Intermountain Gas 231207 Rexburg LNG Observation

Idaho PUC Pipeline Safety Inspection Summary
Inspector(s): I Brooks, Galli I Date(s): 12/7/2023
Company/Owner: I Intermountain Gas Company(IGC) I Unit#/OPID 18160
Inspection Type&Time (1 day, 0.5 day) Total Inspection Days:13
Standard: 1 3 Training: (T)(D) Integrity Management: Incident:
Follow-up: Oct: Damage Prevention: D&A:
Inspection Summary
December 6, 2023: (1.0 Standard)(Travel)
IPUC Inspectors Brooks and Galli traveled to Rexburg to conduct observe the Rexburg LNG Vaporization Test.
December 7, 2023: (1.0 Standard)
IPUC inspectors observed IGC conduct their annual Rexburg LNG Vaporization Test. The IA checklist was used as
a guide during the observation. IGC followed applicable documented procedures for cooldown of components,
LNG transfer operations and LNG truck transfers. LNG technicians successfully transitioned to a reduced flow
plan due to a malfunctioning heater burner.
December 7,2023: (1.0 Standard)(Travel)
IPUC Inspectors Brooks and Galli traveled back to Boise.
Corrective Action Required: Yes I I Nol X
Follow-up Required: by (date):; Yes No I X
Inspector(Lead):
Galli Date: t 12/11/2023
Reviewer:B Date:
A s
IPUC Form 1