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 · Chemical and volatile organic compound testing records
9312 pages · 1070 documents — open this topic's documents →
Drinking water quality testing and analysis reports5738 pages · 275 documentsChemical analysis reports from NYC DEP laboratories documenting volatile organic compounds and contaminants in municipal water supplies following September 2001. · Boxes DEP Box 62, DEP Box 61, DEP Box 19 · Click to open documentsEnvironmental laboratory testing and chain of custody records1492 pages · 237 documentsSample analysis documentation and testing protocols for chemical contaminants including PCBs and volatile organic compounds. · Boxes DEP Box 62, DEP Box 61, DEP Box 19, DEP Box 58 · Click to open documentsPCB and volatile organic compound testing reports1203 pages · 139 documentsIndustrial hygiene environmental testing and analytical results for chemical contamination at lower Manhattan sites, 2002–2003. · Boxes DEP Box 31, DEP Box 35, DEP Box 38, DEP Box 53 · Click to open documentsIndustrial hygiene environmental testing and analytical services507 pages · 309 documentsEnvironmental testing reports and analytical services documentation for post-9/11 air quality and contamination assessment. · Click to open documentsDioxin and polychlorinated biphenyl laboratory analysis reports372 pages · 110 documentsLaboratory testing and chemical analysis reports for dioxin and PCB contamination, including analytical methods, sample matrices, and quantitative results. · Click to open documents
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