Also, inside the house, the water heater is not compliant with code due to the fact that it does not have a drain pan and separate T&P drain lines that drain to the exterior.

They should be able to setup a dehumidifier that runs as necessary and empties into a floor drain.

It also depends on the structure (for example, multiple levels of equity can drain returns for those lower in the stack).And then it depends on when in the cycle you ask (and if the deal is completed or has time to wait).

Did the tenant put too much down the drain and break it (their fault), or am I on the hook as the landlord to replace an old, deficient GD (my problem)? 

The owner says the septic tank has recently been pumped, but I don't have information yet on the condition of drain field. 

Not ideal, but it beats pouring money down the rental drain when we could build equity instead.Is Oakland a good market for house hacking?

Maybe don't tell planning contractor shops, sewing craft shops... to soften the sound of the use up, as sounds like less likely to dump something in the drains or kick up a party.  

I have heard speculation of McQueeney getting drained in the near future due to safety issues with the dams.

Specifically, the paint in the tub is flaking off and going down the drain.  

.- Ensure electrical panel, wiring, plumbing, drains, heat pumps, central air conditioner, hot water heater, etc. are in good serviceable condition.- Trim baseboards with 6" trim, windows, throughout.Living Room:- Is that an attic access panel?