Aerial Orthophoto Mosaic of the Delaware River from Marcus Hook to Philadelphia

NOAA's Integrated Ocean and Coastal Mapping initiative produced this ortho-rectified color mosaic. The source imagery was acquired on April 1, 2015, using an Applanix Digital Sensor System (DSS) from an aircraft. The final mosaic covers the Delaware River corridor from Marcus Hook to Philadelphia, Pennsylvania.

Use Cases

• Monitor shoreline erosion and accretion based on high-resolution coastal imagery.
• Map land use and infrastructure changes along the Delaware River corridor.
• Support nautical chart updates and coastal zone management planning.
• Create base maps for environmental impact assessments in the Philadelphia region.

Strengths

• Imagery was acquired with a high-resolution Applanix Digital Sensor System (DSS).
• Data is ortho-rectified, correcting for terrain displacement and sensor tilt.
• Produced by NOAA's National Geodetic Survey, a authoritative source for geospatial data.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data may reflect geographic and temporal bias inherent to a single aerial survey in 2015.

Provenance

Source

National Oceanic and Atmospheric Administration, Department of Commerce

Collection Method

Aerial imagery acquired via the NOAA Integrated Ocean and Coastal Mapping (IOCM) initiative.

Time Range

2015-04-01

Freshness

Last updated 2026-03-13 21:37:15.004956; freshness should be verified.

Geography

Delaware River, from Marcus Hook to Philadelphia, Pennsylvania, USA.