20210726Avista to Staff Attachment 1G.PDF

NOTICE: This report is required by 49 CFR Part 191. Failure to report can result in a civil penalty not to
exceed 100,000 for each violation for each day that such violation persists except that the maximum civil
penalty shall not exceed $1,000,000 as provided in 49 USC 60122.
OMB NO: 2137-0629
EXPIRATION DATE: 10/31/2021
U.S Department of Transportation
Pipeline and Hazardous Materials Safety Administration
Initial Date
Submitted:

02/11/2019
Form Type:INITIAL
Date
Submitted:
ANNUAL REPORT FOR
CALENDAR YEAR 2018
GAS DISTRIBUTION SYSTEM
A federal agency may not conduct or sponsor, and a person is not required to respond to, nor shall a person be subject to a penalty for failure to comply with a collection of
information subject to the requirements of the Paperwork Reduction Act unless that collection of information displays a current valid OMB Control Number. The OMB Control
Number for this information collection is 2137-0629. Public reporting for this collection of information is estimated to be approximately 16 hours per response, including the
time for reviewing instructions, gathering the data needed, and completing and reviewing the collection of information. All responses to this collection of information are
mandatory. Send comments regarding this burden estimate or any other aspect of this collection of information, including suggestions for reducing this burden to: Information
Collection Clearance Officer, PHMSA, Office of Pipeline Safety (PHP-30) 1200 New Jersey Avenue, SE, Washington, D.C. 20590.
Important: Please read the separate instructions for completing this form before you begin. They clarify the information requested and provide specific
examples. If you do not have a copy of the instructions, you can obtain one from the PHMSA Pipeline Safety Community Web Page at
http://www.phmsa.dot.gov/pipeline/library/forms.
PART A - OPERATOR INFORMATION (DOT use only)20199257-37279
1. Name of Operator AVISTA CORP
2. LOCATION OF OFFICE (WHERE ADDITIONAL
INFORMATION MAY BE OBTAINED)
2a. Street Address 1411 E MISSION AVE
2b. City and County SPOKANE
2c. State WA
2d. Zip Code 99202
3. OPERATOR'S 5 DIGIT IDENTIFICATION NUMBER 31232
4. HEADQUARTERS NAME & ADDRESS
4a. Street Address 1411 East Mission
4b. City and County Spokane
4c. State WA
4d. Zip Code 99220
5. STATE IN WHICH SYSTEM OPERATES ID
6. THIS REPORT PERTAINS TO THE FOLLOWING COMMODITY GROUP (Select Commodity Group based on the predominant gas carried and
complete the report for that Commodity Group. File a separate report for each Commodity Group included in this OPID.)
Natural Gas
7. THIS REPORT PERTAINS TO THE FOLLOWING TYPE OF OPERATOR (Select Type of Operator based on the structure of the company
included in this OPID for which this report is being submitted.):
Investor Owned
PART B - SYSTEM DESCRIPTION
1.GENERAL
STEEL
PLASTIC
CAST/
WROUGHT
IRON
DUCTILE
IRON COPPER OTHER
RECONDITION
ED
CAST IRON
SYSTEM
TOTAL
UNPROTECTED CATHODICALLY
PROTECTED
BARE COATED BARE COATED
MILES OF
MAIN 0 0 0 536.172 1531.122 0 0 0 0 0 2067.294
NO. OF
SERVICES 0 0 0 11813 68452 0 0 0 1 0 80266
2.MILES OF MAINS IN SYSTEM AT END OF YEAR
MATERIAL UNKNOWN 2" OR LESS OVER 2"
THRU 4"
OVER 4"
THRU 8"
OVER 8"
THRU 12"OVER 12"SYSTEM
TOTALS
STEEL 0 332.157 117.617 84.086 2.312 0 536.172
DUCTILE IRON 0 0 0 0 0 0 0
COPPER 0 0 0 0 0 0 0
CAST/WROUGHT
IRON 0 0 0 0 0 0 0
PLASTIC PVC 0 0 0 0 0 0 0
PLASTIC PE 0 1118.428 290.864 121.830 0 0 1531.122
PLASTIC ABS 0 0 0 0 0 0 0
PLASTIC OTHER 0 0 0 0 0 0 0
OTHER 0 0 0 0 0 0 0
RECONDITIONED
CAST IRON 0 0 0 0 0 0 0
TOTAL 0 1450.585 408.481 205.916 2.312 0 2067.294
Describe Other Material:
3.NUMBER OF SERVICES IN SYSTEM AT END OF YEAR AVERAGE SERVICE LENGTH: 91
MATERIAL UNKNOWN 1" OR LESS OVER 1"
THRU 2"
OVER 2"
THRU 4"
OVER 4"
THRU 8"OVER 8"SYSTEM
TOTALS
STEEL 213 11414 178 7 1 0 11813
DUCTILE IRON 0 0 0 0 0 0 0
COPPER 0 0 0 0 0 0 0
CAST/WROUGHT
IRON 0 0 0 0 0 0 0
PLASTIC PVC 0 0 0 0 0 0 0
PLASTIC PE 469 67677 291 12 3 0 68452
PLASTIC ABS 0 0 0 0 0 0 0
PLASTIC OTHER 0 0 0 0 0 0 0
OTHER 1 0 0 0 0 0 1
RECONDITIONED
CAST IRON 0 0 0 0 0 0 0
TOTAL 683 79091 469 19 4 0 80266
Describe Other Material:UNKNOWN MATERIAL
4.MILES OF MAIN AND NUMBER OF SERVICES BY DECADE OF INSTALLATION
UNKNOWN PRE-
1940 1940-1949 1950-1959 1960-1969 1970-1979 1980-1989 1990-1999 2000-2009 2010-2019 TOTAL
MILES OF
MAIN 6.217 0 0 90.830 296.034 126.308 103.772 770.980 481.464 191.689 2067.294
NUMBER
OF
SERVICES
1153 0 0 711 6513 5107 5150 29423 19416 12793 80266
PART C - TOTAL LEAKS AND HAZARDOUS LEAKS ELIMINATED/REPAIRED DURING THE YEAR
CAUSE OF LEAK MAINS SERVICES
TOTAL HAZARDOUS TOTAL HAZARDOUS
CORROSION FAILURE 0 0 1 0
NATURAL FORCE DAMAGE 0 0 7 4
EXCAVATION DAMAGE 17 17 115 113
OTHER OUTSIDE FORCE
DAMAGE 1 1 21 18
PIPE, WELD OR JOINT FAILURE 5 2 24 9
EQUIPMENT FAILURE 4 1 126 9
INCORRECT OPERATIONS 1 0 12 3
OTHER CAUSE 0 0 5 5
NUMBER OF KNOWN SYSTEM LEAKS AT END OF YEAR SCHEDULED FOR REPAIR : 74
PART D - EXCAVATION DAMAGE PART E - EXCESS FLOW VALUE (EFV) AND SERVICE VALVE DATA
1. TOTAL NUMBER OF EXCAVATION DAMAGES BY APPARENT
ROOT CAUSE: 143
Total Number Of Services with EFV Installed During Year: 1574
Estimated Number Of Services with EFV In the System At End Of Year:
15144
* Total Number of Manual Service Line Shut-off Valves Installed During
Year: 68
* Estimated Number of Services with Manual Service Line Shut-off Valves
Installed in the System at End of Year: 552
*These questions only pertain to reporting years 2017 & beyond.
a. One-Call Notification Practices Not Sufficient: 49
b. Locating Practices Not Sufficient: 16
c. Excavation Practices Not Sufficient: 71
d. Other: 7
2. NUMBER OF EXCAVATION TICKETS : 34009
PART F - LEAKS ON FEDERAL LAND PART G-PERCENT OF UNACCOUNTED FOR GAS
TOTAL NUMBER OF LEAKS ON FEDERAL LAND REPAIRED OR
SCHEDULED TO REPAIR: 0
UNACCOUNTED FOR GAS AS A PERCENT OF TOTAL CONSUMPTION
FOR THE 12 MONTHS ENDING JUNE 30 OF THE REPORTING YEAR.
[(PURCHASED GAS + PRODUCED GAS) MINUS (CUSTOMER USE +
COMPANY USE + APPROPRIATE ADJUSTMENTS)] DIVIDED BY
(CUSTOMER USE + COMPANY USE + APPROPRIATE ADJUSTMENTS)
TIMES 100 EQUALS PERCENT UNACCOUNTED FOR.
FOR YEAR ENDING 6/30: 0.37%
PART H - ADDITIONAL INFORMATION
Part C - 154 leaks were carried over from 2017: 15 were repaired in 2018, 120 were non-reportable once repaired, 17 were found not to be gas leaks
once investigated, and 2 were carried over into 2019.
PART I - PREPARER
Brian Schultz,Pipeline Integrity Program Mgr
(Preparer's Name and Title)
[phone]
(Area Code and Telephone Number)
[e-mail]
(Preparer's email address)
[phone]
(Area Code and Facsimile Number)