Porcupine Slide Decision Support Page

Porcupine Slide Decision Support Page

The Riverton Forecast Office  has established a Decision Support page to provide environmental information for the Porcupine Slide area along the Greys River. Included are current forecasts and observations for the area.

Following is the link for the page

https://www.weather.gov/riw/PorcupineSlideDSS

Of particular interest are two river gauges both above and below the slide.

Greys River Gauge above Porcupine Slide March 28 2018

 

Greys River gauge below Porcupine Slide March 28 2018

In addition there is also a river gauge located at the mouth of the Greys where it enters the Snake River

Greys River Gauge at Snake River March 28 2018

 

ON MARCH 9TH AN  AERIAL VIDEO OF THE PORCUPINE CREEK LANDSLIDE ALONG THE GREYS RIVER IN THE BRIDGER-TETON NATIONAL FOREST  WAS PROVIDED BY CONTOUR AERIALS.

Following is the link to the full drone flight over the slide area

https://youtu.be/XQitMR8iwQ0

From the drone flight are a series of photos which follow:

Top of Slide

 

Slide impact on mountain side
Foot of slide
Upstream of slide showing backup effects on the river
Slide constricting flow of the river