Hmmmm
A long 3 ft or longer level
strings
stakes
a flat rake
I leveled my pool.I haven't even THOUGHT of a yard....but do have a low spot in yard& could fix with these items
Ya ever golf? that can help...ya know see how the ball lies.
you didn't say how big of an area.
Do you have drainage problems?
you could break it into areas to do.
what kind of pond?
got any pics?
looked at it after a real heavy rainfall or after days of lots of rainfall?
Hope ya saved the rocks...could use with pond or garden beds....wish I'd saved more concrete chuncks......for beds