An event production company has opened registration for a fall marathon and a summer half marathon at the Boulder Reservoir to replace the twice-cancelled Boulder Marathon, but the permits for the ...

As part of a Northern Water-led maintenance project, about 80% of the normal surface area will be drained from Boulder Reservoir, popular with boaters and watercraft users.

The Boulder Reservoir swim area is closed at least until noon Wednesday because of high levels of bacteria found in the water. Wildlife activity may be the reason for the elevated bacteria levels ...

Hundreds of participants gather at the Boulder Reservoir on Jan. 1, 2015, to brave the frigid waters in the 2015 Boulder Polar Plunge, all to benefit the Boulder County AIDS Project. In the 32nd ...

BOULDER, Colo. — A bit of bad luck and bad timing has hit the Boulder Reservoir as the swim area will be closed through Monday. The swim beach has been closed since Thursday because of elevat… ...

BOULDER, Colo. — Starting Sept. 1 and lasting until March 2021, crews will drain Boulder Reservoir and limit access to perform required maintenance work that usually happens every five to 10 years.

Rowing clubs that use Boulder Reservoir successfully lobbied the city to reduce a rental rate hike for their early morning practice times, saying the initial increase was so high it threatened to d… ...

Poison in our drinking water? The other morning I found myself praying for our planet, but primarily for our precious, life sustaining water. In the spring, the City of Boulder and the Northern ...