Is National Grid down? › Outage history
National Grid outage history
No National Grid outages recorded since we started tracking on Oct 16, 2026. Uptime from our checks: 100%.
National Grid uptime, last 90 days
Tracked since Oct 16, 2026. Updated Oct 22, 2026, 12:35 UTC.
Every National Grid problem in the last 90 days
No outages, degraded periods or maintenance recorded since Oct 16, 2026.
Day by day
| Day (UTC) | Uptime | Avg response | Worst |
|---|---|---|---|
| Oct 22, 2026 | 100% | 281 ms | Up |
| Oct 21, 2026 | 100% | 440 ms | Up |
| Oct 20, 2026 | 100% | 415 ms | Up |
| Oct 19, 2026 | 100% | 454 ms | Up |
| Oct 18, 2026 | 100% | 482 ms | Up |
| Oct 17, 2026 | 100% | 454 ms | Up |
| Oct 16, 2026 | 100% | 645 ms | Up |
National Grid outage questions
Was National Grid down today?
No. We recorded no National Grid outage, degraded period or maintenance today (Oct 22, 2026, UTC).
Was National Grid down yesterday?
No. We recorded no National Grid outage, degraded period or maintenance yesterday (Oct 21, 2026, UTC).
When was National Grid last down?
We have not recorded a National Grid problem since Oct 16, 2026.
How often does National Grid go down?
In the 7 days we have tracked it, National Grid had 0 problem periods. Uptime from our checks: 100%.
Times are UTC. Official incidents are the company's own posts. Problem periods start when the official status page or our checks first show a problem and end when the service is next found working, so durations are accurate to within a few minutes. Recent outages across all services.