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.
More ways to explore the area's outdoor wonders
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.
Difficulty
challenging
Duration
3–6 hours
Fitness Level
Good physical fitness needed due to continuous paddling, balance, and potential cold water exposure.
Wildlife
History
The Arkansas River corridor was a critical passage during Colorado's mining era and has cultural significance to local Native American communities.
Conservation
Efforts focus on protecting water quality and balancing recreational use with ecosystem health to preserve the river's wild character.
Reserve your spot on the Numbers Extreme Whitewater Rafting today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Wear Secure, Non-Cotton Footwear
Choose durable river shoes with good grip to prevent slips on wet rocks and riverbanks.
Prepare for Intense Physical Activity
This rafting trip involves continuous paddling and balance; be in good physical shape to fully enjoy the experience.
Stay Hydrated Throughout the Trip
Mountain air and exertion increase dehydration risk; carry a water bottle and drink regularly.
Listen Closely to Safety Briefings
The river’s technical rapids require quick response; following your guide's instructions is vital for safety.
Quick-Drying River Shoes
Essential for traction and foot protection in wet, rocky conditions.
summer
Layered Synthetic Clothing
Dries quickly and helps regulate body temperature on cold spray days.
summer
Personal Flotation Device (Provided)
Mandatory for safety during whitewater rafting.
Light Waterproof Jacket
Useful for wind and occasional splashes, especially in early season.
spring