Tesoro Logistics Operations S-4 Registration of securities issued in business combination transactions

Exhibit 3.17

CERTIFICATE OF FORMATION OF

QEP MIDSTREAM PARTNERS OPERATING, LLC

This Certificate of Formation, dated April 19, 2013, has been duly executed and is filed pursuant to Section 18-201 of the Delaware Limited Liability Company Act

(the “Act”) to form a limited liability company (the “Company”) under the Act.

1. Name. The name of the limited liability company is: QEP Midstream Partners Operating, LLC

2. Registered Office; Registered Agent. The address of the registered office required to be maintained by Section 18-104 of the Act is:

1209 Orange Street

Wilmington, Delaware 19801

The name and address of the registered agent for service of process required to be maintained by Section 18-104 of the Act are:

The Corporation Trust Company

1209 Orange Street

Wilmington, Delaware 19801

[Signature Page Follows]

IN WITNESS WHEREOF, the undersigned has executed this Certificate of

Formation as of the date first written above.

By:

/s/ Richard J. Doleshek Richard J. Doleshek

Authorized Person

[Signature Page to Certificate of Formation of QEP Midstream Partners Operating, LLC]