Way to sanitize hot ponds/check bacterial levels?

[glassnumbers]

That's good advice Rob, I will try to incorporate it, also uh....
It...well.... it IS a little hard to believe jrw, haha. I can't recall ever talking to a 90 year old person online, at any point. and I've been online for about 16 years now. I just kinda give them the benefit of the doubt.

Aloha