The pond has a 45 foot stream and two water falls at this point. It also has an average 3 foot wide 1 foot deep loose gravel bed that runs about 40%...
I would trust your test results more than the water company's reports assuming you're not using a free chlorine test (really only useful for swimming...
My Pond temp here in NY is currently 34 deg. Regularly freezes roughly 3 months/yr (Jan-Mar), is 3-4ft deep, and 4000 gallons with a moderate amount...