Kilotest: Diagnoses of ID not unique violation by HTML element 3062 on Northwest Natural Gas page

Basics

About the Northwest Natural Gas page

• URL: https://www.nwnatural.com/
• Tested 7 days ago by job wta on 2026-05-26 at 03:09

About HTML element 3062

• Tag name: path
• Text: [not applicable]
• Start tag: <path d="M14.1176471,20.9356386 C14.1176471,22.0480166 15.0323891,22.9508162 16.1594819,22.9508162 C17.2865748,22.9508162 18.2013168,22.0480166 18.2013168,20.9356386 C18.2013168,19.8219172 17.2865748,18.9204611 16.1594819,18.9204611 C15.0323891,18.9204611 14.1176471,18.0176615 14.1176471,16.9052835 C14.1176471,15.791562 15.0323891,14.8901059 16.1594819,14.8901059 C17.2865748,14.8901059 18.2013168,15.791562 18.2013168,16.9052835" id="Stroke-1408">
• XPath: /html/body/svg[1]/defs[1]/symbol[206]/g[1]/g[1]/g[1]/g[1]/g[1]/path[7]
• Bounding box: x = 0, y = 0, width = 0, height = 0

About the ID not unique issue

• Why it matters: User may be pointed to the wrong item
• Priority: highest
• Related WCAG standard: 4.1.1

Diagnoses

Here is how tools diagnose the ID not unique issue for HTML element 3062 of the Northwest Natural Gas page.

1. Duplicate id attribute value "Stroke-1408" found on the web page.

   Tool: HTML CodeSniffer (Squiz Labs)

   Rule: E-WCAG2AAA.Principle4.Guideline4_1.4_1_1.F77

2. [failed]

   Tool: QualWeb (University of Lisbon)

   Rule: QW-BP30