Historical record of leak ID 12004380 (formerly 7386489, 620 GROVE ST in Newton, National Grid service area NEWTON)

History of leak ID 12004380 according quarterly leak reports
Leak IDEnd of QuarterLeak grade1Class/grade assigned2Measured leak extentRepair dateStatus4Notes from National Grid
Leak extent3Survey date
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1200438006/30/2025302/21/20241,650 sqft11/06/2024Pending
738648903/31/2025302/21/20241,650 sqft11/06/2024Pending
738648912/31/2024302/21/20241,650 sqft11/06/2024Pending
738648909/30/2024302/21/2024negligible02/21/2024Pending
738648906/30/2024302/21/2024negligible02/21/2024Pending
738648903/31/2024302/21/2024negligible02/21/2024Pending
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Elimination plan for leak ID 12004380 according to annual Service Quality (SQ) reports5
Leak IDCalendar yearDate of SQ reportLeak grade1Class/grade assigned2Environmental ImpactIncluded in GSEPRepair context and/or timeframeRepair planned by6
Barhole readingLeak extentSurvey dateDesignated G3SEI
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7386489202402/28/2025302/21/20241,650 sqft11/06/2024Non-G3SEIGSEPThrough GSEP
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Status of leak ID 12004380 according to SQ reports7
Leak IDCalendar yearDate of SQ reportLeak first identifiedLeak grade1Environmental Impact8RepairedRepair date
Barhole readingLeak extentDesignated G3SEI
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7386489202402/28/202502/21/20243N
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Footnotes:
1Grade (or class) is assigned initially, but may be up- or downgraded at a later date
2May be significantly later than the initial report date if the leak was ever up- or downgraded to a different class
3Reports before 2020 often report barhole reading, not leak extent
4Status is usually “Pending” until repair or elimination; details, if any, are in the Notes column
5G3SEI plans only provided starting in SQ report for CY 2019
6Planned repair date field is often empty in the absence of a concrete timeframe (e.g. “Through GSEP”)
7The SQ Report for CY 2014, which was the first to require leak reporting, collects unrepaired leaks from all preceding years
8Only provided from CY 2019 onward and only for repaired leaks, an elimination plan being unnecessary
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Records last updated Wed, Aug 06 2025 04:00:12 PM EDT