The Real Cost
Week of May 18, 2026 · Seattle, WA
2026 Chevrolet Traverse AWD
24 gal tank · 21 MPG
$134.18 to fill the tank
At $5.59/gal, this tank gets you about 504 miles.
Source: EIA · Updated May 18, 2026
By the numbers
- Fill cost
- $134.18
- 504 miles per tank
- $/gallon
- $5.59
- EIA WA state weekly
- Monthly (12k mi/yr)
- $266.24
- 47.6 gallons
- Annual (12k mi/yr)
- $3195
- 571 gallons
The math
Why it costs what it costs.
- Fill cost = 24 gal × $5.59/gal = $134.18
- Miles per tank = 24 × 21 = 504
- Annual (12,000 mi) = 12,000 ÷ 21 × $5.59 = $3195
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