Sometimes called the Irwell Valley Fault, it stretches for about 20 miles (32 km) from Bolton in Greater Manchester in the north along the Irwell Valley through Pendleton and south to Poynton in Cheshire.
Sometimes called the Irwell Valley Fault, it stretches for about 20 miles (32 km) from Bolton in Greater Manchester in the north along the Irwell Valley through Pendleton and south to Poynton in Cheshire.