Intermountain Gas 2024 IPUC Form 1 - Idaho Falls Field

Idaho PUC Pipeline Safety Inspection Summary
Inspector(s): JGalli, Brooks I Date(s): 8/5-7/2024
Company/Owner: I Intermountain Gas Company(IGC) I Unit#/OPID 18160
Inspection Type&Time (1 day, 0.5 day) Total Inspection Days: 6.5
Standard: 6.5 Training: (T)(D) Integrity Management: Incident:
Follow-up: OQ: Damage Prevention. D&A:
Inspection Summary
Audit consisted of IPUC inspectors Galli and Brooks inspecting field installed equipment for the Idaho
Falls,Idaho inspection units. The PHMSA IA question set and IGC equipment listing were used as a
guide throughout the audit to ensure all areas were completed/covered.
August 5,2024: (1.0 Standard Travel MG)(1.0 Travel Standard JB)
Traveled to IGC Idaho Falls District Office and met company representatives for an in-brief,reviewed OQ
records for all personnel taking part in the inspection and began field audit.
August 6, 2024: (1.0 Standard MG)(1.0 Standard JB)
19 regulator stations were inspected for proper operation,regulator lock-up,relief device operation, cathodic
protection pipe-to-soil readings, pipe-to soil interface wrap protection, station warning signs and right-of-way
clearances. 14 casing-to-carrier isolation checks, 15 cathodic protection rectifiers, 6 pipeline patrols,
21 emergency/isolation valves and 28 HPSSs were checked for proper operation, observations listed below.
An exit interview was performed following the district inspection with field personnel of Intermountain Gas
Company and District Operations Manager. Minor discrepancies were found.
48733-HPSS-67256 Buried Stop Valve WO 11921828 created
48741-HPSS-66512 Leak at Stop Valve and Union WO 2549894626 created
48733-HPSS-64774 Leak in three spots WO 4241726265 created
48733-CA-1116844 Shorted Casing WO 11921206, 11921905, 11922272 created
48728-RS-60873 Regulator Station to be replaced in the near future Project#7280033. WO#304666
August 7, 2024: (1.0 Standard Travel MG)(1.0 Travel Standard JB)
Finished remaining assets of field audit traveled back to Boise.
August 8,2024: (0.5 Standard Post MG)
Completed audit forms: PHMSA IA question set with OQ protocol 9, IPUC Form 1,Post-Inspection Preliminary
Written Findings and attached inspection documents.
Attached:
IPUC Form 1, Preliminary Written Findings,Field Equipment Work Sheets
IPUC Form 1

Idaho PUC Pipeline Safety Inspection Summary
Corrective Action Required: Yes No X
Follow-up Required: by(date): Yes I No X
Inspector(Lead):
Galli ��. ;/� Date: 8/8/2024
Reviewer:
Brooks [Date:
IPUC Form 1