Quick FactsOverview
Overview
Crab Cooker Hot Springs is a single cement soaking tub on BLM-managed land in Long Valley, south of Mammoth Lakes. Hot water is piped into the tub and mixes with cooler water inside the basin, so comfort can vary across the tub and can change when other visitors adjust the inflow. The tub is small and open to the sky, with wide views of the Sierra and the Long Valley caldera.
This is an undeveloped site. There are no restrooms, no trash service, and no staff. The area around the tub is dusty when dry and can be muddy after rain or snowmelt. Wind is common, and afternoon thunderstorms are possible in summer. Crowds are also common because access is relatively simple compared with many backcountry springs.
Camping is common on nearby public land, but rules can change and some areas have posted limits. If you plan to stay, follow current BLM guidance and use existing pullouts rather than creating new tracks. For a day visit, plan on a short soak and a self-supported stop.
Bring drinking water, a towel, and footwear with grip for the damp cement edge. If the tub looks dirty, crowded, or unsafe, it is fine to skip the soak and enjoy the landscape instead.
Location & Access
Location and access
The tub sits in Long Valley off Benton Crossing Road, a well-known dirt road corridor east of US-395 and south of Mammoth Lakes. Use the coordinates on this page to navigate to the parking area, then follow the short footpath to the tub. Do not rely on a single user pin, since nearby dirt spurs can change after grading or storms.
Most visitors drive a short distance on unpaved roads for the final approach. Road conditions vary. Washboard, soft sand, and potholes are common, and after rain the area can turn muddy. High-clearance helps, but in dry weather many drivers reach the parking area by going slow and avoiding deep ruts. If the road looks rutted or wet enough to risk getting stuck, turn around and choose a different spring that day.
From parking, the walk is short and mostly level, but it can cross loose dirt and slick patches near the tub. Bring sandals or water shoes and keep a headlamp in your bag if you might leave near sunset. There are no services at the site, so pack out everything you bring, including small trash. Wind can be strong in the open valley, so a warm layer is useful for the walk back to the car.
In winter, snow and ice can block dirt roads even when the tub itself is usable. Check weather and road conditions before you leave pavement, and keep extra fuel and water if you are exploring multiple hot springs in the area.
Suitability & Accessibility
Suitability and accessibility
Crab Cooker is best for visitors who want a quick, scenic soak and are comfortable sharing a small tub. Because the basin is compact, groups often rotate in and out. Midweek mornings tend to be calmer than weekends, but crowding is always possible in peak travel seasons. The open setting also means little privacy and frequent wind.
The approach is short, but accessibility is limited. The final walk is on dirt, and the tub has a high cement rim with no handrails. Entry and exit require stepping over the edge onto a wet surface. For these reasons, the site is not wheelchair accessible and can be challenging for anyone with balance limits. If you need a step-free entry, level paths, or stable seating, choose a developed hot springs pool instead.
Family use depends on comfort with the setting. There is no supervision, the water can feel hotter near the inflow, and the rim can be slippery. If you bring children, keep them within reach, keep them away from the inflow pipe, and plan short sessions with breaks. Pets add complexity in a crowded tub area, so keep dogs under control and out of the water.
If you are sensitive to strong smells from mineral water, rinse after soaking.
For comfort, bring a towel, grippy sandals, drinking water, and layers for wind. A small changing towel or robe helps for a quick, discreet change by your vehicle.
Safety & Etiquette
Safety and etiquette
This is a self-managed, outdoor hot spring. Start by checking the tub with your hand before stepping in and enter slowly. Temperature can vary within the tub, especially near the inflow. Avoid placing your body directly in the hottest inflow stream. Do not put your head under water and do not drink the water. If you feel lightheaded, get out, cool down, and hydrate.
Footing is a common issue. Wet cement and mineral film can be slick, and the rim can be hard to step over when it is wet. Wear sandals with grip and keep the area around the tub clear of loose items so people can enter and exit safely. In colder months, wind can chill you quickly after soaking, so have dry clothing ready and limit time outside the water.
Road and weather hazards matter as much as the soak. Dirt roads can turn to mud and make travel risky, and summer storms can bring lightning across open valley ground. Check the forecast, carry extra water, and do not drive onto soft surfaces that could trap your vehicle. If you are traveling solo, tell someone where you are going and when you expect to be back.
Etiquette keeps the tub usable. Share space, keep voices low, and ask before joining. Avoid soaps, shampoos, and oils in the tub. Do not add cold creek water, buckets of water, or other materials that could change conditions for others. Pack out all trash, including small items like bottle caps and tape. Keep glass away from the tub, and pick up any sharp debris you see if it is safe to do so. Stay on existing paths and pullouts to reduce damage to the fragile meadow and dirt road edges.




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