Topic: Decommissioning of GOES-R Volcanic Ash Products

Date/Time Issued: August 25, 2020 1730 UTC

Product(s) or Data Impacted: Termination of 2km Full Disk Volcanic Ash products

Date/Time of Initial Impact: December 2, 2020 XXXX UTC

Date/Time of Expected End: N/A (New status to persist indefinitely)

Length of Event/Outage: N/A (New status to persist indefinitely)


Details/Specifics of Change: 

NESDIS plans to discontinue the production of the operational 2km resolution GOES-R Volcanic Ash Detection and Height product. National Weather Service has not found an operational need for this product and not other NOAA operational user has been identified. Forecasters at the Volcanic Ash Advisory Centers (VAACs) have found it adequate to use a combination of the CIMSS produced VOLCAT product in addition to operational ABI L1b and L2 imagery products (including their RGB visualizations) to track volcanic ash.

Contact Information for Further Information: SPSD User Services at A 30-day comment period is now open for users to send objections or concerns about this product retirement.  Send comments to

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