The Western Civic Amenity Site has extra staff on duty this weekend to cope with overspill from Douglas.
The Middle River Civic Amenity Site has been closed while a row about who should run it continues.
However, the Western site may also close if it becomes too full of waste or overcrowded with visitors.
Maria Costello transferred to Aintree following sidecar incident
Driver in 'serious but stable' condition after incident at Brandish
Speeding pharmacist caught riding at 115mph on open roads
30-year-old disqualified from driving for three months
'Flags flying out to sea? Don't go out', says Isle of Man Coastguard
Warning after kayakers experienced strong tidal conditions
Police insist they're not 'more lenient' at TT
Officers say they'll always make an arrest if needed