USEPA. September 1990. Handbook    Ground Water, Volume I: Ground

Water and Contamination. EPA/625/6 90/016a.

USEPA. May 1989. RCRA Facility Investigation (RFI) Interim Final

Guidance (4 vols). EPA/530/SW 89 031, OSWER Directive 9502.00 60, NTIS

#PB89 200299.

USEPA. December 1987a. A Compendium of Superfund Field Operations

Methods. EPA/540/P 87/001.

Because the TEGD and the documents listed above are more comprehensive than this

Manual, it may be necessary to refer to them when applying the procedures discussed herein.

November 1992

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