Which state is first in the tubewell irrigation?
The correct answer is Uttar Pradesh. Uttar Pradesh has the highest tube-well irrigation area in India. The first tube well was dug in 1930 in Uttar Pradesh. Uttar Pradesh accounts for 28-19% of the tube well-irrigated area of India.
Where are tube wells found in India?
Majority of the total deep tube wells, which irrigate 12.68 million hectares of land, are located in states like Punjab, Rajasthan, Andhra Pradesh, Telangana, Tamil Nadu, Haryana, Madhya Pradesh, Maharashtra and Karnataka and are dominantly owned by farmers, the report said.
What is tube well irrigation system?
A tube well is a type of water well in which a long, 100–200 millimetres (3.9–7.9 in)-wide, stainless steel tube or pipe is bored into an underground aquifer. The lower end is fitted with a strainer, and a pump lifts water for irrigation. The required depth of the well depends on the depth of the water table.
Why is tube well irrigation popular in North India?
North India has wide spread deposition of alluvial soil which is suitable for well irrigation. In south india ground water reserve is far below the surface but in nortb india the ground water level is within easy reach. this well irrigation is more important in north India.
Which state in India is not well irrigated?
Large dry tracts of Rajasthan, the adjoining parts of Punjab, Haryana, and Gujarat and some parts of Uttar Pradesh have brackish ground water which is not fit for irrigation and human consumption and hence unsuitable for well irrigation.
Which state has highest tubewell irrigation?
Uttar Pradesh has the largest area under well irrigation. It is followed by Rajasthan, Madhya Pradesh, Punjab, Gujarat, Maharashtra and Bihar.
How many tube wells are there in India?
The first tube well was dug in 1930 in Uttar Pradesh. Today there are more than 50 lakh tube wells operating in different parts of India.
What are the disadvantages of tube wells?
The main disadvantage of using tube well systems for irrigation purposes is that it leads to depletion of the groundwater because of which the groundwater stock or pool may get exhausted and ground water is only used as a source.
Which type of irrigation is tube well irrigation?
Tube well irrigation comes under lift irrigation. Tube well is a small diameter hole drilled in the subsoil formation. The cross-sectional area of this type of well is small and unless some mechanical power is used for lifting water, rate of water withdrawal will be low.
Which region of India are well irrigated?
Answer: Uttar Pradesh has the largest area under well irrigation. It is followed by Rajasthan, Madhya Pradesh, Punjab, Gujarat, Maharashtra and Bihar.
In which state tube wells are not used?
Which is the highest irrigated state in India?
Uttar Pradesh is the most irrigated state (17.6 million hectares) in India.
How are wells and tube wells used in India?
Wells and Tube Wells Irrigation in India : Merit and Demerits! A well is a hole dug in the ground to obtain the subsoil water. An ordinary well is about 3-5 metres deep but deeper wells up-to 15 metres are also dug. This method of irrigation has been used in India from time immemorial.
Which is the most popular irrigation system in India?
Well and Tube Well irrigation is the most popular irrigation system in India. The first tube well was dug in 1930 in Uttar Pradesh. Today there are more than 50 lakh tube wells operating in different parts of India. It has contributed substantially for the success of Green Revolution in India.
How are shallow tube wells irrigated in Tamil Nadu?
Shallow tube wells are usually equipped with a small centrifugal pump. The filter point wells if Cauvery deltas of Tamil Nadu in Trichy, Thanjavur, Thiruvarur, Nagapatinam districts are shallow tube wells irrigating individual farms. The electric or diesel motor is directly connected to the pump by a belt drive.
How big is a deep tube irrigation well?
• Deep tube wells have a large diameter and vary in depth from 40 to 300 m. Pumps are sunk into the well, operate in force mode, and are driven by submersible electric engines or by shafts connected to engines at the surface. Deep tube wells have a large discharge capacity varying from 150 to 300 m3h-1 (40 to 80 lps).