County Cavan

About 40,000 homes and businesses · estimated from Census 2022

Month by month

Month	Grade	Restored in 4h	Restored by first estimate	Faults	Planned	Customers hit	Minutes lost
September 2026to 25 Sep	A	96%	60%	10	45	2,157	6.5
August 2026	A	96.1%	70.8%	27	49	7,349	8.2
July 2026from 31 Jul	–	–	–	0	0	0	0.0

Only part of July 2026 was watched, so it is not graded.

Where faults keep happening · since 31 July 2026

The places ESB names on its faults, counted over every month. A name can sit in more than one Census area, so these are not the areas listed below.

Errigal11 faultsup to 509 customers
Derrycramph4 faultsup to 1,553 customers
Bailieboro4 faultsup to 1,076 customers
Kingscourt3 faultsup to 896 customers
Ballyjamesduff2 faultsup to 1,845 customers
Finea2 faultsup to 626 customers
Killeshandra2 faultsup to 37 customers
Ballyconnell2 faultsup to 26 customers

Outage history · 131 outages

This list as a CSV file, one row per outage, times in UTC.

ErrigalPlanned · supply quality

21 customers affected · began Fri 25 Sep, 10:42 · listed for about 3 h 30 min · no end time published

BallyconnellPlanned · network upgrade

67 customers affected · began Fri 25 Sep, 10:06 · listed for about 4 h · no end time published

BailieboroPlanned · network upgrade

30 customers affected · began Fri 25 Sep, 09:33 · scheduled until 17:00 (7 h 27 min) · still listed when last checked

KingscourtFault

61 customers affected · began Thu 24 Sep, 12:54 · restored 13:21 (27 min) · 39 min earlier than ESB estimated

BailieboroPlanned · new connections

74 customers affected · began Thu 24 Sep, 10:50 · listed for about 4 h · no end time published

BailieboroPlanned · network upgrade

54 customers affected · began Thu 24 Sep, 09:49 · listed for about 7 h · no end time published

CarrigallenPlanned · supply quality

27 customers affected · began Wed 23 Sep, 13:52 · listed for about 2 h · no end time published

BallyconnellFault

26 customers affected · began Wed 23 Sep, 10:26 · restored 13:46 (3 h 20 min) · 1 h 14 min earlier than ESB estimated

BailieboroPlanned · network upgrade

135 customers affected · began Wed 23 Sep, 10:16 · listed for about 6 h 30 min · no end time published

BallyjamesduffPlanned · network upgrade

33 customers affected · began Wed 23 Sep, 09:41 · listed for about 5 h 30 min · no end time published

FineaPlanned

35 customers affected · began Wed 23 Sep, 09:10 · listed for about 6 h · no end time published

ErrigalPlanned · new connections

41 customers affected · began Tue 22 Sep, 11:01 · listed for about 3 h · no end time published

BallyjamesduffPlanned · network upgrade

41 customers affected · began Mon 21 Sep, 10:35 · scheduled until 14:00 (3 h 25 min)

BailieboroFault

1,076 customers affected · began Sat 19 Sep, 00:19 · restored 00:57 (38 min) · 33 min earlier than ESB estimated

BailieboroFault

24 customers affected · began Fri 18 Sep, 23:59 · restored Sat 19 Sep, 22:28 (22 h 29 min) · 8 h 28 min later than ESB estimated

CavanPlanned · network upgrade

57 customers affected · began Fri 18 Sep, 09:59 · listed for about 3 h · no end time published

KilleshandraPlanned · network upgrade

55 customers affected · began Fri 18 Sep, 09:49 · listed for about 5 h · no end time published

KilleshandraPlanned · network upgrade

118 customers affected · began Thu 17 Sep, 15:53 · listed for under 30 min · no end time published

VirginiaPlanned · supply quality

129 customers affected · began Thu 17 Sep, 11:09 · listed for about 5 h 30 min · no end time published

CavanPlanned · supply quality

10 customers affected · began Thu 17 Sep, 10:11 · listed for about 5 h · no end time published

ErrigalPlanned · new connections

23 customers affected · began Wed 16 Sep, 10:53 · scheduled until 16:00 (5 h 7 min)

VirginiaPlanned · supply quality

42 customers affected · began Wed 16 Sep, 10:41 · scheduled until 17:00 (6 h 19 min)

KilleshandraPlanned · network upgrade

85 customers affected · began Wed 16 Sep, 09:11 · listed for about 7 h 30 min · no end time published

BailieboroPlanned · network upgrade

47 customers affected · began Tue 15 Sep, 10:35 · listed for about 5 h · no end time published

BallyjamesduffPlanned · supply quality

58 customers affected · began Tue 15 Sep, 10:10 · listed for about 6 h · no end time published

ErrigalPlanned · network upgrade

120 customers affected · began Tue 15 Sep, 09:19 · listed for about 7 h · no end time published

FineaPlanned · network upgrade

42 customers affected · began Mon 14 Sep, 10:28 · listed for about 6 h · no end time published

KilleshandraPlanned · network upgrade

37 customers affected · began Mon 14 Sep, 09:16 · listed for about 6 h 30 min · no end time published

VirginiaFault

807 customers affected · began Sun 13 Sep, 12:31 · restored 15:15 (2 h 44 min)

VirginiaPlanned

807 customers affected · began Sun 13 Sep, 12:31 · scheduled until 15:15 (2 h 44 min)

BallyjamesduffPlanned · supply quality

40 customers affected · began Fri 11 Sep, 12:27 · listed for about 30 min · no end time published

BallyconnellPlanned · supply quality

62 customers affected · began Fri 11 Sep, 10:22 · listed for about 3 h 30 min · no end time published

BallyconnellPlanned · supply quality

24 customers affected · began Fri 11 Sep, 10:21 · listed for about 3 h 30 min · no end time published

KilleshandraPlanned · network upgrade

55 customers affected · began Fri 11 Sep, 09:35 · listed for about 3 h · no end time published

ErrigalPlanned · network upgrade

30 customers affected · began Fri 11 Sep, 09:30 · listed for about 5 h · no end time published

BallyjamesduffPlanned · new connections

11 customers affected · began Thu 10 Sep, 10:58 · listed for about 1 h · no end time published

ErrigalPlanned · network upgrade

17 customers affected · began Thu 10 Sep, 09:40 · listed for about 5 h 30 min · no end time published

FineaPlanned · line diversion

34 customers affected · began Tue 8 Sep, 10:38 · listed for about 6 h 30 min · no end time published

ErrigalPlanned · network upgrade

12 customers affected · began Tue 8 Sep, 09:48 · listed for about 5 h 30 min · no end time published

ErrigalFault

61 customers affected · began Mon 7 Sep, 18:56 · restored 19:55 (59 min) · 1 h 35 min earlier than ESB estimated

BallyjamesduffPlanned · new connections

28 customers affected · began Mon 7 Sep, 10:01 · listed for about 3 h 30 min · no end time published

ErrigalFault

40 customers affected · began Mon 7 Sep, 03:13 · restored 09:26 (6 h 13 min) · 4 h 11 min later than ESB estimated

KingscourtFault

22 customers affected · began Fri 4 Sep, 18:51 · restored Sat 5 Sep, 11:57 (17 h 6 min) · 2 h 3 min earlier than ESB estimated

KilleshandraFault

21 customers affected · began Fri 4 Sep, 18:34 · restored 20:41 (2 h 7 min) · 19 min earlier than ESB estimated

ErrigalFault

19 customers affected · began Fri 4 Sep, 16:38 · restored 18:52 (2 h 14 min) · 38 min earlier than ESB estimated

BallyconnellPlanned · supply quality

49 customers affected · began Fri 4 Sep, 11:44 · listed for about 4 h · no end time published

ErrigalPlanned · network upgrade

19 customers affected · began Fri 4 Sep, 10:12 · listed for about 6 h · no end time published

KilleshandraPlanned · supply quality

111 customers affected · began Fri 4 Sep, 09:57 · listed for about 2 h 30 min · no end time published

BailieboroPlanned · new connections

73 customers affected · began Thu 3 Sep, 11:12 · listed for about 3 h 30 min · no end time published

BallyjamesduffPlanned · network upgrade

128 customers affected · began Thu 3 Sep, 10:55 · scheduled until 17:30 (6 h 35 min)

DerrycramphPlanned · supply quality

117 customers affected · began Thu 3 Sep, 10:01 · scheduled until 17:00 (6 h 59 min)

KilleshandraPlanned · network upgrade

48 customers affected · began Wed 2 Sep, 11:12 · listed for about 6 h · no end time published

VirginiaPlanned · supply quality

148 customers affected · began Wed 2 Sep, 10:20 · listed for about 6 h · no end time published

CavanPlanned · network upgrade

40 customers affected · began Tue 1 Sep, 10:13 · listed for about 3 h 30 min · no end time published

ErrigalPlanned · new connections

18 customers affected · began Tue 1 Sep, 10:10 · listed for about 5 h · no end time published

DerrycramphFault

1,553 customers affected · began Mon 31 Aug, 18:51 · restored 19:06 (15 min) · 54 min earlier than ESB estimated

ErrigalPlanned · network upgrade

41 customers affected · began Mon 31 Aug, 11:20 · listed for about 6 h 30 min · no end time published

DerrycramphPlanned · supply quality

28 customers affected · began Mon 31 Aug, 10:12 · listed for about 4 h 30 min · no end time published

KilleshandraPlanned · supply quality

47 customers affected · began Mon 31 Aug, 09:50 · listed for about 5 h 30 min · no end time published

BailieboroFault

54 customers affected · began Sun 30 Aug, 17:59 · restored 21:08 (3 h 9 min) · 1 h 8 min later than ESB estimated

DerrycramphFault

718 customers affected · began Sat 29 Aug, 20:31 · restored 20:57 (26 min) · 1 h 3 min earlier than ESB estimated

DerrycramphFault

141 customers affected · began Sat 29 Aug, 20:30 · restored Sun 30 Aug, 12:07 (15 h 37 min) · 2 h 53 min earlier than ESB estimated

29 Aug, 20:30Outage began · 141 customers
29 Aug, 20:5750 customers still off
30 Aug, 12:07Supply restored

ErrigalFault

52 customers affected · began Sat 29 Aug, 13:08 · restored 13:57 (49 min) · 1 h 3 min earlier than ESB estimated

BallyconnellPlanned · network upgrade

51 customers affected · began Fri 28 Aug, 10:17 · scheduled until 16:30 (6 h 13 min)

FineaPlanned · supply quality

177 customers affected · began Fri 28 Aug, 10:05 · listed for about 5 h · no end time published

KilleshandraPlanned · network upgrade

41 customers affected · began Fri 28 Aug, 09:53 · listed for about 6 h · no end time published

ErrigalFault

35 customers affected · began Thu 27 Aug, 16:56 · restored 18:35 (1 h 39 min) · 25 min earlier than ESB estimated

CavanFault

21 customers affected · began Thu 27 Aug, 16:36 · restored 17:47 (1 h 11 min) · 13 min earlier than ESB estimated

VirginiaPlanned · network upgrade

134 customers affected · began Thu 27 Aug, 09:39 · listed for about 7 h 30 min · no end time published

BallyjamesduffFault

166 customers affected · began Wed 26 Aug, 20:51 · restored 22:35 (1 h 44 min) · 10 min earlier than ESB estimated

KilleshandraPlanned · network upgrade

111 customers affected · began Wed 26 Aug, 16:37 · listed for about 30 min · no end time published

26 Aug, 16:37Outage began · 111 customers
26 Aug, 17:0219 customers still off
26 Aug, 17:02Last listed

ErrigalFault

509 customers affected · began Tue 25 Aug, 17:14 · restored 17:25 (11 min) · 1 h 5 min earlier than ESB estimated

BallyconnellPlanned · network upgrade

19 customers affected · began Tue 25 Aug, 12:22 · listed for about 1 h · no end time published

ClonesPlanned · supply quality

79 customers affected · began Tue 25 Aug, 11:08 · scheduled until 17:00 (5 h 52 min)

BallyconnellPlanned · network upgrade

43 customers affected · began Tue 25 Aug, 10:11 · scheduled until 12:00 (1 h 49 min)

KilleshandraPlanned · network upgrade

27 customers affected · began Tue 25 Aug, 10:07 · scheduled until 17:30 (7 h 23 min)

CavanPlanned · network upgrade

55 customers affected · began Mon 24 Aug, 10:26 · listed for about 1 h · no end time published

KilleshandraPlanned · network upgrade

53 customers affected · began Mon 24 Aug, 10:00 · scheduled until 17:30 (7 h 30 min)

ClonesPlanned · supply quality

27 customers affected · began Mon 24 Aug, 09:25 · scheduled until 17:00 (7 h 35 min)

BallyconnellPlanned · supply quality

36 customers affected · began Mon 24 Aug, 09:04 · scheduled until 17:00 (7 h 56 min)

ErrigalFault

35 customers affected · began Sun 23 Aug, 14:39 · restored 17:36 (2 h 57 min) · 36 min later than ESB estimated

ErrigalFault

35 customers affected · began Sat 22 Aug, 01:46 · restored 08:17 (6 h 31 min) · 4 h 17 min later than ESB estimated

FineaPlanned · new connections

80 customers affected · began Fri 21 Aug, 10:59 · listed for about 4 h 30 min · no end time published

BailieboroPlanned · network upgrade

36 customers affected · began Fri 21 Aug, 10:28 · listed for about 1 h · no end time published

DerrycramphPlanned · supply quality

71 customers affected · began Fri 21 Aug, 10:22 · scheduled until 17:00 (6 h 38 min)

KilleshandraFault

37 customers affected · began Fri 21 Aug, 09:23 · off for about 6 h 30 min · no restore time published

KilleshandraPlanned

15 customers affected · began Fri 21 Aug, 09:20 · listed for about 6 h 30 min · no end time published

CavanPlanned · network upgrade

354 customers affected · began Thu 20 Aug, 11:16 · scheduled until 17:00 (5 h 44 min)

DerrycramphPlanned · supply quality

70 customers affected · began Thu 20 Aug, 10:37 · listed for about 6 h · no end time published

KilleshandraPlanned · network upgrade

28 customers affected · began Thu 20 Aug, 10:02 · listed for about 5 h 30 min · no end time published

KilleshandraPlanned

138 customers affected · began Wed 19 Aug, 10:47 · listed for about 5 h 30 min · no end time published

CavanPlanned · supply quality

171 customers affected · began Wed 19 Aug, 10:00 · listed for about 5 h 30 min · no end time published

FineaFault

626 customers affected · began Tue 18 Aug, 17:00 · restored 17:18 (18 min) · 57 min earlier than ESB estimated

18 Aug, 17:00Outage began · 626 customers
18 Aug, 17:17603 customers still off
18 Aug, 17:18Supply restored

KilleshandraPlanned

24 customers affected · began Tue 18 Aug, 10:37 · scheduled until 17:00 (6 h 23 min)

CavanPlanned · supply quality

147 customers affected · began Tue 18 Aug, 09:46 · scheduled until 17:00 (7 h 14 min)

KilleshandraPlanned

79 customers affected · began Mon 17 Aug, 10:39 · listed for about 5 h 30 min · no end time published

DerrycramphPlanned · supply quality

35 customers affected · began Mon 17 Aug, 10:07 · scheduled until 17:00 (6 h 53 min)

ErrigalFault

39 customers affected · began Sat 15 Aug, 23:28 · restored Sun 16 Aug, 01:26 (1 h 58 min) · 1 h 19 min earlier than ESB estimated

DerrycramphFault

23 customers affected · began Sat 15 Aug, 08:32 · off for about 3 h · no restore time published

VirginiaPlanned · network upgrade

41 customers affected · began Fri 14 Aug, 09:32 · listed for about 4 h 30 min · no end time published

KilleshandraPlanned · network upgrade

160 customers affected · began Thu 13 Aug, 12:13 · listed for about 4 h 30 min · no end time published

MullaghPlanned · new connections

70 customers affected · began Thu 13 Aug, 09:37 · listed for about 6 h · no end time published

CavanFault

48 customers affected · began Wed 12 Aug, 18:58 · restored 21:59 (3 h 1 min) · 59 min later than ESB estimated

KilleshandraPlanned · network upgrade

27 customers affected · began Wed 12 Aug, 14:27 · listed for about 3 h · no end time published

CavanFault

11 customers affected · began Wed 12 Aug, 13:18 · restored 13:58 (40 min) · 1 h 17 min earlier than ESB estimated

KilleshandraPlanned · network upgrade

61 customers affected · began Wed 12 Aug, 10:11 · listed for about 6 h · no end time published

KingscourtFault

896 customers affected · began Wed 12 Aug, 07:10 · restored 07:29 (19 min) · 46 min earlier than ESB estimated

BallyjamesduffPlanned · network upgrade

115 customers affected · began Tue 11 Aug, 10:58 · listed for about 5 h · no end time published

DerrycramphPlanned · supply quality

22 customers affected · began Tue 11 Aug, 10:11 · scheduled until 15:00 (4 h 49 min)

ShercockPlanned · network upgrade

76 customers affected · began Mon 10 Aug, 11:03 · listed for about 1 h 30 min · no end time published

BallyjamesduffPlanned · supply quality

57 customers affected · began Mon 10 Aug, 10:24 · listed for about 5 h 30 min · no end time published

KilleshandraPlanned · network upgrade

69 customers affected · began Mon 10 Aug, 10:23 · scheduled until 17:30 (7 h 7 min)

CavanFault

18 customers affected · began Mon 10 Aug, 09:31 · restored 11:37 (2 h 6 min) · 1 h 53 min earlier than ESB estimated

CavanFault

332 customers affected · began Mon 10 Aug, 08:04 · restored 08:11 (7 min) · 1 h 4 min earlier than ESB estimated

BallyjamesduffFault

1,845 customers affected · began Sun 9 Aug, 19:45 · restored 20:47 (1 h 2 min) · 13 min earlier than ESB estimated

9 Aug, 19:45Outage began · 1,845 customers
9 Aug, 20:02720 customers still off
9 Aug, 20:47Supply restored

BailieboroFault

12 customers affected · began Sun 9 Aug, 11:59 · restored 13:59 (2 h) · 1 h 46 min earlier than ESB estimated

ErrigalFault

25 customers affected · began Sat 8 Aug, 19:41 · restored 21:58 (2 h 17 min) · 32 min earlier than ESB estimated

MullaghPlanned · network upgrade

33 customers affected · began Fri 7 Aug, 10:33 · listed for about 3 h · no end time published

KilleshandraPlanned · network upgrade

37 customers affected · began Fri 7 Aug, 10:01 · listed for about 4 h · no end time published

CavanPlanned · supply quality

40 customers affected · began Fri 7 Aug, 09:43 · listed for about 7 h · no end time published

MullaghPlanned · network upgrade

15 customers affected · began Fri 7 Aug, 09:35 · listed for about 6 h · no end time published

KilleshandraPlanned · network upgrade

108 customers affected · began Thu 6 Aug, 13:02 · listed for about 4 h · no end time published

CavanPlanned · supply quality

47 customers affected · began Thu 6 Aug, 09:39 · scheduled until 17:00 (7 h 21 min)

ErrigalFault

20 customers affected · began Wed 5 Aug, 15:27 · restored 17:08 (1 h 41 min) · 1 h 37 min earlier than ESB estimated

ErrigalPlanned · new connections

25 customers affected · began Wed 5 Aug, 11:30 · listed for about 3 h 30 min · no end time published

KilleshandraPlanned · network upgrade

112 customers affected · began Wed 5 Aug, 09:50 · listed for about 7 h · no end time published

ArignaPlanned

25 customers affected · began Tue 4 Aug, 13:59 · listed for about 2 h · no end time published

CavanPlanned · supply quality

89 customers affected · began Tue 4 Aug, 11:11 · scheduled until 17:00 (5 h 49 min)

CavanFault

56 customers affected · began Tue 4 Aug, 09:57 · expected back by 17:00 (about 7 h) · no restore time published

BallyconnellFault

16 customers affected · began Mon 3 Aug, 23:57 · restored Tue 4 Aug, 07:14 (7 h 17 min) · 59 min later than ESB estimated

FineaFault

26 customers affected · began Mon 3 Aug, 18:10 · restored 21:35 (3 h 25 min) · 1 h 25 min earlier than ESB estimated

Areas with an outage · 61 areas

Around Ardue3 outages897 people
Around Arvagh3 outages548 people
Around Ashfield2 outages414 people
Around Bailieborough1 outage1,256 people
Around Bawnboy2 outages625 people
Around Bellananagh2 outages616 people
Around Bilberry1 outage199 people
Around Bruce Hall1 outage208 people
Around Canningstown1 outage543 people
Around Carn2 outages213 people
Around Carnagarve3 outages627 people
Around Carrafin1 outage439 people
Around Cavan Rural1 outage1,351 people
Around Cootehill Rural3 outages987 people
Around Corr3 outages284 people
Around Corraneary2 outages448 people
Around Crossdoney4 outages610 people
Around Crosskeys1 outage707 people
Around Cuttragh1 outage454 people
Around Dowra1 outage160 people
Around Drumanespick2 outages498 people
Around Drumcarn1 outage518 people
Around Drumlumman1 outage674 people
Around Drung2 outages541 people
Around Enniskeen1 outage482 people
Around Kilcogy2 outages452 people
Around Kilconny1 outage643 people
Around Kilgolagh2 outages331 people
Around Killashandra5 outages844 people
Around Killinkere2 outages503 people
Around Kilnaleck2 outages735 people
Around Knappagh2 outages487 people
Around Larah North6 outages478 people
Around Lisagoan2 outages414 people
Around Lissanover1 outage291 people
Around Loughdawan1 outage329 people
Around Milltown3 outages404 people
Around Moynehall2 outages1,262 people
Around Mullagh2 outages884 people
Around Munterconnaught1 outage1,182 people
Around Pedara Vohers/Tircahan1 outage191 people
Around Redhill2 outages468 people
Around Scrabby1 outage494 people
Around Skeagh3 outages445 people
Around Stradone1 outage855 people
Around Taghart1 outage661 people
Around Templeport1 outage277 people
Around Termon1 outage582 people
Around Tullyvin West1 outage330 people
Around Virginia5 outages1,999 people
Arvagh2 outages419 people
Bailieborough1 outage2,974 people
Ballyconnell3 outages1,422 people
Ballyhaise1 outage748 people
Ballyjamesduff4 outages2,917 people
Belturbet1 outage1,610 people
Cavan16 outages11,741 people
Cootehill1 outage1,856 people
Kingscourt3 outages2,955 people
Mullagh1 outage1,651 people
Virginia2 outages3,211 people

County Cavan

Month by month

Where faults keep happening · since 31 July 2026

Outage history · 131 outages

Areas with an outage · 61 areas

Every county