Coal-Tar pavement Sealants
Local Information
On November 23, 2009, the Springfield-Greene County Environmental Advisory Board presented City Council with a letter regarding the Board’s concerns about the use of coal-tar based pavement sealants. The issue was referred to the City Council Community Involvement Committee for further consideration.
- Environmental Advisory Board Letter (pdf 457kb)
- City Letter to Local Sealant Businesses and Responses (pdf 1mb)
The following presentations have been made to the Community Involvement Committee:
- 12/16/09 - Todd Wagner, City of Springfield Principal Storm Water Engineer (pdf 713kb)
- 1/15/10 - Tom Ennis, City of Austin, Tx (pdf 4.36mb)
- 2/24/10 - Pavement Coatings Technology Council (pdf 9.72mb)
Local Stream Monitoring Data for PAHs:
- USGS 1999-2000 Study of Pearson and Wilsons Creeks
- Summary of Jones Branch Sediment Monitoring by MDNR (pdf 13k)
What are polycyclic aromatic hydrocarbons (PAHs)?
Potential human health impacts of PAHs
- CERCLA Priority List of Hazardous Substances
- U.S. Department of Health and Human Services 11th Report on Carcinogens
Potential environmental impacts of PAHs
(Some studies are available as abstracts only but can be accessed at the Missouri State University library)
- Nonadditive effects of PAHs on Early Vertebrate Development: mechanisms and implications for risk assessment (Toxicological Sciences, 2008)
- Perspective on Ecotoxicology of PAHs to Fish (Human and Ecological Risk Assessment: An International Journal, 2007)
- The Effects of Coal Tar Based Pavement Sealer on Amphibian Development and Metamorphosis (Ecotoxicology, 2006)
- Evaluation of Fish Early Life-Stage Toxicity Models of Chronic Embryonic Exposures to Complex Polycyclic Aromatic Hydrocarbon Mixtures (Toxicological Sciences, 2004)
- EPA Ecological Toxicity Information on PAHs
Pavement sealants as a source of PAHs
(Some studies are available as abstracts only but can be accessed at the Missouri State University library)
- Contamination of Stormwater Pond Sediments by Polycyclic Aromatic Hydrocarbons (PAHs) in Minnesota (Minnesota Pollution Control Agency, March 2010)
- Influence of Coal-Tar Sealcoat and Other Carbonaceous Materials on Polycyclic Aromatic Hydrocarbon Loading in an Urban Watershed (Environmental Science & Technology, 2010)
- Coal-Tar-Based Parking Lot Sealcoat: An Unrecognized Source of PAH to Settled House Dust (Environmental Science & Technology, 2010)
- PAHs Underfoot: Contaminated Dust from Coal-Tar Sealcoated Pavement is Widespread in the United States (Environmental Science & Technology, 2009)
- Occurence of PAHs Below Coal-Tar-Sealed Parking Lots and Effects on Stream Benthic Macroinvertebrate Communities (Journal of the North American Benthological Society, 2007)
- Parking Lot Sealcoat: A Major Source of Polycyclic Aromatic Hydrocarbons (PAHs) in Urban and Suburban Environments (United States Geological Survey, 2006)
- Parking Lot Sealcoat: An Unrecognized Source of Urban Polycyclic Aromatic Hydrocarbons (Environmental Science & Technology, 2005)
- Response to Comment on “Parking Lot Sealcoat:
An Unrecognized Source of Urban Polycyclic Aromatic Hydrocarbons” (Environmental Science & Technology, 2006)
What other communities/states have done
- Austin, Tx Coal-Tar Sealant Ban
- Dane County, Wisconsin Coal-Tar Sealant Ban
- Washington, D.C. Coal-Tar Sealant Ban
- State of Minnesota Coal-Tar Sealant Legislation
- Centerville, MN Coal-Tar Sealant Ban
- White Bear Lake, MN Coal-Tar Sealant Ban
- Circle Pines, MN Coal-Tar Sealant Ban
Alternative products
