Fuel Quality

​In addition to monitoring accuracies at Wisconsin stores, Weights and Measures inspectors are also responsible for testing fuel quality and pump safety at stations statewide.

Fact Sheets

Variances

E10 Gasoline Variance for Reid Vapor Pressure (RVP) Requirements During Certain Months

Valor Oil Renegade 110 Race Gas Variance

Smith Oil Sunoco Standard Race Gas Variance

Additional Resources

Photo example of clear and bright gasoline sample with text description (PDF)


The Wisconsin Fuel Quality Laboratory tests fuel sold in Wisconsin to ensure it meets the specifications and octane ratings required under Wisconsin Administrative Code ATCP 94.

To file a weights & measures or fuel quality complaint, call (608) 224-4942.

Contact

(608) 224-4942

datcpweightsandmeasures@wi.gov