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What Regulators Want: Quality Site Assessments & Investigations Using the Conceptual Site Model Approach

May 17, 2023 @ 9:00 am - 4:00 pm

At the Embassy Suites in Portland, ME

This in-person workshop will focus on the basics of conducting a Site Assessment and a Site Investigation, including developing and revising the conceptual site model (CSM). Experienced practitioners can benefit from a refocus on fundamentals and lessons learned. The workshop is also a great learning opportunity for new and junior staff. It will also be a great networking opportunity with state regulatory staff and consultants.

Agenda (or scroll down)

Registration is on Eventbrite at: https://www.eventbrite.com/e/conducting-quality-phase-i-site-assessments-phase-ii-site-investigations-tickets-598887587897 (scroll down and click on the red “Get Tickets” button)

Continuing Education Credits: The workshop has been approved for 4.75 technical CECs for CT LEPs (Course Number CTLEP-583) and Mass LSPs (Course Number 1818). There is a $50 fee to obtain CT LEP and/or Mass LSP CECs. If you want only a general attendance certificate, you do not need to pay the extra fee. Review NEWMOA’s Continuing Education Attendance Procedures prior to the workshop.

The workshop registration fee is $250 with a reduced rate of $75 for government officials, non-profit staff, and academic researchers. Lunch is provided
– Staff from “Government – NEWMOA States” can register to be invoiced – fill out the form – that option comes at the end
– Staff from “Government – Other” and “Non-Profit/Academic” can register using a PO – fill out the form – that option comes at the end
– All others must pay with a credit card (no extra fees) when registering
– After registering, please click on the “Questions” button that comes up on the webpage to let us know any dietary restrictions and/or they type of CECs you need
Please contact Jennifer Griffith at NEWMOA with any questions: jgriffith@newmoa.org or (617) 367-8558, ext. 303


9:00     Registration & Coffee/Tea

9:30     Welcome & Logistics

9:45     What is a Quality Site Assessment?  [PDF]
Rich Campbell, Campbell Environmental Group

  • ASTM & EPA standards
  • Sources of information
    • What is important to include and what isn’t
    • Developing the initial CSM
      • Contaminants
      • Fate & Transport
      • Exposure

10:45     Networking Break

11:00     Site Investigation: Testing the CSM [PDF]
Aaron Martin & Erik Phenix, Ransom

  • Developing the Site Investigation Workplan
  • Exposure routes
  • Data needs
    • Soil
    • Groundwater
    • Surface water/sediment
    • Air/vapor intrusion
    • Other considerations
    • Data quality objectives

12:00     Lunch (provided)

1:00      Understanding the Collected Data  [PDF]
Allison Drouin & Rick Vandenberg, Credere Associates

  • Boring logs
    • Fundamentals
    • What to look out for – red flags
    • Laboratory data
      • Fundamentals
      • What to look out for – red flags

2:00      Networking Break

2:15      Data Usability & Presentation  [PDF]
Elizabeth Denly and/or Emily Wassmer, TRC Companies

  • Determining which data is usable
  • Presenting data in the report

3:00      Evolving the CSM, Making Decisions, & Preparing a Good Report [PDF]
Todd Coffin, WSP & Nicholas Hodgkins, ME DEP

  • Updating the CSM and deciding when the picture is complete enough – or not
    • Types of decisions
    • Additional data needs
    • When is enough enough?
    • Common report problems

4:00        Adjourn


May 17, 2023
9:00 am - 4:00 pm
Event Category:


Jennifer Griffith
(617) 571-9004


Embassy Suites
1050 Westbrook Street
Portland, ME 04102
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(207) 775-2200
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