Lok Sabha Question No. 2437 (UNSTARRED), answered on 2020-03-05
Subject: Ground Water Contamination
Ministry: JAL SHAKTI
Asked by: Chandra Prakash Joshi

## GOVERNMENT OF INDIA MINISTRY OF JAL SHAKTI, DEPARTMENT OF WATER RESOURCES, RIVER DEVELOPMENT & GANGA REJUVENATION

## LOK SABHA UNSTARRED QUESTION NO. †2437

ANSWERED ON 0 5.0 3.2020

## GROUND WATER CONTAMI NATION

## †2437. SHRI CHANDRA PRAKASH JOSHI

Will the Minister of JAL SHAKTI be pleased to state:

- (a) whether there has been any decrease in the level of ground water contamination across during the last three years;
- (b) if so, the details thereof, State - wise; and
- (c) if not, the fact ors responsible for the same?

## ANSWER

THE MINISTER OF STATE FOR JAL SHAKTI & SOCIAL JUSTICE AND EMPOWERMENT (SHRI RATTAN LAL KATARIA )

(a) to (c) Central Ground Water Board (CGWB) generates ground water quality data of the coun regional scale as part of its ground water quality monitoring program and various scientifi studies indicate the occurrence of contaminants such as Flouride, Arsenic, Nitrate, Iron and Heavy Me beyond permissible limits (as per BIS) for human consumption in isolated pockets in various State - wise details of contamination of ground water are given at Annexure.

Commonly  observed  con taminants  such  as  Arsenic,  Fluoride  and  Iron  are  geogenic,  w contaminants such as nitrates, phosphates, heavy metals etc. owe their origin to various h including domestic sewage, agricultural practices and industrial effluents.

No appreciable change in the status of ground water contamination as reported by CG regional scale) has been observed during last three years.

*****

Annexure referred to in reply to parts (a) to ( c) of Unstarred Question No. † 2437 t o be answered in Lok Sabha on 05.03 .2020 regarding ' Ground Water Contamination ' .

## States Wise Number of Partly Affected Districts with different Contaminants in Ground Wat India

| S. No .        | State/ UT         | Salinity (EC above 3000 micro mhos/ cm) (EC: Electrical Conductivity)   | Fluori de (above 1.5 mg/l)                 | Nitr ate (ab ove 45 mg/ l)              | Arsen ic (abov e 0.01 mg/l)                | Iron (abov e 1mg/l )                       | Lead (above 0.01 mg/l)                    | Cadmiu m (above 0.003 mg/l)             | Chro mium (above 0.05 mg/l)          |
|----------------|-------------------|-------------------------------------------------------------------------|--------------------------------------------|-----------------------------------------|--------------------------------------------|--------------------------------------------|-------------------------------------------|-----------------------------------------|--------------------------------------|
| 1              | Andhra Pradesh    | 12                                                                      | 12                                         | 13                                      | 3                                          | 7                                          |                                           |                                         |                                      |
| 2              | Telangana         | 8                                                                       | 10                                         | 10                                      | 1                                          | 8                                          | 2                                         | 1                                       | 1                                    |
| 3              | Assam             |                                                                         | 9                                          |                                         | 19                                         | 18                                         |                                           |                                         |                                      |
| 4              | Arunachal Pradesh |                                                                         |                                            |                                         |                                            | 4                                          |                                           |                                         |                                      |
| 5              |                   |                                                                         |                                            |                                         |                                            |                                            |                                           |                                         |                                      |
|                | Bihar             |                                                                         | 13                                         | 10                                      | 22                                         | 19                                         |                                           |                                         |                                      |
| 6 Chhattisgarh |                   | 1                                                                       | 19                                         | 12                                      | 1                                          | 17                                         | 1                                         | 1                                       | 1                                    |
| 7              | Delhi             | 7                                                                       | 7                                          | 8                                       | 2                                          |                                            | 3                                         | 1                                       | 4                                    |
| 8              | Goa               |                                                                         |                                            |                                         |                                            | 2                                          |                                           |                                         |                                      |
| 9              | Gujarat           | 21                                                                      | 22                                         | 24                                      | 12                                         | 10                                         |                                           |                                         |                                      |
| 10             | Haryana           | 18                                                                      | 21                                         | 21                                      | 15                                         | 17                                         | 17                                        | 7                                       | 1                                    |
| 11             | Himachal Pradesh  |                                                                         |                                            | 6                                       | 1                                          |                                            |                                           |                                         |                                      |
| 12             | Jammu & Kashmir   |                                                                         | 2                                          | 6                                       | 3                                          | 9                                          | 3                                         | 1                                       |                                      |
| 13             | Jharkhand         |                                                                         | 12                                         | 11                                      | 2                                          | 6                                          | 1                                         |                                         |                                      |
| 14             | Karnataka         | 29                                                                      | 30                                         | 29                                      | 2                                          | 22                                         |                                           |                                         |                                      |
| 15             | Kerala            | 4                                                                       | 5                                          | 11                                      |                                            | 14                                         | 2                                         |                                         | 1                                    |
| 16             | Madhya Pradesh    | 18                                                                      | 43                                         | 51                                      | 8                                          | 41                                         | 16                                        |                                         |                                      |
| 17             | Maharashtra       | 25                                                                      | 17                                         | 30                                      |                                            | 20                                         | 19                                        |                                         |                                      |
| 18             | Manipur           |                                                                         | 1                                          |                                         | 2                                          | 4                                          |                                           |                                         |                                      |
| 19             | Meghalaya         |                                                                         | 1                                          |                                         |                                            | 6                                          |                                           |                                         |                                      |
| 20             | Nagaland          |                                                                         | 1                                          |                                         |                                            | 1                                          |                                           |                                         |                                      |
| 21             | Odisha            | 17                                                                      | 26                                         | 28                                      | 1                                          | 30                                         |                                           |                                         | 1                                    |
| 22             | Punjab            | 10                                                                      | 19                                         | 21                                      | 10                                         | 9                                          | 6                                         | 8                                       | 10                                   |
| 23             | Rajasthan         | 30                                                                      | 33                                         | 33                                      | 1                                          | 33                                         | 3                                         |                                         |                                      |
| 24             | Tamil Nadu        | 28                                                                      | 25                                         | 29                                      | 9                                          | 2                                          | 3                                         | 1                                       | 5                                    |
| 25             | Tripura           |                                                                         |                                            |                                         |                                            | 4                                          |                                           |                                         |                                      |
| 26             | Uttar Pradesh     | 13                                                                      | 34                                         | 59                                      | 28                                         | 15                                         | 10                                        | 2                                       | 3                                    |
| 27             | Uttarakhand       |                                                                         |                                            | 4                                       |                                            | 5                                          |                                           |                                         |                                      |
| 28 West        | Bengal            | 6                                                                       | 8                                          | 5                                       | 9                                          | 16                                         | 6                                         | 2                                       | 2                                    |
| 29             | Andaman& Nicobar  | 1                                                                       |                                            |                                         |                                            | 2                                          |                                           |                                         |                                      |
| 30             | Daman & Diu       | 1                                                                       |                                            | 1                                       | 1                                          |                                            |                                           |                                         |                                      |
| 31             | Puducherry        |                                                                         |                                            | 1                                       |                                            |                                            |                                           |                                         |                                      |
|                | Total             | Parts of 249 districts in 18 states & UTs                               | Parts of 370 distric ts in 23 states & UTs | Part s of 423 dist rict s in 23 stat es | Parts of 152 distric ts in 21 states & UTs | Parts of 341 distri cts in 27 states & UTs | Pb in parts of 92 distric ts in 14 states | Cd in parts of 24 districts in 9 states | Cr in parts 29distri ctsin 10 states |