National Acid Deposition Site

a photo of a national Acid Deposition Site
The park's National Acid Deposition network site at Loch Vale. An employee or volunteer visits the site every Tuesday to remove the week's sample for analysis.

Photo courtesy of Lyle and Marlys Polson.

Last updated: March 31, 2012

Contact Info

Mailing Address:

1000 US Hwy 36
Estes Park, CO 80517

Phone:

970 586-1206
The Information Office is open year-round. During summer, the office is open from 8 am to 4 pm daily. During the winter season, the office is open from 8 am to 4 pm Monday - Friday, and from 8 am to noon on Saturdays and Sundays. For information on Trail Ridge Road, the recorded Trail Ridge Road status line is available 24 hours a day: (970) 586-1222.

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