Originally Posted by alexeygu
Also, since I did pressurize it at around 25psi, how do I know if I over-carbonated it?
Go to the sticky and find a pressure chart.
FYI - 25psi @ 60'F will give you 2.63 volumes of CO2.
For me 2.75 is typical for American Style of beers. Getting colder will only increase the volume of CO2.