The Scottish bomb squad was called to a beach at Seascale after reports of an unexploded bomb had been found.
Emergency services were told about the small devise at 3.45pm yesterday.
The bomb is currently stuck in sand.
The situation will be assessed at low tide today.
Police have said the bomb causes no threat to the public.
Hundreds of amateur golfers tee'd off at Silloth-on-Solway golf club for the second day of the English Amateur Championship. In total 288 amateurs will play two matches in the hope of scoring enough points to place them in the top 64 which will secure them a place in Saturday's final.
To ensure all players have participated in two matches before the final some of the rounds are being played in Seascale but the final will be played in Silloth. There are 24 Cumbrians involved who are hoping to lift the trophy which has previously been won by Sir Nick Faldo and Paul Casey.
Seb Crookall-Nixon, 18, from Cockermouth is one of those hoping to use the home advantage to clinch the title. Seb was involved in a car accident earlier in the year. Following a break to recover the teenager's focus is on a professional golfing career.