Exactly, it seems there were only 4 samples collected, we can’t draw any conclusions on 4 samples and hence cannot in any way say if residents are safe or not. A sampling grid needs to be set to cover the entire impacted area, including below the plume trajectory and systematic samples need to be collected to validate the concentrations over the entire are.
NorthernPuppieEater t1_jcn4msn wrote
Reply to comment by sirpoopingpooper in Levels of carcinogenic chemical near Ohio derailment site far above safe limit by Additional-Force-795
Exactly, it seems there were only 4 samples collected, we can’t draw any conclusions on 4 samples and hence cannot in any way say if residents are safe or not. A sampling grid needs to be set to cover the entire impacted area, including below the plume trajectory and systematic samples need to be collected to validate the concentrations over the entire are.