Siren Falls is a waterfall on Proposition Creek in Teton County, Wyoming, in the Middle Rockies region, with a total height of about 20 feet. It lies about 30 miles east of Ashton and roughly 76 miles northeast of Idaho Falls as the crow flies.
At 20 feet it is on the modest side for Wyoming, where the typical waterfall with a recorded height stands around 60 feet; it ranks 182nd of 230. The water comes down as a cascade, descending over a series of rock steps rather than in a single drop.
The Middle Rockies are high, glaciated mountain ranges with alpine peaks, subalpine fir and spruce forest, lodgepole pine and grassy intermontane valleys. Snowmelt streams cascade down glacial valleys and canyon walls.
There are 121 recorded waterfalls in Teton County. Terraced Falls, a 140-foot tiered waterfall, is about 1.4 miles away. Cascade Acres, a 30-foot cascade waterfall, is about 1.5 miles away. Union Falls, a 260-foot segmented waterfall, is about 1.9 miles away.
Siren Falls is located at 44.1661° N, 110.8574° W. The listing is based on the World Waterfall Database, one of the sources compiled by the U.S. Geological Survey in its inventory of waterfalls and rapids of the conterminous United States. The creek name is confirmed against the federal Geographic Names Information System. The exact position has not yet been verified on aerial imagery, so treat the map pin as approximate. Details on trails, parking and access have not been documented for this waterfall yet.