3440 Alvarado Rd, Dumont, CO 80436, USA | Meet at Downstream Adventures Rafting, 3440 Alvarado Rd, Dumont, CO 80436 USA. Traveling east or west on I-70, take exit 233 and follow US-6West to the town of Alvarado Rd. The activity provider is located in the first building on the left after you cross over Clear Creek. Please note that I-70 can have heavy traffic, so it is best to check travel conditions when planning your drive.