Lok Sabha Question No. 164 (STARRED), answered on 2016-05-05
Subject: Shortage of Water in Thermal Plants
Ministry: POWER
Asked by: SUPRIYA SADANAND SULE, RAJEEV SHANKARRAO SATAV

## GOVERNMENT OF INDIA MINISTRY OF POWER

## LOK SABHA STARRED QUESTION NO.164 TO BE ANSWERED ON 05.05.2016

## SHORTAGE OF WATER IN THERMAL PLANTS

- *164.   SHRIMATI SUPRIYA SULE: SHRI SATAV RAJEEV:

Will the Minister of POWER be pleased to state:

- (a) whether  thermal  power  plants  are  facing  difficulties  due  to  nonavailability  of  water  particularly  in  coal  bearing  States,  if  so,  the  details thereof;
- (b) the number of thermal power plants closed down due to non-availability of water during the last two years, State/UT-wise;
- (c) whether  the  Government  has  asked  all  the  existing  power  plants  to reduce their water usage and also the proposed/future power plants to use less water as compared to the existing power plants, if so, the details thereof; and
- (d) the  other  corrective  measures  being  taken/proposed  to  be  taken  to overcome this situation?

## A N S W E R

THE MINISTER OF STATE (INDEPENDENT CHARGE) FOR POWER, COAL AND NEW & RENEWABLE ENERGY

( SHRI  PIYUSH GOYAL )

(a) to (d) : A Statement is laid on the Table of the House.

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STATEMENT

STATEMENT REFERRED TO IN REPLY TO PARTS (a) TO (d) OF STARRED QUESTION NO.  164  TO  BE  ANSWERED  IN  THE  LOK  SABHA  ON  05.05.2016  REGARDING SHORTAGE OF WATER IN THERMAL PLANTS.

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- (a) & (b) : Maharashtra State Power Generation Co. Ltd.  (MAHAGENCO)  has informed that all units at Parli Thermal  Power Station (1130 MW), in district Beed of Maharashtra,  are  under  outage  due  to  water  shortage  since  June-July  2015.    The details of units under outage are as under :
1. Unit  No. 03 (210 MW) - 27.06.2015
2. Unit No. 04 (210 MW)  - 05.07.2015
3. Unit  No. 05 (210 MW) - 06.07.2015
4. Unit  No. 06 (250 MW) - 25.06.2015
5. Unit  No. 07 (250 MW) - 08.07.2015

Details of other thermal power generating units which were temporarily under shut down due to non availability of water are given in the Annexure.

- (c) : Yes, Madam.  Limits for water consumption for coal based plants have been notified on  07.12.2015, vide S O 3305 (E) as detailed below:
- i. All plants with Once Through Cooling (OTC) shall install Cooling Tower (CT) and achieve specific water consumption max. 4m 3 /MWh within 2 years period from the date of notification.
- ii. All  existing  CT-based  plants  shall  reduce  specific  water  consumption  upto maximum of 3.5m 3 /MWh within 2 years period from the date of notification.
- iii. New plants  to  be  installed  after  January  01,  2017  shall  meet  specific  water consumption maximum of 2.5m 3 /MWh and achieve zero liquid discharge.
- (d) : Following measures have also been adopted  to overcome shortage of water in Thermal Power Plants:
- i. Installation of Dry  ash handling system.
- ii. Installation of Ash water recirculation system (AWRS).
- iii. Installation of Zero water discharge system.
- iv. Installation of High concentration slurry system (HCSS)
- v. Use  of closed cycle cooling water  system  and  high level of cycle of concentration  (COC)  to  recirculate  the  water  in  operation  for  reducing  the water requirement.
- vi. Govt.  Of  India  has  notified  new  Tariff  policy  on  28.01.2016  wherein  it  is mandated that the thermal power plant(s) including the existing plants located within  50  km  radius  of  sewage  treatment  plant  of  Municipality/  local  bodies/ similar organisation shall, in the order of their closeness to sewage treatment plant, mandatorily use treated sewage water produced by these bodies and the associated cost on this account be allowed as pass through in the tariff.

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## ANNEXURE REFERRED TO IN PARTS (a) & (b) OF THE STATEMENT LAID IN REPLY TO STARRED QUESTION NO. 164 TO BE ANSWERED IN THE LOK SABHA ON 05.05.2016 REGARDING SHORTAGE OF WATER IN THERMAL PLANTS. ***********

## Outage details of Thermal Generating units which were temporarily under shut down d

| REGION   | STATE          | SECTOR TYPE   | ORGANIZATION   | STATION            |   UNIT NO |   CAPACITY (MW) | TRIP DATE   | SY   |
|----------|----------------|---------------|----------------|--------------------|-----------|-----------------|-------------|------|
| ER       | BIHAR          | CENTRAL       | NTPC Ltd.      | BARH II            |         4 |             660 | 11-Jul-15   | 11-  |
| ER       | BIHAR          | CENTRAL       | NTPC Ltd.      | BARH II            |         5 |             660 | 4-Oct-15    | 5-   |
| ER       | WEST BENGAL    | CENTRAL       | NTPC Ltd.      | FARAKKA STPS       |         1 |             200 | 1-Apr-16    | 6-A  |
| ER       | WEST BENGAL    | CENTRAL       | NTPC Ltd.      | FARAKKA STPS       |         2 |             200 | 1-Apr-16    | 4-A  |
| ER       | WEST BENGAL    | CENTRAL       | NTPC Ltd.      | FARAKKA STPS       |         3 |             200 | 1-Apr-16    | 11-  |
| ER       | WEST BENGAL    | CENTRAL       | NTPC Ltd.      | FARAKKA STPS       |         4 |             500 | 15-Feb-16   | 18-  |
| ER       | WEST BENGAL    | CENTRAL       | NTPC Ltd.      | FARAKKA STPS       |         4 |             500 | 1-Apr-16    | 11-  |
| ER       | WEST BENGAL    | CENTRAL       | NTPC Ltd.      | FARAKKA STPS       |         5 |             500 | 1-Apr-16    |      |
| SR       | KARNATAKA      | STATE         | KPCL           | RAICHUR TPS        |         1 |             210 | 1-Sep-15    | 2-S  |
| SR       | KARNATAKA      | STATE         | KPCL           | RAICHUR TPS        |         1 |             210 | 17-Mar-16   | 21-  |
| SR       | KARNATAKA      | STATE         | KPCL           | RAICHUR TPS        |         2 |             210 | 15-Mar-16   | 21-  |
| SR       | KARNATAKA      | STATE         | KPCL           | RAICHUR TPS        |         5 |             210 | 11-Feb-16   | 13-  |
| SR       | KARNATAKA      | STATE         | KPCL           | RAICHUR TPS        |         6 |             210 | 14-Mar-16   | 20-  |
| SR       | KARNATAKA      | STATE         | KPCL           | RAICHUR TPS        |         7 |             210 | 17-Feb-16   | 19-  |
| SR       | KARNATAKA      | STATE         | KPCL           | RAICHUR TPS        |         7 |             210 | 15-Mar-16   | 21-  |
| SR       | TAMIL NADU     | CENTRAL       | NTPL           | TUTICORIN (JV) TPP |         2 |             500 | 5-Oct-15    | 5-   |
| SR       | KARNATAKA      | PVT           | UPCL           | UDUPI TPP          |         1 |             600 | 10-Aug-15   | 10-  |
| SR       | KARNATAKA      | PVT           | UPCL           | UDUPI TPP          |         2 |             600 | 11-Aug-15   | 27-  |
| SR       | KARNATAKA      | PVT           | UPCL           | UDUPI TPP          |         2 |             600 | 19-Apr-16   |      |
| SR       | ANDHRA PRADESH | PVT           | HNPC           | VIZAG TPP          |         1 |             520 | 2-Feb-16    | 2-F  |
| WR       | MAHARASHTRA    | PVT           | EEL            | EMCO WARORA TPS    |         1 |             300 | 20-May-15   | 26-  |

...........2.

| WR   | MAHARASHTRA    | PVT   | EEL   | EMCO WARORA TPS   |   1 |   300 | 15-Apr-16   |     |
|------|----------------|-------|-------|-------------------|-----|-------|-------------|-----|
| WR   | MAHARASHTRA    | PVT   | EEL   | EMCO WARORA TPS   |   2 |   300 | 19-Apr-16   |     |
| WR   | CHHATTISGARH   | PVT   | ACB   | KASAIPALLI TPP    |   2 |   135 | 21-Aug-15   | 23- |
| WR   | GUJARAT        | PVT   | EPGL  | SALAYA TPP        |   2 |   600 | 30-Mar-15   | 7-A |
| WR   | GUJARAT        | PVT   | EPGL  | SALAYA TPP        |   2 |   600 | 9-Apr-15    | 9-  |
| WR   | GUJARAT        | PVT   | EPGL  | SALAYA TPP        |   2 |   600 | 12-Jul-15   | 24- |
| WR   | GUJARAT        | PVT   | EPGL  | SALAYA TPP        |   2 |   600 | 1-Sep-15    | 14- |
| WR   | MADHYA PRADESH | PVT   | SPL   | SASAN UMTPP       |   3 |   660 | 26-Jul-15   | 27- |
| WR   | GUJARAT        | STATE | GSECL | SIKKA REP. TPS    |   3 |   250 | 27-Oct-15   | 31- |

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