The Wicomico County community of Doe Run near Salisbury has been found to have contaminated wells.
Health Department officials say 8 of them contained low levels of 1.2 dichloropropane.
This is the second contamination incident but officials say it is not connected to the TCE that was found in the Morris Mill community.
WBOC reports that 19 homes were tested most of them in Doe run with 8 coming up positive.
The county health department is set to test more wells in the neighborhood.
So far, there is no source for the chemical.