FREMONT (KPIX) — Firefighters saved an elderly man who was treading water after he fell into a deep well in Fremont Saturday.

The man fell about 25 feet after the floor of a century-old pump house gave way beneath him.

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Firefighters first tossed a life jacket to the 90-year-old farmer then they took apart the shed above the well so they could get their equipment into place.

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Crews eventually got the man safe above ground about two hours after he fell into the water. They also boarded up the hole and pump house before leaving.

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The man is reported to be recovering from hypothermia and lacerations to his head and arms.