The color of the tops, or bonnets, of each of the city’s 500-plus red fire plugs has a story to tell. “We have color-coded all fire hydrants based on water outflow,” said Charlie Suchy, utility superintendent. This flow ranges from 1,500 down to 500 gallons per minute, and the different colors denote that – from blue to green to orange and down to red.
Fire plug colors have a meaning
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