Send a notification when CO2 emissions are low
Other popular Green Light Signal workflows and automations
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Add iOS Reminder when CO2 level is low
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Log low CO2 events to Google Sheets
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Send mobile notification when CO2 level is low
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Update Pushcut Widget for HomeKit When CO2 Is Low
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Get an SMS when CO2 levels are safe with Green Light Signal
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Turn LIFX lights green when CO2 levels are low
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Create a Google Calendar event when CO2 level is low
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Send an Email When CO2 Levels Are Low with Green Light Signal
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Automate Green Light Signal and King County Metro from your AI assistant
Ask Copilot to create Green Light Signal applets with IFTTT MCP and automate actions when CO2 emissions dip low in your region.
Set up IFTTT MCP
Create your own Green Light Signal and King County Metro workflow
Create custom workflows effortlessly by selecting triggers, queries, and actions. With IFTTT, it's simple: “If this” trigger happens, “then that” action follows. Streamline tasks and save time with automated workflows that work for you.
15 triggers, queries, and actions
If CO2 Level Is Low
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when CO2 Emissions level is low
New metro alert from King County Metro
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when there is a new announcement about significant disruptions to bus service.
New service alert on Rapid Ride A line
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when there is a new service alert on Rapid Ride A line.
New service alert on Rapid Ride B line
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when there is a new service alert on Rapid Ride B line.
New service alert on Rapid Ride C line
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when there is a new service alert on Rapid Ride C line.
New service alert on Rapid Ride D line
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when there is a new service alert on Rapid Ride D line.
New service alert on Rapid Ride E line
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when there is a new service alert on Rapid Ride E line.
New service alert on Rapid Ride F line
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when there is a new service alert on Rapid Ride F line.
History of metro alerts from King County Metro
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent announcements about significant disruptions to bus service.
History of service alert on Rapid Ride A line
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent service alerts on Rapid Ride A line.
History of service alert on Rapid Ride B line
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent service alerts on Rapid Ride B line.
History of service alert on Rapid Ride C line
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent service alerts on Rapid Ride C line.
History of service alert on Rapid Ride D line
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent service alerts on Rapid Ride D line.
History of service alert on Rapid Ride E line
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent service alerts on Rapid Ride E line.
History of service alert on Rapid Ride F line
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent service alerts on Rapid Ride F line.
History of metro alerts from King County Metro
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent announcements about significant disruptions to bus service.
History of service alert on Rapid Ride A line
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent service alerts on Rapid Ride A line.
History of service alert on Rapid Ride B line
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent service alerts on Rapid Ride B line.
History of service alert on Rapid Ride C line
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent service alerts on Rapid Ride C line.
History of service alert on Rapid Ride D line
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent service alerts on Rapid Ride D line.
History of service alert on Rapid Ride E line
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent service alerts on Rapid Ride E line.
History of service alert on Rapid Ride F line
Query
A query lets your Applet retrieve extra data that isn't included in the trigger, so that your automation can include more complete or useful information.
This query returns a list of recent service alerts on Rapid Ride F line.
If CO2 Level Is Low
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when CO2 Emissions level is low
New metro alert from King County Metro
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when there is a new announcement about significant disruptions to bus service.
New service alert on Rapid Ride A line
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when there is a new service alert on Rapid Ride A line.
New service alert on Rapid Ride B line
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when there is a new service alert on Rapid Ride B line.
New service alert on Rapid Ride C line
Polling trigger
Polling Applets run after IFTTT reaches out to the trigger service and finds a new trigger event. These trigger checks occur every 5 minutes for Pro and Pro+ users, and every hour for Free users.
This trigger fires when there is a new service alert on Rapid Ride C line.
GET STARTED
How to connect to a Green Light Signal automation
Find an automation using Green Light Signal
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Review trigger and action settings, and click connect. Simple as that!Upgrade your automations with
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