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Offices in Warminster, PA and Albuquerque, NM 
For Sales or Product Information Call Carl Keller at (505)-930-1154
For Fielding or Other Needs Call (505)-883-4032

Publications

Newly Added

The applications of the Cased Hole Sampler and it variations 9-3-18

The FLUTe Cased Hole Sampler  8-24-18

New FLUTe Discrete Extraction Injection Liner 6-28-18

Advantages of Simultaneous Purging and Sampling-May 2018

Assessment of Packer Utility at EPA Region 2 - December 2017

FACT Method for a Continuous Contaminant Profile Presentation - NGWA October 2017

Advances in High Resolution Hydrologic Measurements - AIPG September 2017

A New Rapid Method for Measuring the Vertical Head Profile-Groundwater Journal 2016

General

AIPG-IH paper on FLUTe methods
FLUTe Quintet of GW methods
FLUTe technology summary
Open Hole Well Development Problems and Solutions
Why are FLUTe liners useful for karst
Preferred Boreholes for FLUTe Liners
The Full Use of FLUTe Technology in Fractured rock
Maximum Tension and Pressure Limits on Liners

 

Blank liners

Sealing a Borehole with a Blank Liner

How deeply must a FLUTe blank liner be installed
The FLUTe Blank liner

FACT

FACT Method for a Continuous Contaminant Profile Presentation - NGWA October 2017

The FLUTe FACT Technique - Monique Beyer FACT thesis DTU

High Resolution Hydraulic Profiling and Groundwater Sampling

The Analysis of the FACT

NAPL FLUTe

NAPL FLUTe presentation
NAPLs and DNAPLs that react with the NAPL FLUTe systems
Sonic Core NAPL FLUTe Procedure

Transmissivity profiles

FLUTe profiling poster Battelle
FLUTe profiling tech. NGWA-EPA Maine Conference
GSA paper comparing FLUTe profiler to straddle packers
Keller et al_2013_Ground Water Journal
Liners and Packers Similarities and Differences NGWA Paper
Liners and Packers similarities and differences Portland ME
NGWA presentation on FLUTe Hydraulic Conductivity Profiler
Practical Use of Flexible Liner Transmissivity Profiling Results
Why and How FLUTe corrects the transient in Transmissivity profiles

 

Head Profiles

A New Rapid Method for Measuring the Vertical Head Profile-Groundwater Journal 2016

Head Profiles Using a Liner

Advances in the Reverse Head Profiling Technique
Reverse Head Profiling Method

 

Water FLUTe and Shallow Water FLUTe

The Water FLUTe System
Cherry Parker Keller Water FLUTe NGWA GWMR Journal
Evolution of FLUTe Multi-level System
FLUTe air coupled transducer method
Unique Water FLUTe characteristics
Use of Pressure Transducers with Water FLUTe system
Water FLUTe sampling procedure. after May 2009
Water FLUTe sampling procedure. before May 2009
Shallow Water FLUTe Systems
Subsurface vault dimensions for Water FLUTe

 

Vadose FLUTe

Keller and Travis paper on absorber utility
Vadose FLUTe description

Karst Applications

Karst Problems and Flexible Liner Experience
Why are liners useful for karst
Grouting of casing in Karst with a borehole liner

Landfill Monitoring

1996 GSA Austin Invited paper on Landfill design
FLUTe Wells Under Landfills and Buildings
How well can landfills be monitored

Geophysical applications

Flexible Liner Applications to Geophysical Measurements

Liner Augmentation of Horizontal Drilling

LAHD presentation