The order the City kept.

NYC-WTC_000039286

Department of Environmental Protection site log sheet for the World Trade Center area covering March and April 2002.

NYC-WTC_000039287

Fragmented document header from the Department of Environmental Protection archive covering March to April 2002.

NYC-WTC_000039288 – NYC-WTC_000039295

Laboratory report detailing GCMS analysis of sample AE06303 conducted on April 10, 2002.

NYC-WTC_000039296 – NYC-WTC_000039299

Calibration report for Method 508 GC/MS analysis performed on April 9, 2002, listing internal standards.

NYC-WTC_000039300 – NYC-WTC_000039302

Calibration report for Method 508 GC/MS analysis performed on April 10, 2002, listing internal standards.

NYC-WTC_000039303 – NYC-WTC_000039305

Calibration report for Method 508 GC/MS analysis performed on April 10, 2002, listing internal standards.

NYC-WTC_000039306 – NYC-WTC_000039311

Calibration report for Method 508 GC/MS analysis performed on April 10, 2002, listing internal standards.

NYC-WTC_000039312 – NYC-WTC_000039314

Calibration report for Method 508 GC/MS analysis performed on April 10, 2002, listing internal standards.

NYC-WTC_000039315 – NYC-WTC_000039319

Calibration report for Method 508 GC/MS analysis performed on April 10, 2002, listing internal standards.

NYC-WTC_000039320 – NYC-WTC_000039322

Laboratory report documenting GCMS reference analysis of sample AE06303 conducted on April 9, 2002.

NYC-WTC_000039323 – NYC-WTC_000039331

Laboratory report documenting GCMS blank analysis of sample AE06303 conducted on April 10, 2002.

NYC-WTC_000039332 – NYC-WTC_000039341

Laboratory report documenting GCMS analysis of sample AE06303 conducted on April 17, 2002.

NYC-WTC_000039342 – NYC-WTC_000039352

Laboratory report documenting GCMS analysis of sample AE06304 conducted on April 17, 2002.

NYC-WTC_000039353 – NYC-WTC_000039362

Laboratory report documenting GCMS analysis of sample AE06305 conducted on April 17, 2002.

NYC-WTC_000039363 – NYC-WTC_000039372

Laboratory report documenting GCMS analysis of sample AE06306 conducted on April 18, 2002.

NYC-WTC_000039373 – NYC-WTC_000039383

Laboratory report documenting GCMS analysis of sample AE06307 conducted on April 18, 2002.

NYC-WTC_000039384 – NYC-WTC_000039391

Laboratory report documenting GCMS analysis of sample AE06308 conducted on April 18, 2002.

NYC-WTC_000039392 – NYC-WTC_000039404

Gas chromatography-mass spectrometry analytical results for environmental sample AE06334, showing unknown compounds and surrogate recovery of 107% on 04/18/2002.

NYC-WTC_000039405 – NYC-WTC_000039416

Laboratory report documenting GCMS analysis of sample AE06335 conducted on April 18, 2002.

NYC-WTC_000039417 – NYC-WTC_000039425

Laboratory report documenting GCMS analysis of sample AE06333 conducted on April 18, 2002.

NYC-WTC_000039426 – NYC-WTC_000039436

Laboratory report documenting GCMS analysis of sample AE06336 conducted on April 18, 2002.