Quote:
Originally Posted by coonerboy
If you have 3-4 psi coming into you house you should call the gas company. Its to much. We measure it in inches of water column and the typical coming into a home here in NY is between 7"-10" wc. Thats less than 1/2 of a psi. I was a HVAC Tech for the last 10 yrs until my back went out 
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I have seen service line pressures from 2-5 psi. Much lower than that and the regulators and meters won't work properly. Gas meters by nature are extremely inaccurate unless you are flowing at a stabilized rate/pressure.