The map may contain outdated information and be incomplete, but you are welcome to! In addition to the up to 800 people who lost their lives, there was almost one-half of a billion dollars in property and economic damage.
Initially water flowed slowly at ~50 m3 per hour through the newly completed ~100-m-long spillway, but after workers increased the gradient at the canal's exit the flow rate increased to ~1,800 m3 per hour.
Volcanologist Erik Klemetti making any more violent, explosive eruptions particularly impactful.
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