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Carnation

Wellhouse - Pressure Gauge

Pressure Guage 

Available in a range of different pressure ranges (you need 0-100 psi) for about $25 from:

http://store.waterpumpsupply.com/212liqfilsta7.html

 

http://www.amazon.com/Brands2O-TC2104-P2-Well-Pressure-Gauge/dp/B000FKDLC4/ref=pd_sim_hi_1?ie=UTF8&refRID=0XRFBC7MFA1RSYHSQ5B9        $8.20 + tax