Caltrain
Other popular Caltrain workflows and automations
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Send an Android message when there's a new train update
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Share Caltrain updates to a Slack channel
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Get the latest Caltrain news emailed to you
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Create a Quick Google Calendar Event when there's a new train update
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Get an SMS for Late-Night Caltrain Updates
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Get a Mobile Notification for New Caltrain Updates
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Add to iOS calendar when there's a new train update
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Send an SMS when there's a new train update
Build your own Caltrain and Foobot automations
Triggers (If this)
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Pollution is high
This Trigger fires when global air pollution is higher than 50.
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New update
This trigger fires when there's a new update from Caltrain.
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New air quality reading
This Trigger fires when a new air quality reading is available.
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Knock knock
This Trigger fires every time you double tap (knock knock) on your Foobot.
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Temperature threshold is crossed
This Trigger fires every time the temperature sensor value is above or below the threshold.
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Humidity threshold is crossed
This Trigger fires every time the humidity sensor value is above or below the threshold.
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PM threshold is crossed
This Trigger fires every time the PM (particulate matter) sensor value is above or below the threshold.
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VOC threshold is crossed
This Trigger fires every time the VOC (volatile organic compound) sensor value is above or below the threshold.
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CO₂ threshold is crossed
This Trigger fires every time the CO₂ (carbon dioxid) sensor value is above or below the threshold.

Pollution is high
This Trigger fires when global air pollution is higher than 50.

New update
This trigger fires when there's a new update from Caltrain.

New air quality reading
This Trigger fires when a new air quality reading is available.

Knock knock
This Trigger fires every time you double tap (knock knock) on your Foobot.

Temperature threshold is crossed
This Trigger fires every time the temperature sensor value is above or below the threshold.

Humidity threshold is crossed
This Trigger fires every time the humidity sensor value is above or below the threshold.

PM threshold is crossed
This Trigger fires every time the PM (particulate matter) sensor value is above or below the threshold.

VOC threshold is crossed
This Trigger fires every time the VOC (volatile organic compound) sensor value is above or below the threshold.

CO₂ threshold is crossed
This Trigger fires every time the CO₂ (carbon dioxid) sensor value is above or below the threshold.
Queries (With)
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History of air quality readings
This query returns a list of new air quality readings available.
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History of updates
This query returns a list of updates from Caltrain.
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History of humidity threshold is crossed
This query returns a list of when the humidity sensor value was above or below the threshold. Note: this query will only return future events after this Applet is created.
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History of VOC threshold is crossed
This query returns a list of when the VOC (volatile organic compound) sensor value was above or below the threshold. Note: this query will only return future events after this Applet is created.
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History of PM threshold was crossed
This query returns a list of times when the PM (particulate matter) sensor value crossed a threshold. Note: this query will only return future events after this Applet is created.

History of air quality readings
This query returns a list of new air quality readings available.

History of updates
This query returns a list of updates from Caltrain.

History of humidity threshold is crossed
This query returns a list of when the humidity sensor value was above or below the threshold. Note: this query will only return future events after this Applet is created.

History of VOC threshold is crossed
This query returns a list of when the VOC (volatile organic compound) sensor value was above or below the threshold. Note: this query will only return future events after this Applet is created.

History of PM threshold was crossed
This query returns a list of times when the PM (particulate matter) sensor value crossed a threshold. Note: this query will only return future events after this Applet is created.
How to connect Caltrain and Foobot
Find or create an Applet
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Securely connect your Caltrain and Foobot accounts.Finalize and customize your Applet
Review your trigger and action settings. Your Applet is ready to go!
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