SITE INFORMATION AND CORRESPONDENCE

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collecting water samples. Purge water will be stored in 55 gallon drums until receipt of analytical test"results to evaluate appropriate disposition of the waters. Disposal of the waters are the responsibility of Diamond Lumber. ♦ Collect three sets of groundwater samples. Three identical sets of samples will be collected from each monitoring well. Samples will be placed into sariple containers provided by the analytical laboratory. Anlab will provide a M laboratory technician to collect the groundwater samples and to field filter the one sample prior to acidification.. ♦ Analyze each sample set, including filter paper, for total lead. E� Analyze each set using EPA Method 7421; f ♦ Document findings. Prepare a brief report presenting a description of the work performed, the test results, and Park's .; interpretation of the results. Copies of all chain of custody documents and laboratory=reports will be attached to the report. We are prepared to perform the above sampling within one week after receiving approval to E proceed by your office and access to the site. Assuming noinial'laboratory turn around time F results should be available for your review within 30 days after sample collection.' Please contact Park's Rocklin office at{916} 652-3861 if you have any comments on the above document. Sincerely, Park Environmental Corporation F 1 Richard J. Zipp, R.G., C.E.G: Principal Hydrogeologist ` 5016JI 4 �;