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Aqua Resources

Earthdata resources for users working with NASA’s Aqua data include tutorials and other learning resources, news announcements such as instrument updates and data releases, user guides and related documents, and frequently asked questions.

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An illustration of an office with cloud computing.

Harmony Services: Subset, Regrid, and Reproject Data in the Cloud

Join NASA’s LAADS DAAC to learn how new tools available through Harmony services help users work with Level-1 and atmospheric datasets more efficiently.

Webinar

July 16, 2025

This map, which is a segment of a larger map, shows changes in avian abundance in portions of the United States and Canada. Red colors indicate declining abundance, whereas blue indicates increasing abundance.

Citizen Science and MODIS Data Reveal Patterns of Bird Population Change

The eBird project uses NASA data and observations from amateur birdwatchers to provide insights into the decline in avian populations throughout North America.

Data in Action

June 17, 2025

Farming and Fires: Satellite Observations Help Kansas Farmers Track and Manage Prescribed Burns

Agricultural burning in Kansas produces smoky skies and healthy crops.

Data in Action

June 6, 2025

ea Surface Height Anomaly (SSHA) from -30 cm (blue) to 30 cm (red) over the global ocean, arrows on top represent the ocean currents

Deep Learning Improves Global Satellite Observations of Ocean Eddy Dynamics

Artificial intelligence methods can be powerful tools to study our oceans.

Data in Action

Dec. 12, 2024

The Warm Waters in the Gulf of America Helped ‘Fuel’ Hurricane Helene

Sentinel-6 and Multi-Scale Ultra-High Resolution data reveal how Hurricane Helene rapidly intensified in the warm Gulf waters.

Data in Action

Oct. 3, 2024

Advancing Ecological Insights with NASA Subsetting and Visualization Tools and Services for Site-based Research

Join us to learn more about datasets and tools that enable the harmonization of remote sensing and in situ ecological data products for site-based research.

Webinar

Aug. 22, 2024

Postponed: Expand Your View of Earth with NASA Worldview

Due to unforeseen circumstances, this webinar is postponed and will be rescheduled soon. We apologize for the short notice and appreciate your continued interest and support. We look forward to your attendance at our rescheduled webinar, to be announced.

Webinar

June 26, 2024

Earth Observations for Humanitarian Applications

This ARSET training focuses on flood risk, heat stress, and drought effects on agricultural landscapes in refugee settings.

Training

June 6-20, 2024

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Aqua News

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Satellite-derived maps use red and yellow shading to distinguish between areas of new flooding versus recurrent/repeat flooding.

NASA Enhances Global Flood Products: Smarter Detection of Flooding, and the Release of a 23-Year Archive

NASA significantly enhanced its MODIS and VIIRS near real-time flood products, enabling users to distinguish between unusual and recurring flooding.

Blog

April 10, 2026

Carbon Monoxide levels over Southeast Asia

Stagnant Skies in Southeast Asia

Sensors on Aqua, Suomi-NPP, and NOAA-20 detected fires and poor air quality across Thailand, Laos, Cambodia, Vietnam, and other countries in early April 2026.

Worldview Image of the Week

April 10, 2026

collage of CloudSat data images showing occurrence frequencies of drizzling clouds

Cloud Cover Conundrum: New Study Helps Improve Cloud Predictions in Atmospheric Models

In computer models that simulate Earth’s atmosphere, scientists evaluated their upgraded cloud simulation capabilities against satellite observations.

Feature Article

Jan. 27, 2026

NASA true-color corrected reflectance image of Iceberg A23A melting and breaking apart on 13 January 2026 from the MODIS instrument aboard the Aqua satellite.

Disappearing Iceberg A23A

Image captured on January 13, 2026, by the MODIS instrument aboard the Aqua platform.

Worldview Image of the Week

Jan. 15, 2026

True color corrected reflectance image showing a brown volcanic ash plume from the first documented eruption of the Hayli Gubbi volcano in Ethiopia as captured by the MODIS instrument aboard the Aqua satellite.

First Documented Eruption of Ethiopia's Hayli Gubbi Volcano

Image captured on November 23, 2025, by the MODIS instrument aboard the Aqua platform.

Worldview Image of the Week

Dec. 5, 2025

Monthly Average Daily TCWV from AIRS for July 2025

Water Vapor Data Helps Meteorologists Predict Whether a Storm Will Strengthen or Weaken

NASA's AIRS instrument provides information about precipitable water vapor, a key variable in determining the potential strength of hurricanes and tropical cyclones.

Blog

Sept. 30, 2025

A piece of a larger IceBridge Digital Mapping Sensor (DMS) Level 3 Ames Stereo Pipeline Orthorectified Image.

Earth Science Data Roundup: September 2025

A summary of datasets, products, and resources released by NASA’s Distributed Active Archive Centers (DAACs) in August 2025.

News

Sept. 4, 2025

NASA’s Global Flood Product shows extensive flooding in Rio Grande do Sul, Brazil on May 6, 2024, after the devastating heavy rains in the region. The 1-day product is shown here, with flooding in red, and normal surface water in blue.

Discover and Access NASA’s Near Real-Time Global Flood Products

Join us on Wed., September 17, 2025, at 2:00 p.m. EDT (-04:00 UTC) to learn how to discover, access, and use NASA's near real-time global flood products .

Webinar

Aug. 29, 2025

SHOWING 8 OF 356

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Frequently Asked Questions

Earthdata Forum

Our online forum provides a space for users to browse thousands of FAQs about research needs, data, and data applications. You can also submit new questions for our experts to answer.

Submit Questions to Earthdata Forumand View Expert Responses

Aqua Resources

Aqua Documents

Aqua Learning Resources

Harmony Services: Subset, Regrid, and Reproject Data in the Cloud

Citizen Science and MODIS Data Reveal Patterns of Bird Population Change

Farming and Fires: Satellite Observations Help Kansas Farmers Track and Manage Prescribed Burns

Deep Learning Improves Global Satellite Observations of Ocean Eddy Dynamics

The Warm Waters in the Gulf of America Helped ‘Fuel’ Hurricane Helene

Advancing Ecological Insights with NASA Subsetting and Visualization Tools and Services for Site-based Research

Postponed: Expand Your View of Earth with NASA Worldview

Earth Observations for Humanitarian Applications

Aqua News

NASA Enhances Global Flood Products: Smarter Detection of Flooding, and the Release of a 23-Year Archive

Stagnant Skies in Southeast Asia

Cloud Cover Conundrum: New Study Helps Improve Cloud Predictions in Atmospheric Models

Disappearing Iceberg A23A

First Documented Eruption of Ethiopia's Hayli Gubbi Volcano

Water Vapor Data Helps Meteorologists Predict Whether a Storm Will Strengthen or Weaken

Earth Science Data Roundup: September 2025

Discover and Access NASA’s Near Real-Time Global Flood Products

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Name Sort descending	Description	File Type	Date Published
Development of GHRSST L2Pcore for MODIS (PDF)	Development of GHRSST L2Pcore for MODIS	PDF (1.19 mb)	March 31, 2006
Development of GHRSST L2Pcore for MODIS (PPT)	Development of GHRSST L2Pcore for MODIS	PPT (1.36 mb)	Nov. 16, 2005
Discover and Access NASA's Near Real-Time Global Flood Products	This presentation provides an introduction to NASA's near real-time global flood products available through NASA's Land, Atmosphere Near real-time Capability for Earth observation. Information about how to discover, access, and use these NRT products is also provided.	PDF (16.77 mb)	Sept. 17, 2025
Global Processing of MODIS for Operational SST, Ocean Color, and GHRSST (PDF)	Global Processing of MODIS for Operational SST, Ocean Color, and GHRSST	PDF (1.01 mb)	May 30, 2007
Global Processing of MODIS for Operational SST, Ocean Color, and GHRSST (PPT)	Global Processing of MODIS for Operational SST, Ocean Color, and GHRSST	PPT (2.73 mb)	Dec. 1, 2005
High Resolution MODIS Ocean Color	High Resolution MODIS Ocean Color	PPT (1.63 mb)	April 5, 2006
MODIS and Ocean Color Discipline Processing (PDF)	MODIS and Ocean Color Discipline Processing	PDF (4.55 mb)	Aug. 16, 2005
MODIS and Ocean Color Discipline Processing (PPT)	MODIS and Ocean Color Discipline Processing	PPT (1.84 mb)	Dec. 21, 2000
MODIS Land Bands for Ocean Remote Sensing: Application to Chesapeake Bay	MODIS Land Bands for Ocean Remote Sensing: Application to Chesapeake Bay	PPT (3.47 mb)	Dec. 1, 2005
MODIS Land Bands for Ocean Remote Sensing: Application to Chesapeake Bay (PDF)	MODIS Land Bands for Ocean Remote Sensing: Application to Chesapeake Bay	PDF (2.73 mb)	Nov. 2, 2006
MODIS Ocean Data Processing (PDF)	MODIS Ocean Data Processing	PDF (4.38 mb)	May 30, 2007
MODIS Ocean Data Processing (PPT)	MODIS Ocean Data Processing	PPT (15.82 mb)	Dec. 1, 2005
MODIS SST Processing and Support for GHRSST at OBPG	MODIS SST Processing and Support for GHRSST at OBPG	PDF (1.23 mb)	Nov. 28, 2005
MODIS SST Processing and Support for GHRSST at OBPG (PPT)	MODIS SST Processing and Support for GHRSST at OBPG (PPT)	PPT (1.4 mb)	Nov. 16, 2005
MODIS Terra/Aqua	MODIS Terra/Aqua	PDF (155.7 kb)	April 19, 2004
NASA Support for MODIS Direct Broadcast:Level-0 to Standard Ocean Products (PDF)	NASA Support for MODIS Direct Broadcast:Level-0 to Standard Ocean Products (PDF)	PDF (4.3 mb)	Oct. 3, 2005
NASA Support for MODIS Direct Broadcast:Level-0 to Standard Ocean Products (PPT)	NASA Support for MODIS Direct Broadcast:Level-0 to Standard Ocean Products (PPT)	PPT (4.62 mb)	Jan. 21, 2005
NASA/TM–2003–206892, Vol. 27	NASA/TM–2003–206892, Vol. 27	PDF (1.71 mb)	Oct. 14, 2003
Residual correlations in the solar diffuser measurements of the MODIS Aqua ocean color bands to the sun yaw angle (PDF)	Residual correlations in the solar diffuser measurements of the MODIS Aqua ocean color bands to the sun yaw angle	PDF (1.65 mb)	Aug. 10, 2005
Residual correlations in the solar diffuser measurements of the MODIS Aqua ocean color bands to the sun yaw angle (PPT)	Residual correlations in the solar diffuser measurements of the MODIS Aqua ocean color bands to the sun yaw angle	PPT (2 mb)	July 22, 2005

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