Investigation underway after illegal rave
Police say 200 people were at Usk reservoir near Sennybridge on Saturday night
Police say enquiries are ongoing after an illegal rave within the Bannau Brecheiniog National Park.
The Dyfed Powys force says 200 people were at Usk reservoir near Sennybridge on Saturday night with the rave winding down around 6am Sunday morning.
One person was taken to hospital by ambulance.
No arrests have been made but Dyfed Powys Police say their investigation is continuing.
The force is also urging people living in rural communities to report anything suspicious to police to give officers the chance to prevent them or allow them to respond before the event becomes established.