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 · Organic contaminant and volatile organic compound testing records
7269 pages · 520 documents — open this topic's documents →
Water quality testing and chemical analysis reports3258 pages · 148 documentsLaboratory analysis reports of water samples from NYC water systems, November 2001, testing for volatile organic compounds and contaminants. · Boxes DEP Box 62, DEP Box 61, DEP Box 19 · Click to open documentsChemical analysis reports from environmental testing2476 pages · 126 documentsLaboratory analysis reports documenting volatile organic compounds, PCBs, and other chemical substances detected in post-9/11 environmental samples. · Boxes DEP Box 61, DEP Box 62, DEP Box 19 · Click to open documentsEnvironmental laboratory analysis and chain of custody records1535 pages · 246 documentsSample collection, preservation, and chemical testing documentation including PCBs, phthalates, and volatile organic compounds. · Boxes DEP Box 62, DEP Box 61, DEP Box 19, DEP Box 58 · Click to open documents
Machine extraction can misread a scan. Check the source page. Stored confidence scores are extractor outputs, not a guarantee of accuracy; regex matches currently carry 1.00.