Members of the Hazleton Fire Department are almost finished color coding the city’s fire hydrants. Once the project is finished, each hydrant’s hue will correspond to its most recent water ...

Red: Hydrants with a flow rate of less than 500 gallons per minute. Orange: Hydrants with a flow rate of 500 to 999 gpm. Green: Hydrants with a flow rate of 1,000 to 1,499 gpm.

The National Fire Protection Agency (NFPA) recommends that fire departments and water districts follow a set standard of color-coding based on a hydrant's output, which is calculated in gallons ...