and Toxics Targeting this week posted an online map that pinpoints more than 12,000 toxic dumps, leaking tanks and pollution discharges throughout New York City’s five boroughs. Real estate buyers can screen individual parcels for selected toxic sites that can reduce property value, impose clean up liability, or restrict property use.

The map can be viewed at:

Ryan Slack,’s chief executive officer, said, “Purchasers of contaminated property can be held liable for costly cleanup so they should always conduct due diligence for environmental hazards. Prospective real estate investors will find this … toxic site map invaluable.”

Toxics Targeting used the city’s tax parcel map to locate toxic sites reported by local, state, and federal authorities. “This is the most detailed toxic site map ever made publicly available for New York City,” said Walter Hang, Toxics Targeting’s president. “Real estate investors can zoom in on individual parcels to see selected toxic sites.”

Toxics Targeting specializes in mapping and profiling nearly 1 million toxic sites in New York and New Jersey. The company provides environmental database reports to property buyers, engineers, consultants, attorneys, drinking-water suppliers and municipalities.

Toxic Targeting offers a report service that maps and profiles up to 19 toxic site categories on or around any specific address. Prospective buyers can use the reports to conduct property due diligence or Phase I environmental site assessments required by mortgage lenders. Toxics Targeting reports can be ordered at PropertyShark’s Web site., created in 2002, is a compilation of data on foreclosures and foreclosure analysis, sales listings and trends, building information, building photos and advanced mapping and trending technologies that highlight real estate trends in New York City up to six months to a year in advance.


Send tips or a Letter to the Editor to or call (510) 658-9252, ext. 137.

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