Snohomish Estuary LiDAR and Orthophotos for Restoration Monitoring

LiDAR and RGB orthophotos from 2009 cover the entire Snohomish River estuary. The dataset supports comprehensive abiotic and biotic monitoring of the Qwuloolt estuarine levee breach restoration at a 150-hectare site. It was published by the National Oceanic and Atmospheric Administration, Department of Commerce.

Use Cases

• Analyze landform and hydrology changes based on pre- and post-breach LiDAR data mentioned in the description
• Monitor vegetation and habitat recovery based on RGB orthophotos mentioned in the description
• Assess restoration impacts on biotic attributes like fish and bird populations based on monitoring framework described

Strengths

• Covers a 150-hectare restoration site, providing a defined spatial scope.
• Includes both LiDAR and RGB orthophoto data for multi-modal remote sensing analysis.
• Supports pre- and post-breach comparisons for restoration impact assessment.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and dataset size are unknown, which may limit suitability assessment.
• Data is from 2009; temporal coverage is limited to a single year.

Provenance

Source

National Oceanic and Atmospheric Administration, Department of Commerce

Collection Method

Likely collected via aerial LiDAR and photogrammetric surveys.

Time Range

2009

Freshness

Last updated 2026-03-14 22:53:19.453862; freshness should be verified.

Geography

Snohomish River estuary, specifically the Qwuloolt restoration site.