The order the City kept.

NYC-WTC_000161961

Notice from the New York City Law Department instructing staff to preserve World Trade Center documents for potential legal proceedings.

NYC-WTC_000161962 – NYC-WTC_000161963

Memo regarding EPA plans to set up four air quality monitoring sites in lower Manhattan for a three-month study.

NYC-WTC_000161964 – NYC-WTC_000161973

Notice to NYC business community regarding procedures for reopening buildings south of 14th Street following 9/11.

NYC-WTC_000161974 – NYC-WTC_000161983

Internal DEP communication from September 21, 2001 with forwarded attachment regarding early post-9/11 agency coordination.

NYC-WTC_000161984 – NYC-WTC_000161985

DEP staff reports on EPA coordination of water and sediment sampling around the WTC site as part of monitoring efforts.

NYC-WTC_000162012 – NYC-WTC_000162014

Map showing pedestrian and access restrictions in WTC area as of September 26, 2001 for agency coordination.

NYC-WTC_000162025 – NYC-WTC_000162028

Report on asbestos air sampling at five locations borough-wide, showing levels below residential reoccupancy threshold except at Manhattan site requiring further fiber analysis.

NYC-WTC_000162029 – NYC-WTC_000162032

Coordination between DOH and DEP regarding revised protocols for vehicle interior cleaning related to WTC emergency response.

NYC-WTC_000162033 – NYC-WTC_000162036

Internal correspondence regarding WTC asbestos-related emergency procedures and response protocols.

NYC-WTC_000162037 – NYC-WTC_000162052

Memo requesting completion of FEMA forms for PS and OTPS costs related to the World Trade Center by October 23.

NYC-WTC_000162053 – NYC-WTC_000162058

Memo requesting completion of FEMA forms for PS and OTPS costs related to the World Trade Center by October 23.

NYC-WTC_000162059 – NYC-WTC_000162064

Request to develop agency responses to environmental concerns raised at planned WTC emergency rally.