813 D St, Modesto, CA 95354
Data source
Compiled from the US DOE Alternative Fuels Data Center. Last confirmed August 12, 2025.
When Does a Propane Tank Expire?
Twelve years from the date stamped on the collar, then a requalification interval that depends on the test method. An out-of-date cylinder cannot legally be refilled.
Refill vs. Tank Exchange: What You Actually Get
Exchange trades a tank; refill sells you gas by the gallon. The difference in what you get home with is larger than most people expect.
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