Throughout the day on Tuesday, residents of Grimes, Iowa, noted that their tap water was cloudy or bubbly on social media. City officials say it's still safe to drink. The city of Grimes said the cloudiness is because of the high demand for water, which is forcing them to use reserve drinking water sources. They said excess air gets into the water during that process. If there are any additional concerns contact the City of Grimes Water Department.Recently, the city of Grimes also had to pay a $9,000 fine for unsanitary wastewater treatment. To check out coverage from that story, watch the video below: