PAHs near pavement sealed or not sealed with coal-tar sealant
By Water Resources Mission Area
April 2016 (approx.)
Detailed Description
Concentrations of polycyclic aromatic hydrocarbons (PAHs) in settings near pavement sealed with coal-tar-based sealants were substantially higher than concentrations in settings where coal-tar sealant was not used.
Sources/Usage
Public Domain.
Coal-tar-based pavement sealcoat—Potential concerns for human health and aquatic life
USGS Fact Sheet 2016-3017, p. 5