National Dump the Pump Day is observed annually on June 17 in the United States, encouraging commuters to utilize public transportation instead of driving. This day highlights the financial and environmental benefits of leaving cars at home, promoting actions such as riding buses, trains, or subways, and exploring carpooling options. Participants are encouraged to advocate for improved transit infrastructure as part of the movement. The initiative aims to reduce gas usage, with studies suggesting that every dollar spent on public transport returns four dollars to the economy. The observance also emphasizes the importance of reducing pollution, which has detrimental effects on both the environment and public health. The American Public Transportation Association (APTA) initiated this day to foster awareness and participation in public transit.