Union Reservoir will shift to summer activity schedule on Friday, May 28, 2021.

• Swim beach hours are from 10 a.m. to 6 p.m. Monday through Thursday; 10 a.m. to 8 p.m. Friday through Sunday 
• Lifeguards will be present during swim beach hours.
• Information on day and seasonal passes can be found at https://bit.ly/union-fees-and-hours.
• Wakeless boating, windsurfing, paddle boarding, kayaking, and sailing are permitted on the Reservoir.  
• Picnicking is available for drop-in or through full and half day reservations. Shelter rental information and fees are available at https://bit.ly/union-fees-and-hours.
• Fishing is available. Fishing licenses are required and a fish cleaning station and handicapped accessible fishing pier is provided.
• The dog beach is open; dogs may be off-leash and swim in this designated area on the south side of the reservoir. Dogs must be leashed in all other areas of the park.
• COVID-19 capacity, distancing, and mask restrictions have been lifted for Union Reservoir based on guidance from Boulder County Public Health. 
• Camping is not permitted.

The reservoir can reach capacity between 9:30 a.m. and 3:00 p.m. on weekends, and the wait to enter the park can be up to two hours. Please plan your visit accordingly. 

Learn more about Union Reservoir at https://bit.ly/union-reservoir-longmont. Questions may be directed to the Union Reservoir ranger station at 303-772-1265.

Seasonal restrooms in all city parks are now open, but drinking fountains remain closed per recommendations from Boulder County Public Health.