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Beaver Dam Wash: Agate & Jasper Rockhounding in Washington County, Utah

Updated June 2026

Beaver Dam Wash is a mapped rockhounding spot in Washington County, Utah. Reported finds include agate, jasper. Below: coordinates, access notes, nearby spots, and trip-planning links.

Map showing Beaver Dam Wash in Washington County, Utah

Quick details

Access
Public area
State
Utah

Geology at Beaver Dam Wash

This spot sits on River and stream deposits, mapped as stream channel and flood plain that formed within roughly the last 12,000 years. Tough silica like agate and jasper typically survives weathering and collects as float in drainages and gravel.

Mapped unit
River and stream deposits
Age
< 1 Ma (Holocene)
Rock types
stream channel and flood plain
Elevation
2,590 ft

Geologic mapping via Macrostrat and the underlying state geological survey maps (CC BY 4.0). Bedrock at the surface can vary within a mapped unit.

Best time to visit Beaver Dam Wash

Best months: October to May. Typical highs run 101°F in midsummer and 57°F in midwinter, with winter lows near 33°F. Summer heat here is intense, so carry more water than you think you need and work the early morning.

Climate normals: NOAA 1991-2020 monthlies, LYTLE RCH station (3 mi away), adjusted for elevation.

Land & collecting status

Generally open to casual rockhounding

Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig.

Public-land rules vary by agency, season, and field office. The RockHoundR app pulls live BLM, USFS, NPS, and tribal overlays so you can see exactly which agency manages the ground at this spot.

Sources & verification

Spot details combine the public RockHoundR location dataset, normalized mineral labels, agency land-status checks in the app, and community submissions. Coordinates are approximate until verified in the field.

State guidance last verified:

Found at Beaver Dam Wash

Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.

Nearby rockhounding spots

Other rockhounding spots within driving distance of Beaver Dam Wash.

Across the state line from Beaver Dam Wash

Beaver Dam Wash is close enough to the Utah border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.

Beaver Dam Wash FAQ

Where is Beaver Dam Wash?+
Beaver Dam Wash is in Washington County, Utah, at 37.10101, -114.02397.
What rocks and minerals can you find at Beaver Dam Wash?+
Beaver Dam Wash is reported to produce Agate, Jasper.
Is collecting allowed at Beaver Dam Wash?+
Generally open to casual rockhounding. Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig. Always confirm current rules with the managing agency before a trip.
What tools should I bring to Beaver Dam Wash?+
Most agate and jasper is surface float: bring a spray bottle, a pick or small shovel, and a sturdy bag. Wet stones show their banding and translucence.
When is the best time to visit Beaver Dam Wash?+
The most comfortable months at Beaver Dam Wash are October to May. Summer heat here is intense, so carry more water than you think you need and work the early morning.
How do I get to Beaver Dam Wash?+
Open the directions link to navigate to 37.10101, -114.02397 in Google Maps. Some spots are remote, so check road conditions before driving out.

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