Lok Sabha Question No. 170 (STARRED), answered on 2025-07-31
Subject: Reservoir Storage Monitoring System
Ministry: JAL SHAKTI
Asked by: Dr. Prashant Yadaorao Padole, Shri Yaduveer Wadiyar

## GOVERNMENT OF INDIA

## MINISTRY OF JAL SHAKTI

## DEPARTMENT OF WATER RESOURCES, RIVER DEVELOPMENT & GANGA REJUVENATION

## LOK SABHA

## STARRED QUESTION NO. *170

ANSWERED ON 31.07.2025

## RESERVOIR STORAGE MONITORING SYSTEM

*170.

SHRI YADUVEER WADIYAR

DR. PRASHANT YADAORAO PADOLE

Will the Minister of JAL SHAKTI be pleased to state:

- (a)  the  manner  in  which  the  Reservoir  Storage  Monitoring  System  (RSMS)  enhances  transparency  and improves water resource management in the country; and
- (b)  the  number  of  reservoirs  currently  active  in  the  country  along  with  their  total  storage  capacity, reservoir-wise?

## ANSWER

## THE MINISTER OF JAL SHAKTI

(SHRI C R PAATIL)

- (a) to (b) : A statement is laid on the Table of the House.

## STATEMENT REFERRED TO IN REPLY TO PARTS (a) TO (b) OF STARRED QUESTION NO. *170  TO  BE  ANSWERED  ON  31.07.2025  IN  LOK  SABHA  REGARDING  'RESERVOIR STORAGE MONITORING SYSTEM'

(a) Central  Water  Commission  (CWC)  monitors  live  storage  capacity  of  important  reservoirs  of  the country and issues weekly bulletin through Reservoir Storage Monitoring System (RSMS). In RSMS, user id and passwords have been allocated to project authorities and regional offices of CWC. They enter their data directly by logging into RSMS. Data analysis and bulletin generation is done with the help of RSMS and is shared with the concerned Union Ministries, respective State Governments and other stakeholders. This  bulletin  is  also  uploaded  on  RSMS  portal  for  view/use  of  public  at  large.  This  open  access  to information supports informed decision making by various Union Ministries and States.

(b) According  to  the  National  Register  of  Specified  Dams,  compiled  by  the  National  Dam  Safety Authority in April 2025, India has a total of 6,545 completed dam reservoirs, collectively offering a live storage capacity of 253.95 Billion Cubic Metres (BCM). The details may be accessed through following url: "https://dharma.cwc.gov.in/dharma/public/uploads/front\_upload\_file/174860534186541140.pdf"

Further, as on date, live storage status of 161 important reservoirs in the country is being monitored by CWC through RSMS. The cumulative live storage capacity of these monitored reservoirs is 182.461 BCM. State-wise live storage capacity of monitored reservoirs is given at Annexure .

***

## ANNEXURE

## ANNEXURE REFERRED TO IN REPLY TO PART (b) OF LOK SABHA STARRED QUESTION NO. *170 TO BE ANSWERED  ON  31.07.2025 REGARDING  'RESERVOIR  STORAGE MONITORING SYSTEM'

State-wise Live Storage Capacity of Monitored Reservoirs

|   S.No | Name of Reservoir   | State            |   Live Storage Capacity at Full Reservoir Level (BCM) |
|--------|---------------------|------------------|-------------------------------------------------------|
|      1 | Donkarayi           | Andhra Pradesh   |                                                0.376  |
|      2 | Kandaleru           | Andhra Pradesh   |                                                1.792  |
|      3 | Nagarjuna Sagar     | Andhra Pradesh   |                                                5.108  |
|      4 | Pulichintala        | Andhra Pradesh   |                                                1.3    |
|      5 | Somasila            | Andhra Pradesh   |                                                1.994  |
|      6 | Srisailam           | Andhra Pradesh   |                                                6.013  |
|      7 | Yeleru              | Andhra Pradesh   |                                                0.508  |
|      8 | Khandong            | Assam            |                                                0.18   |
|      9 | Umrong              | Assam            |                                                0.159  |
|     10 | Badua dam           | Bihar            |                                                0.11   |
|     11 | Chandan Dam         | Bihar            |                                                0.136  |
|     12 | Durgavati           | Bihar            |                                                0.258  |
|     13 | Dudhawa             | Chattisgarh      |                                                0.284  |
|     14 | Mahanadi            | Chattisgarh      |                                                0.767  |
|     15 | Minimata Bango      | Chattisgarh      |                                                3.046  |
|     16 | Sikasar             | Chattisgarh      |                                                0.181  |
|     17 | Sondur              | Chattisgarh      |                                                0.1796 |
|     18 | Tandula             | Chattisgarh      |                                                0.312  |
|     19 | Salaulim Dam        | Goa              |                                                0.227  |
|     20 | Bhadar              | Gujrat           |                                                0.188  |
|     21 | Brahmani            | Gujrat           |                                                0.071  |
|     22 | Damanganga          | Gujrat           |                                                0.502  |
|     23 | Dantiwada           | Gujrat           |                                                0.399  |
|     24 | Hathmati            | Gujrat           |                                                0.153  |
|     25 | Kadana              | Gujrat           |                                                1.472  |
|     26 | Karjan              | Gujrat           |                                                0.523  |
|     27 | Machchhu            | Gujrat           |                                                0.071  |
|     28 | Machchhu II         | Gujrat           |                                                0.091  |
|     29 | Panam               | Gujrat           |                                                0.697  |
|     30 | Sabarmati           | Gujrat           |                                                0.735  |
|     31 | Sardar Sarovar      | Gujrat           |                                                5.76   |
|     32 | Shetrunji           | Gujrat           |                                                0.3    |
|     33 | Sukhi               | Gujrat           |                                                0.167  |
|     34 | Ukai                | Gujrat           |                                                6.615  |
|     35 | Und I               | Gujrat           |                                                0.066  |
|     36 | Watrak              | Gujrat           |                                                0.154  |
|     37 | Gobind Sagar        | Himachal Pradesh |                                                6.229  |
|     38 | Kol Dam             | Himachal Pradesh |                                                0.089  |
|     39 | Pong Dam            | Himachal Pradesh |                                                6.157  |
|     40 | Getalsud            | Jharkhand        |                                                0.218  |
|     41 | Konar               | Jharkhand        |                                                0.176  |
|     42 | Maithon             | Jharkhand        |                                                0.471  |
|     43 | Panchet hill        | Jharkhand        |                                                0.184  |

| 44    | Tenughat           | Jharkhand               | 0.821       |
|-------|--------------------|-------------------------|-------------|
| 45    | Tilaiya            | Jharkhand               | 0.142       |
| 46    | Almatti            | Karnataka               | 3.105       |
| 47    | Bhadra             | Karnataka               | 1.785       |
| 48    | Gerusoppa          | Karnataka               | 0.13        |
| 49    | Ghataprabha        | Karnataka               | 1.391       |
| 50    | Harangi            | Karnataka               | 0.22        |
| 51    | Hemavathy          | Karnataka               | 0.927       |
| 52    | Kabini             | Karnataka               | 0.444       |
| 53    | Krishnaraja Sagara | Karnataka               | 1.163       |
| 54    | Linganamakki       | Karnataka               | 4.294       |
| 55    | Malaprabha         | Karnataka               | 0.972       |
| 56    | Mani Dam           | Karnataka               | 0.884       |
| 57    | Narayanpur         | Karnataka               | 0.863       |
| 58    | Supa               | Karnataka               | 4.12        |
| 59    | Tattihalla         | Karnataka               | 0.249       |
| 60    | Tungabhadra        | Karnataka               | 3.276       |
| 61    | Vani Vilas Sagar   | Karnataka               | 0.802       |
| 62    | Idamalayar         | Kerala                  | 1.018       |
| 63    | Idukki             | Kerala                  | 1.46        |
| 64    | Kakki              | Kerala                  | 0.447       |
| 65    | Kallada            | Kerala                  | 0.507       |
| 66    | Malampuzha         | Kerala                  | 0.224       |
| 67    | Periyar            | Kerala                  | 0.173       |
| 68    | Atal Sagar         | Madhya Pradesh          | 0.835       |
| 69    | Bansagar           | Madhya Pradesh          | 5.166       |
| 70    | Bargi              | Madhya Pradesh          | 3.18        |
| 71    | Barna Dam          | Madhya Pradesh          | 0.456       |
| 72    | Gandhi Sagar       | Madhya Pradesh          | 6.827       |
| 73    | Indira Sagar       | Madhya Pradesh          | 9.745       |
| 74    | Kolar Dam          | Madhya Pradesh          | 0.27        |
| 75    | Omkareshwar        | Madhya Pradesh          | 0.299       |
| 76    | Rajghat Dam        | Madhya Pradesh          | 1.945       |
| 77    | Sanjay Sarovar     | Madhya Pradesh          | 0.508       |
| 78    | Tawa               | Madhya Pradesh          | 1.944       |
| 79    | Barvi Dam          | Maharashtra             | 0.339       |
| 80    | Bhama Askhed       | Maharashtra             | 0.217       |
| 81    | Bhandardara        | Maharashtra             | 0.304       |
| 82    | Bhatghar           | Maharashtra             | 0.673       |
| 83    | Bhatsa             | Maharashtra             | 0.942       |
| 84    | Bhima Ujjaini      | Maharashtra             | 1.517       |
| 85    | Chaskaman          | Maharashtra             | 0.215       |
| 86    | Darna Dam          | Maharashtra             | 0.202       |
| 87    | Dhom               | Maharashtra             |             |
|       |                    |                         | 0.331       |
| 89    | Dudhganga          | Maharashtra             | 0.664       |
| 90    | Girna              | Maharashtra             | 0.524       |
| 91    | Isapur             | Maharashtra             | 0.965       |
| 92    | Jayakwadi          | Maharashtra             | 2.171       |
| 93 94 | Kanher Khadakvasla | Maharashtra Maharashtra | 0.272 0.056 |
| 95    | Koyana             | Maharashtra             | 2.652       |

| 96      | Manikdoh                    | Maharashtra         | 0.288       |
|---------|-----------------------------|---------------------|-------------|
| 97      | Mula                        | Maharashtra         | 0.609       |
| 98      | Mulshi                      | Maharashtra         | 0.572       |
| 99      | Nira Deoghar                | Maharashtra         | 0.332       |
| 100     | Panshet Tanajisagar         | Maharashtra         | 0.302       |
| 101     | Pench                       | Maharashtra         | 1.091       |
| 102     | Surya                       | Maharashtra         | 0.276       |
| 103     | Thokarwadi                  | Maharashtra         | 0.353       |
| 104     | Tillari                     | Maharashtra         | 0.447       |
| 105     | Upper Tapi                  | Maharashtra         | 0.255       |
| 106     | Upper Vaitarna              | Maharashtra         | 0.331       |
| 107     | Upper Wardha                | Maharashtra         | 0.564       |
| 108     | Urmodi                      | Maharashtra         | 0.273       |
| 109     | Veer Dam                    | Maharashtra         | 0.266       |
| 110     | Yeldari                     | Maharashtra         | 0.809       |
| 111     | Umiam                       | Meghalaya           | 0.142       |
| 112     | Tuirial                     | Mizoram             | 0.715       |
| 113     | Doyang Hep                  | Nagaland            | 0.535       |
| 114     | Balimela                    | Odisha              | 2.676       |
| 115     | Hariharjhor                 | Odisha              | 0.059       |
| 116     | Hirakud                     | Odisha              | 5.378       |
| 117     | Machkund                    | Odisha              | 0.893       |
| 118     | Mandira Dam                 | Odisha              | 0.309       |
| 119     | Rengali                     | Odisha              | 3.432       |
| 120     | Salanadi                    | Odisha              | 0.558       |
| 121     | Sapua                       | Odisha              | 0.006       |
| 122     | Upper Indravati             | Odisha              | 1.456       |
| 123     | Upper Kolab                 | Odisha              | 0.935       |
| 124     | Thein Dam                   | Punjab              | 2.344       |
| 125     | Bisalpur                    | Rajasthan           | 1.076       |
| 126     | Jaisamand                   | Rajasthan           | 0.3134      |
| 127     | Jawai Dam                   | Rajasthan           | 0.193       |
| 128     | Jhakam                      | Rajasthan           | 0.132       |
| 129     | Mahi Bajaj Sagar            | Rajasthan           | 1.711       |
| 130     | Rana Pratap Sagar           | Rajasthan           | 1.436       |
| 131     | Som Kamla Amba              | Rajasthan           | 0.173       |
| 132     | Aliyar                      | Tamil Nadu          | 0.095       |
| 133     | Karayar                     | Tamil Nadu          | 0.149       |
| 134     | Lower Bhawani               | Tamil Nadu          | 0.792       |
| 135     | Manimuthar                  | Tamil Nadu          | 0.156       |
| 136     | Mettur                      | Tamil Nadu          | 2.647       |
| 137     | Parambikulam                | Tamil Nadu          | 0.38        |
| 138     | Sathanur                    | Tamil Nadu          | 0.207       |
| 139     | Sholayar                    | Tamil               | 0.143       |
| 140     | Vaigai                      | Nadu Tamil Nadu     | 0.172       |
| 141     | Kaddam                      | Telangana           | 0.137       |
| 142     | Lower Manair                | Telangana           | 0.621       |
| 143     | Musi Project                | Telangana           | 0.123       |
| 144     | Nizam Sagar                 | Telangana           | 0.482       |
| 145 146 | Priyadarshini Jurala Singur | Telangana Telangana | 0.168 0.822 |
| 147     | Sriramsagar                 | Telangana           | 2.3         |

| 148                                        | Gumti                                      | Tripura                                    |     0.312 |
|--------------------------------------------|--------------------------------------------|--------------------------------------------|-----------|
| 149                                        | Jirgo                                      | Uttar Pradesh                              |   0.147   |
| 150                                        | Matatila                                   | Uttar Pradesh                              |   0.707   |
| 151                                        | Maudaha                                    | Uttar Pradesh                              |   0.179   |
| 152                                        | Meja                                       | Uttar Pradesh                              |   0.299   |
| 153                                        | Rangawan                                   | Uttar Pradesh                              |   0.155   |
| 154                                        | Rihand                                     | Uttar Pradesh                              |   5.649   |
| 155                                        | Sharda Sagar                               | Uttar Pradesh                              |   0.33    |
| 156                                        | Sirsi                                      | Uttar Pradesh                              |   0.19    |
| 157                                        | Nanak Sagar                                | Uttarakhand                                |   0.176   |
| 158                                        | Ramganga                                   | Uttarakhand                                |   2.196   |
| 159                                        | Tehri                                      | Uttarakhand                                |   2.615   |
| 160                                        | Kangsabati                                 | West Bengal                                |   0.914   |
| 161                                        | Mayurakshi                                 | West Bengal                                |   0.54913 |
| Cumulative Live Capacity of 161 Reservoirs | Cumulative Live Capacity of 161 Reservoirs | Cumulative Live Capacity of 161 Reservoirs | 182.461   |

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