Form 8938 is filed as part of a 1040 tax return, and includes much of the same information as an FBAR. Reporting thresholds (aggregate) are:
Living outside the US, filing as single: $200,000 at year end (or $300,000 at any point during the year); filing jointly: $400,000 at year end (or $600,000 at any point during the year)
Living in the US, filing as single: $50,000 at year end (or $75,000 at any point during the year); filing jointly: $100,000 at year end (or $150,000 at any point during the year)