Kilotest: Diagnoses of ID not unique violation by HTML element 3681 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 3681

• Tag name: path
• Text: [not applicable]
• Start tag: <path d="M15.3333333,32 L12.6666667,32 C12.2986667,32 12,31.7013333 12,31.3333333 C12,30.9653333 12.2986667,30.6666667 12.6666667,30.6666667 L15.3333333,30.6666667 C15.7013333,30.6666667 16,30.9653333 16,31.3333333 C16,31.7013333 15.7013333,32 15.3333333,32" id="Fill-9502">
• XPath: /html/body/svg[1]/defs[1]/symbol[262]/g[1]/g[1]/g[1]/path[2]
• 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 3681 of the Northwest Natural Gas page.

1. Duplicate id attribute value "Fill-9502" 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