TL;DR (generated, confidence: high)

Portland city agencies inspected Zenith Energy's pipe and support infrastructure following a public complaint, reviewed it against city building, fire, and zoning codes, and found it compliant with all requirements; the case was closed as unfounded.

Key points:

Inspection conducted March 6 by Portland Permitting & Development and Portland Fire & Rescue (Summary of findings for recent Zenith Energy code compliance case ↗)
Infrastructure transports fluids between Zenith Energy site (5501 NW Front Ave) and McCall site (5480 NW Front Ave) (Summary of findings for recent Zenith Energy code compliance case ↗)
Investigation triggered by public complaint from January (case reference 25-003889-CC) (Summary of findings for recent Zenith Energy code compliance case ↗)
Infrastructure reviewed against Title 24 (building regulations), Title 31 (fire regulations), and Title 33 (planning and zoning code) (Summary of findings for recent Zenith Energy code compliance case ↗)
Finding: pipe and support infrastructure in compliance with all city codes (Summary of findings for recent Zenith Energy code compliance case ↗)
Case status: closed as unfounded (Summary of findings for recent Zenith Energy code compliance case ↗)
Summary of findings and attachments available publicly (Summary of findings for recent Zenith Energy code compliance case ↗)

Entities: company: Zenith Energy | location: 5501 NW Front Ave · 5480 NW Front Ave | complaint_reference: 25-003889-CC | agency: Portland Permitting & Development · Portland Fire & Rescue | regulation: Title 24 · Title 31 · Title 33

Summary of findings for recent Zenith Energy code compliance case

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Source: Summary of findings for recent Zenith Energy code compliance case ↗ Last modified: Sun, 19 Apr 2026 20:07:30 GMT

On March 6, Portland Permitting & Development and Portland Fire & Rescue staff inspected a pipe and support infrastructure that is used to transport fluids from the Zenith Energy site at 5501 NW Front Ave. to the McCall site at 5480 NW Front Ave. This investigation was triggered by a complaint submitted in January by a member of the public (25-003889-CC).

Following the investigation, City staff reviewed the City’s building regulations (Title 24), fire regulations (Title 31), and planning and zoning code (Title 33), and found the pipe and support infrastructure to be in compliance. The case has been closed as unfounded.

A summary of these findings, including attachments, are publicly available on the ↗.