
challenging
3–6 hours
Good physical fitness needed due to continuous paddling, balance, and potential cold water exposure.
The Numbers section of the Arkansas River near Buena Vista offers some of Colorado’s most technical and demanding whitewater rafting. Navigate six miles of Class III-IV rapids framed by towering peaks and cottonwood-lined banks in this full-day river challenge.
The Arkansas River cuts a jagged path through Colorado’s Collegiate Peaks, daring rafters to test their mettle on its relentless currents. The Numbers section, just south of Buena Vista, is where water doesn’t simply flow—it challenges every stroke and command. Here, the river coils and churns, pushing seasoned paddlers and confident beginners alike through six miles of rapid-fire rapids that demand precision and teamwork.

Choose durable river shoes with good grip to prevent slips on wet rocks and riverbanks.
This rafting trip involves continuous paddling and balance; be in good physical shape to fully enjoy the experience.
Mountain air and exertion increase dehydration risk; carry a water bottle and drink regularly.
The river’s technical rapids require quick response; following your guide's instructions is vital for safety.
The Arkansas River corridor was a critical passage during Colorado's mining era and has cultural significance to local Native American communities.
Efforts focus on protecting water quality and balancing recreational use with ecosystem health to preserve the river's wild character.
Essential for traction and foot protection in wet, rocky conditions.
summer specific
Dries quickly and helps regulate body temperature on cold spray days.
summer specific
Mandatory for safety during whitewater rafting.
Useful for wind and occasional splashes, especially in early season.
spring specific