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Title: Calendar year 1995 groundwater quality report for the Beak Creek Hydrogeologic Regime, Y-12 Plant, Oak Ridge, Tennessee. Part 2: 1995 groundwater quality data interpretations

Technical Report ·
DOI:https://doi.org/10.2172/453441· OSTI ID:453441

This annual groundwater quality report (GWQR) contains an evaluation of the groundwater and surface water monitoring data obtained during the 1995 calendar year (CY) for several hazardous and nonhazardous waste management facilities associated with the US DOE Y-12 Plant. The sites addressed by this document are located in Bear Creek Valley (BCV) west of the Y-12 Plant complex within the Bear Creek Hydrogeologic Regime. The Bear Creek Regime is one of three hydrogeologic regimes defined for the purposes of groundwater and surface water quality monitoring at the Y-12 Plant. The purpose of the GWPP is to characterize the hydrogeology and to monitor groundwater quality at the Y-12 Plant and surrounding area to provide for protection of groundwater resources consistent with federal, state, and local requirements. Each annual Part 2 GWQR addresses RCRA interim status reporting requirements regarding assessment of the horizontal and vertical extent of groundwater contamination. This report includes background information regarding the extent of groundwater and surface water contamination in the Bear Creek Regime based on the conceptual models described in the remedial investigation report (Section 2); a summary of the groundwater and surface water monitoring activities performed during CY 1995 (Section 3.0); analysis and interpretation of the CY 1995 monitoring data for groundwater (Section 4.0) and surface water (Section 5.0); a summary of conclusions and recommendations (Section 6.0); and a list of cited references (Section 7.0). Appendices contain diagrams, graphs, data tables, and summaries and the evaluation and decision criteria for data screening.

Research Organization:
Oak Ridge Y-12 Plant (Y-12), Oak Ridge, TN (United States); AJA Technical Services, Inc. (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
AC05-96OR22464
OSTI ID:
453441
Report Number(s):
Y/SUB-96-KDS15V/3; ON: DE97003669; TRN: 97:006745
Resource Relation:
Other Information: PBD: Aug 1996
Country of Publication:
United States
Language:
English