Check sprinkler filters and nozzles for clogs from debris or rough water scale

https://erickrzli723.capitaljays.com/posts/usual-sprinkler-head-issues-and-how-to-repair-them-2

Check sprinkler filters and nozzles for clogs from debris or hard water scale. Routine cleansing restores spray patterns, improves effectivity, and stops misting that wastes water to evaporation.