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The Baltimore/Washington International Thurgood Marshall Airport (BWI Marshall) 2020 Airport Noise Zone (ANZ), incorporated by reference within COMAR 11.03.01.01-1B(5) and displayed …

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Jan 17, 2023 · The amendments to the AIOD map adopted January 17, 2023, affect approximately 59,000 properties around and near Dulles Airport, including those removed from …

The Airport Impact Overlay District boundaries shall be based on the 60dB and 65dB Loudness Day Night (LDN) noise contours and a one-mile buffer that extends beyond the 60dB LDN …

The Loudness Day Night (LDN) layer shows the Ldn 60, Ldn 65 (decibel) & Ldn 60 1 Mile Buffer noise contours for Washington-Dulles International Airport and the Leesburg Municipal Airport …

Since 1974, the DoD [Department of Defense] has been using Day-Night Average Sound Level (Ldn) noise descriptor. As a minimum, contours for Ldn 65, 70, 75, and 80 are plotted on maps …

It addresses the full set of LDN entry points in the ILUP-ILM cycle, offering spatial maps and statistics on current and past degradation. Users can anticipate future degradation risks and …

Global gridded maps for land use, soil organic carbon and socio-ecological indices. Visual and quantitative representations of LD gains and losses.

• Stakeholders, either individually or in a group, draw a map of discussed geographic unit containing boundaries and important features, e.g., roads, rivers, towns and property …