Stack Health Score
Score = 30-day uptime − penaltiesLatency >500ms: −2 | >1000ms: −5
Outages this month: −2 each
Degradations this month: −1 each
Uptime · Latency · Incidents
Get an email when Air Quality (AirNow)'s status changes.
Free — a minute to set up, checked from 4 regions around the clock.
How many of your clients depend on Air Quality (AirNow)?
When Air Quality (AirNow) slows down, every project that depends on it feels it at once — and the first call goes to whoever shipped it. Probecast watches the sites you ship and the providers underneath them, shows which clients an outage touches and turns each month into a report your client can trust.
One provider breaks. See every client it touches.
Ordered by how many clients it hits, so you message the right people first.
Each client's site and store, checked from four regions.
US West & East, Europe and Asia — a regional outage never hides.
A monthly report under your brand, reviewed by your team before it goes out.
Uptime, incidents, traffic, revenue and support — signed off by a person.
Your team scoped per client. Every change on the record.
Freelancers see only their clients; every change lands in an append-only audit log.
Alerts land on email, Slack, push or webhooks — with the client's name on them.
98.00%
UptimePercentage of time the API was available.
Only DOWN status impacts this metric.
1.05s
Avg Latency
1,000+
APIs monitored
22
Outages
24
Degradations
This Month
About Air Quality (AirNow)'s Air Quality (AirNow)
Air Quality (AirNow)'s Air Quality (AirNow) provides air quality index data and forecasts for US locations. AirNow is a US air quality reporting service run by the EPA and partner agencies. The Air Quality (AirNow) is used by developers worldwide for air quality data, AQI, pollution forecasts, public health.
Probecast monitors the Air Quality (AirNow) from 4 global regions (US West, US East, Europe, Asia Pacific) every 5 minutes, tracking uptime, latency and regional availability. Our real-time monitoring helps developers and teams understand the current health of Air Quality (AirNow)'s Air Quality (AirNow) and get alerted the moment service degrades.
Why monitor Air Quality (AirNow)?
If your product depends on Air Quality (AirNow) for critical features, an outage on Air Quality (AirNow)'s side is an outage on your product. Probecast detects Air Quality (AirNow) incidents as they start, giving you time to communicate with customers, fall back to alternative services or pause background jobs gracefully.
Current status
As of the latest check, Air Quality (AirNow) is operational. The 30-day uptime is 98.00%, with 46 incidents recorded this month. Average response latency across all regions is 1.05s.
●Uptime History
Regional Status
US West
552ms
latency
US East
587ms
latency
Europe
921ms
latency
Asia Pacific
2.15s
latency
Latency (24h)
More United States APIs
full catalog →Live status · same monitoring as Air Quality (AirNow)
Frequently Asked Questions
Recent Incidents
API Information
Monitored Endpoint
https://www.airnowapi.org/observation/latLong/currentProvider
Category
United States
Health Check
GET request
Check Interval
Every 5 minutes