Clark's Bay Day Use Area on Hauser Lake offers a quarter-mile manicured beach with a small boat launch suitable for kayaks, fishing boats, and jet skis (shallow ramp limits larger watercraft).

The facility features paved parking (50 spaces), vault toilets, potable water, picnic tables, pavilions, and a network of non-motorized trails for biking and hiking, with convenient access just 15 minutes from Helena. Open daily 9 a. m. to 9 p. m.

, May 1 through early October, with a $5 daily vehicle fee.