Account-level storage usage can be monitored via:
A. The Snowflake Web Interface (UI) in the Databases section
B. The Snowflake Web Interface (UI) in the Account -> Billing & Usage section
C. The Information Schema -> ACCOUNT_USAGE_HISTORY View
D. The Account Usage Schema -> ACCOUNT_USAGE_METRICS View
Reference: https://docs.snowflake.com/en/user-guide/admin-usage-billing.html