GERAGHTY '& MILLER, INC. Environmental Services Ground Water Engineering Hydrocarbon Remediation Education My 1, 1993 Leonard Reed Dept. of Planning and Natural Resources Nisky Center 8000, Suite 45 St. Thomas, U.S. Virgin Islands 00802 Re: Groundwater Sampling Results for the Mathias Well, Tutu Wells Site, St. Thomas, U.S. Virgin Islands Dear Mr. Reed: As you requested, enclosed please find the groundwater sampling results for the Mathias well. This well was sampled quarterly by Soil Tech Inc. and Geraghty and Miller, Inc. for the Tutu Environmental Investigation Committee (TEIC) for volatile organic compounds (VOCs) from October 1990 through February 1992 (attached Table 10). In October 1990 and February 1992, samples were also analyzed for base neutral and acid extractable organic compounds (BNAs) and metals (attached Tables 13 and 15, respectively). Also enclosed are the Mathias groundwater sampling results of the October 6-7, 1987 sampling event conducted by a Roy F. Weston Technical Assistance Team for the U.S. Environmental Protection Agency (USEPA). These results are included after correspondence with, and approval from, Caroline Kwan of the USEPA. TUT 006 1427 ,._.._..._......_._...--...-. 201 West Passaic Street, 3rd Floor• Rochelle Park, New Jersey 07662-(201) 909-0700-FAX (201) 909-0567/0568 *64778* 64778 GERAGHTY & MILLER, INC. We hope this data addresses your current needs. If you have any questions, or if we can be of further assistance, please contact one of the individuals listed below. Enclosures c: Ana Gloria Ramos, TEIC PR01301-WP4/70193.LTR/df Sincerely, GERAGHTY & MILLER, INC. Jeffrey S. Scientist Thomas V. Danahy Senior Scientist/Project Manager Daniel A. Nachman Vice President/Project Officer Tin" 006 1428