Topic: Planned Maintenance Impacting ESPC Legacy Production Systems

Date/Time Issued: June 30, 2026 1653Z

Product(s) or Data Impacted: A wide range of products will be impacted. Please see the list in the details section below.

Date/Time of Initial Impact: July 1, 1400Z

Date/Time of Expected End: July 1, 1600Z

Length of Outage: 120 minutes. No data will be lost, just delayed.

Details/Specifics of Change: ESPC Legacy production systems will be upgraded and rebooted as part of routine system maintenance. The outage should not result in any incomplete or lost products, but data delivery will be delayed. A detailed listing of impacts to products is shown below.

PRODUCTS UNAVAILABLE DURING MAINTENANCE
-- SSMIS TDRs, SDRs, RDRs
-- MetOp Level 1B, 1B*, Granules:
-- AMSU-A
-- AVHRR FRAC / GAC
-- DCS
-- HIRS
-- HRPT
-- MHS
-- SEM

PRODUCTS DEGRADED or UNAVAILABLE DURING MAINTENANCE
-- Coastwatch AVHRR
-- SST & Aerosols

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