Kilotest: Diagnoses of ID not unique violation by HTML element 2491 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 2491

• Tag name: path
• Text: [not applicable]
• Start tag: <path d="M-2.48611574,3.37221668 C0.432422191,0.250401341 1.82702369,6.6099697 4.48740705,3.70663248" id="Path-5" transform="translate(1.000646, 3.486761) rotate(-270.000000) translate(-1.000646, -3.486761) ">
• XPath: /html/body/svg[1]/defs[1]/symbol[153]/g[1]/g[1]/g[1]/g[1]/path[1]
• 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 2491 of the Northwest Natural Gas page.

1. Duplicate id attribute value "Path-5" 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