NYC-WTC_000176290
Draft report summarizing air monitoring data reported to the New York City Department of Health in September 2001.
10 shared non-person entities · similarity 0.978
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NYC-WTC_000208463
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NYC 9/11 Public Portal Document
DRAFT
Other Monitoring
Total Dust and Lead in ambient air: As reported by Union of Operating Engineers National Hazmat Program Sampling Data (collected 9/20/01); 5 air samples collected on heavy equipment operators working in the controlled zone. No lead detected. Maximum total dust was 3.2 mg/m3.
Interpretation: No immediate public or occupational health threat from lead exposure.
Particulate monitoring (PM 2.5)
Agency Date Location N samples N above Max Comment threshold * NYSDEC 9/21/01 Fresh Kills Landfill (Met) 24 samples 0 22.97 (continuous monitoring)
* Proposed National Ambient Air Quality Standard is d is 65 ug/m3 maximum for a 24 hour period and 15 ug/m3 annual arithmetic mean.
Interpretation; No immediate public or occupational health threat. (Personal air sampling pending.) Appropriate respiratory protection should continue to be worn.
Q H
So o o I o o co 4^ Draft: 9/24/01, 12:26 PM \EnvironmentalMonitoringUpdate_9_22.doc Page: 3 of 4 o
NYC-WTC_000208465
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NYC-WTC_000208465Source: NYC Law Department, mirrored locally
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Draft environmental monitoring report summarizing air sampling results from Fresh Kills Landfill in September 2001.
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Draft report summarizing air monitoring data reported to the New York City Department of Health in September 2001.
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Summary of lead air monitoring data collected in Lower Manhattan around the WTC site through January 2002, including detection percentages.
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Letter report detailing air sampling results for lead concentrations collected at P.S. 89M by ATC Associates for the New York City Board of Education.
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NYC-WTC_000176290
Draft report summarizing air monitoring data reported to the New York City Department of Health in September 2001.
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