Improperly discarded fireworks caused a house fire on Madison’s west side Sunday night, according to a release from the city’s fire department. Crews were dispatched to a home along the 400 block of Seven Nations Drive around 11 p.m Saturday for reports of a porch on fire. Firefighters arrived to find flames and smoke coming from the front of the house, the release said. The fire was put out around 11:15 p.m. Investigators believe the fire was a result of improperly discarded fireworks. All residents were able to get out of the home safely. One person was taken to the hospital with minor injuries, the release said.