The set point on our well system is 60 and right now it's holding steady at 40. Doesn't seem to be anything blocking the filters.

If you watch the gauge when the water pressure drops to
20, flsh 2 toilets. You will see the gauge slowly climb back
Up to a point and a click will be heard and the pressure
Will hold. If is not 50 you can adjust the cutoff with a
Screwdriver to go a little higher.