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From: William Little [mailto:wlittle@advgeoenv.com] <br /> Sent: Tuesday, March 03, 2015 12:13 PM <br /> To: Vicki McCartney [EH] <br /> Subject: RE: 639/655 West Clay Street <br /> Ms. Vicki McCartney: <br /> AGE plans to collect sufficient depth to water to prepare updated maps of the groundwater contours. <br /> Additionally, a review of the directive letter revealed the following wells for sampling: <br /> South AREA <br /> Purge and samples wells: MW-1, 2, 29 and MW-813 : TPH-g/d and VOCs <br /> MW-27 : TPH-g and VOCs <br /> AS-1, EW-2 (HOLD) <br /> North AREA <br /> MW-9, 10, 1113, 28 : MTBE <br /> MW-14B : MTBE/DCA <br /> The wells on hold were remediation wells and almost completely redundant sample data with well <br /> MW-2, additionally the purge volumes are very large and somewhat cumbersome. <br /> Additionally, well MW-813 is screened in the deeper groundwater zone (45 feet) and a sample is in <br /> accordance with the intent of the SWB directive to define the ground water plume north of well MW-2. <br /> William Little <br /> California Professional Geologist #7473 <br /> Advanced GeoEnvironmental, Inc. <br /> Environmental • Industrial Hygiene • Geotechnical • Contracting <br /> Phone: 800-511-9300 <br /> Fax: 888-445-8786 <br /> rmartyCcD-advgeoenv.com <br /> www.advgeoenv.com <br /> This email/fax message is for the sole use of the intended recipient(s) and may contain confidential <br /> and privileged information. Any unauthorized review, use, disclosure or distribution of this email/fax is <br /> prohibited. If you are not the intended recipient, please contact the sender by email/fax and destroy <br /> all paper and electronic copies of the original message. <br /> From: Vicki McCartney [EH] [mailto:vmccartneyCcbsjcehd.com] <br /> Sent: Tuesday, March 03, 2015 11:46 AM <br /> To: William Little <br /> Subject: 639/655 West Clay Street <br /> Good morning Bill, <br /> I received your voice message informing me that AGE plans to sample the wells at 639/655 West Clay Street in Stockton <br /> on Thursday, March 5, 2015. 1 plan to be there. You indicated that AGE would like to make changes to the sampling <br /> schedule. What changes do you want to make to the sampling schedule directed by this agency by letter dated 30 <br /> January 2015? <br />