●Incident
TTC (Toronto) outage.
ResolvedDEGRADATION · HIGHSep 4, 2026, 11:06 PM · about 19 hours ago · Duration: 23min
Incident Summary
Incident Summary
API TTC (Toronto) is currently DOWN in us-west.
Diagnostic Details
Error Type: timeout HTTP Status: N/A Error Message: Request timeout after 10000ms Retry Attempts: 3 (all failed)
Validation Results
Validation Reason: All 3 retry attempts failed Consecutive DOWN Checks: 2 Time Between Checks: 298s
Cross-Region Impact
Also DOWN in: us-east Total Affected Regions: 2
Severity Assessment
Level: HIGH Multiple regions affected or critical error type detected.
Detected by Probecast Health Monitor - 2026-09-04T23:06:29.994Z
Timeline
●Started
Sep 4, 2026, 11:06 PM
about 19 hours ago
●Resolved
Sep 4, 2026, 11:30 PM
about 19 hours ago
●Duration
23min
Total downtime
Evidence Logs8 checks
| Time | Region | Status | Latency | Code |
|---|---|---|---|---|
| Sep 4, 11:06 PM | us-east | down | 10001ms | — |
| Sep 4, 11:06 PM | us-west | down | 10001ms | — |
| Sep 4, 11:01 PM | us-west | down | 10000ms | — |
Track TTC (Toronto) reliability
This isn't TTC (Toronto)'s first incident. They had 1570 incidents in the last 180 days, averaging 44 minutes of impact.
Related Incidents
TTC (Toronto)
Sep 5, 2026, 05:16 PM · 31min
TTC (Toronto)
Sep 5, 2026, 02:38 PM · 1h 23min
TTC (Toronto)
Sep 5, 2026, 02:01 PM · 19min
TTC (Toronto)
Sep 5, 2026, 12:31 PM · 25min
TTC (Toronto)
Sep 5, 2026, 10:56 AM · 36min