CHB police responded to three callouts on November 5, after reports of fireworks being let off towards houses and horses in Racecourse Rd, Waipukurau.
Sergeant Neil Baker, of Waipukurau, said it was “very disappointing behaviour” and police would like to hear from anyone with information about the incidents.
Information can be shared by calling 105, making an online report at 105.police.govt.nz, or anonymously via Crimestoppers on 0800 555 111.
Waipukurau Volunteer Fire Brigade was called at 9.20pm to a fireworks-related vegetation fire that took about an hour to extinguish.
The Ōtāne Volunteer Fire Brigade was called to assist Hastings and Heretaunga at a vegetation fire at Te Hauke just after 7pm, related to a controlled burn-off.