Chris Lutes

vapor intrusion indicators tracers and surrogates chlorinated solvents subslab depressurization radon indoor air temporal variability indianapolis duplex study mitigation passive sampling federalism guidance temperature economics equilibrium partitioning analysis bulk soil soil gas dod industrial building quantitative decision framework industrial buildings indoor air sampling engineering issue paper sampling timing itrc epa ust petroleum vapor intrusion refineries fence line monitoring benzene statement risk management framework harmonization screening level industrial hygiene states sampling strategies indicators buildings climate design commercial differential pressure vocs external soil gas sampling soil moisture snow rain precipitation sewer preferential pathways large plume rapid delineation hapsite soil vapor sampling meterology ssd sve soil vapor extraction cost