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6 votes

Seeking River Thames polygon data

OpenStreetMap has it as Waterway. Data Source (shapefile) https://download.geofabrik.de/europe/great-britain/england/greater-london.html Extract and load into a GIS (QGIS used here). ...
Mapperz's user avatar
  • 186
4 votes
Accepted

Where to find USA river basins data shapefile?

Those are the HU-2 (2-digit Hydrologic Units) boundaries from the national Watershed Boundary Dataset (WBD). Sometimes you'll see them referred to as HUC-2 instead of HU-2 (HUC = Hydrologic Unit Code)....
csk's user avatar
  • 1,355
4 votes
Accepted

Kazakhstan hydro datasets

Natural Earth Data has Rivers and Lake Centerlines and Lakes and Reservoirs. The USGS Earth Explorer will let you download data from anywhere in the world. Type "Kazakhstan" into the place search ...
csk's user avatar
  • 1,355
4 votes

Seeking River Thames polygon data

As proposed by @Mapperz, download the data from OpenStreetMap (OSM). You can download just the data you're interested in by using Overpass Turbo - zoom to the area of your interest and insert the tag ...
Babel's user avatar
  • 141
2 votes

Seeking River Thames polygon data

If you are a UK student you can access historic maps from Edina. They will be OS maps in raster format. Won't take you long to digitise the Thames for just London.
Hornbydd's user avatar
  • 411
1 vote

River catchment dataset for the Middle East

A source of freely available global catchments and networks are accessible from HYDROSHEDS.
Hornbydd's user avatar
  • 411
1 vote

Where to find USA river drainage data as shapefile in R

I would suggest to start with https://www.naturalearthdata.com/downloads/ where you can find Rivers, Lake Centerlines and/or Lakes + Reservoirs datasets. The other option is OpenStreetMap data, ...
Grzegorz Sapijaszko's user avatar
1 vote

Seeking polygonal river data complete with river bed width

Whilst this is not polygon format, MERIT Hydro: Global Hydrography Datasets does provide a raster of river width and this is a global dataset. You can convert this into a polygon format.
Hornbydd's user avatar
  • 411
1 vote

Any Available datasets for Hydroponic / Aquaponic /Aeroponic?

We are currently developing Veleda, an open source, open data platform for hydroponics. We have a live data view of the state in our greenhouses. We develop the software and hardware (ESP8266) behind ...
Moritz's user avatar
  • 131

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