Resources Available for Download

COLUMBIA Technologies Statement of Capabilities

AEHS 2017 – Building Your Case for NAPL Mobility and Recovery Using a High-Resolution Approach [PDF file]

COLUMBIA Technologies Overview Information Sheet [PDF file]

COLUMBIA Technologies – High Resolution Site Characterization Tool Guide [PDF file]

Colorado State University Matrix Diffusion Tank Video (mp4 file)

LUSTLine - Where's the LNAPL How About Using LIF to Find It (PDF file)


Available Training Topics

PDF file: Tracking Diffuse Groundwater Plumes with Low-Level Membrane Interface Probe with Hydraulic Profiling (MiHpt)

PDF file: Use of Today's High-Resolution Tools for Remedial Design Characterization (RDC)

PDF File: Caracterización de sitios de alta resolución - WEBINAR ESPAÑOL 20210602


Webinar Recordings

Webinar Recording: Using High-Resolution Data to Inform UST Site Remedial Selection and Performance Monitoring (2/7/18)

NICOLA Webinar Recording: Natural Source Zone Depletion (NSZD) - King/Kirkman BP (06 May 20)

AIPG Michigan Section RecordingNatural Source Zone Depletion (NSZD) - Matt Rousseau (08 May 20)


Reference Library

API Research Documents

API Soil and Groundwater Research Bulletin No. 9 (June 2000)
Non-Aqueous Phase Liquid (NAPL) Mobility Limits in Soil


ITRC Guidance Documents

ITRC Guidance Document on Mass Flux:

ITRC Guidance on Implementing Advanced Site Characterization Tools

ITRC Guidance Document on
LNAPL-3: LNAPL Site Management: LCSM Evolution, Decision Process, and Remedial Technologies


Natural Source Zone Depletion (NSZD) Guidance Documents

Cl:aire Technical Bulletin TB-20
An Introduction to Natural Source Zone Depletion at LNAPL Sites

CRC CARE Technical Report 46
Role of NSZD in the Management of LNAPL Contaminated Sites

API Bulletin Publication 4784
Quantification of Vapor Phase-related Natural Source Zone Depletion Processes, First Edition

ITRC LNAPL-3: LNAPL Site Management
Appendix B–Natural Source Zone Depletion (NSZD) Appendix


Geoprobe Technical Documents

Hydraulic Profiling Tool (HPT) SOP

Membrane Interface Probe (MIP) SOP

Tech Guide for Calculation of Estimated Hydraulic Conductivity (Est. K) Log from HPT Data