Intermountain Gas Nampa Field

Idaho PUC Pipeline Safety Inspection Summary
Inspector(s): Perkins/Russo I Date(s): jJun 17-20, 201
Company/Owner: Intermountain Gas Company Unit/OPID: I Nampa
Inspection Type &Time (1 day, 0.5 day) I Total Inspection Days: 10
Standard:F9 Construction:F-1 Training: = (T)(D) Integrity Management: Incident:
M/M: = Follow-up: OQ: � Damage Prevention: D&A:
Inspection Summary
Audit consisted of inspecting field installed equipment and operator qualification for the Nampa, Idaho
inspection units. Records and procedures for all Idaho Intermountain Gas Units were inspected in February
2019 at the Intermountain Gas Company(IGC) headquarters in Boise, Idaho.
Jun 14,2019: (1 Standard Prep)
Prepared for the field audit of Intermountain Gas Company's natural gas distribution pipeline for the Nampa,
Idaho inspection unit. Reviewed operators operations/maintenance manuals, emergency manuals, operator
qualification procedures and the previous years audit results. Prepared PHMSA Form 2 and IPUC Forms and
worksheets for the inspection.
June 17-20, 2019: (7 Standard and 1 OQ)
Met with IGC company representatives in the Nampa district office for in-brief and to begin field audit.
Regulator Stations 30017, 30019, 30020, 30021, 30022, 30023, 30024, 30025, 30026, 30027, 30028, 30029,
30030, 30031, 30033, 30034, 30035, 30036, 30037, 30038, 30040, 30041, 30043, 30044, 30052, 30053, 30057,
30059, 30061, 30078, 30079, 30084, 30085, 30095, 30103, 30107, 30142, 30146, 30147, 30148, 30149, 30170,
30179, 30188, 30199 were inspected for proper operating parameters, 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.
Six casing-to-carrier isolation checks, four cathodic protection rectifier four pipeline patrols, and sixteen
emergency isolation valves were checked for proper operation, observations listed below.
An operator qualification inspection was performed on Michael Buckner and Matthew Sharpe IGC employees
that were performing valve maintenance: inspection/partial operation. Both performed the tasks in a
satisfactory manner.
An IPUC Form 3 (exit interview) was performed following the district inspection with Kelley Gorringe
(Compliance/Audit Specialist), Dave Call (Meter Inspector) and Scott Hubbard (Corrosion Tech) of Intermountain
Gas Company.
IPUC Form 1

Idaho PUC Pipeline Safety Inspection Summary
Observations:
Not Plumbed for lock-up: Reg Stations: 30061, 30107, 30147, 30029, 30031, 30148 and 30149.
Failed lock-up: Reg Stations: 30052, 30084, 30027, 30053, 30078, 30084, 30095, 30035 and 30025, corrected
on the spot.
Casing 31800501 end seal needs replaced/repaired as it is not water tight
Low CP Read: Reg Stations: 30041, 30103 and 30179 CP Tech is investigating.
Reg station 30044, relief line valve left unsecured
Reg station 30107, relief underground isolation valve leaking. (350-076)
June 21, 2019: (1 Standard Post)
Completed forms and typed report.
Attached:
IPUC Form 1, Inspection Summary
IPUC Form 3, Exit Interview
IPUC Field Equipment Status Worksheets
PHMSA IA Question Set, Field Inspection Portion (not attached but in IA database)
PHMSA Form 15, (OQ) Field Inspection Forms
Corrective Action Required: Yes X No
Follow-up Required: by (date): 23 Sept 2019 Yes X No
Close-out Letter Issued: Yes No
Inspector (Lead): Date:
Bruce Perkins ; 21-Jun-19
Reviewer: Date:
Darrin Ulmer A L tl Y - p f
IPUC Form 1