All Systems Operational

Flow Testnet Operational
Flow mainnet core components Operational
Collection Finalization Operational
Block Finalization Operational
Transaction Execution Operational
Block Sealing Operational
Flow mainnet Access APIs Operational
GRPC API Operational
GRPC Web API Operational
REST API Operational
EVM Gateway Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
May 21, 2026

No incidents reported today.

May 20, 2026

No incidents reported.

May 19, 2026

No incidents reported.

May 18, 2026
Flow Mainnet Zero Downtime Height Co-ordinated Upgrade
Completed - The scheduled maintenance has been completed.
May 18, 16:17 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
May 18, 15:00 UTC
Scheduled - Flow Mainnet will undergo a scheduled Height-Coordinated Upgrade (HCU).

This upgrade will use the new Zero-Downtime HCU method, which allows the network to be upgraded while transaction execution continues almost uninterrupted. No downtime is expected, though users may notice a brief impact lasting a few seconds during the upgrade window.

We will monitor the network closely throughout the upgrade.
May 12, 20:38 UTC
May 17, 2026

No incidents reported.

May 16, 2026

No incidents reported.

May 15, 2026

No incidents reported.

May 14, 2026
Flow Testnet Zero Downtime Height Co-ordinated Upgrade
Completed - The scheduled maintenance has been completed.
May 14, 18:59 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
May 14, 18:00 UTC
Scheduled - Flow Testnet will undergo a scheduled Height-Coordinated Upgrade (HCU).

This upgrade will use the new Zero-Downtime HCU method, which allows the network to be upgraded while transaction execution continues almost uninterrupted. No downtime is expected, though users may notice a brief impact lasting a few seconds during the upgrade window.

We will monitor the network closely throughout the upgrade.

No impact on mainnet
May 12, 20:41 UTC
May 13, 2026

No incidents reported.

May 12, 2026

No incidents reported.

May 11, 2026

No incidents reported.

May 10, 2026

No incidents reported.

May 9, 2026

No incidents reported.

May 8, 2026

No incidents reported.

May 7, 2026

No incidents reported.

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