Where every drop counts

December 29, 2018 11:05 pm | Updated February 08, 2019 07:36 pm IST

Rainfall has been scanty since the conclusion of the southwest monsoon, and several districts across the country have already been affected by drought in 2018-19. 

According to the Manual for Drought Management (2016) by the Department of Agriculture, there are six major data indicators which portend drought: Rainfall, crop sown area, reservoir levels, satellite-based crop conditions, stream flow and groundwater levels.

image/svg+xmlRAINFALLRAINFALL-54.1-15.423.4SouthwestmonsoonPost-monsoonseason-97.8-33.131.6Gujarat-27.96Gujarat-97.78Jharkhand-28.17Rajasthan-92.81Andhra Pradesh-12.15Uttar Pradesh-94.05Maharashtra-73.41Maharashtra-8.09Deviation from norm %Deviation from norm %
 

Drier than usual

The country receives three-fourths of its annual rainfall during the southwest monsoon. Data show that there was a 9% deficit in rainfall during the season. Rainfall from October 2018 has also not been favourable. Maps below show the percentage of excess or shortage of rainfall in each State during June-September 2018 (left) and during October-December 24 (right)

Water stored

Data shows that reservoirs in Andhra Pradesh & Telangana, West Bengal and Gujarat have the lowest storage levels as on December 26, 2018.

image/svg+xml306080Storage level %Reservoir levels Andhra Pradesh& Telangana 29.14Gujarat35.19Maharashtra 47.79West Bengal32.28
 

Drought-hit

The rainfall and reservoir levels data shows that States like Gujarat and Andhra Pradesh have a drought situation. According to a written answer given during Lok Sabha Question Hour, several States, including Maharashtra, Karnataka and Rajasthan have declared drought in a number of districts during the year 2017-18 and 2018-19. Here are the number of districts and area affected in the drought-hit States.

StateNo. of districts affected Area affected (lakh ha)
Maharashtra2685.76
Karnataka2437.12
Rajasthan934.97
Gujarat1120.93
Andhra Pradesh913.62
Jharkhand183.59
0 / 0
Sign in to unlock member-only benefits!
  • Access 10 free stories every month
  • Save stories to read later
  • Access to comment on every story
  • Sign-up/manage your newsletter subscriptions with a single click
  • Get notified by email for early access to discounts & offers on our products
Sign in

Comments

Comments have to be in English, and in full sentences. They cannot be abusive or personal. Please abide by our community guidelines for posting your comments.

We have migrated to a new commenting platform. If you are already a registered user of The Hindu and logged in, you may continue to engage with our articles. If you do not have an account please register and login to post comments. Users can access their older comments by logging into their accounts on Vuukle.