Avista 230601 IPUC Form 1 - Moscow Field Audit

Idaho PUC Pipeline Safety Inspection Summary
Inspector(s): lBrooks, Galli I Date(s): 5/30/23-6/1/2
Company/Owner: jAvista Utilities I Unit#/OPID 31232
Inspection Type &Time (1 day, 0.5 day) Total Inspection Days: 6
Standard: 1 6 1 Training: (T)(D) Integrity Management: Incident:
Follow-up: OQ: Damage Prevention: D&A:
Inspection Summary
Audit consisted of inspecting field installed operating equipment for the Avista Moscow, Idaho inspection
unit.
February 1,2023: (0.5 Standard Prep)
Prepared for Moscow field audit.
May 30, 2023: (1 Standard Travel)
Traveled to Moscow, ID to conduct field equipment inspection.
May 31,2023 -June 1, 2023: (3 Standard)
Met with Avista company representatives in Avistas'Pullman, Washington office for a briefing, reviewed
welding records,past year work orders, and records. Performed field audit of Moscow district installed
equipment. Regulator Stations 321, 3001, 324, 3094, 3118, 3196 and 3760 were inspected for relief operation,
regulator lock-up, general condition of the station including pipe-to-soil wrap, and cathodic corrosion
protection. Three cathodic rectifiers, nine valves and five carrier-to-casings were also inspected.No pressure
relief processes were inspected at regulator stations 368 (Genesee) and 3129 (Deary) to prevent crop destruction
at the properties. Regulator lock-up, general condition of the stations including pipe-to-soil wraps, and cathodic
corrosion protection were evaluated at regulator stations 368 and 3129. All of the equipment inspected was
found in satisfactory operating conditions and functionally performed within the regulatory compliance
requirements.
June 1,2023: (1 Standard Travel)
Traveled back to Boise, ID.
June 12,2023: (0.5 Standard Post)
Wrote inspection report, completed audit forms: PHMSA IA question set with OQ protocol 9, IPUC Form 1,
Attached:
IPUC Form 1, Field Equipment Work Sheets
Corrective Action Required: Yes No X
Follow-up Required: by ate): Y I Nol X
Inspector (Lead):
Date:
Brooks 6/5/2023
Reviewer:
Date:
IPUC Form 1