Discovery / map of subjects
Topic map
Page and document embeddings group records by subject. Region area represents pages; boxes and dates trace how a topic spreads across the collection. This is a map of subjects, never of people.
Machine-clustered topics and assignments, not a definitive index. Select a topic to zoom into its sub-topics, then a sub-topic to see its documents.
← Whole collection · HVAC systems and indoor air quality assessment after 9/11
19866 pages · 3519 documents — open this topic's documents →
HVAC cleaning and indoor air quality assessments for residential units6685 pages · 917 documentsPost-9/11 environmental testing, inspection protocols, and remediation work for heating and ventilation systems in lower Manhattan residential buildings. · Boxes DEP Box 05, DEP Box 11, DEP Box 43, DEP Box 03 · Click to open documentsVolatile organic compounds and indoor air quality testing near Ground Zero5793 pages · 775 documentsEnvironmental sampling and air quality assessments for VOCs, PAHs, PCBs and other contaminants in lower Manhattan following 9/11. · Boxes DEP Box 05, DEP Box 06, DEP Box 11, DEP Box 26 · Click to open documentsAir quality and particulate testing reports for schools2878 pages · 500 documentsEnvironmental sampling and microbial analysis records from NYC Department of Education facilities, 2002. · Boxes DEP Box 06 · Click to open documentsHVAC system cleaning and environmental testing at lower Manhattan addresses1745 pages · 117 documentsEPA-coordinated inspection, remediation scopes, and permits for heating, ventilation, and air handling systems at post-9/11 affected buildings. · Boxes DEP Box 05, DEP Box 46, DEP Box 54, DEP Box 55 · Click to open documentsPCB and dioxin testing reports for school facilities686 pages · 338 documentsEnvironmental testing and correspondence regarding polychlorinated biphenyls and dioxin contamination at New York City school buildings, 2002. · Boxes DEP Box 31, DEP Box 43 · Click to open documentsAmbient air sampling and environmental advisory reports671 pages · 335 documentsPost-9/11 environmental testing documentation including ambient air sample collection and analysis from lower Manhattan residential and commercial properties. · Boxes DEP Box 38 · Click to open documentsHVAC system costs and contractor services for World Trade Center659 pages · 207 documentsEstimates, contracts, and correspondence for heating, ventilation, and air conditioning system setup and maintenance following 9/11. · Boxes DEP Box 05, DEP Box 43, DEP Box 11, DEP Box 56 · Click to open documentsLead dust sampling reports for schools566 pages · 246 documentsWipe sampling test results for lead-in-dust contamination at NYC schools following 9/11. · Click to open documentsHydrocarbon and volatile organic compound testing reports183 pages · 84 documentsEnvironmental testing and analysis for hydrocarbons, solvents, and chemical contaminants at NYC school facilities post-9/11. · Click to open documents
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