Does Old Faithful still erupt?

Old Faithful plays hourly Each day there are usually between 21 and 23 eruptions so “nearly hourly” is about true if you look at the average but on an eruption to eruption basis, hourly eruptions have never been the norm. No geyser, including Old Faithful, plays at set times and intervals.



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A 19-year-old was badly burned from an iconic geyser in Yellowstone National Park, officials said. Park rangers helped the woman at Old Faithful on Thursday. She had second- and third-degree burns over 5% of her body, park rangers said.

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This may have been a bit of an exaggeration, but geysers do emit a bit of a stench due to the elevated levels of sulfuric acid and hydrogen sulfide gas contained within the geysers themselves.

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Does it cost money to see Old Faithful? No, but Yellowstone does require a $35 entrance fee that's valid for 7 days. The pass allows you to view all attractions within the park, including Old Faithful.

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However, Yellowstone is also an active geothermal area with hot springs emerging at ~92°C (~198°F) (the boiling point of water at Yellowstone's mean altitude) and steam vents reported as high as 135°C (275°F).

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If you've ever visited Old Faithful and the other geysers at Yellowstone National Park, you've likely come away with two reactions. First, it's one of the most captivating sights in all of nature. Second, the place stinks like rotting eggs.

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Old Faithful Geyser expels 3,700 to 8,400 gallons of water each time it erupts. During eruptions, the water in Old Faithful shoots from 106 to more than 180 feet (32-55 m) high.

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More than 1,000,000 eruptions have been recorded. Harry Woodward first described a mathematical relationship between the duration and intervals of the eruptions in 1938. Old Faithful is not the tallest or largest geyser in the park; those titles belong to the less predictable Steamboat Geyser.

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Just like the animals in the park, the geyser basins won't stop with the weather. Geyser basins are a never-ending wonder, even in the rain; Old Faithful will still spectacularly erupt and hot springs will still be vibrant despite weather conditions.

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The mornings (dawn until 11 a.m.) and evenings (6 p.m. until dusk) are perfect window times for beating the tour groups and family wagons and securing a spot with an uninterrupted view. If you prefer the morning, all you need is a trusty alarm clock, maybe a strong cup of coffee and an early start to the day.

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