license that adds the requested license conditions.

Title 10 of the Code of Federal Regulations (10 CFR) part 50.82 sets forth the process for the licensee to decommission its nuclear power plant, including subm ission of the LTP. If the NRC approves the LTP, the NRC will amend the CR3 license (No. DPR-72) to include license conditions that pertain to the LTP.

By letter dated December 12, 2022 ( ML22355A441), as supplemented by letter dated June 9, 2023 (ML23163A063), ADP CR3 requested the NRC to add a condition to include LTP requirements to the CR3 license. CR3 is part of the larger Crystal River Energy Complex (CREC), which is located on the Gulf of Mexico in Citrus County, Florida.

The CR3 LTP characterizes the site, identifies remaining dismantlement activities, and specifies actions that ADP CR3 would take to remediate the remaining residual radioactivity at the CR3 site to a level that complies with the NRCs radiological criteria for license terminat ion. The CR3 LTP also describes how the licensee will confirm the extent and success of remediation through radiological surveys, provide financial assurance to 1

complete decommissioning, and ensure that the environm ental impacts of decommissioning activities are appropriately evaluated and addressed.

Environmental Assessment In support of its review of the proposed action, the NRC staff is preparing an environmental assessment (EA) to comply with the National Environmental Policy Act of 1969, as amended (NEPA), and the NRCs environmental regulations at Title 10 of the Code of Federal Regulations (10 CFR) Part 51 that implement NEPA. The draft EA addresses the environmental impacts of the proposed action and relevant alternatives to the proposed action. Once completed, the NRC will make the final EA publicly available online and will notice it in the Federal Register. The NRC anticipates issuing the EA in July 2024.

Description of Action Area CR3 Site CR3 lies approximately 7.5 mi (12 km) northwest of the city of Crystal River and 70 mi (113 km) north of Tampa. In addition to CR3, other structures near the CR3 site include two fossil-fueled units, two large cooling towers, parking lots, coal delivery and storage areas, ash storage area, office buildings, warehouses, barge handling docks, and a railroad. Additionally, located outside the licensed footprint are two newly constructed gas combined cycle units. The NRC does not license either the fossil-fueled units or the gas combined cycle units.CR3 occupies approximately 27 ac (11 ha) of the previously disturbed land within the 1,062-ac (430-ha) developed portion of the 4,738-ac (1,917-ha) site. The remaining site acreage is largely undeveloped and supports four habitat types: salt marsh, hardwood hammock forest, pineland, and freshwater swamp (AEC 1973). Salt or tidal marshes (FNAI 1990) occur on the westernmost portion of the site along the Gulf coast in a band about 0.75 mi (1.2 km) wide and are crossed by the intake and discharge canals associated with CR3 (Progress Energy 2008).

The CR3 site lies in Citrus County in west-central Florida between the mouths of the Withlacoochee and Crystal rivers and adjacent to the Gulf of Mexico. The site and associated transmission lines are within the Southern Coastal Plain Ecoregion, which consists of most ly flat plains, but also barrier islands, coastal lagoons, marshes, and swampy lowlands along the Gulf and Atlantic coasts (EPA 2002). The region was once covered by a variety of forest communities that included longleaf pine ( Pinus palustris), slash pine (P. elliottii),

pond pine (P. serotina), American beech (Fagus grandifolia), sweetgum (Liquidambar styraciflua ), large-flower magnolia (Magnolia grandiflora ), white oak (Quercus alba), and laurel-leaf oak ( Q. laurifolia), but is now predominantly slash and loblolly pine ( P. taeda) (with oak-gum-cypress forest in some low lying areas), citrus groves, cattle pasture, and urban development. Much of the area adjacent to the CR3 site is undeveloped wetland habitat, especially near the coast, but extensive areas of pine plantations and about 900 ac (360 ha) of quarry lakes also occur in the vicinity. Terrain in the northwestern portion of Citrus County, in which the CREC is located, rises gradually from mangrove swamp and coastal marshes along the coast to gently rolling hills about 16 mi (26 km) inland. The CR3 site and surrounding areas are about 2 to 5 ft (0.6 to 1.5 m) above mean sea level (AEC 1973).

Salt marshes of the site are dominated by smooth cordgrass ( Spartina alterniflora) and Roemers rush (Juncus roemerianus) (AEC 1973). Salt marshes are used by many ani mals, especially wading birds, such as egrets and herons. The FWSs National Wetland Inventory (FWS 2010) has mapped most of the undeveloped portions of the CREC site as wetland. Salt marsh habitat described above is classified by the FWS as estuarine intertidal emergent and shrub/scrub wetland (Cowardin et al. 1979). Hardwood hammocks are classified as palustrine forested evergreen and deciduous wetlands. Palustrine emergent wetlands exist as patches within these habitats and within pine flatwoods. Freshwater swamps within pine flatwoods (described above) are classified as palustrine forested evergreen and deciduous wetland by the FWS (2010).

Crystal Bay and the Gulf of Mexico The aquatic region of the action area includes the Crystal Bay which is the principal aquatic habitat in the vicinity of CR3. Crystal Bay is a shallow estuarine embayment of the Gulf of Mexico largely located between the Cross Florida Barge Canal (Marjorie Harris Carr Cross Florida Greenway) and Crystal River and extending offshore for about 10 mi (16 km) (SWEC 1985). Crystal Bay is shallow with depths less than 10 ft (3 m) out to 3 mi (5 km) from shore. Oyster reefs parallel the shore. Crystal Bay has relatively low wave energy with many 2

rocky reef areas, oyster bars, and seagrass beds. Salt marshes are extensive in undeveloped areas of the coast (SWEC 1985). Most oyster reefs are underwater at high tide with portions exposed at low tide (SWEC 1985). Small numerous basins created by the oyster reefs run in a north-south orientation near the intake and discharge canals (Progress Energy 2008). Overall, the shallow waters of Floridas Big Bend have exceptional water quality and clarity (Handley et al. 2007). Land use practices such as agriculture, urbanization, and industrial development affect water quality; resulting in hydrologic alterations to watersheds that flow into Big Bend and result in nutrient enrichment of the estuarine and coastal waters (GMP 2004; Mattson et al. 1988).

Water quality within the estuarine areas of Citrus County is affected by increased urban stormwater runoff, seepage from onsite sanitary sewage disposal, sewage treatment plant effluent, residential use of pesticides, herbicide and fertilizers, and activities associated with commercial and leisure boating (CCBCC 2009).

A variety of habitats support an abundance of aquatic resources in Crystal Bay. Open water habitats include saltwater, tidally influenced water of variable salinities, and tidal freshwater areas. The bottom of Crystal Bay provides several benthic habitats, with their characteristics dictated by salinity, tides, and substrate. The Florida Fish and Wildlife Conservation Commission identifies this region as including artificial structure (reefs, hardened shorelines), coastal tidal rivers and streams, oyster reefs, salt marshes, submerged aquatic vegetation, and subtidal unconsolidated marine/estuary sediments (FWC 2005).

Site-Specific Activities and Conservation Measures Permits The permits relevant to the proposed action are as follows.

Florida Department of Environmental Protection (FDEP) Multi-Sector General Permit No. FLR05I568-001 FDEP Industrial Wastewater Discharge Permit No. FL0A00004 FDEP Environmental Resource Permit No. 09-0270612-042-EI Florida Department of Business and Professional Regulation General Contractor License No.

CGC1527969 Aquatic Resources ADP states in its LTP that it would continue to maintain its existing FDEP permits and would perform decommissioning work in compliance with those permi ts and implement best management practices (BMPs),

as appropriate (ADP 2023). The APD LTP contains BMPs that address sediment and erosion to waterways and wetlands. ADP states in its LTP that all BMPs would be in place prior to initiating decommissioning activities (ADP 2023). Direct and indirect impacts outside of the operational area would be minimal or non-existent as ADP plans to contain decommissioning acti vities within previously disturbed area (ADP 2023).

Additionally, ADP states that all disturbed areas will be stabilized with gravel, contouring, or vegetation to limit erosion and minimize runoff of soils to surface waters (ADP 2024).

The only place on or near CR3 where the NRC staff has identi fied that federally protected species may occur is Crystal Bay. During operations, CR3 withdrew water from Crystal Bay to cool reactor systems and discharged heated effluent into the Gulf of Mexico. CR3 is no longer operating and therefore, the requirement for water withdrawal is greatly reduced. Currently, ADP conducts periodic permitted liquid releases where CR3 withdraws water from the Gulf of Mexico (Northstar 2024). The water that is provided to Ras Water Pump #6 is subsequently returned, along with the permitted liquid waste to the discharge canal at the permitted discharge point (Northstar 2024).

ADP states in its LTP that the removal of intake and discharge facilities, as well as other shoreline structures (owned by Duke), will be conducted in accordance with FDEP permits and BMPs will be used (ADP 2023).

Additionally, ADP states that intake canal dredging will no longer be required for CR3 due to the diminished residual heat removal requirements and the relocation of the spent fuel to the ISFSI (ADP 2023). By letter dated January 18, 2024, ADP states that it has not yet been determined if the discharge structure will be removed, but if any bank or canal work is planned by Duke Energy (not the licensee), the work will be completed under both state and federal permits (ADP 2024). Duke Energy (not ADP, the NRC licensee) has contracted and received proper permitting to modify the vertical weir wall structure in the discharge canal. This modification will permit manatees to move freely within the canal and prevent entrapment (Northstar 2024).

3 ADP anticipates minimal runoff from associated land disturbance activities as current occupational areas of the plant will be the only areas where land will be disturbed (ADP 2023).

Terrestrial Resources ADP states in its Post Shutdown Decommissioning Activity Report (PSDAR) and LTP that it envisions that all dismantlement, demolition, and waste staging activiti es performed as part of decommissioning and license termination would take place within the former operational area of the CR3 site (ADP 2023). ADP indicates that land disturbance would not be conducted in environmentally sensitive lands, such as nearby marsh, wetlands, and shorelines. Direct impacts, such as clearing native vegetation or filling wetland, will be restricted to the previously disturbed land (ADP 2023).

ADP acknowledges that terrestrial habitats adjoining the operational area could be subject to indirect impacts from decommissioning and license termination activities, caused by soil erosion, surface runoff, fugitive dust, and noise (APD 2023). ADP holds several environmental permits to ensure that impacts to the surrounding environment are minimized. These include the FDEP multi-sector general permit (FLR05I568-001), the FDEP industrial wastewater discharge permit (FL0A00004), and FDEP environmental resource permit (09-0270612-042-EI) (ADP 2024). In its LTP, ADP commits to control fugitive dust emissions through water spraying and other BMPs (ADP 2023). The NRC concludes that ADPs continued compliance with the applicable environmental permits, as well as its implementation of BMPs, would effectively minimize erosion, runoff, and fugitive dust and thereby prevent adverse impacts to terre strial habitats outside of the operational area. At this time, ADP does not plan to fill any wetlands.

Birds and other wildlife using the wetlands and riparian lands adjoining the former operational area near the river could be affected by noise generated by decommissioning and license termination activities within the operational area. However, CR3 is an established industrial site with a history of continuous industrial activity.

It is reasonable to expect that wildlife using habitats near the site have generally acclimated to noise and human activity typical of industrial sites. Certain decommissioning activities may generate brief noise bursts that might startle wildlife in nearby habitats. However, due to the short duration of those activities, the NRC staff expects that such bursts would be too brief to noticeable affect nearby wildlife.

ESA NLAA and No Effect Determinations As part of its environmental review, the NRC staff eval uated impacts of the proposed action on federally listed species and critical habitats. The attached table displays the NRC staffs ESA findings for each federally listed species and critical habitat in the action area.

Request for Concurrence The NRC staff requests your written concurrence with its NLAA determinations for the species identified in the attached table in accordance with 50 CFR 402.13(c). Please provide your response electronically to the following email addresses: EndangeredSpecies@nrc.gov, Briana.Arlene@nrc.gov, and Mitchell.Dehmer@nrc.gov. Should you need additional time to review this request, please reach out to discuss an extended timeframe so that the NRC staff can communi cate this timeline to and obtain consent from its applicant, ADP, in accordance with 50 CFR 402.13(c)(2).

Conclusion Should you need to discuss the information in this email or if you require additional information concerning this project, please reach out to Mitchell Dehmer at Mitchell.Dehmer@nrc.gov.

Thank you,

Briana BrianaS.Arlene ConservationBiologist&ESAConsultationCoordinator EnvironmentalCenterofExpertise

4

ML24060A086 CONCURRENCE OFFICE CB:ETRB1:REFS PM:ELRB:REFS BC:ETRB1:REFS OGC(NLO) CB:ETRB1:REFS NAME BArlene MMorales MRome AGendelman MDehmer DATE 2/13/2024 2/20/2024 2/20/2024 2/29/2024 2/20/24 Crystal River Unit 3 Nuclear Generating Plant License Termination Plan

FWS Consultation Code: 2024-0023697

References

[ADP] ADP CR3, LLC. 2023. Revised Crystal River Nuclear Power Station License Termination Plan. June 9, 2023. ADAMS No. ML23160A296.

[ADP] ADP CR3, LLC. 2024. Response to Request for Additional Information for the Environmental Assessment of the License Termination Plan for Crystal River Unit 3 Nuclear Generating Plan (Docket Number: 05000302). January 18, 2024. ADAMS Accession No. ML24018A151.

[AEC] U.S. Atomic Energy Commission. 1973. Final Environmental Statement Related to the Proposed Crystal River Unit 3 Florida Power Corporation, Docket No. 50-302, U.S. Atomic Energy Commission, Directorate of Licensing, Washington, D.C., May 1973. ADAMS No.

ML091520178.

[CCBCC] Citrus County Board of County Commissioners. 2009. Citrus County Florida Comprehensive Plan. Citrus County Board of County Commissioners, Inverness, Florida.

Available URL: http://www.bocc.citrus.fl.us/devservi ces/planning/comp_plan/comp_plan.htm (accessed December 19, 2023).

Cowardin, L.M., V. Carter, F.C. Golet, and E.T. LaRoe. 1979. Classification of Wetlands and Deepwater Habitats of the United States. FWS/OBS-79/31, U.S. Department of the Interior, U.S.

Fish and Wildlife Service, Government Printing Office, Washington, D.C.

[EPA] U.S. Environmental Protection Agency. 2 002. Primary Distinguishing Characteristics of Level III Ecoregions of the Continental United States. Available at http://www.epa.gov/

wed/pages/ecoregions/level_iii.htm (accessed December 19, 2023).

[FNAI] Florida Natural Areas Inventory. 1990. Guide to the Natural Communities of Florida.

Florida Natural Areas Inventory and Florida Department of Natural Resources. February 1990.

Available at http://www.fnai.org/PDF/Natural_Communities_Guide.pdf (accessed December 19, 2023).

[FWC] Florida Fish and Wildlife Conservation Commission. 2005. Floridas Wildlife Legacy Initiative, Floridas Comprehensive Wildlife Conservation Strategy. Florida Fish and Wildlife Conservation Commission, Tallahassee, Florida. Available URL: http://www.masgc.org/

gmrp/plans/FL%20FWCII.pdf (accessed December 19, 2023).

[FWC] Florida Fish and Wildlife Conservation Commission. 2009. Letter from M.A. Poole, FWC, to D.J. Wrona, NRC.

Subject:

Reply to Request for a List of Protected Species within the Area under Evaluation for the Crystal River Unit 3 Nuclear Generating Plant License Renewal Application Review, Citrus County. July 22, 2009. ADAMS Accession No. ML092170380.

[FWS] U.S. Fish and Wildlife Service. 2010. National Wetlands Inventory. Available URL:

http://www.fws.gov/wetlands/ (accessed December 19, 2023).

[FWS] U.S. Fish and Wildlife Service. 2023a. Letter from FWS Florida Ecological Services Field Office to NRC.

Subject:

List of threatened and endangered species that may occur in your proposed project area. IPaC Report. December 6, 2023. ADAMS Accession No. ML23345A188.

[FWS] U.S. Fish and Wildlife Service. 2023b. Find a Species. Available at https://www.fws.gov/species/search (accessed December 19, 2023).

[GMP] Gulf of Mexico Program. 2004. Seagrass Habitat in the Northern Gulf of Mexico:

Degradation, Conservation and Restoration of a Valuable Resource. 855-R-04-001, U.S.

Geological Survey, Florida Integrated Science Center, St. Petersburg, Florida. Available URL:

http://gulfsci.usgs.gov/gom_ims/pdf/pubs_gom.pdf (accessed December 19, 2023).

Hale, J.A., T.K. Frazer, D.A. Tomasko, and M.O. Hall. 2004. Changes in the Distribution of Seagrass Species along Floridas Central Gulf Coast: Iverson and Bittaker Revisited. Estuaries, 27(1):36-43.

Handley, L., D. Altsman, and R. DeMay (eds.). 2007. Seagrass Status and Trends in the Northern Gulf of Mexico: 1940-2002. U.S. Geological Survey Scientific Investigations Report 2006-5287 and U.S. Environmental Protection Agency 855-R-04-003. Available URL:

http://pubs.usgs.gov/sir/2006/5287 (accessed December 19, 2023).

Kilgen, R.H. and R.J. Dugas. 1989. The Ecology of Oyster Reefs of the Northern Gulf of Mexico:

An Open File Report. NWRC Open File Report 89-03. Available URL:

http://www.gomr.boemre.gov/PI/PDFImages/ESPIS/3/3757.pdf (accessed December 19, 2023).

Mattson, R.A., J.A. Derrenbacker, Jr., and R.R. Lewis, III. 1988. Effects of Thermal Addition from the Crystal River Generating Complex on the Submergent Macrophyte Communities in Crystal Bay, Florida. In Mahadevan, K., R.K. Evans, P. Behrens, T. Biffar, and L. Olsen (eds.).

Proceedings Southeastern Workshop on Aquatic Ecological Effects of Power Generation.

December 1986. Report Number 124. Mote Marine Laboratory. Pp. 11-67. Sarasota, Florida.

May 1988.

Northstar Group Services, Inc. 2024. Email from J. Jernigan, D&D Licensing Manager, Northstar, to T. Barvitskie, NRC.

Subject:

Clarif ications related to the NRC Staffs EA for Crystal River. January 24, 2024. ADAMS Accession No. ML24025A095.

[NRC] U.S. Nuclear Regulatory Commission. 2011. Generic Environmental Impact Statement for License Renewal of Nuclear Plants, Supplement 44, Regarding Crystal River Unit 3 Nuclear Generating Plant. May 2011. ADAMS No. ML11139A153.

[Progress Energy] Progress Energy Florida, Inc. 2008. Crystal River Unit 3 - License Renewal Application, Applicants Environmental Repor t, Operating License Renewal Stage. November 2008. ADAMS No. ML090080731.

[SWEC] Stone & Webster Engineering Corporation. 1985. Final Report: Crystal River 316 Studies. Prepared for Florida Power Corporation, January 15, 1985.