Slide 1MARCELLUS OVERVIEW Amy Bergdale US EPA, R3, OMA, Freshwater Biology Team [email protected] Slide 2 SourceTCF Barnett Shale - TX2.1 - 30 Anadarko Basin – TX to…

Slide 1Measurement Overview Units of Measure Sampling Methods –Measurement Duration What the Lab Sees Slide 2 Units of Measurement Radon is measured in pCi/L. Radon Decay…

Slide 1A Brief History of Radon 1879xs lung cancer rate among underground miners 1896Henri Becquerel discovers natural radioactivity 1924link between radon and lung cancer…

Slide 1State of Alabama Drinking Water Update October 2005 Dennis Harrison Ground Section Chief Slide 2 Katrina Update Slide 3 Slide 4 Slide 5 Slide 6 Slide 7 Slide 8 Slide…

Slide 1Lesson 3 How does radon enter a home? Slide 2 Slide 3-1 Predicted average indoor radon levels (U.S.) This map cannot be used to determine the radon level of a particular…

Slide 1 Lesson 4 What are the units for measuring radon? Slide 2 Slide 4-1 Radioactivity units Picocuries (pCi) Measures Activity (radioactive decays/second) 1 picocurie…

Slide 1 Fundamentals of Radium and Uranium Removal from Drinking Water Supplies Dennis Clifford University of Houston Slide 2 Important Radium Isotopes Radium Isotope Half…