Amazon Web Services¶
Digital Earth Australia store a range of data products on Amazon Web Service’s S3 with free public access. In addition to data, there are a number of services including an interactive code environment using Jupyter, a metadata explorer and web services available. This page provides basic technical documentation for the DEA data and services on AWS.
Data and Services Listing¶
The public S3 bucket can be explored using the interactive web application available at https://data.dea.ga.gov.au/.
Data products’ extent and complete scene listing is available via explorer at https://explorer.sandbox.dea.ga.gov.au/.
Explorer has a STAC endpoint, for listing or searching metadata records and is available at https://explorer.sandbox.dea.ga.gov.au/stac/.
Open Web Services are available at https://ows.dea.ga.gov.au/ and provide access to visualisations and data exports via WMS, WMTS and WCS.
DEA’s public data bucket is named
dea-public-data and the ARN for it is
arn:aws:s3:::dea-public-data. There is an inventory bucket available named
dea-public-data-inventory with the ARN
Key products that are available on S3 include the following:
DEA Water Observations: https://data.dea.ga.gov.au/?prefix=derivative/ga_ls_wo_3/
DEA Fractional Cover: https://data.dea.ga.gov.au/?prefix=derivative/ga_ls_fc_3/
DEA Coastlines: https://data.dea.ga.gov.au/?prefix=derivative/dea_coastlines/
We provide a number of notifications for newly produced data that lands on AWS.
DEA New Data:
arn:aws:sns:ap-southeast-2:538673716275:DEANewData- this is a bucket notifications that is triggered by every object that lands in the
arn:aws:sns:ap-southeast-2:538673716275:dea-public-data-landsat-3- this is a notification that is triggered for each new DEA Surface Reflectance scene
arn:aws:sns:ap-southeast-2:538673716275:dea-public-data-landsat-3-fc- this is a notification for each DEA Fractional Cover scene produced
arn:aws:sns:ap-southeast-2:538673716275:dea-public-data-landsat-3-wo- this is a notification for each DEA Water Observations scene produced
All the the scene level notifications include a STAC 1.0.0-beta.2 JSON document and have message attributes including the following:
action: added or archived, whether the scene was created or deleted
product: the Open Data Cube product name for the scene
datetime: the datetime stamp for the scene, this is the capture time of the scene
maturity: the maturity level of the dataset, either “nrt”, “interim” or “final”
bbox.ur_lat: the lower left or upper right longitude or latitude of the scene
For Surface Reflectance products, the following additional attributes are included:
cloud_cover: percentage cloud cover, a number between 0 and 100
gqa_iterative_mean_xy: a measure of the scenes geometric accuracy in pixels