Lok Sabha Question No. 1736 (UNSTARRED), answered on 2017-12-28
Subject: Contaminated Drinking Water Sources
Ministry: DRINKING WATER AND SANITATION
Asked by: JITENDRA CHAUDHURY

## GOVERNMENT OF INDIA MINISTRY OF DRINKING WATER AND SANITATION

## LOK SABHA UNSTARRED QUESTION NO.1736

- TO BE ANSWERED ON 28/12/2017

## Contaminated Drinking Water Sources

## 1736.  SHRI JITENDRA CHAUDHURY:

Will the Minister of DRINKING WATER AND SANITATION be pleased to state: (a)  whether  most of the drinking water sources in the country are contaminated by sewage and agriculture run off and if so, the details thereof; and

- (b) whether according to an estimate, 21% of communicable diseases in the country are  related  to  unsafe  drinking  water  and  if  so,  the  details  thereof  and  corrective measures proposed in this regard?

## ANSWER MINISTER OF STATE FOR MINISTRY OF DRINKING   WATER AND SANITATION (SHRI S.S.AHLUWALIA)

(a) & (b): Sewage and agriculture  run-off  are  likely  to  contaminate  the  drinking water sources. The State/UT-wise number of habitations affected by arsenic, fluoride, iron,  salinity,  nitrates  and  heavy  metals  as  reported  by  the  States  into  the  online Integrated Management Information System (IMIS) of the Ministry as on 22/12/2017 is at Annexure.

The Ministry is aware that 21% of communicable diseases are related to unsafe water  and  diarrhea  alone  causes  over  1,600  deaths  everyday,  according  to  World Bankestimate.Consumption  of  unsafe  water  can  cause  a  variety  of  water  borne diseases  including  diarrhea.  The  Ministry  has  suggested  the  States  to  adopt  proper disinfection of drinking water supply so that water borne and water related diseases can be controlled. The States have been advised that while providing drinking water through  piped  water  supply  schemes,  mandatorily  include  chlorination  as  a  unit process  into  the  water  treatment  plant  so  that  residual  chlorine  of  at  least  0.2 mg/litreand zero E-coli are maintained as per IS-10500 standard of Bureau of Indian Standards, Government of India.

- *****

## Annexure referred to in the reply to Lok Sabha Unstarred Question No. 1736 due for reply on 28/12/2017

State-wise number of water quality affected habitations as reported by the States into the online Integrated Management System of the Ministry as on 22/12/2017

| S.No.   | Nameof the State/UT   | Contamination WiseNumber Of Habitations affected by   | Contamination WiseNumber Of Habitations affected by   | Contamination WiseNumber Of Habitations affected by   | Contamination WiseNumber Of Habitations affected by   | Contamination WiseNumber Of Habitations affected by   | Contamination WiseNumber Of Habitations affected by   | Contamination WiseNumber Of Habitations affected by   |
|---------|-----------------------|-------------------------------------------------------|-------------------------------------------------------|-------------------------------------------------------|-------------------------------------------------------|-------------------------------------------------------|-------------------------------------------------------|-------------------------------------------------------|
| S.No.   | Nameof the State/UT   | Total                                                 | Fluoride                                              | Arsenic                                               | Iron                                                  | Salinity                                              | Nitrate                                               | Heavy Metal                                           |
| S.No.   | Nameof the State/UT   | Habs                                                  | Habs                                                  | Habs                                                  | Habs                                                  | Habs                                                  | Habs                                                  | Habs                                                  |
| 1       | ANDAMANand NICOBAR    | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     |
| 2       | ANDHRAPRADESH         | 418                                                   | 349                                                   | 0                                                     | 1                                                     | 62                                                    | 6                                                     | 0                                                     |
| 3       | ARUNACHAL PRADESH     | 31                                                    | 0                                                     | 0                                                     | 31                                                    | 0                                                     | 0                                                     | 0                                                     |
| 4       | ASSAM                 | 11024                                                 | 285                                                   | 4518                                                  | 6214                                                  | 0                                                     | 0                                                     | 7                                                     |
| 5       | BIHAR                 | 4231                                                  | 898                                                   | 871                                                   | 2462                                                  | 0                                                     | 0                                                     | 0                                                     |
| 6       | CHATTISGARH           | 1170                                                  | 405                                                   | 19                                                    | 734                                                   | 2                                                     | 10                                                    | 0                                                     |
| 7       | GOA                   | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     |
| 8       | GUJARAT               | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     |
| 9       | HARYANA               | 128                                                   | 119                                                   | 0                                                     | 0                                                     | 9                                                     | 0                                                     | 0                                                     |
| 10      | HIMACHAL PRADESH      | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     |
| 11      | JAMMU AND KASHMIR     | 16                                                    | 4                                                     | 0                                                     | 12                                                    | 0                                                     | 0                                                     | 0                                                     |
| 12      | JHARKHAND             | 2896                                                  | 552                                                   | 102                                                   | 2235                                                  | 0                                                     | 4                                                     | 0                                                     |
| 13      | KARNATAKA             | 1050                                                  | 600                                                   | 4                                                     | 78                                                    | 40                                                    | 327                                                   | 1                                                     |
| 14      | KERALA                | 363                                                   | 34                                                    | 0                                                     | 199                                                   | 98                                                    | 32                                                    | 0                                                     |
| 15      | MADHYAPRADESH         | 187                                                   | 171                                                   | 0                                                     | 5                                                     | 11                                                    | 0                                                     | 0                                                     |
| 16      | MAHARASHTRA           | 283                                                   | 81                                                    | 0                                                     | 17                                                    | 94                                                    | 91                                                    | 0                                                     |
| 17      | MANIPUR               | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     |
| 18      | MEGHALAYA             | 32                                                    | 0                                                     | 0                                                     | 32                                                    | 0                                                     | 0                                                     | 0                                                     |
| 19      | MIZORAM               | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     |
| 20      | NAGALAND              | 30                                                    | 0                                                     | 0                                                     | 30                                                    | 0                                                     | 0                                                     | 0                                                     |
| 21      | ODISHA                | 3051                                                  | 105                                                   | 0                                                     | 2566                                                  | 380                                                   | 0                                                     | 0                                                     |
| 22      | PUDUCHERRY            | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     |
| 23      | PUNJAB                | 3600                                                  | 304                                                   | 720                                                   | 275                                                   | 14                                                    | 148                                                   | 2139                                                  |
| 24      | RAJASTHAN             | 19893                                                 | 6159                                                  | 0                                                     | 5                                                     | 12655                                                 | 1074                                                  | 0                                                     |
| 25      | SIKKIM                | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     | 0                                                     |
| 26      | TAMILNADU             | 198                                                   | 0                                                     | 0                                                     | 176                                                   | 22                                                    | 0                                                     | 0                                                     |
| 27      | TELANGANA             | 1350                                                  | 987                                                   | 0                                                     | 36                                                    | 182                                                   | 145                                                   | 0                                                     |
| 29      | UTTAR PRADESH         | 1379                                                  | 179                                                   | 748                                                   | 362                                                   | 80                                                    | 10                                                    | 0                                                     |
| 30      | UTTARAKHAND           | 16                                                    | 0                                                     | 0                                                     | 13                                                    | 0                                                     | 3                                                     |                                                       |
|         |                       |                                                       |                                                       |                                                       |                                                       |                                                       |                                                       | 0                                                     |
| 31      | WESTBENGAL            | 18812                                                 | 1336                                                  | 10928                                                 | 5792                                                  | 483                                                   | 0                                                     | 273                                                   |
|         | Total                 | 72702                                                 | 12568                                                 | 17910                                                 | 23819                                                 | 14132                                                 | 1850                                                  | 2420                                                  |