[0]https://www.epa.gov/sites/production/files/2015-09/ucmr-3-oc...
for pwsid in $(grep 48103 UCMR3_ZipCodes.txt | cut -f 1);do for fid in $(grep $pwsid UCMR3_All.txt | cut -f 4);do grep $fid UCMR3_DRT.txt | cut -f 6;done;done | sort | uniq
p.s. every zip code i've tried has a bunch of findings. anyone have a zip code without one?
I updated the bash line to include filtering on "=". From reading other comments, "which means at or above minimum reporting level". But more importantly, the line I had was reporting the "Disinfectant Type" not the "Contaminant"!
If you're feeling really charitable, I'll pay it forward and second another comment: send the donation to EFF.
for pwsid in $(grep 48103 UCMR3_ZipCodes.txt | cut -f 1);do grep $pwsid UCMR3_All.txt | cut -f 14,17 | grep =;done | sort | uniq
it's ugly. If I get a chance later, I'll throw some styles on it to make it easier to read.
The best you can do, in the end, is to avoid paranoia or panic and just aim for some systematic detection, mitigation and prevention processes in your household. With a little luck and a good system, you cheat death or disability, temporarily. You cannot create an ironclad guarantee of safety, but there are many things that you can do something about.