Brett Miller wrote:

The county came out and measured the water pressure.
It was 40 psi at the house and 100 psi at the curb.
Recommendation: Pressure Reducing Valve may need adjustment or
has failed.

Looks like this:
http://www.wattsreg.com/scripts/baserun2/baserun.exe?_cfg=./db/wattsreg-products.cfg&_sn=wattsreg-products&_fil=alltrim(cat)%3d'Water_Pressure_Reduc ing_Valves_Standard_Capacity'.and.alltrim(family)% 3d'Pressure_Regulators_&_Automatic_Control_Valves' &_tar=_view3