The municipality of Concord is served by National Grid alone.
As of latest quarterly report (03/31/2025):
- Number of unrepaired leaks in Concord which were reported by National Grid: 94
- Total leak extent of these unrepaired leaks: 40,300 sqft
| 50 Largest Gas Leaks in Concord |
|---|
| Address | Service area | Leak extent | Survey date | Class/grade assigned | GSEP repair proposal | Leak ID |
|---|
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| 71 BARRETTS MILL RD | CONCORD | 2,400 sqft | 09/23/2024 | 08/11/2020 | | 7363076 |
| 108 BARRETTS MILL RD | CONCORD | 600 sqft | 11/13/2024 | 08/01/2019 | | 7355407 |
| 431 COMMONWEALTH AVE | CONCORD | 1,800 sqft | 09/23/2024 | 08/09/2019 | | 7355231 |
| COTTAGE ST and MAIN ST | CONCORD | 100 sqft | 11/18/2024 | 07/29/2021 | | 7369896 |
| 13 CRESCENT RD | CONCORD | 336 sqft | 09/04/2024 | 03/07/2022 | | 7373772 |
| 122 CRESCENT RD | CONCORD | 896 sqft | 05/20/2024 | 10/22/2013 | | 1403412 |
| 253 ELM ST | CONCORD | 250 sqft | 08/26/2024 | 10/19/2016 | | 7329746 |
| 1257 ELM ST | CONCORD | 450 sqft | 06/11/2024 | 09/22/2023 | | 7383825 |
| 12 EVERETT ST | CONCORD | 100 sqft | 02/15/2025 | 02/15/2025 | | 7392510 |
| 188 FAIRHAVEN RD | CONCORD | 2,000 sqft | 09/23/2024 | 01/06/2012 | Planned for CY 2024 | 716366 |
| 350 FITCHBURG TPKE | CONCORD | 1,000 sqft | 11/18/2024 | 07/17/2022 | | 7377583 |
| 422 FITCHBURG TPKE | CONCORD | 800 sqft | 02/14/2025 | 11/21/2023 | | 7385303 |
| FOREST RIDGE RD and MAIN ST | CONCORD | 1,700 sqft | 10/04/2024 | 01/15/2019 | | 7350335 |
| 41 GREAT MEADOW RD | CONCORD | 600 sqft | 06/11/2024 | 12/01/2022 | | 7378629 |
| 54 HAWTHORNE LN | CONCORD | 100 sqft | 11/18/2024 | 03/05/2024 | | 7386561 |
| 353 HAYWARD MILL RD | CONCORD | 300 sqft | 06/11/2024 | 01/02/2022 | | 7372815 |
| 20 LEXINGTON RD | CONCORD | 375 sqft | 05/20/2024 | 06/19/2012 | | 907434 |
| 858 MAIN ST | CONCORD | 390 sqft | 10/04/2024 | 08/30/2016 | | 7329011 |
| 2320 MAIN ST | CONCORD | 1,700 sqft | 10/04/2024 | 01/15/2019 | | 7350314 |
| 109 MINUTEMAN DR | CONCORD | 728 sqft | 05/20/2024 | 01/07/2013 | | 1109690 |
| 1 MONUMENT ST | CONCORD | 1,260 sqft | 09/23/2024 | 06/09/2020 | | 7362135 |
| 480 MONUMENT ST | CONCORD | 500 sqft | 06/11/2024 | 04/15/2016 | | 7325791 |
| 1100 MONUMENT ST | CONCORD | 300 sqft | 03/05/2025 | 07/20/2017 | | 7336486 |
| 1756 MONUMENT ST | CONCORD | 144 sqft | 01/30/2025 | 01/30/2025 | | 7392171 |
| 23 MUSKETAQUID RD | CONCORD | 200 sqft | 06/11/2024 | 01/12/2016 | | 7323738 |
| 343 NASHAWTUC RD | CONCORD | 5,550 sqft | 03/22/2025 | 07/15/2024 | | 7388574 |
| 357 NASHAWTUC RD | CONCORD | 1,650 sqft | 08/26/2024 | 01/26/2023 | | 7379652 |
| 140 NUT MEADOW CRSG | CONCORD | 1,680 sqft | 05/20/2024 | 07/25/2006 | | 290892 |
| OLD BEDFORD RD and VIRGINIA RD | CONCORD | 100 sqft | 08/26/2024 | 10/29/2010 | | 338982 |
| 21 OLD BRIDGE RD | CONCORD | 500 sqft | 05/08/2024 | 04/25/2012 | | 857784 |
| 1294 OLD MARLBORO RD | CONCORD | 400 sqft | 05/20/2024 | 06/23/2016 | | 7326994 |
| 817 OLD RD | CONCORD | 225 sqft | 05/08/2024 | 10/02/2010 | | 338127 |
| OLD RD and NUT MEADOW XING | CONCORD | 400 sqft | 08/26/2024 | 01/19/2017 | | 7331653 |
| 146 OLD STOW RD | CONCORD | 1,200 sqft | 05/08/2024 | 09/09/2015 | | 6590506 |
| 213 PLAINFIELD RD | CONCORD | 600 sqft | 11/18/2024 | 10/21/2019 | | 7357646 |
| POND VIEW LN and LOWELL RD | CONCORD | 225 sqft | 05/08/2024 | 06/21/2007 | | 302144 |
| 346 POWDER MILL RD | CONCORD | 680 sqft | 05/20/2024 | 06/26/2015 | | 4536589 |
| 3 RIVERSIDE AVE | CONCORD | 150 sqft | 06/11/2024 | 08/31/2023 | | 7383439 |
| 57 ROLLINGWOOD LN | CONCORD | 600 sqft | 11/15/2024 | 10/15/2019 | | 7356843 |
| 82 SHORE DR | CONCORD | 100 sqft | 06/11/2024 | 09/28/2023 | | 7384345 |
| 38 SIMON WILLARD RD | CONCORD | 200 sqft | 05/08/2024 | 08/12/2002 | | 238717 |
| 216 SUDBURY RD | CONCORD | 150 sqft | 07/09/2024 | 08/29/2016 | | 7329002 |
| 232 SUDBURY RD | CONCORD | 375 sqft | 11/15/2024 | 04/10/2012 | | 846963 |
| 1625 SUDBURY RD | CONCORD | 400 sqft | 02/19/2025 | 12/06/2006 | | 295927 |
| 76 UPLAND RD | CONCORD | 140 sqft | 09/04/2024 | 06/07/2007 | | 302477 |
| 4 WALDEN ST | CONCORD | 100 sqft | 02/02/2025 | 02/02/2025 | | 7392507 |
| 267 WALDEN ST | CONCORD | 1,500 sqft | 07/09/2024 | 10/13/2016 | | 7329718 |
| 40 WESTFORD RD | CONCORD | 150 sqft | 06/11/2024 | 12/10/2021 | | 7372300 |
| 162 WESTFORD RD | CONCORD | 100 sqft | 05/08/2024 | 05/11/2001 | | 229823 |
| 468 WESTFORD RD | CONCORD | 3,500 sqft | 07/30/2024 | 01/08/2023 | | 7379264 |
| No records to display |
Leak IDs link to full leak history