‘utm_id’ is a key of a UTM parameter which is used to send information related to the unique identification number of your campaign to Google Analytics 4.
Its value should be a uniquely identified number like 17099389748.
We use the ‘utm_id’ UTM parameter when uploading campaign data to a GA4 property.
For example,
https://www.optimizesmart.com/introducing-predictive-marketing-stage-business-optimization/?utm_source=actionetics&utm_medium=email&utm_campaign=organic-search-analysis-ga4&utm_id=17099389&utm_term=google+analytics+4&utm_content=top+banner
The ‘utm_id’ parameter is a key requirement for importing ad cost data from non-Google advertising platforms into GA4.
It serves as a unique identifier that links uploaded cost data with GA4 session data based on campaign attribution.
Where can you find the value of the ‘utm_id’ key in GA4?
GA4 does not report on the values of the ‘utm_id’ key. This key is used just for the purpose of uploading the campaign data to GA4.
Where can you find the value of the ‘utm_id’ key in GA4 BigQuery?
You can find the value of the ‘utm_id’ key in GA4 BigQuery via the ‘manual_campaign_id‘ field under ‘collected_traffic_source‘:

How to see the value of the ‘utm_id’ parameter in GA4?
GA4 does not report on the values of the ‘utm_id’ parameter. This parameter is used just for the purpose of uploading the campaign data to GA4.

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- utm_id (Campaign ID) in Google Analytics 4.
- utm_source (campaign traffic source) in Google Analytics 4.
- utm_medium (campaign traffic medium) in Google Analytics 4.
- utm_campaign (campaign name) in Google Analytics 4.
- utm_term (campaign term) in Google Analytics 4.
- utm_content (campaign content) in Google Analytics 4.
- utm_source_platform in Google Analytics 4.
- utm_campaign_id in Google Analytics 4.
- utm_creative_format in Google Analytics 4.
- utm_marketing_tactic in Google Analytics 4.
- Filter Google Analytics 4 Reports by UTM Parameters.