It is HIGHLY unlikely that Tritium is showing up in any measurable quantity unless there is a breach in the primary coolant.
If that were the case, you would be seeing LOTS of things much more dangerous than Tritium.
“It is HIGHLY unlikely that Tritium is showing up in any measurable quantity unless there is a breach in the primary coolant.”
Turkey Point Unit 3 legally releases about 10x10^12 picoCuries of Tritium each year.