Is Bad Ems safe for solo female travelers?

Bad Ems is known for its safety, and is generally perceived to be extremely secure for solo female travelers. The crime rate is very low, locals are friendly and voiced towards tourists and the city has an effective police presence. Moreover, public transportation is reliable and nightlife is untroubled. However, like anywhere else across the world, being cautious and mindful of one's surroundings is always a sensible approach.