Where are you noticing the water? I had two problems:
1) Water under the driver-side floor mat: Water was building up in the drain area of the door jam. It gets filled with sticks, leaves and other debris, and you need to clean it out from time to time.
Thanks for your suggestions. I pulled/replaced the entire blower motor/fan in the first go-around (the compartment was clear of debris). Also, the noise doesn't get any faster/slower with a change in the fan speed, which seems to indicate that there isn't anything stuck in, or coming into contact ...
I've got a rattle/ticking sound coming from my AC/heater area. It's there at idle, but worse when I step on the accelerator.
Last year I had a bad blower motor resistor and replaced that. I figured the noise was related to something stuck in the fan, or something wrong with the blower motor, so I ...