• View from Sourdough Mountain Overlook  A view looking down onto Diablo Lake. Photo Credit: NPS/Michael Silverman, 2010.

    North Cascades

    National Park Washington

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  • Ross Dam Haul Road Repair (2014)

    A short segment of the Ross Dam Haul Road between the Diablo Lake trail suspension bridge and the tunnel remains closed to public use due to ongoing repair and rehab work on a portion originally damaged during a March 2010 landslide. More »

  • Notice of Planned Work - Cascade River Road (Fall 2014)

    The Cascade River Road will be closed from September 8 until late October 2014 to all public use (including foot, bicycle, and vehicle traffic) at the Eldorado gate (3 miles from road's terminus) in order to perform permanent road and culvert repairs. More »

Acoustic Monitoring Site: Colonial Campground

Acoustic monitoring station near Colonial Creek. Image Credit: NPS/NOCA
Acoustic monitoring station near Colonial Creek Campground.
NPS/NOCA
 

August 2009
In the midst of a busy campground, sounds of the highway and campers filled the air. Rare natural sounds such as the faint call of a spotted owl intermingle with the slamming of car doors and barking dogs.

Click each title to hear a sound recording. Click on "Sound Clips" in the navigation to return to the map.

 
 
 
 
Jet

Jet

 
 

Did You Know?

Long horned beetle

There are more insects in the Park than any other group of animals; in fact, 95% of all animal species on earth are insects. Take your time to explore the breathtaking world of butterflies, beetles, and bugs. More...