Yes, it is. The movie draws from actual events. It involves the story of the police's efforts to catch a very dangerous criminal in the Alaskan frozen areas. There were real investigations and events that inspired the making of this movie.
Frozen Ground is not a true story. It's a work of fiction that might draw inspiration from various elements but doesn't have a basis in real events. The plot and characters are made up to engage and captivate the audience.
The movie Frozen Ground has elements based on actual incidents. However, it might have taken some creative liberties for dramatic effect while staying rooted in true events.
The 'On Frozen Ground' is based on a true story about a serial killer in Alaska. It shows how the police, especially the main detective, tried to catch the killer who was preying on women in the frozen and desolate Alaskan landscape.