Sprinkler leaks probably occur as soggy spots, low stress, or effervescent at heads

https://erickrzli723.capitaljays.com/posts/lengthening-system-life-advanced-sprinkler-upkeep-finest-practices

Sprinkler leaks traditionally seem as soggy spots, low power, or bubbling at heads. Inspect risers, lateral traces, and valves, then repair cracked fittings to restore process efficiency.