# Firebolt: Major incident: US-EAST-1 Engine Operations

**Summary:** Firebolt reported a major US-EAST-1 outage from 2025-01-22 19:22 UTC to 2025-01-22 20:58 UTC, lasting 1 h 36 min. Customers could not start engines or use USE ENGINE and could encounter Develop space access and engine/account listing API issues; queries on running engines were expected to work. Firebolt deployed a fix and confirmed full restoration. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2025-01-22 19:22 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/vqw2w6jvcq6n](https://stspg.io/vqw2w6jvcq6n)
- [Company: Firebolt](https://rewindex.com/company/firebolt.md)
- Versions: before (none: first archived) → after incident\_version:147/kwx94s2lcpmf@87b94e8b6430
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ US-EAST-1 Engine Operations
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2025-01-22 19:22 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-01-22 20:58 UTC
```

**6. Added: Affected components**

```diff
+ API, Engines, Firebolt Components - API, Firebolt Components - Engines, Firebolt Components - Web Application, Web Application
```

**7. Added: Update** (investigating) · 2025-01-22 19:22 UTC

```diff
+ We’re currently experiencing an unplanned service outage that impacts the US-EAST-1 region only. As a result, you may encounter issues accessing the Develop space and receiving API call responses listing engines and accounts. Our team is actively investigating the issue and working toward a resolution. We understand the inconvenience this may cause and appreciate your patience. We will be updating the Statuspage with new information at the latest every 15 minutes.
```

**8. Added: Update** (investigating) · 2025-01-22 19:23 UTC

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

**9. Added: Update** (identified) · 2025-01-22 19:30 UTC

```diff
+ We have identified the root cause of the issue and are making significant progress toward resolving it.
```

**10. Added: Update** (identified) · 2025-01-22 19:53 UTC

```diff
+ We are still experiencing the issue and are actively working on a resolution. To clarify the impact: - You will not be able to start engines or  - you will not be able to use the USE ENGINE command. However, if you already have a running engine, queries should execute as expected. We apologize for the inconvenience and appreciate your patience as we work to resolve this as quickly as possible.
```

**11. Added: Update** (identified) · 2025-01-22 20:32 UTC

```diff
+ We are continuing to work toward a resolution and will provide an update as soon as operations are fully restored.
```

**12. Added: Update** (monitoring) · 2025-01-22 20:41 UTC

```diff
+ We’ve deployed a fix, and the situation is showing signs of improvement. We are monitoring closely as we wait for operations to stabilize further.
```

**13. Added: Update** (resolved) · 2025-01-22 20:58 UTC

```diff
+ The issue is now fully resolved and services are fully operational.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-01-22 19:22 UTC | Major incident: US-EAST-1 Engine Operations (this change) | outage |

All Firebolt changes: [timeline](https://rewindex.com/company/firebolt/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/i148b9e3066e105 · Markdown: https://rewindex.com/change/i148b9e3066e105.md · JSON: https://rewindex.com/api/v1/changes/i148b9e3066e105 · Generated 2026-10-18T02:29:46.867Z