MOPITT Anomaly: On August 11, 2024, at approximately 19:00 UTC, the Terra Measurement of Pollution in The Troposphere (MOPITT) Pressure Modulation Cell 2 (PMC-2) motor current and amplitude started to fluctuate, corrupting science. MOPITT remains in Science Mode however, science is degraded with PMC-2 turned off. Terra spacecraft and other instruments continue to operate nominally.
Delivery of new Suomi NPP data ceases on Nov. 2, 2026. Users should transition to alternative products.
Suomi NPP data announcement