low water

Since I originally drilled my well, 2 neighborhoods have moved in and lowered the water table. I have run out of water on several occasions and but the well recovers within 15 minutes or so. Guessing it's about 2-4 GPM. I saw this...

I don't know much of the history of the unit because of purchasing the house in December 2019. I removed all salt and cleaned the brine tank in June 2020. Since then, I have not experienced any salt loss and notice my water is hard(er). Toilet has rings in water level and the shower experience...