Incident

Air Quality (AirNow) outage.

ResolvedDEGRADATION · HIGH

Jul 22, 2026, 03:21 AM · 5 days ago · Duration: 24min

Detected by Probecast

Incident Summary

Incident Summary

API Air Quality (AirNow) 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: 309s

Regional Analysis

Status: DOWN only in us-west (possible regional issue)

Severity Assessment

Level: HIGH Multiple regions affected or critical error type detected.


Detected by Probecast Health Monitor - 2026-07-22T03:21:18.339Z

Timeline

Started

Jul 22, 2026, 03:21 AM

5 days ago

Resolved

Jul 22, 2026, 03:45 AM

5 days ago

Duration

24min

Total downtime

Evidence Logs4 checks

TimeRegionStatusLatencyCode
Jul 22, 03:21 AMus-westdown10000ms
Jul 22, 03:16 AMus-westdown310ms502
Jul 22, 03:10 AMus-westdegraded5815ms200

Track Air Quality (AirNow) reliability

This isn't Air Quality (AirNow)'s first incident. They had 140 incidents in the last 180 days, averaging 33 minutes of impact.

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