Groups of youths and young men are causing disturbances in Dysart Park in Grantham, according to police.
Grantham police say they are receiving reports of anti-social behaviour in the park and want people to report any disturbances they see.
A police spokesman said: “We have some anti-social behaviour in Dysart Park at the moment. Groups of males drinking and causing disturbances. Some groups are older males so they are not all young teenagers at this time. Please, if anyone sees anything whilst in the park can they ring the Town East beat team.”
To report any disturbances call PC Pete Nettleton on 07825 100365, PCSO Jackie Fulker on 07939 996336 or PCSO Nathan Addlesee on 07944776828.