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Cascade Natural Gas Inspection Reports

2021

Operations & Maintenance, Plans & Procedures Review - CNGC, Headquarters - (Insp. No. 8258)

Standard Comprehensive - Gas Distribution - CNGC, Sunnyside - (Insp. No. 8255)

Standard Comprehensive - Gas Distribution - CNGC, Longview - (Insp. No. 8253)

2020

​DIMP - CNGC, Headquarters - (Insp. No. 8054)

Standard Annual Review - CNGC, Headquarters - (Insp. No. 8055)

OQ - CNGC, Headquarters - (Insp. No. 8051)

TIMP - CNGC, Headquarters - (Insp. No. 8053)

Standard Comprehensive - Gas Transmission - CNGC, Transmission - (Insp. No. 8052)

Standard Comprehensive - Gas Distribution - CNGC, Aberdeen - (Insp. No. 8049)

Standard Comprehensive - Gas Distribution - CNGC, Kennewick - (Insp. No. 8050)

Crew Inspection Investigation - CNGC, Bremerton - (Insp. No. 8203)

Control Room Management - CNGC, Headquarters - (Insp. No. 8149)

Design, Testing & Construction - CNGC, Walla Walla - (Insp. No. 8164)

  • Inspection Report

Design, Testing & Construction - CNGC, Headquarters - (Insp. No. 8152)

  • Inspection Report

2019

Standard Inspection - CNGC, Walla Walla - (Insp. No. 7807)

Standard Inspection - CNGC, Bellingham - (Insp. No. 7808)

Standard Inspection - CNGC, Shelton - (Insp. No. 7810)

Drug and Alcohol Program Inspection - CNGC, Headquarters - (Insp. No. 7811)

Annual Review - CNGC, Headquarters - (Insp. No. 7813)

Records Review - Field Verification - Gas Distribution - CNGC, Yakima - (Insp. No. 7809)

Public Awareness - CNGC, Headquarters - (Insp. No. 7990)

2018

​Gas Distribution Integrity Management Program (DIMP) Inspection, Headquarters (Insp. No. 7540)

Records Review - Field Verification (Standard) Gas Distribution, Bremerton (Insp. No. 7541)​

Records Review - Field Verification (Standard) Gas Distribution, Sunnyside (Insp. No. 7542)

Records Review - Field Verification (Standard) Gas Distribution, Moses Lake (Insp. No. 7543)

Records Review - Field Verification (Standard) Gas Distribution, Wenatchee (Insp. No. 7544)

Records Review - Field Verification (Standard) Gas Distribution, Mount Vernon (Insp. No. 7545)

Records Review - Field Verification (Standard) Gas Distribution, Kennewick (Insp. No. 7546)

Records Review - Field Verification (Standard) Gas Distribution, Longview (Insp. No. 7602)

2017

​Specialized Inspection, Transmission (Insp. No. 6778)

Transmission Integrity Management (TIMP) Inspection, Headquarters (Insp. No. 7237)

Operations and Maintenance (O&M) Inspection, Headquarters (Insp. No. 7238)

Control Room Management (CRM) Inspection, Headquarters (Insp. No. 7244)

Operator Qualification (OQ) Inspection, Headquarters (Insp. No. 7269)

Specialized Inspection, Aberdeen District (Insp. No. 7270)

2016

​Standard Inspection, Bellingham (Insp. No. 6774)

Standard Inspection, Yakima (Insp. No. 6775)

Standard Inspection, Longview (Insp. No. 6776)

Standard Inspection, Walla Walla (Insp. No. 6777)

2015

Standard Inspection, Bremerton

Standard Inspection, Wenatchee District-Moses Lake

Standard Inspection, Wenatchee District-Wenatchee

Standard Inspection, Kennewick

2014

Standard Inspection, Mount Vernon District

Standard Inspection, Aberdeen District

Control Room Management (CRM) Inspection, Headquarters

Operator Qualification (OQ) Inspection, Headquarters

2013

Standard Inspection, Cowlitz 

Standard Inspection, TriCities/Walla Walla

Standard Inspection, Whatcom

Standard Inspection, Yakima/Sunnyside

Public Awareness Follow-up Inspection, Headquarters

2012

​Standard Inspection, Kitsap

Standard Inspection, Mason/Grays Harbor

Standard Inspection, Wenatchee/Moses Lake

Standard Inspection, Transmission

Distribution Integrity Management Program (DIMP) Inspection, Headquarters

Transmission Integrity Management Program (TIMP) Inspection, Headquarters

Docket No: PG-130309
Advice Company: Cascade Natural Gas Corporation
Filing Type: Formal Complaint
Industry: Gas Pipeline
Status: Closed
Lead Staff: Jones, Al (UTC)
Filed Date: 3/1/2013
Effective Date:
Closed Date: 7/2/2013
Summary Narrative: Complaint to be filed against Cascade Natural Gas alleging violations of Commission gas safety rules. These allegations arise from a follow-up Gas Transmission Integrity Management inspection conducted by the Commission of CNG's gas transmission pipeline facilities.

Control Room Management (CRM) Inspection, Headquarters

Operations & Maintenance Manual Inspection, Headquarters

Public Awareness Inspection

2011

2010

Standard Inspection Cowlitz, Docket 100042
Standard Inspection Wenatchee/Moses Lake, Docket 100043
Standard Inspection Yakima/Sunnyside, Docket 100044
Proximity Request, Docket 101608

2009

  • Standard Inspection Whatcom, Docket 090002
  • Standard Inspection Kitsap, Docket 090003

2008

  • Standard Inspection Aberdeen, Docket 080108
  • Standard Inspection Tri-Cities/Walla, Docket 080109
  • Incident Investigation, Docket 081306
  • Incident Investigation, Docket 080733 - No record
  • Review CNG procedures (CP#605) including field construction practices for holiday detection and repair of coating on steel pipelines, Docket 082195
  • Proximity Request, Docket 081274

2007

Standard Inspection Yakima/Sunnyside, Docket 070002 - No records
Standard Inspection Longview/Kelso, Docket 070003 - No records
Standard Inspection Wenatchee/Moses Lake, Docket 070008 - No records
Standard Inspection Bellingham/Mt. Vernon, Docket 070009 - No records
API 1162 Public Awareness Program Review, Docket 070350 -No records
Operations and Maintenance Review Inspection, Docket 070004 - No records
Drug and Alcohol Inspection, Docket 070005 - No records
Proximity Request, Docket 070641
Proximity Request, Docket 070642