# New Relic: Major incident: Alert Irregularities in the US Region

**Summary:** New Relic reported a major degradation causing false alerts and false loss of signal notifications in the US; earlier updates also cited EU customers. The incident ran from 2025-12-18 23:30 UTC to 2025-12-19 02:21 UTC (2 h 51 min). A fix was implemented, and services returned to normal. _(machine-written, sol)_
- Kind: Major incident · Label: degradation (model (Jev))
- Changed: 2025-12-18 23:30 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/103zmk33sdjd](https://stspg.io/103zmk33sdjd)
- [Company: New Relic](https://rewindex.com/company/new-relic.md)
- Versions: before (none: first archived) → after incident\_version:283/f8ld20hltt3w@0eb24e7e59b1
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Alert Irregularities in the US Region
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2025-12-18 23:30 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-12-19 02:21 UTC
```

**6. Added: Affected components**

```diff
+ Alert Notifications : Europe - Infrastructure : Europe, Alert Notifications : US - Infrastructure : US, Infrastructure : Europe, Infrastructure : US
```

**7. Added: Update** (investigating) · 2025-12-18 23:30 UTC

```diff
+ We are investigating a potential service interruption that may impact some customers. Please continue to monitor this page for updates.
```

**8. Added: Update** (investigating) · 2025-12-18 23:52 UTC

```diff
+ Some customers in the US and EU region may experience false loss of signal alert notifications.
```

**9. Added: Update** (investigating) · 2025-12-19 00:23 UTC

```diff
+ We are continuing to investigate this issue.
```

**10. Added: Update** (investigating) · 2025-12-19 01:00 UTC

```diff
+ We are continuing to investigate this issue.
```

**11. Added: Update** (monitoring) · 2025-12-19 01:56 UTC

```diff
+ A fix has been implemented and we are monitoring the results.
```

**12. Added: Update** (resolved) · 2025-12-19 02:21 UTC

```diff
+ Between 20:30:20 UTC on December 18th and 01:57:55 UTC on December 19th, some customers in the US region may have experienced false alerts and false loss of signal alert notifications. We have investigated and resolved this service interruption and impacted services have returned to normal operations.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-12-18 23:30 UTC | Major incident: Alert Irregularities in the US Region (this change) | degradation |

All New Relic changes: [timeline](https://rewindex.com/company/new-relic/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


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Canonical: https://rewindex.com/change/i86973ff26d8819 · Markdown: https://rewindex.com/change/i86973ff26d8819.md · JSON: https://rewindex.com/api/v1/changes/i86973ff26d8819 · Generated 2026-10-18T02:29:22.336Z