Videos

This video shows the process of taking a stream flow measurement using a bridge crane and current meter.

RM Files Management Training 2014 - webex converted to mp4 for training purposes

Basic Records Management Training 2014 - webex converted to mp4 for training purposes

Records Management Disposition Training 2014 - webex converted to mp4 for training purposes

Permanent Site: J1 East Transect; Depth: 9.1 Meters (30.0 Feet); Distance from river mouth: 6.7 Kilometers (4.1 Miles) east; Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.13607725,-123.47935008; Site Description: This site is medium depth. Substrates is mainly a gravel/sand mixture. Seaweed density is still greatly decreased.

Permanent Site: E2 West Transect; Depth: 14.6 Meters (48 Feet); Distance from river mouth: 0.9 Kilometers (0.5 Miles) east; Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.15653002, -123.56197605; Site Description: This is one of our deeper sites. Substrate is mainly gravel/cobble with scattered boulders. Seaweed is absent.

Permanent Site: E2 East Transect; Depth: 14.8 Meters (48.5 Feet); Distance from river mouth: 0.9 Kilometers (0.5 Miles) east; Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.15653002,-123.56130401; Site Description: This is one of our deeper sites. Substrate is mainly gravel/cobble with an occasional boulder. Seaweed is absent.

Permanent Site: K1 West Transect; Depth: 6.1 Meters (20.0 Feet); Distance from river mouth: 4.5 Kilometers (2.8 Miles) east; Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.13592923,-123.51082988; Site Description: This is a shallow site. Sediment is a gravel/sand mixture.

Permanent Site: F1 East Transect; Depth: 6.6 Meters (21.5 Feet); Distance from river mouth: 1.3 Kilometers (0.8 Miles) east; Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.15292999, -123.55011402; Site Description: This is a shallow site that is actively being buried. Substrate has converted from gravel/cobble to all sand.

Permanent Site: F1 West Transect; Depth: 6.6 Meters (21.6 Feet); Distance from river mouth: 1.3 Kilometers (0.8 Miles) east; Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.15292999, -123.55078602; Site Description: This video is a good example of a site that is actively being covered in sandy sediment from the dam removals.

Permanent Control Site: GP2 East Transect; Depth: 13.5 Meters (44.4 Feet); Distance from river mouth: 18.8 Kilometers (11.7 Miles) east; Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.12781102,-123.31645664; Site Description: This site was established as the eastern control. Substrate is mainly a gravel sand mixture.

Permanent Control Site: GP1 East Transect; Depth: 7.7 Meters (25.1 Feet); Distance from river mouth: 19.0 Kilometers (11.8 Miles) east; Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.11852521,-123.31538047; Site Description: This site was established as the eastern control. Depth is medium-shallow.

Permanent Control Site: GP1 West Transect; Depth: 7.4 Meters (24.2 Feet); Distance from river mouth: 19.0 Kilometers (11.8 Miles) east; Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.11852521,-123.31605203; Site Description: This site was established as the eastern control. Depth is medium-shallow.

Permanent Control Site: GP2 West Transect; Depth: 12.7 Meters (41.6 Feet); Distance from river mouth: 18.8 Kilometers (11.6 Miles) east; Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.12781102,-123.31712832; Site Description: This site was established as the eastern control. Substrate is mainly a gravel/sand/cobble mixture surrounding boulders.

The USGS and its cooperators have installed debris-flow monitoring equipment in the largest drainage basin at Chalk Cliffs, CO. Data collection at this site supports research on the hydrologic factors that control debris-flow initiation, entrainment, and flow dynamics.

Cooling relief and nebulous forecasts for northern California

by Alicia Torregrosa, USGS Physical Scientist

Permanent Site: C2 East Transect; Depth: 16.3 Meters (Feet 53.6); Distance from river mouth: 0.7 Kilometers (0.4 Miles); Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.147841,-123.57596074; Site Description: One of our deepest sites. Substrate is all muddy sand. Seaweed is absent. Woody debris is seen (0:05 0:28, 1:52 seconds).

Permanent Site: C1 West Transect; Depth: Meters (Feet); Distance from river mouth: 0.7 Kilometers (0.4 Miles); Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.14525225,-123.57361291; Site Description: Substrate is entirely sand. All seaweeds are absent. Fragments of drift seaweed and eelgrass are seen throughout entire video.

Permanent Site: C1 East Transect; Depth: Meters (Feet); Distance from river mouth: 0.7 Kilometers (0.4 Miles); Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.14525225,-123.57294101; Site Description: Substrate is entirely sand. All seaweeds are absent. Fragments of drift seaweed and eelgrass are seen throughout entire video.

Permanent Site: H1 West Transect; Depth: 5.7 Meters (Feet 18.7); Distance from river mouth: 2.4 Kilometers (1.5 Miles) east; Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.14803012,-123.53535558; Site Description: This is a shallow site and one of the farthest removed from the effects of the sediment plume outside of the control sites.

Permanent Site: C2 West Transect; Depth: 16.8 Meters (Feet 55.2); Distance from river mouth: 0.7 Kilometers (0.5 Miles); Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.147841,-123.57663268; Site Description: One of our deepest sites. Substrate is all muddy sand. Seaweed is absent. Lots of woody debris is present (0:28, 1:52 seconds).