Stage 1 Fire Restrictions, effective Aug. 12, 2025, for unincorporated western Boulder County.

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Parks & Open Space Advisory Committee (POSAC) Site Visit

The Boulder County Parks & Open Space Advisory Committee (POSAC) will attend a site visit on Saturday, July 20, starting at 8 a.m. This trip will take approximately 2.5 hours. This is a Rocky Mountain Greenway Trail overview and Coalton Trail bike ride. The purpose of the field trip is to provide POSAC members with information about the Rocky Mountain Greenway Trail and its connection into Boulder County via the Coalton rail. This trip is appropriate for those ages 13 and up. Space is limited. Members of the public wishing to accompany committee members on the site visit will need to register to attend. This site visit will not provide an opportunity for formal public comment. The tour is informational only and POSAC will not vote on matters related to this item.

Assay Office Museum Open House

Assay Office Museum 6352 Fourmile Canyon Dr, Boulder

Stop by the unique Assay Office Museum on this open house day. Learn about assaying, hard rock mining, and the families in the area long ago. Registration not required.

Nepali Jatra in downtown Longmont

Staff from Boulder County will host information tables at this year's Nepali Jatra in Longmont on Saturday, July 20, 5 to 7 p.m. in Longmont. Nepali Jatra is a showcase of rich Nepali culture and heritage and an opportunity to learn about a centuries-old tradition that is still practiced today. The Nepali Jatra features Lakhey dance with live traditional music. Enjoy cultural dance performances from multiple ethnic groups and their costumes, exhibits, Nepal crafts, and more. For more information, visit: https://www.nepalijatra.org/

Crepuscular Wildlife

Heil Valley Ranch - Wapiti Trailhead 1188 Geer Canyon Rd., Boulder

Join us as dusk descends and witness the magic of crepuscular wildlife! We'll explore the fascinating world of mountain lions, graceful mule deer, booming nighthawks, and dazzling moths as they come alive after dark. Learn how these animals have adapted to thrive in the twilight hours. This program is perfect for nature enthusiasts of all ages! Registration for most programs begins on the 20th of the month before the event. Registration required. Register Registration is required through Discover Boulder County, Parks & Open Space’s volunteer and event registration system. If you’re new to the system, you'll need to create an account. But it’s easy and we only use your contact information to communicate about events you register for. We will never sell or give your information to a third party.