Preston Police have urged the public not to be alarmed after recent knife crime incidents in Deepdale and Fulwood.
Police are taking steps to reassure the community with high visibility patrols in these areas over the next few days.
Two arrests have been made since the separate incidents took place.
A 15-year-old male from the Preston area was arrested on suspicion of attempted robbery, robbery and section 18 wounding after a series of knifings and robberies in Deepdale on Sunday 26 January.
Read more: 16-year-old boy arrested after two stabbings and robbery in Deepdale
A second 15-year-old male from the Preston area was arrested on suspicion of affray after a knife-related incident in the Blackpool Road area on Monday 27 January.
Read more: Police step up patrols in Fulwood after reports a man had been seen with a knife
Police say they do not believe Sunday’s and Monday’s incidents are linked.
Chief Inspector Sansbury of Preston Police, said: “Knife crime will not be tolerated in Lancashire.
“We are committed to tackling this serious issue and we are working closely with partners on a number of initiatives, including knife arches, knife wands and knife bins.”
Read more: Temporary knife arches to be installed at Preston Train Station
Anyone with information should call 101 quoting log number 868 of 26/1/20 for Sunday’s incidents, or log number 1001 of January 27 for Monday’s incident. Alternatively, contact CrimeStoppers anonymously on 0800 555 111.