ARCHIVED REPORTS_XR0005278 - Laserfiche WebLink

Home Browse Search

-- I�E,�NA Working to Restore Nature 1710 Main Street Escalon, CA 95320 Phone (209)838-3507 FAX (209) 838-3509 1PICaytJMay b, 1992 MAY 0 ,0 1992 Ms Mary Meays San Joaquin County Public Health Services EWIRONMI=NTAI-HEALTH Environmental Health Division pERMITlSERVICES P O. Box 2009 Stockton, CA 95201 RE Summary of Activities, January through March 1992, Site Code 1178, City of Stockton Ponce Facility, 22 East Market Street, Stockton, California Dear Ms Meays This letter report summarizes activities at the above referenced site (Figure 1) during the first quarter of 1992 On March 19, 1992 RESNA Industries, Inc (RESNA) personnel conducted groundwater monitoring/sampling from monitoring well MW1 and the emergency domestic well on the subject site (Figure 1) Water samples collected from the two wells were analyzed for benzene, toluene, ethylbenzene, xylenes (BTEX), total petroleum hydrocarbons as diesel (TPHD), and total oil and grease (TOG), employing EPA 8020, 8015, and 5520 methodologies, respectively Prior to sample collection, the site monitoring well was purged of approximately 54 gallons of water to collect a representative groundwater sample The purged water was contained in a 55 gallon drum (DOT H), labelled, and stored on site While purging, groundwater parameters (pH, temperature, and conductivity) were monitored and allowed to stabilize All water samples were collected using a disposable bailer with a bottom-emptying device Field purge logs are included in Attachment 1 Laboratory results indicate: dissolved hydrocarbon constituents are not present at or above detection limits in either the monitoring well or the domestic well Analytical results are summarized in Table 1 Laboratory data sheets and chain-of-custody documentation are included in Attachment 2 SPLR5192 TTL