In your garage, there is a plastic “cabinet” that covers your lawns irrigation controller. On the door, is a sticker that says what your houses irrigation days are.
I deviate if they call for rain on a lawn watering date….if not enough falls, I water the next day.
Here’s a link to some maps that that show what each ponds purpose is. It only goes up to district 12, so your ponds won’t be on it. But, just to give you an idea of the extent and complexity of the system.
Useful Maps