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Nonattainment Area - Nitrogen Dioxide (NO2 - 1971 Standard)
The Nonattainment Area - Nitrogen Dioxide (NO2-1971) dataset was updated on June 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of... -
Nonattainment Area - Particulate Matter - 2.5 Annual (2012 Standard)
The Nonattainment Area - Particulate Matter-2.5 (2012) dataset was updated on June 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of... -
Nonattainment Area - Particulate Matter - 2.5 Annual (1997 Standard)
The Nonattainment Area - Particulate Matter-2.5 Annual (1997) dataset was updated on June 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S.... -
DPS Non-Conforming Use Certificates
This dataset contains a list of DPS Non-Conforming Use Certificates. The term “non-conforming” applies to a land use which existed prior to the establishment of the zoning in a... -
Nonattainment Area - 1 hr Ozone (1979 Standard-Revoked)
The Nonattainment Area - 1 hr Ozone (1979) dataset was updated on June 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of Transportation... -
Nonattainment Area - 8 hr Ozone (2008 Standard)
The Nonattainment Area - 8 hr ozone (2008) dataset was updated on June 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S. Department of Transportation... -
Tips for Building a Social Media Presence
NYTD in Practice publications provide resources to help the NYTD workforce. Metadata-only record linking to the original dataset. Open original dataset below.