· Flatirons

Erie Lake and Thomas Reservoir

Aliases: Erie Reservoir, Thomas Reservoir

These small lakes are best known as places to find gulls in the colder months, when the water is partly frozen. They can also attract ducks and other waterbirds, and rarities have been found in the area; Erie Reservoir even once boasted a Yellow-billed Loon.

County: Boulder

Directions: From Denver: head west toward Boulder on US Hwy 36. Exit CO 121/US Hwy 287 in Broomfield and head 7 miles north to Arapahoe Rd. Erie Reservoir is 0.25 miles north on US Hwy 287; the parking lot is on the east side. Thomas Reservoir is located at 119th and Austin Ave and the parking lot is on the south side of Austin Ave, just east of 119th.

Dates of Access: Open all year
Hours: Daylight hours
Ownership: Municipal
Admission: Free

Restrictions: Beware of traffic and no parking zones. Please respect private property.

Parking: Parking lots at Erie and Thomas Reservoirs
Lodging: Hotels in Boulder or Broomfield

Handicapped: Yes
Handicapped Access: ADA accessible trails and amenities at Erie and Thomas Reservoir; ADA fishing pier at Erie Lake

Latitude: 40.019403
Longitude: -105.102454

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