From: Rob Ede
Sent: Wed Nov 20 14:21:34 2013
To: BAYUK Dana
Cc: Bob Wyatt; Patty Dost; Sarah Riddle; Carl Stivers; John Edwards; Ben Hung; John Renda; Ben Uhl; Myron Burr; James Peale
Subject: Integrated GW Monitoring Schedule
Importance: Normal
Attachments: Gasco Integrated GW Schedule_131120.pdf; Dana, Attached please find the groundwater monitoring schedule for NW Natural at the Gasco and Siltronic properties, integrated to merge the Routine Program with the HC&C Performance Monitoring Program. As specified in the letter, after the first two sampling events are completed (March and June 2014), the scope of the integrated program will be reviewed and any necessary modifications will be made at that time. Quarterly site-wide water level measurements and DNAPL checks as per the typical Routine Monitoring Program are not affected by the integration of programs as included herein. Please let me know if you have any comments, questions, or concerns related to the attached. Thanks, -Rob -- This message may contain confidential and/or privileged information. If you are not the addressee or authorized to receive this for the addressee, you must not use, copy, disclose, or take any action based upon this message or any information herein. If you receive this message in error, please advise the sender immediately by reply e-mail and delete this message. Thank you. Rob Ede, R.G. * robe@hahnenv.com Hahn and Associates, Inc. Environmental Consultants 434 NW 6th Avenue, Suite 203 Portland, Oregon 97209-3651 Phone: 503.796.0717 * Facsimile: 503.227.2209