All city tap water has chlorine. It's not harmful unless it's at a dangerous level. 2-3 ppm isn't gonna hurt anything.
https://www.cdc.gov/healthywater/drinking/public/water_disinfection.html#:~:text=What%20are%20safe%20levels%20of,effects%20are%20unlikely%20to%20occur.
I'm sorry you're going through hard times, but you keep saying it's all due to ADD. Maybe it doesn't help that you're doing all kinds of drugs. I know that's probably not what you want to hear though. If it was me and I was about to break up after 14 years I would do whatever I could to stay...
Probably a neighbors cat. Lots of animals get scared and lost on the 4th. Maybe he's got a chip in him. A vet will check for free. Some little kid might be missing him.
Is that your tap water? Sounds like more sodium than you want especially in organic soil.
https://watereuse.org/salinity-management/le/le_5.html#:~:text=Most%20plants%20will%20typically%20suffer,from%20a%20saturated%20soil%20paste.