Firefighters have told ITV News they fear for their safety as fireworks are used against them as they respond to emergency calls.
Police have also been targeted in similar attacks, often by gangs of youths.
And with Bonfire displays peaking this weekend there are concerns it's just a matter of time before a member of the emergency services is injured.
• Subscribe to ITV News on YouTube: http://bit.ly/2lOHmNj
• Get breaking news and more stories at http://www.itv.com/news
Follow ITV News on Facebook: https://www.facebook.com/itvnews/
Follow ITV News on Twitter: https://twitter.com/itvnews
Follow ITV News on Instagram: https://www.instagram.com/itvnews/