17th National Radon Conference 2007 International Radon Symposium Sept 9-12,2007 PJalbert/IED Philip P. Jalbert Radon Team Leader Indoor Environments Division.

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17th National Radon Conference 2007 International Radon Symposium Sept 9-12,2007 PJalbert/IED Philip P. Jalbert Radon Team Leader Indoor Environments Division U.S. Environmental Protection Agency , Building Momentum, Doubling Results Tuesday, September 11 th

17th National Radon Conference 2007 International Radon Symposium Sept 9-12,2007 PJalbert/IED Example of a State Goal 1,160 lives as risk 1,542 Mitigations : 1 life saved {1,788,720} 5,292 RRNC : 1 life saved {6,138,720} Illinois 1-10

17th National Radon Conference 2007 International Radon Symposium Sept 9-12,2007 PJalbert/IED Estimate of State Radon-related Lung Cancer Deaths 21,385 {National EPA State Risk Estimates, 2007, Draft} 21,100 {National EPA Risk Assessment, 2003} Factors/data needed for the calculation: (1) Estimated average radon level for Zone 1, 2 & 3 (2) Estimated average radon level for each State {QAd comparing LBNL High Radon Project to EPA NRRS} (3) State Lung Cancer Death Rates {U.S. - Radon 13.5%} (4) Population Distribution by Zone and State 1-11

17th National Radon Conference 2007 International Radon Symposium Sept 9-12,2007 PJalbert/IED R-Square=.616 Average State Radon Levels: LBNL vs. EPA (48 States & DC) EPA LBNL 1-12

17th National Radon Conference 2007 International Radon Symposium Sept 9-12,2007 PJalbert/IED Not Included : PR, GU, VI, HI, AK EPALBNL Average State Radon Levels 1-13

17th National Radon Conference 2007 International Radon Symposium Sept 9-12,2007 PJalbert/IED R-Square=.754 (5 Outlier States Deleted) EPA LBNL Average State Radon Levels: LBNL vs. EPA 1-14

17th National Radon Conference 2007 International Radon Symposium Sept 9-12,2007 PJalbert/IED For each State (S) : Where: RD = Lung cancer deaths due to radon exposure in homes RL = Average Radon Level LCR = Lung cancer rate per 100,000 person years P = Population = Percent lung cancer attributable to radon exposure (13.5%) Estimate of State Radon-related Lung Cancer Deaths 1-15

17th National Radon Conference 2007 International Radon Symposium Sept 9-12,2007 PJalbert/IED Annual Radon-related Lung Cancer Deaths State Ratio of lives saved to mitigation/RRNC 1,542:1 Mitigation; 5,292:1 RRNC 1-16

17th National Radon Conference 2007 International Radon Symposium Sept 9-12,2007 PJalbert/IED Annual Radon-related Lung Cancer Deaths State Ratio of lives saved to mitigation/RRNC 1,542:1 Mitigation; 5,292:1 RRNC 1-17