Table 1 Data sets used for irrigated area mapping as input and validation.

MODIS-NDVI

mrtweb.cr.usgs.gov

250 m, 16 day composite

To Develop Crop Mask, VCI threshold for irrigation

Crop Calendar

nfsm.gov.in/nfmis/RPT/CalenderReport.aspx

Federal state wise, Seasonal(Kharif, Rabi and Zaid)

To segregate different crop based on season

Agroecological Zones

www.fao.org/docrep/009/a0257e/A0257E02.htm

1:5172413 Scale, 20 Zones

To Separate regions with different climate, soil type and crop rotation

Land Use Land Cover -IRS—P6 AWiFS

bhuvan.nrsc.gov.in/bhuvan_links.php

56 Meter

To remove classes other than Crop

SRTM—DEM

earthexplorer.usgs.gov/

90 Meter

To exclude areas with greater than 20%

DES—Irrigation

eands.dacnet.nic.in/

Federal state and country wise irrigated area data for the period of 2000–2012

For validation with obtained irrigation Data

IWMI—Irrigation data

waterdata.iwmi.org/applications/irri_area/

250 m, 2000 and 2010

For comparison with obtained irrigation Data

Landsat −7 ETM +

earthexplorer.usgs.gov/

30 Meter

To show ground condition of growing season