County Mayo

About 67,000 homes and businesses · estimated from Census 2022

Month by month

Month	Grade	Restored in 4h	Restored by first estimate	Faults	Over 24 h	Planned	Customers hit	Minutes lost
September 2026to 25 Sep	A	98.4%	67.3%	52	0	41	18,840	20.2
August 2026	C	86%	54.9%	89	1	41	12,116	23.9
July 2026from 31 Jul	–	–	–	0	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.

Westport27 faultsup to 709 customers
Dalton22 faultsup to 1,825 customers
Charlestown10 faultsup to 1,054 customers
Swinford10 faultsup to 663 customers
Crossmolina8 faultsup to 1,561 customers
Kiltimagh8 faultsup to 127 customers
Knockaphunta7 faultsup to 1,281 customers
Moy7 faultsup to 933 customers
Ardnaree7 faultsup to 105 customers
Belmullet6 faultsup to 1,659 customers

Outage history · 223 outages

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

Bangor ErrisFault

53 customers affected · began Fri 25 Sep, 08:37 · still out when last checked · past ESB's estimate of 11:30

CharlestownFault

78 customers affected · began Fri 25 Sep, 08:21 · restored 11:05 (2 h 44 min) · 10 min earlier than ESB estimated

BelmulletFault

27 customers affected · began Thu 24 Sep, 20:20 · restored 21:10 (50 min) · 2 h 5 min earlier than ESB estimated

DaltonFault

32 customers affected · began Wed 23 Sep, 19:21 · restored 21:32 (2 h 11 min) · 32 min later than ESB estimated

KiltimaghFault

126 customers affected · began Wed 23 Sep, 10:52 · restored 13:35 (2 h 43 min) · 55 min earlier than ESB estimated

DaltonPlanned · supply quality

11 customers affected · began Wed 23 Sep, 10:41 · listed for about 7 h · no end time published

NewportPlanned · supply quality

24 customers affected · began Wed 23 Sep, 10:14 · scheduled until 18:00 (7 h 46 min)

KiltimaghFault

127 customers affected · began Wed 23 Sep, 05:22 · off for about 2 h 30 min · no restore time published

KiltimaghFault

74 customers affected · began Tue 22 Sep, 22:54 · restored Wed 23 Sep, 01:11 (2 h 17 min) · 26 min later than ESB estimated

CharlestownFault

32 customers affected · began Tue 22 Sep, 22:29 · restored 23:30 (1 h 1 min) · 15 min earlier than ESB estimated

Bangor ErrisPlanned · supply quality

616 customers affected · began Tue 22 Sep, 22:27 · listed for about 17 h · no end time published

CharlestownFault

32 customers affected · began Tue 22 Sep, 14:07 · restored 20:18 (6 h 11 min) · 42 min earlier than ESB estimated

AchillPlanned · line diversion

100 customers affected · began Tue 22 Sep, 11:02 · listed for about 5 h · no end time published

BallinrobeFault

78 customers affected · began Tue 22 Sep, 09:07 · restored 11:06 (1 h 59 min) · 1 h 9 min earlier than ESB estimated

CharlestownFault

47 customers affected · began Tue 22 Sep, 08:42 · restored 12:06 (3 h 24 min) · 2 h 6 min later than ESB estimated

22 Sep, 08:42Outage began · 47 customers
22 Sep, 12:0132 customers still off
22 Sep, 12:06Supply restored

CharlestownFault

577 customers affected · began Tue 22 Sep, 08:32 · restored 11:27 (2 h 55 min)

22 Sep, 08:32Outage began · 577 customers
3 further updates
- 22 Sep, 09:50366 customers still off
- 22 Sep, 10:12226 customers still off
- 22 Sep, 10:2830 customers still off
22 Sep, 11:27Supply restored

SwinfordFault

638 customers affected · began Mon 21 Sep, 09:16 · restored 09:31 (15 min) · 59 min earlier than ESB estimated

DaltonFault

11 customers affected · began Sun 20 Sep, 17:56 · restored 19:35 (1 h 39 min) · 55 min earlier than ESB estimated

AchillFault

1,735 customers affected · began Sun 20 Sep, 13:50 · restored 14:37 (47 min) · 1 h 23 min earlier than ESB estimated

20 Sep, 13:50Outage began · 1,735 customers
20 Sep, 14:321,715 customers still off
20 Sep, 14:37Supply restored

AchillFault

20 customers affected · began Sun 20 Sep, 11:58 · restored 18:26 (6 h 28 min) · 2 h 4 min earlier than ESB estimated

CharlestownFault

691 customers affected · began Sun 20 Sep, 09:51 · restored 12:00 (2 h 9 min)

20 Sep, 09:51Outage began · 691 customers
2 further updates
- 20 Sep, 10:31505 customers still off
- 20 Sep, 11:58109 customers still off
20 Sep, 12:00Supply restored

BelmulletFault

1,659 customers affected · began Sun 20 Sep, 05:08 · restored 06:21 (1 h 13 min) · 1 h 9 min earlier than ESB estimated

DaltonPlanned

11 customers affected · began Sat 19 Sep, 17:35 · listed for about 1 h 30 min · no end time published

SwinfordFault

33 customers affected · began Sat 19 Sep, 10:03 · restored 12:29 (2 h 26 min) · 46 min earlier than ESB estimated

DaltonPlanned · supply quality

25 customers affected · began Fri 18 Sep, 09:45 · listed for about 5 h · no end time published

DaltonPlanned · new connections

32 customers affected · began Wed 16 Sep, 11:11 · listed for about 4 h · no end time published

WestportPlanned · supply quality

40 customers affected · began Wed 16 Sep, 10:50 · listed for about 4 h · no end time published

DaltonPlanned · supply quality

98 customers affected · began Wed 16 Sep, 09:45 · scheduled until 18:00 (8 h 15 min)

Bangor ErrisFault

141 customers affected · began Wed 16 Sep, 07:47 · restored 11:45 (3 h 58 min) · 45 min later than ESB estimated

KnockaphuntaFault

77 customers affected · began Wed 16 Sep, 07:34 · restored 08:54 (1 h 20 min) · 2 h 6 min earlier than ESB estimated

NewportFault

451 customers affected · began Tue 15 Sep, 18:01 · restored 21:34 (3 h 33 min) · 1 h 26 min earlier than ESB estimated

Repeat fault - outage 2 of 2 at this location in quick succession

15 Sep, 18:01Outage began · 451 customers
15 Sep, 19:2254 customers still off
15 Sep, 21:34Supply restored

NewportFault

451 customers affected · began Tue 15 Sep, 17:44 · restored 17:59 (15 min) · 46 min earlier than ESB estimated

Repeat fault - outage 1 of 2 at this location in quick succession

DaltonFault

529 customers affected · began Tue 15 Sep, 15:50 · restored 19:20 (3 h 30 min)

15 Sep, 15:50Outage began · 529 customers
2 further updates
- 15 Sep, 17:52297 customers still off
- 15 Sep, 18:0934 customers still off
15 Sep, 19:20Supply restored

DaltonFault

238 customers affected · began Tue 15 Sep, 15:49 · restored 16:09 (20 min) · 51 min earlier than ESB estimated

MoyFault

54 customers affected · began Tue 15 Sep, 10:55 · restored 14:06 (3 h 11 min) · 21 min later than ESB estimated

MoyPlanned · supply quality

59 customers affected · began Tue 15 Sep, 10:54 · listed for about 3 h 30 min · no end time published

KnockaphuntaPlanned · new connections

19 customers affected · began Tue 15 Sep, 10:49 · listed for about 2 h 30 min · no end time published

DaltonPlanned · supply quality

60 customers affected · began Tue 15 Sep, 09:53 · listed for about 7 h 30 min · no end time published

DaltonFault

126 customers affected · began Mon 14 Sep, 22:42 · restored Tue 15 Sep, 12:38 (13 h 56 min) · 22 min earlier than ESB estimated

14 Sep, 22:42Outage began · 126 customers
14 Sep, 23:4524 customers still off
15 Sep, 12:38Supply restored

DaltonFault

126 customers affected · began Mon 14 Sep, 22:08 · restored 22:25 (17 min) · 50 min earlier than ESB estimated

DaltonPlanned · new connections

150 customers affected · began Mon 14 Sep, 12:08 · scheduled until 16:00 (3 h 52 min)

WestportPlanned · supply quality

24 customers affected · began Mon 14 Sep, 10:51 · listed for about 30 min · no end time published

DaltonPlanned · supply quality

20 customers affected · began Mon 14 Sep, 10:05 · listed for about 6 h · no end time published

DaltonPlanned · supply quality

18 customers affected · began Mon 14 Sep, 10:00 · listed for about 7 h · no end time published

BelmulletFault

1,659 customers affected · began Sun 13 Sep, 05:00 · restored 07:07 (2 h 7 min) · 1 h 23 min earlier than ESB estimated

SwinfordFault

638 customers affected · began Sat 12 Sep, 13:01 · restored 13:16 (15 min) · 59 min earlier than ESB estimated

CrossmolinaFault

29 customers affected · began Sat 12 Sep, 09:54 · restored 10:17 (23 min) · 2 h 58 min earlier than ESB estimated

CrossmolinaFault

1,561 customers affected · began Sat 12 Sep, 09:31 · restored 09:34 (3 min) · 3 h 41 min earlier than ESB estimated

CrossmolinaFault

12 customers affected · began Sat 12 Sep, 09:27 · restored 09:36 (9 min) · 54 min earlier than ESB estimated

WestportPlanned · new connections

36 customers affected · began Fri 11 Sep, 11:01 · listed for about 30 min · no end time published

KnockaphuntaFault

1,281 customers affected · began Fri 11 Sep, 10:09 · restored 11:13 (1 h 4 min)

DaltonPlanned · supply quality

119 customers affected · began Fri 11 Sep, 09:48 · listed for about 4 h 30 min · no end time published

WindsorPlanned · new connections

34 customers affected · began Thu 10 Sep, 10:26 · listed for about 4 h 30 min · no end time published

DaltonFault

1,825 customers affected · began Wed 9 Sep, 19:25 · restored 20:09 (44 min) · 21 min earlier than ESB estimated

DaltonFault

12 customers affected · began Wed 9 Sep, 19:19 · restored Thu 10 Sep, 12:40 (17 h 21 min) · 14 h 55 min later than ESB estimated

CrossmolinaPlanned · supply quality

55 customers affected · began Wed 9 Sep, 11:39 · listed for about 3 h 30 min · no end time published

DaltonPlanned · supply quality

30 customers affected · began Wed 9 Sep, 09:37 · listed for about 6 h · no end time published

SwinfordFault

663 customers affected · began Wed 9 Sep, 09:26 · restored 09:47 (21 min) · 43 min earlier than ESB estimated

AchillPlanned · supply quality

43 customers affected · began Tue 8 Sep, 15:28 · listed for under 30 min · no end time published

KnockaphuntaFault

32 customers affected · began Tue 8 Sep, 13:12 · restored 14:43 (1 h 31 min) · 47 min earlier than ESB estimated

KnockaphuntaFault

83 customers affected · began Tue 8 Sep, 11:55 · restored 12:53 (58 min) · 52 min earlier than ESB estimated

BellacorickPlanned · line diversion

11 customers affected · began Tue 8 Sep, 11:07 · listed for about 4 h 30 min · no end time published

KnockaphuntaPlanned · new connections

10 customers affected · began Tue 8 Sep, 11:07 · listed for about 2 h 30 min · no end time published

BellacorickPlanned · line diversion

430 customers affected · began Tue 8 Sep, 10:05 · listed for about 5 h 30 min · no end time published

KnockaphuntaFault

32 customers affected · began Tue 8 Sep, 09:59 · restored 13:00 (3 h 1 min) · 4 h earlier than ESB estimated

DaltonPlanned · supply quality

24 customers affected · began Tue 8 Sep, 09:53 · listed for about 7 h · no end time published

CharlestownPlanned · supply quality

112 customers affected · began Mon 7 Sep, 11:31 · listed for about 2 h · no end time published

NewportFault

60 customers affected · began Mon 7 Sep, 11:13 · restored 11:16 (3 min)

BallinrobePlanned · new connections

17 customers affected · began Mon 7 Sep, 11:03 · listed for about 3 h 30 min · no end time published

CharlestownFault

1,054 customers affected · began Sun 6 Sep, 19:24 · restored 19:46 (22 min) · 44 min earlier than ESB estimated

KnockaphuntaFault

1,281 customers affected · began Sun 6 Sep, 16:20 · restored 18:53 (2 h 33 min) · 1 h 37 min earlier than ESB estimated

6 Sep, 16:20Outage began · 1,281 customers
6 Sep, 18:1114 customers still off
6 Sep, 18:53Supply restored

RahansFault

10 customers affected · began Sun 6 Sep, 09:16 · restored 09:44 (28 min) · 3 h 46 min earlier than ESB estimated

WestportFault

44 customers affected · began Sat 5 Sep, 10:12 · restored 10:49 (37 min) · 1 h 11 min earlier than ESB estimated

DaltonFault

13 customers affected · began Sat 5 Sep, 06:48 · restored 16:47 (9 h 59 min) · 2 h 13 min earlier than ESB estimated

SwinfordPlanned · supply quality

116 customers affected · began Fri 4 Sep, 11:19 · scheduled until 16:30 (5 h 11 min)

DaltonPlanned · supply quality

68 customers affected · began Fri 4 Sep, 09:34 · listed for about 5 h 30 min · no end time published

DaltonPlanned · supply quality

21 customers affected · began Fri 4 Sep, 09:23 · listed for about 5 h 30 min · no end time published

BallinrobeFault

34 customers affected · began Thu 3 Sep, 20:07 · restored 21:31 (1 h 24 min) · 29 min earlier than ESB estimated

CrossmolinaFault

13 customers affected · began Thu 3 Sep, 17:40 · restored 18:10 (30 min) · 2 h 20 min earlier than ESB estimated

WestportPlanned · supply quality

93 customers affected · began Thu 3 Sep, 10:44 · listed for about 3 h 30 min · no end time published

DaltonPlanned · supply quality

92 customers affected · began Thu 3 Sep, 10:42 · listed for about 6 h 30 min · no end time published

ArdnareePlanned · supply quality

106 customers affected · began Thu 3 Sep, 10:32 · listed for about 3 h · no end time published

CharlestownFault

104 customers affected · began Thu 3 Sep, 10:23 · restored 15:21 (4 h 58 min) · 39 min earlier than ESB estimated

DaltonPlanned · supply quality

32 customers affected · began Thu 3 Sep, 10:22 · listed for about 6 h · no end time published

DaltonPlanned · supply quality

19 customers affected · began Thu 3 Sep, 09:34 · listed for about 5 h 30 min · no end time published

BelmulletFault

35 customers affected · began Wed 2 Sep, 18:38 · restored 20:44 (2 h 6 min) · 46 min earlier than ESB estimated

MoyPlanned · new connections

63 customers affected · began Wed 2 Sep, 11:39 · scheduled until 16:30 (4 h 51 min)

DaltonPlanned · supply quality

70 customers affected · began Wed 2 Sep, 10:03 · scheduled until 16:00 (5 h 57 min)

BelmulletFault

13 customers affected · began Tue 1 Sep, 16:10 · restored 18:28 (2 h 18 min) · 47 min earlier than ESB estimated

BallinrobePlanned · new connections

20 customers affected · began Tue 1 Sep, 11:11 · listed for about 3 h · no end time published

BelmulletPlanned · supply quality

188 customers affected · began Tue 1 Sep, 11:03 · listed for about 5 h · no end time published

WestportPlanned · line diversion

291 customers affected · began Tue 1 Sep, 10:44 · listed for about 4 h 30 min · no end time published

SwinfordFault

89 customers affected · began Tue 1 Sep, 10:07 · restored 13:00 (2 h 53 min) · 15 min earlier than ESB estimated

DaltonFault

91 customers affected · began Sun 30 Aug, 17:05 · restored 18:49 (1 h 44 min)

DaltonFault

47 customers affected · began Sun 30 Aug, 16:54 · restored 18:59 (2 h 5 min)

DaltonFault

54 customers affected · began Sun 30 Aug, 16:43 · restored 19:36 (2 h 53 min) · 39 min earlier than ESB estimated

WestportFault

23 customers affected · began Sun 30 Aug, 08:30 · restored 10:57 (2 h 27 min) · 18 min earlier than ESB estimated

DaltonFault

966 customers affected · began Sat 29 Aug, 17:25 · restored 17:46 (21 min) · 44 min earlier than ESB estimated

BallinrobeFault

41 customers affected · began Sat 29 Aug, 16:13 · restored 17:58 (1 h 45 min) · 32 min earlier than ESB estimated

WestportFault

42 customers affected · began Sat 29 Aug, 12:10 · restored 13:30 (1 h 20 min) · 30 min earlier than ESB estimated

MoyFault

48 customers affected · began Thu 27 Aug, 12:45 · restored 15:42 (2 h 57 min) · 1 h 18 min earlier than ESB estimated

CongPlanned · supply quality

176 customers affected · began Thu 27 Aug, 11:30 · listed for about 4 h 30 min · no end time published

NewportPlanned · new connections

32 customers affected · began Wed 26 Aug, 11:22 · listed for about 3 h · no end time published

WindsorPlanned · supply quality

59 customers affected · began Wed 26 Aug, 10:55 · listed for about 3 h 30 min · no end time published

Turlough RoadPlanned · new connections

12 customers affected · began Tue 25 Aug, 10:40 · listed for about 5 h · no end time published

DaltonPlanned · supply quality

29 customers affected · began Tue 25 Aug, 10:35 · listed for about 4 h · no end time published

KiltimaghFault

36 customers affected · began Mon 24 Aug, 19:25 · restored 21:38 (2 h 13 min) · 8 min later than ESB estimated

KiltimaghPlanned · supply quality

41 customers affected · began Mon 24 Aug, 11:10 · listed for about 3 h 30 min · no end time published

WestportPlanned · supply quality

16 customers affected · began Mon 24 Aug, 10:55 · listed for about 3 h 30 min · no end time published

NewportFault

27 customers affected · began Sun 23 Aug, 08:59 · restored 12:38 (3 h 39 min) · 1 h 8 min later than ESB estimated

KnockaphuntaFault

1,281 customers affected · began Sat 22 Aug, 13:19 · restored 13:29 (10 min) · 1 h 1 min earlier than ESB estimated

MoyFault

20 customers affected · began Sat 22 Aug, 03:08 · restored 12:53 (9 h 45 min) · 1 h 7 min earlier than ESB estimated

MoyFault

760 customers affected · began Fri 21 Aug, 13:00 · restored 13:12 (12 min) · 1 h 3 min earlier than ESB estimated

CharlestownPlanned · network improvement

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

Turlough RoadPlanned · supply quality

129 customers affected · began Fri 21 Aug, 11:08 · listed for about 3 h 30 min · no end time published

CrossmolinaFault

12 customers affected · began Thu 20 Aug, 09:27 · expected back by 19:15 (about 10 h) · no restore time published

WestportPlanned · supply quality

30 customers affected · began Wed 19 Aug, 10:27 · listed for about 1 h · no end time published

WestportPlanned · supply quality

211 customers affected · began Tue 18 Aug, 14:07 · listed for about 2 h 30 min · no end time published

CrossmolinaPlanned · supply quality

65 customers affected · began Tue 18 Aug, 11:10 · listed for about 1 h 30 min · no end time published

WestportFault

98 customers affected · began Tue 18 Aug, 11:01 · restored 12:15 (1 h 14 min) · 45 min earlier than ESB estimated

WestportPlanned · supply quality

153 customers affected · began Tue 18 Aug, 10:04 · listed for about 6 h 30 min · no end time published

RahansFault

13 customers affected · began Tue 18 Aug, 05:08 · restored 09:27 (4 h 19 min) · 12 min later than ESB estimated

WestportPlanned

146 customers affected · began Mon 17 Aug, 15:34 · listed for about 30 min · no end time published

BallinrobePlanned · supply quality

71 customers affected · began Mon 17 Aug, 11:07 · listed for about 2 h · no end time published

SwinfordFault

26 customers affected · began Sun 16 Aug, 20:21 · restored 23:50 (3 h 29 min) · 1 h 10 min earlier than ESB estimated

BallyhaunisPlanned

74 customers affected · began Sun 16 Aug, 09:04 · listed for about 4 h · no end time published

BellacorickFault

13 customers affected · began Sun 16 Aug, 01:01 · restored 13:41 (12 h 40 min) · 1 h 56 min later than ESB estimated

BallyhaunisFault

91 customers affected · began Fri 14 Aug, 15:24 · restored 18:25 (3 h 1 min) · 5 min earlier than ESB estimated

ArdnareeFault

12 customers affected · began Fri 14 Aug, 11:13 · restored 13:40 (2 h 27 min) · 1 h 35 min earlier than ESB estimated

BallinrobePlanned · supply quality

52 customers affected · began Fri 14 Aug, 11:08 · listed for about 3 h · no end time published

BallinrobePlanned

37 customers affected · began Fri 14 Aug, 10:18 · listed for about 4 h 30 min · no end time published

BallinrobePlanned

31 customers affected · began Fri 14 Aug, 10:17 · listed for about 4 h 30 min · no end time published

ArdnareeFault

105 customers affected · began Fri 14 Aug, 09:03 · restored 10:13 (1 h 10 min) · 1 h 47 min earlier than ESB estimated

DaltonPlanned

88 customers affected · began Fri 14 Aug, 08:05 · listed for about 8 h 30 min · no end time published

BallinrobePlanned · supply quality

70 customers affected · began Thu 13 Aug, 11:42 · listed for about 4 h · no end time published

BallinrobePlanned

15 customers affected · began Thu 13 Aug, 10:32 · listed for about 5 h 30 min · no end time published

CongPlanned · line diversion

76 customers affected · began Thu 13 Aug, 10:30 · listed for about 4 h 30 min · no end time published

NewportFault

590 customers affected · began Wed 12 Aug, 20:44 · restored 21:02 (18 min) · 43 min earlier than ESB estimated

NewportFault

79 customers affected · began Wed 12 Aug, 18:31 · off for about 2 h 30 min · no restore time published

MoyFault

69 customers affected · began Wed 12 Aug, 13:24 · restored 15:45 (2 h 21 min) · 1 h 45 min earlier than ESB estimated

MoyFault

933 customers affected · began Wed 12 Aug, 13:15 · restored 16:40 (3 h 25 min)

12 Aug, 13:15Outage began · 933 customers
12 Aug, 14:18113 customers still off
12 Aug, 16:40Supply restored

MoyFault

113 customers affected · began Wed 12 Aug, 12:48 · off for about 2 h 30 min · no restore time published

DaltonPlanned · new connections

74 customers affected · began Wed 12 Aug, 11:11 · scheduled until 16:00 (4 h 49 min)

KiltimaghPlanned · supply quality

43 customers affected · began Wed 12 Aug, 10:42 · scheduled until 16:00 (5 h 18 min)

SwinfordPlanned · line diversion

88 customers affected · began Wed 12 Aug, 10:03 · scheduled until 16:00 (5 h 57 min)

WestportFault

42 customers affected · began Wed 12 Aug, 08:25 · restored 10:10 (1 h 45 min) · 5 min earlier than ESB estimated

KiltimaghFault

127 customers affected · began Tue 11 Aug, 20:04 · restored 20:47 (43 min) · 1 h 13 min earlier than ESB estimated

BallinrobePlanned · new connections

63 customers affected · began Tue 11 Aug, 11:16 · listed for about 5 h · no end time published

KiltimaghPlanned · supply quality

127 customers affected · began Tue 11 Aug, 10:41 · scheduled until 16:30 (5 h 49 min)

DaltonFault

22 customers affected · began Mon 10 Aug, 22:10 · restored 22:46 (36 min) · 44 min earlier than ESB estimated

ArdnareeFault

12 customers affected · began Mon 10 Aug, 17:13 · restored 19:40 (2 h 27 min) · 1 h 35 min earlier than ESB estimated

WestportFault

709 customers affected · began Mon 10 Aug, 12:16 · restored 17:55 (5 h 39 min) · 3 h 5 min earlier than ESB estimated

10 Aug, 12:16Outage began · 709 customers
2 further updates
- 10 Aug, 13:34354 customers still off
- 10 Aug, 14:0364 customers still off
10 Aug, 17:55Supply restored

KiltimaghPlanned · supply quality

11 customers affected · began Mon 10 Aug, 11:23 · scheduled until 16:00 (4 h 37 min)

WestportPlanned · supply quality

436 customers affected · began Mon 10 Aug, 10:26 · listed for under 30 min · no end time published

CharlestownFault

166 customers affected · began Mon 10 Aug, 10:04 · restored 10:21 (17 min) · 54 min earlier than ESB estimated

DaltonFault

13 customers affected · began Sun 9 Aug, 21:46 · restored 23:39 (1 h 53 min) · 9 min later than ESB estimated

BelmulletFault

11 customers affected · began Sun 9 Aug, 18:47 · off for about 2 h · no restore time published

CrossmolinaFault

69 customers affected · began Fri 7 Aug, 11:21 · restored Mon 10 Aug, 09:00 (3 days) · 2 days later than ESB estimated

NewportPlanned

43 customers affected · began Fri 7 Aug, 10:53 · listed for about 2 h · no end time published

Turlough RoadPlanned · supply quality

53 customers affected · began Fri 7 Aug, 10:53 · listed for about 5 h · no end time published

KiltimaghPlanned · supply quality

20 customers affected · began Fri 7 Aug, 10:36 · listed for about 4 h · no end time published

KiltimaghFault

10 customers affected · began Thu 6 Aug, 20:18 · restored Fri 7 Aug, 15:11 (18 h 53 min) · 1 h 4 min earlier than ESB estimated

ArdnareePlanned · supply quality

105 customers affected · began Thu 6 Aug, 11:27 · listed for about 2 h 30 min · no end time published

BallinrobePlanned · line diversion

78 customers affected · began Thu 6 Aug, 11:25 · listed for about 2 h 30 min · no end time published

SwinfordPlanned · supply quality

53 customers affected · began Thu 6 Aug, 11:06 · scheduled until 16:00 (4 h 54 min)

KiltimaghPlanned · supply quality

29 customers affected · began Thu 6 Aug, 10:40 · listed for about 2 h 30 min · no end time published

CrossmolinaFault

12 customers affected · began Wed 5 Aug, 21:01 · restored 23:19 (2 h 18 min) · 41 min earlier than ESB estimated

AchillFault

28 customers affected · began Wed 5 Aug, 17:24 · restored 21:29 (4 h 5 min) · 1 h 1 min earlier than ESB estimated

5 Aug, 17:24Outage began · 28 customers
5 Aug, 20:3011 customers still off
5 Aug, 21:29Supply restored

CrossmolinaPlanned · new connections

64 customers affected · began Wed 5 Aug, 11:19 · scheduled until 16:00 (4 h 41 min)

CongPlanned · supply quality

16 customers affected · began Wed 5 Aug, 11:06 · scheduled until 16:00 (4 h 54 min)

WindsorPlanned · supply quality

45 customers affected · began Wed 5 Aug, 10:24 · listed for about 4 h · no end time published

DaltonFault

13 customers affected · began Tue 4 Aug, 19:11 · restored 21:04 (1 h 53 min) · 11 min earlier than ESB estimated

SwinfordFault

26 customers affected · began Tue 4 Aug, 18:09 · restored 20:02 (1 h 53 min) · 58 min earlier than ESB estimated

WestportFault

47 customers affected · began Tue 4 Aug, 17:17 · restored 18:23 (1 h 6 min) · 1 h 37 min earlier than ESB estimated

AchillFault

11 customers affected · began Tue 4 Aug, 17:08 · restored Wed 5 Aug, 13:02 (19 h 54 min) · 1 h 28 min earlier than ESB estimated

DaltonFault

117 customers affected · began Tue 4 Aug, 15:17 · restored 17:24 (2 h 7 min)

4 Aug, 15:17Outage began · 109 customers
2 further updates
- 4 Aug, 16:02117 customers still off
- 4 Aug, 16:3816 customers still off
4 Aug, 17:24Supply restored

WestportFault

61 customers affected · began Tue 4 Aug, 13:02 · restored 14:18 (1 h 16 min) · 57 min earlier than ESB estimated

KiltimaghFault

40 customers affected · began Tue 4 Aug, 12:43 · restored 17:42 (4 h 59 min)

CrossmolinaPlanned · supply quality

12 customers affected · began Tue 4 Aug, 12:07 · listed for about 2 h 30 min · no end time published

DaltonFault

29 customers affected · began Tue 4 Aug, 12:06 · restored 13:40 (1 h 34 min) · 35 min earlier than ESB estimated

WestportFault

10 customers affected · began Tue 4 Aug, 11:47 · restored 18:28 (6 h 41 min) · 32 min earlier than ESB estimated

WestportFault

14 customers affected · began Tue 4 Aug, 11:15 · restored 16:22 (5 h 7 min) · 7 min later than ESB estimated

DaltonFault

235 customers affected · began Tue 4 Aug, 11:00 · off for about 1 h · no restore time published

Repeat fault - outage 2 of 2 at this location in quick succession

CharlestownFault

1,053 customers affected · began Tue 4 Aug, 10:25 · restored 10:42 (17 min) · 48 min earlier than ESB estimated

WestportFault

50 customers affected · began Tue 4 Aug, 10:16 · restored 11:12 (56 min) · 1 h 3 min earlier than ESB estimated

WestportFault

123 customers affected · began Tue 4 Aug, 09:39 · restored 10:36 (57 min) · 54 min earlier than ESB estimated

ArdnareeFault

25 customers affected · began Tue 4 Aug, 09:35 · off for about 3 h · no restore time published

WestportFault

44 customers affected · began Tue 4 Aug, 09:31 · restored 12:05 (2 h 34 min) · 5 min later than ESB estimated

ArdnareeFault

44 customers affected · began Tue 4 Aug, 08:43 · restored 11:30 (2 h 47 min) · 30 min earlier than ESB estimated

WestportFault

30 customers affected · began Tue 4 Aug, 08:35 · restored 14:16 (5 h 41 min) · 1 h 44 min earlier than ESB estimated

WestportFault

16 customers affected · began Tue 4 Aug, 08:29 · restored 12:28 (3 h 59 min)

ArdnareeFault

30 customers affected · began Tue 4 Aug, 08:27 · restored 12:54 (4 h 27 min) · 2 h 51 min earlier than ESB estimated

CrossmolinaFault

38 customers affected · began Tue 4 Aug, 08:17 · restored 15:05 (6 h 48 min) · 1 h 55 min earlier than ESB estimated

BellacorickFault

13 customers affected · began Tue 4 Aug, 08:14 · restored 18:00 (9 h 46 min) · 2 h 45 min earlier than ESB estimated

Tuam NorthFault

39 customers affected · began Tue 4 Aug, 07:49 · restored 10:19 (2 h 30 min) · 34 min later than ESB estimated

DaltonFault

722 customers affected · began Tue 4 Aug, 07:40 · restored 10:46 (3 h 6 min) · 2 h 1 min later than ESB estimated

Repeat fault - outage 1 of 2 at this location in quick succession

SwinfordFault

17 customers affected · began Tue 4 Aug, 07:34 · restored 12:53 (5 h 19 min) · 2 h 53 min later than ESB estimated

WestportFault

17 customers affected · began Tue 4 Aug, 07:22 · restored 12:04 (4 h 42 min) · 11 min earlier than ESB estimated

SwinfordFault

11 customers affected · began Tue 4 Aug, 07:18 · restored 12:54 (5 h 36 min) · 2 h 54 min later than ESB estimated

BallinrobeFault

15 customers affected · began Tue 4 Aug, 07:14 · restored 08:59 (1 h 45 min) · 1 h 46 min earlier than ESB estimated

WestportFault

50 customers affected · began Tue 4 Aug, 07:11 · restored 10:01 (2 h 50 min) · 2 h 14 min earlier than ESB estimated

WestportFault

29 customers affected · began Tue 4 Aug, 07:09 · restored 16:23 (9 h 14 min) · 7 min earlier than ESB estimated

WestportFault

58 customers affected · began Tue 4 Aug, 07:03 · restored 10:58 (3 h 55 min) · 1 h 32 min earlier than ESB estimated

AchillFault

28 customers affected · began Tue 4 Aug, 07:01 · restored 16:05 (9 h 4 min) · 1 h 10 min earlier than ESB estimated

4 Aug, 07:01Outage began · 28 customers
4 Aug, 11:3011 customers still off
4 Aug, 16:05Supply restored

ArdnareeFault

25 customers affected · began Tue 4 Aug, 06:53 · restored 08:09 (1 h 16 min) · 1 h 51 min earlier than ESB estimated

CongFault

32 customers affected · began Tue 4 Aug, 06:42 · restored 12:35 (5 h 53 min) · 2 h 55 min earlier than ESB estimated

BellacorickFault

210 customers affected · began Tue 4 Aug, 06:39 · restored 06:55 (16 min) · 50 min earlier than ESB estimated

WestportFault

12 customers affected · began Tue 4 Aug, 06:38 · restored 09:59 (3 h 21 min) · 2 h 31 min earlier than ESB estimated

KiltimaghFault

74 customers affected · began Tue 4 Aug, 06:25 · restored 08:41 (2 h 16 min) · 1 h 49 min earlier than ESB estimated

CongFault

31 customers affected · began Tue 4 Aug, 06:23 · restored 12:36 (6 h 13 min) · 1 h 54 min earlier than ESB estimated

BallinrobeFault

26 customers affected · began Tue 4 Aug, 06:09 · restored 08:57 (2 h 48 min) · 1 h 18 min earlier than ESB estimated

WestportFault

42 customers affected · began Tue 4 Aug, 06:08 · restored 11:13 (5 h 5 min) · 2 h 47 min earlier than ESB estimated

DaltonFault

278 customers affected · began Tue 4 Aug, 06:05 · restored 18:52 (12 h 47 min)

4 Aug, 06:05Outage began · 278 customers
2 further updates
- 4 Aug, 12:03135 customers still off
- 4 Aug, 15:1518 customers still off
4 Aug, 18:52Supply restored

BallinrobeFault

105 customers affected · began Tue 4 Aug, 06:03 · restored 18:30 (12 h 27 min) · 1 h 30 min later than ESB estimated

4 Aug, 06:03Outage began · 102 customers
3 further updates
- 4 Aug, 13:02105 customers still off
- 4 Aug, 17:0283 customers still off
- 4 Aug, 18:2935 customers still off
4 Aug, 18:30Supply restored

CongFault

51 customers affected · began Tue 4 Aug, 05:39 · restored 12:35 (6 h 56 min) · 1 h 55 min earlier than ESB estimated

4 Aug, 05:39Outage began · 25 customers
4 Aug, 07:0251 customers still off
4 Aug, 12:35Supply restored

WestportFault

13 customers affected · began Tue 4 Aug, 05:37 · restored 09:18 (3 h 41 min) · 27 min earlier than ESB estimated

WestportFault

185 customers affected · began Tue 4 Aug, 05:36 · restored 09:15 (3 h 39 min) · 3 h 30 min earlier than ESB estimated

WestportFault

234 customers affected · began Tue 4 Aug, 05:35 · restored 09:27 (3 h 52 min) · 3 h 18 min earlier than ESB estimated

WestportFault

96 customers affected · began Tue 4 Aug, 05:28 · restored 09:26 (3 h 58 min) · 19 min earlier than ESB estimated

WestportFault

48 customers affected · began Tue 4 Aug, 05:27 · restored 08:29 (3 h 2 min) · 1 h 16 min earlier than ESB estimated

WestportFault

709 customers affected · began Tue 4 Aug, 05:21 · restored 08:25 (3 h 4 min) · 1 h 20 min earlier than ESB estimated

4 Aug, 05:21Outage began · 709 customers
4 Aug, 08:03112 customers still off
4 Aug, 08:25Supply restored

DaltonFault

65 customers affected · began Sat 1 Aug, 17:21 · restored 18:50 (1 h 29 min) · 10 min earlier than ESB estimated

SwinfordFault

14 customers affected · began Sat 1 Aug, 11:20 · restored 12:32 (1 h 12 min) · 2 h 58 min earlier than ESB estimated

Areas with an outage · 100 areas

Around Achill2 outages798 people
Around Addergoole1 outage700 people
Around Aghagower North2 outages1,070 people
Around Aghagower South1 outage110 people
Around Aillemore1 outage367 people
Around An Geata Mór Theas1 outage881 people
Around An Geata Mór Thuaidh3 outages1,014 people
Around Ardnaree North3 outages634 people
Around Ardnaree South Rural3 outages785 people
Around Attymass West1 outage273 people
Around Balla5 outages801 people
Around Ballina Rural1 outage1,936 people
Around Ballinafad3 outages621 people
Around Ballinamore2 outages342 people
Around Ballindine1 outage449 people
Around Ballycroy North1 outage285 people
Around Ballycroy South3 outages332 people
Around Ballyhaunis1 outage758 people
Around Ballyhean1 outage640 people
Around Ballyhowly2 outages479 people
Around Ballynagoraher1 outage347 people
Around Ballysakeery1 outage620 people
Around Bellavary4 outages893 people
Around Belmullet1 outage1,101 people
Around Brackloon1 outage655 people
Around Breaghwy2 outages1,514 people
Around Burriscarra1 outage453 people
Around Carrowmore1 outage896 people
Around Claremorris4 outages883 people
Around Clogher1 outage1,566 people
Around Cloonkeen1 outage779 people
Around Cloonmore3 outages434 people
Around Cong2 outages994 people
Around Coonard5 outages306 people
Around Crossboyne2 outages600 people
Around Crossmolina South1 outage510 people
Around Cuildoo1 outage357 people
Around Culnacleha1 outage483 people
Around Dalgan1 outage807 people
Around Deel2 outages491 people
Around Derryloughan2 outages663 people
Around Drummin1 outage182 people
Around Emlagh3 outages331 people
Around Erriff1 outage112 people
Around Garrymore5 outages473 people
Around Glenamoy2 outages209 people
Around Glencastle2 outages499 people
Around Hollymount4 outages867 people
Around Houndswood2 outages659 people
Around Islandeady5 outages1,079 people
Around Kilbeagh5 outages627 people
Around Kilcolman1 outage455 people
Around Kilcommon6 outages676 people
Around Kilfian East1 outage242 people
Around Killala1 outage738 people
Around Killavally2 outages518 people
Around Killedan9 outages687 people
Around Kilmaine1 outage813 people
Around Kilmeena4 outages1,616 people
Around Kilmovee2 outages660 people
Around Kilsallagh2 outages575 people
Around Kiltamagh1 outage394 people
Around Knocknalower1 outage768 people
Around Loughanboy1 outage323 people
Around Louisburgh6 outages750 people
Around Mayo2 outages437 people
Around Meelick3 outages541 people
Around Mount Falcon5 outages1,300 people
Around Murneen4 outages372 people
Around Neale2 outages879 people
Around Newbrook2 outages554 people
Around Owennadornaun/Bundorragha1 outage159 people
Around Portroyal1 outage603 people
Around Roslee1 outage443 people
Around Sallymount1 outage509 people
Around Sheskin/Bunaveela/Glenco3 outages158 people
Around Slievemahanagh6 outages525 people
Around Strade1 outage647 people
Around Swineford2 outages1,170 people
Around Tagheen1 outage187 people
Around Tawnynagry1 outage378 people
Around Tumgesh1 outage350 people
Around Turlough1 outage1,181 people
Around Westport Rural3 outages1,119 people
Ballina1 outage10,556 people
Ballindine1 outage468 people
Ballinrobe1 outage3,148 people
Bohola2 outages143 people
Béal An Mhuirthead2 outages1,042 people
Castlebar4 outages13,054 people
Charlestown-Bellahy1 outage1,172 people
Claremorris1 outage3,857 people
Crossmolina5 outages1,134 people
Foxford3 outages1,452 people
Keel-Dooagh1 outage567 people
Kilmaine2 outages201 people
Kiltimagh2 outages1,232 people
Knock4 outages1,029 people
Louisburgh5 outages367 people
Newport3 outages815 people

County Mayo

Month by month

Where faults keep happening · since 31 July 2026

Outage history · 223 outages

Areas with an outage · 100 areas

Every county