Filters: Tags: LYONS (X) > Date Range: {"choice":"year"} (X)

Filters Date Types (for Date Range) Contacts Steven Sobieszczyk U.S. Geological Survey Oregon Water Science Center Water Resources Categories pre-SM502.8 (1) Tag Types Theme (2) Place (2) Harvest Set (2) Tag Schemes Geographic Names Information System (2) USGS Thesaurus (2) ISO 19115 Topic Category (2) View Results as: JSON ATOM CSV

Hydrography for the Little North Santiam River Basin, Oregon These data were released prior to the October 1, 2016 effective date for the USGS’s policy dictating the review, approval, and release of scientific data as referenced in USGS Survey Manual Chapter 502.8 Fundamental Science Practices: Review and Approval of Scientific Data for Release. LiDAR-derived (hydrography) stream network. Tags: Elkhorn, LiDAR, Little North Santiam River, Lyons, Marion County, All tags... Mehama, NSDI, Oregon, USGS Science Data Catalog (SDC), environment, geoscientificInformation, gullies, hydrography, inlandWaters, inlandWaters, rivers, streams, Fewer tags Timber Harvest Change in the Little North Santiam River Basin, Oregon, 1995 to 2009 These data were released prior to the October 1, 2016 effective date for the USGS’s policy dictating the review, approval, and release of scientific data as referenced in USGS Survey Manual Chapter 502.8 Fundamental Science Practices: Review and Approval of Scientific Data for Release. Using available aerial photos from approximately a 15-year period, changes in timber harvest were mapped in the Little North Santiam River Basin, Oregon. Timber harvest plots as seen on digital orthophotos from 1995, 2000, 2005, and 2009 were digitized and attributed based on harvest type or purpose: clearcut, thinning, or development. Categories: pre-SM502.8; Tags: Elkhorn, Little North Santiam River, Lyons, Marion County, Mehama, All tags... NSDI, Oregon, USGS Science Data Catalog (SDC), clearcut, development, environment, geoscientificInformation, inlandWaters, inlandWaters, thinning, timber harvest, Fewer tags