Everyone should exercise caution by setting off fireworks and make sure there’s adult supervision for children under the age of 12 using fireworks. Valley City Fire Chief Scott Magnuson said under the city ordinance, fireworks can be discharged July 1^st through July 5th in Valley City. Fireworks enthusiasts need to stop setting off fireworks by 11pm every evening except for July 4^th. They can be discharged until 1am on July 5th. And nothing prior to 8am on those days. Bottle rockets and Roman candles are prohibited.