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q <br />Field Logbook <br />E <br />In the field, the sampler recorded the following information on the water sample field data sheet <br />(see Figure A-2) for each sample collected <br />• Project number Calculated and actual purge volumes <br />• Client's name <br />• Location <br />• Name of sampler <br />• Date and time <br />• Well accessibility and integrity <br />• Pertinent well data (e g, casing diameter, <br />depth to water, well depth) <br />• Purging equipment used <br />• Sampling equipment used <br />• Appearance of each sample (e g, color, <br />turbidity, sediment) <br />• Results of field analyses (temperature, pH, <br />specific conductance) <br />• General comments <br />The water sample field data sheet was signed by the sampler and reviewed by the sampling <br />coordinator <br />Labels <br />Sample labels contained the following information <br />• Project number • Sampler's initials <br />• Sample number (i e, well designation) • Date and time of collection <br />• Sample depth • Type of preservation used (if any) <br />Sampling and Analysis Chain -of -Custody Record <br />The ARCO chain -of -custody record initiated at the time of sampling contained, at a minimum, <br />the sample designation (including the depth at which the sample was collected), sample type, <br />analytical request, date of sampling, and the name of the sampler The record sheet was signed, <br />timed, and dated by the sampler when transferring the samples The number of custodians in the <br />chain of possession was minimized A copy of the ARCO chain -of -custody record was returned <br />to IT with the analytical results <br />CP \C\Common\OMR\ARCO\4thQ9912168Q499 DOC 98\1% 1 171Corporation <br />A -Jr 02/07/00 <br />