Air Quality (AirNow) — Outage
ResolvedDegradation HighApr 22, 2026, 10:57 PM · about 21 hours ago · Duration: 23min · Regions: asia
Incident Summary
Incident Summary
API Air Quality (AirNow) is currently DOWN in us-west.
Diagnostic Details
Error Type: http HTTP Status: 502 Error Message: API returned HTTP 502 Retry Attempts: 3 (all failed)
Validation Results
Validation Reason: All 3 retry attempts failed Consecutive DOWN Checks: 2 Time Between Checks: 259s
Cross-Region Impact
Also DOWN in: asia, europe, us-east Total Affected Regions: 4
Severity Assessment
Level: HIGH Multiple regions affected or critical error type detected.
Detected by Probecast Health Monitor - 2026-04-22T22:57:15.029Z
Timeline
Started
Apr 22, 2026, 10:57 PM
about 21 hours ago
Resolved
Apr 22, 2026, 11:20 PM
about 20 hours ago
Duration
23min
Evidence Logs(8 checks)
| Time | Region | Status | Latency | Code |
|---|---|---|---|---|
| Apr 22, 10:57 PM | us-west | down | 1047ms | 502 |
| Apr 22, 10:56 PM | europe | down | 10001ms | — |
| Apr 22, 10:53 PM | asia | down | 10001ms | — |
Track Air Quality (AirNow) reliability
This isn't Air Quality (AirNow)'s first incident. They had 59 incidents in the last 180 days, averaging 27 minutes of impact.
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