Poison Creek — Rockhounding in Custer County, Idaho

Poison Creek is a mapped rockhounding spot in Custer County, Idaho. Reported finds include common opal. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Custer County
State: Idaho
Coordinates: 43.71710, -113.65649

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.

Found at Poison Creek

Each chip links to all spots in the U.S. that produce that material.

Common Opal

Nearby rockhounding spots

Other rockhounding spots within driving distance of Poison Creek.

Poison Creek FAQ

Where is Poison Creek?+

Poison Creek is in Custer County, Idaho, at 43.71710, -113.65649.

What rocks and minerals can you find at Poison Creek?+

Poison Creek is reported to produce Common Opal.

Is collecting allowed at Poison Creek?+

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.

How do I get to Poison Creek?+

Open the directions link to navigate to 43.71710, -113.65649 in Google Maps. Some spots are remote — check road conditions before driving out.

More rockhounding in Idaho

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Open Poison Creek on the map

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