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Title: Installation restoration program, Phase 2. Confirmation/quantification. Stage 1. Volume 2. Appendix H. Final report, October 1984-April 1985

Technical Report ·
OSTI ID:5418606

A problem-confirmation study was performed at Castle AFB and included 21 potential contaminant-source sites identified in the Phase I Report as requiring field investigation. The potential source sites were grouped into 16 investigation sites, including the area of a confirmed plume of TCE contamination in groundwater. The field investigations, conducted from October 1984 to April 1985, included installation of 27 new monitor wells and 11 shallow lysimeters, collection of sediment samples from surface soil, shallow borings, and drainage ditches, geophysical surveys of three sites, two rounds of surface and groundwater sampling and water-level measurements, and pilot-test operations on a Base production well. Analytes include volatile organic compounds, TOC, TOX, oil and grease, as well as phenols, nitrate, metals, pesticides and herbicides at selected sites. Of the 16 sites investigated, 12 were recommended for further groundwater study, either through continued monitoring of existing wells, or through expansion of the monitoring network. The TCE plume in the shallow aquifer was delineated and recommended for immediate feasibility study; additional investigation to locate the source of the plume and to define its extent in off-Base areas and in an underlying aquifer have were recommended. Contents of this Vol.: Field Sample Log Sheets.

Research Organization:
Weston (Roy F.), Inc., West Chester, PA (USA)
OSTI ID:
5418606
Report Number(s):
AD-A-168228/5/XAB
Country of Publication:
United States
Language:
English