EPA fueleconomy.gov is a government-published primary source from US ingested into the Apex vehicle specification database. It contributes 59,201 active rows covering mpg, mpge, epa-cycle range, vehicle id.
This source is in the public domain or released under a CC0 dedication. No copyright restrictions apply; no attribution is legally required, though Apex credits all sources for transparency.
MPG, MPGe, EPA-cycle range, vehicle ID
Tier
Gold tier — regulator-verified primary
Regulator-published primary data. Highest confidence; PCAF DQ score 2 by default.
Row count (active)
59,201
Active, non-superseded provenance rows in the current snapshot
Variants touched
3,312
Distinct vehicle variants carrying at least one value from this source
Source type
Government / regulator
Official dataset published by a national regulator, ministry, or government agency.
PCAF DQ score
DQ 2 (regulator primary)
Default data-quality score for provenance rows from this source tier
Source code
epa-fueleconomy
Used in the provenance table and API responses
https://www.fueleconomy.gov/
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reference
Sources & licensing reference
Full table of commercial-use and licence-review sources
provenance
Provenance model
How source codes, URLs, confidence, and effective flags are attached to values
coverage
Coverage matrix
Per-field coverage across segments with PCAF DQ scores