I didn't even know that sub watershed data can be used for this purpose :).
Also, wanted to add that Cartosat v3 30m DEM data is also accessible here - https://github.com/ramSeraph/indian_land_features/releases/tag/cartodem-30m-v3r1 On Fri, 7 Nov, 2025, 01:17 Arun Ganesh, <[email protected]> wrote: > Had to delineate ridges recently and had similar trouble finding a > dataset. At the end, the best was to manually digitize them using micro > watershed boundaries as a reference. > > These are what the micro watersheds look like and each watershed boundary > always follow the ridges > https://amche.in/?layers=mapbox-satellite,india-micro-watersheds&terrain=1.5#9.58/15.4377/73.9995 > > Raw data for the watersheds are at > https://github.com/ramSeraph/indian_water_features/releases/tag/hydro-boundaries > > On Thu, Nov 6, 2025 at 11:53 PM Saba Mundlay <[email protected]> wrote: > >> Hi, >> >> I haven't done it but you can probably extract what you need from DEM >> data: https://www.data.gov.in/keywords/dem >> >> >> On Monday, October 27, 2025 at 9:43:26 AM UTC+5:30 Prabhakar Shukla wrote: >> >>> Dear all, >>> >>> I hope this message finds you well. >>> >>> I am currently working on a *hydrological research project* and am >>> looking for *ridge maps or shapefiles of the Hills of India* to support >>> terrain and watershed analysis. >>> >>> I have already explored *Bhuvan* and *Bhukosh* portals, but >>> unfortunately, I could not find data suitable for my research requirements. >>> >>> Could anyone please guide me on where I might access such datasets or >>> share any relevant sources (e.g., open GIS repositories, government data >>> portals, or academic resources)? >>> >>> Any leads or suggestions would be highly appreciated. >>> >>> Thank you in advance for your time and help. >>> >>> Best regards, >>> >>> Prabhakar >>> >>> - >>> >> -- >> Datameet is a community of Data Science enthusiasts in India. Know more >> about us by visiting http://datameet.org >> --- >> You received this message because you are subscribed to the Google Groups >> "datameet" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion visit >> https://groups.google.com/d/msgid/datameet/5f4d65c7-877d-4c67-9fc6-bae7a00d6526n%40googlegroups.com >> <https://groups.google.com/d/msgid/datameet/5f4d65c7-877d-4c67-9fc6-bae7a00d6526n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- > Datameet is a community of Data Science enthusiasts in India. Know more > about us by visiting http://datameet.org > --- > You received this message because you are subscribed to the Google Groups > "datameet" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion visit > https://groups.google.com/d/msgid/datameet/CA%2BGKQr3Ezap2g_WwV6C1rJ_3r-9jG4YcqA2gurw7zHY6Vq5Nzw%40mail.gmail.com > <https://groups.google.com/d/msgid/datameet/CA%2BGKQr3Ezap2g_WwV6C1rJ_3r-9jG4YcqA2gurw7zHY6Vq5Nzw%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- Datameet is a community of Data Science enthusiasts in India. Know more about us by visiting http://datameet.org --- You received this message because you are subscribed to the Google Groups "datameet" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/d/msgid/datameet/CAMgvHC7CLRskcQwH-FinRXCfc1p3LHxvP%2BCdYLELok7Wa6ZJXw%40mail.gmail.com.
