ML21187A317

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Well Permit Request, Ri Phase II Work Plan
ML21187A317
Person / Time
Site: Westinghouse
Issue date: 01/21/2021
From: Joyner D
Westinghouse
To: Kuhn K
SCDHEC, BLWM, State of SC, Bureau of Land and Waste Management, State of SC, Dept of Health & Environmental Control
Trefethen, JA
References
LTR-RAC-21-08
Download: ML21187A317 (3)


Text

Westinghouse Electric Company Nuclear Fuel Columbia Fuel Fabrication Facility 5801 Bluff Road Hopkins, South Carolina 29061 USA

© 2021 Westinghouse Electric Company LLC All Rights Reserved SCDHEC, BLWM Kim Kuhn 2600 Bull Street Columbia, SC 29201 Direct tel: 803.647.1920 Direct fax: 803.695.4152 e-mail: joynerdp@westinghouse.com Your ref:

Our ref: LTR-RAC-21-08 January 21, 2021

Subject:

Well Permit Request, RI Phase II Work Plan Mrs. Kuhn:

Please find attached for your consideration a request by AECOM to install temporary and permanent wells to support the RI Phase II Work Plan.

Respectfully, Diana P. Joyner Principal Environmental Engineer Westinghouse Electric Company, CFFF 803.497.7062 (m)

Cc:

N. Parr, Environmental Manager J. Ferguson, EH&S Manager J. Grant, AECOM Project Manager ENOVIA Records Enc.:

AECOM Well Permit Request, File # 51377, dated January 21, 2021

AECOM (803)254-4400 101 Research Drive (803)771-6676 Columbia, SC 29203 SCDHEC_Well Permit Request Letter_1-21-21.doc January 21, 2021 Ms. Kimberly M. Kuhn, Project Manager State Voluntary Cleanup Section Division of Site Assessment, Remediation and Revitalization Bureau of Land and Waste Management 2600 Bull Street Columbia, S.C. 29201

Subject:

Columbia Fuel Fabrication Facility Well Permit Request Richland County, S.C.

Consent Agreement CA-19-02-HW File # 51377

Dear Ms. Kuhn:

Westinghouse Electric Company. Inc. (Westinghouse) Columbia Fuel Fabrication Facility (CFFF),

AECOM Technical Services, Inc. (AECOM), and South Carolina Department of Health and Environmental Control personnel met virtually on Thursday January 14, 2021 to discuss multimedia sampling results collected to date as part of Phase II of the Remedial Investigation (RI). One of the discussion topics during this virtual meeting was RI Phase II groundwater screening data.

The discussions resulted in the parties agreeing to the following actions:

To convert the temporary well installed in boring L-43 to a permanent monitoring well (to be designated W-102),

The locations of 10 additional permanent monitoring wells (W-103 through W-112), and The locations of 11 potential additional temporary groundwater screening points (L-48 through L-58).

The locations of the monitoring wells and groundwater screening points are displayed in the attached Figure 1. Temporary wells previously approved on December 3, 2020 under permit MW-12628 will be used for seven of the groundwater screening points. In summation, CFFF and AECOM request well permits for 10 permanent wells and 15 additional temporary wells.

Should you have any questions regarding the information provided in this letter, please do not hesitate to contact me at (803) 740-1604.

Sincerely, Jeremy Grant Project Manager Attachments: Figure 1 - Proposed Groundwater Screening and Monitoring Well Location Map

101 Research Drive Columbia, SC 29203 T: (803) 254-4400 F: (803) 771-6676 PROJECT NO.

PREPARED BY:

DATE:

60595649 CCS January 2021 FIGURE 1 0

600 300 Feet 1:7,200 Map Projection: NAD 1983, South Carolina State Plane, FIPS 3900, Feet Datum: North American 1983 WESTINGHOUSE COLUMBIA FUEL FABRICATION FACILITY HOPKINS, SOUTH CAROLINA Proposed Groundwater Screening and Monitoring Well Location Map Path: M:\\EnvDataViz\\Westinghouse\\mxd\\2020_OctoberSemiAnnualRpt\\fig_1_SiteMap01202021.mxd Legend East Lagoon North Lagoon South Lagoon Sanitary Lagoon West Lagoon I West Lagoon II EL NL SL SAN WL1 WL2 Surficial Aquifer - Upper Zone Monitoring Well Surficial Aquifer - Lower Zone Monitoring Well Black Mingo Aquifer Monitoring Well Ditch Culvert Upper Sunset Lake Lower Sunset Lake Mill Creek SCRDI Bluff Road (Superfund Site)

Mill Creek Flow Direction Mill Creek Property Line Dike Location Staff Gauge Location Top of Bluff Inferred Top of Bluff Bottom of Bluff Inferred Bottom of Bluff Secondary Bluff Area Lower Sunset Dike Upper Sunset Dike Canal Proposed Surficial Aquifer Groundwater Screening Location - Upper Zone Proposed Surficial Aquifer Groundwater Screening Location - Upper and Lower Zones Proposed Surficial Aquifer Groundwater Screening Location - Lower Zone Proposed Surficial Aquifer Monitoring Well Location - Upper Zone Proposed Surficial Aquifer Monitoring Well Location - Lower Zone W -

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