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Available Master Samples

Explore the spatial domain of linear stream or area-based master samples by panning and zooming the map below. Select one of the master samples on the left to highlight it on the map. Click the master sample name to view its detailed design documentation.

Name
Sample Type
Showing 8 of 8 samples
Bonneville Reservoir Master Sample
Type: Area Master Sample
Source (Year Created): USGS (2012)
Sites: 134,346
Area: 120,912,481.570 m²
Bureau of Land Management Lotic
Type: Linear Master Sample
Source (Year Created): BLM (2015)
Sites: 67,033
Length: 33,516.500 km
Bureau of Land Management Terrestrial
Type: Linear Master Sample
Source (Year Created): BLM (2015)
Sites: 2,000,194
Length: 2,000,194.000 km
Columbia Basin Master Sample
Type: Linear Master Sample
Source (Year Created): EPA (2010)
Sites: 551,046
Length: 551,045.532 km
Lower Columbia
Type: Linear Master Sample
Source: Sitka
Sites: 141,653
Length: 70,837,136.000 m
Puget Sound UGA Shoreline
Type: Linear Master Sample
Source: Sitka
Sites: 22,797
Length: 44,647,028.000 m
The Dalles Reservoir Master Sample
Type: Area Master Sample
Source (Year Created): USGS (2012)
Sites: 73,376
Area: 66,038,588.910 m²
Washington Statewide Master Sample
Type: Linear Master Sample
Source (Year Created): EPA (2006)
Sites: 387,237
Length: 387,235.600 km