To the Snowmass (Colorado) Water and Sanitation District it’s known as the Ziegler Reservoir Enlargement Project. To scientists at the Denver Museum of Nature and Science it’s known as one of the world’s most significant finds of mastodon fossils.The district, located roughly 200 miles west of Denver, had planned for some time to reduce its reliance on live flows from Snowmass Creek Basin as a primary water source. SWSD takes its water from high mountain streams. Some of the water is stored at the Ziegler Reservoir, so the district — which supplies a population that fluctuates from 2,500 to 18,000, depending
