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Substack: Email analytics backup

Affected components: Writer dashboards

Timeline of updates

1. investigating2025-04-30 13:31 UTC

   We are experiencing a delay in reader activity statistics relating to email deliveries/opens. Emails continue to send as normal, though their stats are currently delayed.

2. identified2025-04-30 14:21 UTC

   We have identified the issue related to delayed statistics for email deliveries and opens. We are currently processing enqueued events and working toward full recovery.

3. identified2025-05-01 04:15 UTC

   Our engineers are backfilling missing data from the impacted time period. We'll continue to update the incident as that process completes.

4. identified2025-05-01 23:47 UTC

   At this time, email delivery statistics are accurate, but we're still in the process of backfilling email open statistics between Tuesday and Wednesday afternoon.

5. resolved2025-05-02 01:21 UTC

   All email analytics should be up to date.

Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab). Substack profile · Recent Substack incidents · Markdown · JSON