Following the news of an explosion on Hemel Hempstead Industrial Estate, Dacorum Borough Council have issued the following statement:

"Emergency services are treating a fire on Maylands Business Area as a minor incident

The fire is at Hollywell Haulage, a recycling facility on Maxted close. Six fire engines are in attendance at the fire that is believed to have been caused by exploding gas cylinders.

Maylands Avenue has been closed from Wood Land End to its junction with Swallowdale Lane.

Four business premises have been evacuated but no homes have. There have been no injuries."

We will keep you up to date on any further development.