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Crater Lake
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Lake
Crater Lake, located in the heart of the heavily forested Cascade Range in southern Oregon, is a massive, visually memorable caldera lake renowned globally for its incredibly deep, pristine cobalt-blue water. It was violently formed approximately 7,700 years ago following the massive, catastrophic eruption and subsequent collapse of Mount Mazama, a formidable 12,000-foot stratovolcano. With an astonishing maximum depth of exactly 1,949 feet, it holds the absolute title of the deepest lake in the United States and the ninth deepest in the world. Uniquely, the massive lake has absolutely no flowing inlets or outlets; its water level is entirely maintained by heavy winter snowfall and intense evaporation, ensuring exceptional water clarity.
- Location: United States
- Top sights: Watchman Lookout Station · Crater Lake National Park · Cold Spring
Best time to visit & climate
The most pleasant time to visit is Jul–Sep.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | -2 | -2 | 0 | 3 | 8 | 12 | 17 | 16 | 12 | 6 | 1 | -3 |
| Rain mm | 131 | 99 | 117 | 80 | 61 | 34 | 10 | 12 | 29 | 65 | 125 | 178 |
📋 Practical info
Getting there
Visitors generally access this spectacular caldera lake via the main park roads that lead to various rim viewpoints. A scenic drive typically circles the deep water, offering numerous convenient pull-outs for observation.
Best season
Summer and early autumn are usually the best times to visit, providing clear skies that perfectly enhance the deep blue water. Winter often brings heavy snowfall, which can close many roads and severely restrict overall access.
Terrain & paths
The main rim viewpoints are easily accessible via paved paths, while trails leading down to the water are famously steep and rugged. Hikers should be prepared for significant elevation changes and very uneven, rocky surfaces.
What to bring
Bring warm layers of clothing even in the peak of summer, as the high elevation can result in sudden temperature drops. Sun protection, ample water, and very sturdy walking shoes are highly recommended for exploring the crater rim.
Parking
There are typically ample parking spaces available at the main visitor areas and designated scenic overlooks around the rim. During peak summer months, these lots can fill up quickly, so arriving early in the day is always sensible.
Safety
Keep a very safe distance from the steep caldera edges, as the sheer cliffs can be highly unstable and dangerously deceiving. Altitude sickness can affect some visitors, so take your time, rest frequently, and stay well-hydrated all day.
Time needed
You can easily experience the main scenic viewpoints in about two to three hours, but a full day is highly well-suited for this park. Taking a specialized boat tour or hiking the extensive rim trails will require dedicating significantly more time.
Geography
Facts
- Plunges to a staggering maximum depth of exactly 1,949 feet.
- Formed 7,700 years ago by the catastrophic collapse of Mount Mazama.
- Holds the title of the absolute deepest lake in the United States.
- Fed entirely by massive direct precipitation and snowmelt.
- Wizard Island is a deeply striking volcanic cinder cone within the lake.
- Renowned for its unparalleled, incredibly deep cobalt-blue clarity.
Explore nearby
Notable places around
Route planner — Car & Motorhome
Where do you start? We build the route here, with stops and country notes along the way.
Vehicle
Only stops with (optional):
© OpenStreetMap contributors · OpenRouteService
Sights in the town Crater Lake (7)
Sights nearby
Frequently asked questions
When is the best time to visit?
July through September gives snow-free roads and access to all overlooks.
Can you swim in the lake?
Swimming is only allowed at the Cleetwood Cove Trail, but the water is extremely cold.
How long does the drive take?
Rim Drive takes about 2 hours without stops, but plan for a full day trip.
Are there camping facilities?
Yes, Mazama and Lost Creek are the primary campgrounds within the park.
Is there an entrance fee?
Yes, the national park charges a per-vehicle fee for entrance.
Crater Lake: where is it located?
Crater Lake is located in United States.
Crater Lake: what is there to see?
Highlights include Watchman Lookout Station, Crater Lake National Park, Cold Spring.
Crater Lake: when is the best time to visit?
The most pleasant time to visit is Jul, Sep.
Crater Lake: why is it worth visiting?
Crater Lake, located in the heart of the heavily forested Cascade Range in southern Oregon, is a massive, visually memorable caldera lake renowned globally for its incredibly deep, pristine cobalt-blue water.
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