" -- you dont metion what your ph/alkalinity is here in New Mexico my
pond runs about 8.5--8.9 my plants and Koi do just fine ( plants are a
litle slow but they grow well over the season )


OK,this morning tested with fresh water aquarium testing kit.
PH is 7.8
KH is in range of 200-400 PPM
GH is in range of 100-200 PPM
ammonia is 2-3 PPM

there are no plants of fish in the pond

ok, now what? is there anything to fix? & with what?
(I'll test again tonight)