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We are currently re-publishing our archived newsletters for web distribution. For specific archived newsletter requests, please send an email to .


#73 - Reissued March 22, 2017 How to Find Buried Objects: Magnetic Methods
#99 - Reissued March 15, 2017 Contaminant Source Areas - Where to Sample IV
#98 - Reissued March 8, 2017 Contaminant Source Areas – Where to Sample - III
#97 - Reissued February 28, 2017 Contaminant Source Areas – Where to Sample - II
#96 - Reissued February 15, 2017 Contaminant Source Areas – Where to Sample - I
#232 - Reissued February 5, 2017 Dry Cleaners: The Environmental Scourge of Commercial Real Property
#231 - Reissued January 30, 2017 Plumbing Connections And Their Impact On Indoor Air Quality
#94 - Reissued January 25, 2017 Waste Management Practices in Drycleaning Operations
#91 - Reissued January 18, 2017 Drycleaning Equipment & Drycleaning Operations
#95 - Reissued January 12, 2017 Waste Management Practices in Drycleaning Operations III
#93 - Reissued January 5, 2017 Waste Management Practices in Drycleaning Operations I
#92 - Reissued December 21, 2016 Dry-cleaning Equipment & Dry-cleaning Operations
#90 - Reissued October 20, 2016 Chemicals Used In Drycleaning Operations
#86 - Reissued September 30, 2016 Drycleaning Operations & Their Impact on the Environment
#158 - Reissued September 19,2016 Appropriate Inquiry
#148 - Reissued September 12,2016 Evaluation of Contaminated Properties
#196 - Reissued August 11, 20016 Chlorinated Solvents – An Invisible Menace
#181 - Reissued August 2, 2016 Risky Practices
#193 - Reissued July 28, 2016 Canister Sampling
#192 - Reissued July 2, 2016 MTBE 101
#191 - Reissued June 25, 2016 Septic Tanks
#171- Reissued June 9, 2016 Environmental Due Diligence in Real property Transactions
#189 - Reissued June 3, 2016 Where Did That Chemical Go?
#Special newsletter May 20, 2016 A BILLION DOLLAR QUESTION
#162 - Reissued May 4, 2016 The Oxidation-Reduction Potential
#179 - Reissued April 27, 2016 Petroleum Hydrocarbon Compounds; Series 3
#172 - Reissued April 15, 2016 On Piezometers and Monitoring Wells
#157 - Reissued April 8, 2016 Potential of Hydrogen and the Cleanup of Contaminated Aquifers
#114 - Reissued April, 1 2016 On Identities, Similarities and Differences
#156 - Reissued March 22, 2016 The Groundwater Monitoring Well
#147 - Reissued March 11, 2016 Zone of Influence (ZOI)
#144 - Reissued February 29, 2016 Darcy’s Law”
#127 - Reissued February 19, 2016 What is a Lysimeter?
#143 - Reissued February 11, 2016 “Permeable” Is “Porous,” but “Porous” May Not Be “Permeable”
#133 - Reissued January, 27 2016 Orientation: Los Angeles Basin
#129 - Reissued January 18, 2016 Aquifers
#140 - Reissued January, 11 2016 Hydraulic Gradient
#128 - Reissued January, 6 2016 Monitoring Wells and Piezometers
#118 - Reissued Dec. 29 2015 Advection
#119 - Reissued December, 15 2015 Interesting Numbers
#116 - Reissued Sep. 17 2010 Is It Absorption? Adsorption?
#111 - Reissued November 18 2015 Polychlorinated Biphenyls (PCBs)
#110 - Reissued November 05 2015 What is PCE?
#108 - Reissued October 30 2015 What is Asbestos?
#106 - Reissued October 22 2015 Geology for the Uninitiated
#103 - Reissued August 14, 2015 Drilling & Sampling Technologies - Sonic Drilling
#109 - Reissued August 7, 2015 Probabilities and Possibilities in the Phase 1 Site Assessment
#70 - July 27, 2015 How to Find Buried Objects. Electromagnetic Methods
#222 - July 20, 2015 How to Find Buried Objects. The Ground Penetrating Radar
#71 - Reissued July 8, 2015 How to Find Buried Objects. Electrical Resistivity
#123 - Reissued June 5, 2015 On the Communication of Concepts
#135 - Reissued May 27, 2015 “Radial Flow”
#184 - Reissued May 18, 2015 On the Combustion of Fossil Fuel – A Global Impact
#113 - Reissued April 1, 2015 Exploding Grounds
#141 - Reissued March 20, 2015 Point Source
#221 - March 12, 2015 Sustainability
#169 - Reissued March 4, 2015 Wetlands Assessment
#132 - Reissued February 19, 2015 Stratigraphy
#126 - Reissued February 13, 20015 Organic Compounds
#125 - Reissued January 28, 2015 Air Sparging
#124 - Reissued January 20, 2015 Air Stripping
#155 - Reissued January 14, 2015 Extracting Liquid Contamination from Soils and Groundwater
#220 - January 7, 2015 Ecosystems
#61 - Reissued December 30, 2014 Groundwater Flow
#142 - Reissued December 24, 2014 Non-point Source Pollution
#66 - Reissued December 10, 2014 Finding Buried Objects
#161 - Reissued December 03, 2014 Oxidation and Reduction aka Redox
#149 - Reissued November 25, 2014 Finding the Direction of the Groundwater Flow
#130 - November 19, 2014 ToxFAQs™
#120 - Reissued November 14, 2014 Henry's Law
#164 - Reissued November 11, 2014 Rocks and Water Series 1
#219 - November 4, 2014 One Useful Environmental Database
#180 - October 29, 2014 Sulfates in Drinking Water
#218 - October 22, 2014 Oil/Water Separators and Redevelopment
#176 - Reissued Oct 7, 2014 Hydrogeologic Cycle
#168 - Reissued Sep 30, 20014 Polychlorinated Biphenyls (PCBs)
#175 - September 10, 2014 Environmental Base Line
#159 - August8, 2014 Performance-Based Standards
#217 - August1, 2014 EPA’s Citizen’s Guide - Pump and Treat
#216 - July 22, 2014 EPA’s Citizen’s Guide - Phytoremediation
#215 - June 27, 2014 EPA’s Citizen’s Guide - Monitored Natural Attenuation
#214 - June 03, 2014 EPA’s Citizen’s Guide - Evapotranspiration Covers
#213 - June 03, 2014 EPA’s Citizen’s Guide - Capping
#212 - May 27, 2014 EPA’s Citizen’s Guide - Vapor Intrusion Mitigation
#211 - May 12, 2014 EPA’s Citizen’s Guide - Activated Carbon Treatment
#210 - January 28, 2014 EPA’s Citizen’s Guide - In Situ Chemical Reduction
#209 - January 22, 2014 EPA’s Citizen’s Guide - Fracturing for Site Cleanup
#208 - January 14, 2014 EPA’s Citizen’s Guide - Vertical Engineered Barriers
#207 - January 6, 2014 EPA’s Citizen’s Guide - Permeable Reactive Barriers
#206 - December 31, 2013 EPA’s Citizen’s Guide - In Situ Chemical Oxidation
#205 - October 1, 2013 The Ultimate Solution to Petroleum Spills
#204 - June 6, 2013 The Elephant Whisperer
#203 - March 12 2013 EPA’s Citizen’s Guide - Greener Cleanups
#202 - February 14 2013 EPA’s Citizen’s Guide - Soil Vapor Extraction and Air Sparging
#201 - January 14 2013 EPA’s Citizen’s Guide - Bioremediation
#200 - January 5, 2013 The EPA's Citizen's Guide to Cleanup Technologies
#199 - December 17, 2012 There’s Life in the Pits
#198 - November 27, 2012 Flow-through Barriers
#197 - November 12, 2012 On the Removal of Chlorinated Solvents from Groundwater Aquifers
#195 - February 3, 2012 Taking open-ended contamination cases to CLOSURE
#194 - January 10, 2012 Vapor Intrusion-Mitigation
#190 - October 6, 2011 Deeper than Skin
Special Newsletter - March 15, 2011 Course Information: Sustainable Remediation Methods
Special - Novenber, 4 2010 Environmental Stability and the California UST Cleanup Fund
#115 - Reissued October, 5 2010 The California Underground Storage Tank Cleanup Fund
#72 - Reissued June 25 2010 How to Find Buried Objects: Metal Detection
#188 - Reissued May 12, 2010 Combustion of Fossil Fuel - A Global Impact An Opposing View
#101 - Reissued February 3, 2010 Env. Investigations in Dry Cleaning Operations
#134 - Reissued August 12, 2009 California State Water Resources Control Board
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