MTBE in Groundwater in JARRETTSVILLE, Md

wbaltv.com — 70 ppb!! Thats it?? Many sites in California have concentrations greatet than 1,000 ppb. 70ppb is nothing... although if you have your own drinking water well near a 70ppb MTBE plume you certainly may notice it. May 5, 2007 View in Crawl 4