Possible pollutants near Ground Zero
The Environmental Protection Agency says toxins in the outdoor air near the World Trade Center site since Sept, 11 gen
erally have not exceeded federal standards. However, many residents say they believe that more testing needs to be
done, particularly indoors. Some of the pollutants found in the area and possible health effects of long-term exposure;
Substance Source Health risks The debate
Asbestos Used in insulation and Long-term exposure can Of 5.559 EPA outdoor air samples taken. 31 were
floor tile at the World cause lung cancer and above federal standards; only four of those were
Trade Center other cancers. taken after Sept 30. But private tests found high
levels inside buildings.
Benzene Found in jet fuel, plastics Long-term exposure can Air samples away from Ground Zero have been
and many other products, cause anemia and leuke below ERAS screening level.
mia.
Lead Found in old paint; also re- Long-term exposure can City health officials say levels are no higher than
leased by burning debris, cause neurologicai dam normal in New York City dust. Of283 samples.
age. five were above federal standard.
PCBs Coolants and lubricants Lone-1•term exposure All samples tested below EPA levels that require
used until the late 1970s mightccause cancer removal.
in elearical equipment
and fluorescent lights.
PBDEs A flame retardant used in Long-term health effects EPA did not sample for this chemical because
upholstery, plastics and unclean There is concern there is no benchmark. One form of PBDEs will
computers. it may cause learning and be banned next year in Europe.
memory loss in children.
Mercury Used in thermostats, fluo- Can cause birth defects, EPA found levels to be either insignificant or un
rescent lamps and com neurological damage. detectable. But eight Port Authority workers had
puters; emined by most elevated levels in their blood; six returned to
power plants. normal after being reassigned.
• Dioxins Particles released during Long-term exposure Of230 samples, four were higher than federal
burning of fuel and other might cause cancer and sundards.
materiSs. reproductive problems.
Sotrco: EPA; USA TODAY meirch
NYC-WTC_000141739
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000141739Source: NYC Law Department, mirrored locally
Joint announcement of a comprehensive plan by the EPA and city partners to address indoor air quality concerns in residential units south of Canal Street.