FORM-I (420+9.2 MW), REOLI-DUGLI HYDRO …environmentclearance.nic.in/writereaddata/modification/Extension/... · 420+9.2 MW REOLI DUGLI HYDRO ELECTRIC PROJECT District-Lahaul-Spiti,

DECEMBER 2014

M/s L&T Himachal Hydropower Limited.201, 2nd floor, HL wings, MLU, Pocket–4, Sector- 11, Dwarka, New Delhi – 110075 Ph.:011-011-42301103, Fax: 011-42301113

Submitted by:

FORM-I (420+9.2 MW), REOLI-DUGLI HYDRO

ELECTRIC PROJECT, LAHAUL-SPITI DISTRICT, HIMACHAL PRADESH

420+9.2 MW REOLI DUGLI HYDRO ELECTRIC PROJECT

District-Lahaul-Spiti, Himachal Pradesh 2 | P a g e

(I) Basic Information

S. No. Item Details

1. Name of the project/s Reoli-Dugli Hydro Electric Project

2. S. No. in the schedule 1 (c)

3. Proposed capacity/area/length/tonnage to be handled/command area/lease area/number of wells to be drilled

420 MW +9.2 MW (Copy of CEA approval for auxiliary units IC is enclosed as Annexure-III)

4. New/Expansion/Modernization New

5. Existing Capacity/Area etc. Not applicable. This is a new project.

6. Category of Project i.e. ‘A’ or ’B’ A

7. Does it attract the general condition? If yes, please specify.

No

8. Does it attract the specific condition? If yes, please specify.

No

9. Location The project is located on Chenab river in the Lahaul Spiti District of Himachal Pradesh and lies between longitudes 76°29’27” E to 76°26’17.16’’ E and latitudes 32°44’ 37” to N 32°49’32.13’’N.

Plot/Survey/Khasra No. Survey of India Toposheet no. 52 D/5,6,9 & 10

Village Tindi village on Left Bank of river Chenab

Tehsil / District HQ Udaipur Tehsil

District Lahaul-Spiti

State Himachal Pradesh

10. Nearest railway station/airport along with distance in kms

Kiratpur Sahib Railway Station (Punjab) at a distance of 513 km from project site. Bhuntar Airport at a distance of 242 km from project site.

11. Nearest Town, city, District Headquarters along with distance in kms.

The nearest town is Udaipur at a distance of 20 km from dam site. The district headquarters is at Keylong at a distance of 78 km.

12. Village Panchayats, Zilla Parishad, Municipal Corporation, Local body (complete postal addresses with

1) Mr. Hans Raj Chauhan Dy.Commissioner Office of the Deputy Commissioner,



S. No. Item Details

telephone nos. to be given)

Lahaul & Spiti District Keylong, H.P., Pin 175132. Tel: 01900-222501(O), 222503(R). Fax: 01900-222502 Email: [email protected]

2) Mr. Amit Guleria SDM – Udaipur

01900-222224 (O) 01900-222226 (R)

3) Sh. Rigzen Galid, Tehsildar Mob. No. - 9418774119

4) Smt. Champa Devi, Pradhan Village Head – Gram Panchayat Tindi, Phone No. 01909-254002

13. Name of the applicant L&T Himachal Hydropower Limited

14. Registered Address Rama Cottage, Kanlog, Shimla-171001, Himachal Pradesh.

15. Address for correspondence : L&T Himachal Hydropower Limited,201, 2nd Floor, HL Wings, MLU, Pocket 4, Sector 11, Dwarka, New Delhi-110075

Name Baijayanta Bhattacharjee

Designation(Owner/Partner/CEO) Joint General Manager

Address L&T Himachal Hydropower Limited,201, 2nd Floor, HL Wings, MLU, Pocket 4, Sector 11, Dwarka, New Delhi-110075

Pin Code 110075

E-mail [email protected]

Telephone No. 011-42301103

Fax No. 011-42301113

16. Details of Alternative Sites examined, if any. Location of these sites should be shown on a topo sheet

Refer Project layout in the executive summary of draft DPR

17. Interlinked Projects No

18. Whether separate application of interlinked project has been submitted?

NA

19. If yes, date of submission NA



S. No. Item Details

20. If no, reason -

21. Whether the proposal involves approval/clearance under: if yes, details of the same and their status to be given.

(a) The Forest (Conservation) Act, 1980?

(b) The Wildlife (Protection) Act, 1972?

(c) The C.R.Z Notification, 1991?

(a) Yes

(b) No

(c) No

22. Whether there is any Government Order/Policy relevant/relating to the site?

Allotted by state government of Himachal Pradesh vide No. MPP-F(2)-10/2009 dated 07.01.2011.

23. Forest land involved (hectares) At present level of information about 182 ha of land to be acquired. The entire project is under forest area. Acquisition of required land on lease shall be through Govt. of Himachal Pradesh. The cost and various incidental expenses shall be borne by the developer.

24. Whether there is any litigation pending against the project and/or land in which the project is propose to be set up?

(a) Name of the Court

(b) Case No.

(c) Orders/directions of the Court, if any and its relevance with the proposed project.

No

I hereby given undertaking that the data and information given in the application and enclosures are true to the best of my knowledge and belief and I am aware that if any part of the data and information submitted is found to be false or misleading at any stage, the project will be rejected and clearance given, if any to the project will be revoked at our risk and cost.



Date: 22 December, 2014

Place: Delhi

Baijayanta Bhattacharjee Authorized Signatory

M/s L&T Himachal Hydropower Ltd.,201, 2nd floor, HL wings, MLU, Pocket–4, Sector- 11, Dwarka, New Delhi– 110075,Ph.:011-42301103, Fax: 011-42301113

NOTE: A copy of Board Resolution/ Manger Agreement in support of being an authorized signatory for the project is appended at Annexure – I.



(II) Activity 1. Construction, operation or decommissioning of the Project involving actions,

which will cause physical changes in the locality (topography, land use, changes in water bodies, etc.)

S. No.

Information/Checklist confirmation

Yes/ No

Details thereof (with approximate quantities /rates, wherever possible) with source of information data

1.1 Permanent or temporary change in land use, land cover or topography including increase in intensity of land use (with respect to local land use plan)

Yes About 66 ha of land shall come under submergence. Additional land to be acquired for Dam, water conductor system, power house and other project appurtenants. The total land to be acquired for the project is 182 ha. The details of land requirement are given in Annexure-II. The entire area of land to be acquired is privately owned forest land. No cultivable or homestead land is requiredby the project.

1.2 Clearance of existing land, vegetation and buildings?

Yes The land to be acquired for the proposed project shall be cleared of trees and homesteads, if any. The exact number of trees and small huts/homestead to be cleared shall be quantified during the preparation of Detailed Project Report (DPR) and the same shall be suitably incorporated in the CEIA study to formulate the Environmental Management Plan.

1.3 Creation of new land uses?

Yes The present status of about 182 ha

land shall change on account of construction of the proposed project. d to built-up / industrial area on account of setting up hydroelectric power project. An area of 66 ha will be converted into a water body, which at present could be under forests. Another 116 ha of land required for other project appurtenances will



change into built-up area/road/ muck disposal etc. from the current land use.

1.4 Pre-construction investigations e.g. bore holes, soil testing?

Yes Topographical & Geological survey Seismic studies Bore hole drilling Exploratory drifts Soil sampling etc.

1.5 Construction works?

Yes The salient features of the project are: Diversion tunnel – 2 Nos., 10.5

m dia. Concrete gravity dam – approx.

79 m high from deepest foundation level

Sluice type spillway (5) with dimension of 8.3 m (W) x 13.1m (H)

HRT – 1 no., 11.5 km long 10.5m dia.

Surge shaft – 1 no. 35 m dia 90m height

Pressure shaft – 2 nos., 6.1m, Limb1 - 222.5m, Limb2 - 222.5m

Underground power house of dimensions 161 m (L) x 23 m (W) x 52.2 m (H)

Tail Race Tunnel, 10.5 m dia and 246.4 m length

For detail of salient features refer theExecutive Summary of draft DPR

1.6 Demolition works? Yes At the present level of investigations, there are no structures which need to be demolished. Acquired structures, if any, to be demolished to the extent required. The same shall be confirmed during investigations and field studies conducted for preparation of DPR and CEIA reports.

1.7 Temporary sites used for construction works or housing of construction workers?

Yes About 15 ha of land will required for construction works or housing of construction workers



1.8 Above ground buildings, structures or earthworks including linear structures, cut and fill or excavations

Yes As per Draft DPR: The proposed Reoli Dugli Hydroelectric project envisages the following above ground structures-

Concrete gravity dam – approx. 79 m high from deepest foundation level

Reservoir with a gross storage capacity of 11.41 MCM.

Project office Stores, workshops, Project colony

1.9 Underground works including mining or tunneling?

Yes As per Draft DPR: The proposed Reoli Dugli Hydroelectric project envisages the following underground structures-

Diversion tunnel – 2 Nos., 10.5m dia.

HRT – 1 no., 11.5 km long 10.5m dia.

Surge shaft – 1 no. 35 m dia 90m height

Pressure shaft – 2 nos., 6.1m, Limb1 - 222.5m, Limb2 - 222.5m

Underground power house of dimensions 161 m (L) x 23 m (W) x 52.2 m (H)

Tail Race Tunnel, 10.5 m dia and 246.4 m length

1.10 Reclamation works? Yes The site shall be suitably landscaped sothat it integrates with the natural surroundings.

1.11 Dredging? No

1.12 Offshore structures? No

1.13 Production and manufacturing processes?

Yes Hydro Power generation

1.14 Facilities for storage of goods or materials?

Yes Facility for temporary storage of cement, steel, E&M and H&M equipment aggregate/ sand shall be created.



1.15 Facilities for treatment or disposal of solid waste or liquid effluents?

Yes During construction phase, labour colonies are proposed to be located at various locations close to major construction sites. About 1200 labour and 300 technical staffs are likely to congregate in the area during construction phase. The increase in population is expected to be of the order of 4500. The average per capita solid waste generated is of the order of 210 gm/day/person. The solid waste likely to be generated from labour camps shall be of the order of 0.95 tonne/day.

Adequate facilities for collection, conveyance and disposal of solid waste shall be developed.

For solid waste collection, number of masonry storage vats should be constructed at appropriate locations in various labour camps. These vats should be emptied at regular intervals and the collected waste can then be transported to landfill site.

Covered trucks to collect the solid waste from common collection point and transfer it to the disposal site should be put to service. A suitable landfill site as identified by the local administration to contain municipal waste from various project townships, labour colonies, etc.

One community latrine (eight seater) can be provided per 20 persons. The sewage from the community latrines will be adequately treated & disposed.

The drinking water facilities and waste disposal sites will be located away from each other.

1.16 Facilities for long term housing of operational workers?

Yes A colony of about 50 quarters for operation phase. Infrastructurefacilities, like potable water supply, sewage treatment, solid waste management etc.



1.17 New road, rail or sea traffic during construction or operation?

Yes Up gradation / strengthening of road The road to dam site already exists but this needs further improvement for plying of heavy vehicles / equipments. The main road from Udaipur to Purthibeing maintained by Border Road Organization (BRO), Govt. of India, will also require further widening or improvement. New Roads: Approx. 9 km new road will be constructed, out of which 6 km would be permanent & rest 3 km would be temporary. These roads will be used for construction as well as supply of the construction material & equipment’s / machines.

1.18 New road, rail, air, waterborne or other transport infrastructure including new or altered routes and stations, ports, airports etc?

Yes No diversion is foreseen at this stage

1.19 Closure or diversion of existing transport routes or infrastructure leading to changes in traffic movements?

No No closure of existing transport routes or infrastructure is anticipated.

1.20 New or diverted transmission lines or pipelines?

Yes New HT lines, approx. 85 km is envisaged for evacuation of power from the project. This would be firmed up during DPR stage.

1.21 Impoundment, damming, culverting, realignment or other changes to the hydrology of watercourses or aquifers?

Yes The construction of dam will act as a barrier to fish movement; especially migratory fish species. As a part of the study, three season monitoring will be conducted to assess the presence of various fish species including migratory species A detailed programme for amelioration of adverse impacts on riverine fishes including migratory fish species shall be suggested as a part of CEIA study

1.22 Stream crossings? No As per present level of investigations,



no stream crossing is envisaged.

1.23 Abstraction or transfers of water from ground or surface waters?

No

1.24 Changes in water bodies or the land surface affecting drainage or run-off?

Yes The proposed project shall lead to change in the water body (river Chenab) on account of reservoir formation due to construction of concrete gravity dam.

Vegetal cover will be affected due to acquisition of forest land for the project.

The above aspects will be covered in detail as a part of the CEIA study.

1.25 Transport of personnel or materials for construction, operation or decommissioning?

Yes Transportation of personnel to Project site from Kiratpur Sahib, which is about 513 km from the project site. Construction material (cement, steel & aggregate/sand etc.) and equipmentsproposed to be transported by road/ rail.

1.26 Long-term dismantling or decommissioning or restoration works?

No

1.27 Ongoing activity during decommissioning which could have an impact on the environment?

No

1.28 Influx of people to an area either temporarily or permanently?

Yes Construction: Approx. 4500 Nos. Operation : Approx. 200 Nos.

1.29 Introduction of alien species? No

1.30 Loss of native species or genetic

diversity? Yes The impacts on native species will be

assessed and if required, appropriate management measures will be recommended as a part of CEIA Study

1.31 Any other actions? -



2. Use of Natural resources for construction or operation of the Project (such as land, water, materials or energy, especially any resources which are non-renewable or in short supply):

S. No.

Information/checklist confirmation

Yes/ No


2.1 Land especially undeveloped or agricultural land (ha)

Yes About 66 ha of land shall come under submergence. Additional land to be acquired for Dam, water conductor system, power house and other project appurtenants. The total land to be acquired for the project is 174.35 ha. The entire area of land to be acquired isprivately owned forest land. No cultivable or homestead land is requiredby the project

2.2 Water (expected source & competing users) unit: KLD

Yes The quantity of water required during construction and operation phases would be 0.315 mld and 0.075 mld respectively. During construction and operation phases, water would be required for meeting domestic requirements for construction staff / technical staff. The water would be analyzed and would be disinfected, if required. Water of Chenab river would be passed through powerhouse for hydropower generation.

2.3 Minerals (MT) No 2.4 Construction material – stone,

aggregates, sand / soil (expected source – MT)

Yes On the basis of estimated quantities of concrete, shotcrete, SFRS and colcrete etc. total requirement of aggregate (coarse and fine) would be around 8.02 lac only. To be conservative and on safer side keeping the perspective of aggregate rejection, losses etc. two quarries i.e. one near dam complex and another near powerhouses complex, have been selected for production ofaggregates. The details of quarry sites are given as below:



S. No.

Information/checklist confirmation

Yes/ No


Quarry near dam (approx. 3.5 km u/s of dam site)

Quarry near powerhouse (approx. 3 km d/s of powerhouse site)

2.5 Forests and timber (source – MT) Yes The total land to be acquired for the

project is 182 ha. The entire area ofland to be acquired is privately owned forest land.

2.6 Energy including electricity and fuels (source, competing users) Unit: fuel (MT), energy (MW)

Yes Total construction power for the project shall be 7MW (Peak).

Construction power requirement is proposed to be met by DG sets due to non-availability of grid power in the project area. Feasibility of setting up mini hydel plants on nearby small streams for generation of electricity would also be studied during DPR stage for replacement of DG sets.

2.7 Any other natural resources (use appropriate standard units)

No -

3. Use, storage, transport, handling or production of substances or materials,

which could be harmful to human health or the environment or raise concerns about actual or perceived risks to human health.

S. No.


Yes/ No

Details thereof (with approximate quantities/rates, wherever possible) with source of information data

3.1 Use of substances or materials, which are hazardous (as per MSIHC rules) to human health or the environment (flora, fauna, and water supplies)

Yes Explosives - during construction phase.

Appropriate safety measures as per the explosive act and relevant IS codes shall be followed at site.

3.2 Changes in occurrence of disease or affect disease vectors (e.g. insect or water borne diseases)

Yes Normally in a water resources project, there is an increase in the incidence of vector-borne diseases on account of increased area under water body. This leads to increase in the proliferation of



S. No.


Yes/ No

Details thereof (with approximate quantities/rates, wherever possible) with source of information data mosquitoes, which leads to increased incidence of vector-borne diseases, namely malaria. The incidence of vector-borne diseases is not expected to be significant in the proposed project, as the project lies at an elevation between 2300 to 2500 m above mean sea level. At such elevations, incidence of mosquito is very low. Hence, impacts on this account are not expected to be significant. However, there could be increased incidence of water –borne diseases due to aggregation of labour population, absence of sanitation facilities in labour camps, etc. These aspects will be studied as a part of CEIA and adequate measures to be implemented during project construction and operation phases.

3.3 Affect welfare of people e.g. by changing living conditions?

Yes The details of various welfare schemes for locals shall be outlined as a part of Local Area Development Plan and the details shall be outlined in the CEIA Report. An amount equivalent to 1.5% of the project cost will be earmarked for Local Area Development Plan.

3.4 Vulnerable groups of people who could be affected by the project e.g. hospital patients, children, the elderly etc.,

Yes No community facilities are likely to be affected by the submergence at this stage. Any affect would be identified during CEIA study. The affected facilities, if any, would be relocated appropriately. The impacts on vulnerable groups of people who could be affected by the project e.g. hospital patients, children, the elderly etc. shall be identified and covered in detail as a part of the CEIA study.



S. No.


Yes/ No


3.5 Any other causes No

4. Production of solid wastes during construction or operation or

decommissioning (MT/month)

S. No.


Yes/ No


4.1 Spoil, overburden or mine wastes

Yes The total quantum of muck to be generated shall be 31.99 lakh m3,

considering 45%, swelling factor, the total muck to be handled shall be 46.39 lakh m3. About 14.2 lakh m3 of muck is proposed to be utilized. Thus, (46.39-14.2) 32.19 lakh m3 of muck needs to be disposed. The capacity of muck disposal sites is 32.82 lakh m3. Thus, capacity of muck disposal sites is sufficient to accommodate the muck generated from the project.

The details of muck management plan along with reuse and disposal practices will be covered as part of the CEIA study.

4.2 Municipal waste (domestic and/or commercial wastes)

Yes About 1200 labour and 300 technical staffs are likely to congregate in the area during construction phase. The increase in population is expected to be of the order of 4500. The average per capita solid waste generated is of the order of 210 gm/day/person. The solid waste likely to be generated from labour camps shall be order of 0.95 tonne/day. Adequate facilities for collection, conveyance and disposal of solid waste shall be developed. For solid waste collection, number of masonry storage vats should be constructed at appropriate locations in



S. No.


Yes/ No

Details thereof (with approximate quantities/rates, wherever possible) with source of information data various labour camps. These vats should be emptied at regular intervals and the collected waste can then be transported to landfill site. Covered trucks to collect the solid waste from common collection point and transfer it to the disposal site should be put to service. A suitable landfill site shall be identified in consultation with the local administration to contain municipal waste from various project township, labour colonies, etc. The details shall be suggested as a part of CEIA study

4.3 Hazardous wastes (as per Hazardous Waste Management Rules)

No

4.4 Other industrial process wastes No

4.5 Surplus product No

4.6 Sewage sludge or other sludge from effluent treatment

Yes Sewage generated during construction phase will be safely disposed into septic tank while sludge generated from STP during operation phase will be dried on sludge drying beds & will be disposed off by landfilling.

4.7 Construction or demolition wastes No

4.8 Redundant machinery or equipment

No

4.9 Contaminated soils or other materials

No

4.10 Agricultural wastes No

4.11 Other solid wastes No



5. Release of pollutants or any hazardous, toxic or noxious substances to air (kg/hr)

S. No.


Yes/ No


5.1 Emissions from combustion of fossil fuels from stationary or mobile sources

Yes The operation of various construction equipments requires combustion of fuel. Normally diesel is used in such equipments. The major pollutant which gets emitted as a result is SO2 and expected to be quite low. Thus, no adverse impacts on ambient air quality are anticipated.

5.2 Emissions from production processes

No Air pollution is not anticipated in hydropower generation.

5.3 Emissions from materials handling including storage or transport

Yes During construction phase there will be increase in vehicular movement. Construction material will be brought and stored at various sites. The emissions are anticipated on account of the following:

Loading and unloading of construction material and wastes

Vehicular movement over unpaved roads

Vehicles carrying material without proper covering, e.g., tarpaulin, etc.

Due to blowing of wind especially when environment is dry, some of the stored material can get entrained in the atmosphere. The details of control measures shall be outlined in the CEIA report.

5.4 Emissions from construction activities including plant and equipment

Yes The operation of various construction equipment’s requires combustion of fuel. Normally diesel is used in such equipments. The major pollutant which



S. No.


Yes/ No

Details thereof (with approximate quantities/rates, wherever possible) with source of information data gets emitted as a result is SO2. The SPM emission is minimum due to low ash content in diesel. The short term increase in SO2, even assuming all the equipment’s are operating at a common point is expected to be quite low. Thus, no adverse impacts on ambient air quality is anticipated

5.5 Dust or odours from handling of materials including construction materials, sewage and waste

Yes Dust is expected to be generated during construction on account of:

Fugitive emissions from stockpiles of construction materials

Fugitive emissions from stockpiles of waste materials

Loading and unloading of

construction material and wastes

Vehicular movement over unpaved roads

Vehicles carrying material

without proper covering, e.g., tarpaulin, etc.

The details of control measures shall be outlined in the CEIA report.

5.6 Emissions from incineration of waste

No

5.7 Emissions from burning of waste in open air (e.g. slash materials, construction debris)

No

5.8 Emissions from any other sources No



6. Generation of Noise and Vibration, and Emissions of Light and Heat:

S. No.


Yes/ No

Details thereof (with approximate quantities/rates, wherever possible) with source of information data with source of information data

6.1 From operation of equipments e.g. engines, ventilation plant, crushers

Yes Noise will be generated during construction phase as a result of operation of construction equipment’s. The noise likely to be generated due to operation of various construction equipment is given as below: Equipment Sound

level (dB(A))

Compressors 75-85 DG Set 72-82 Concrete places 70-80 Batching plant 75-85 Pneumatically operated Jack Hammer

70-80

Drilling machine 85-95 Crusher 68-70 Pump 68-70 Vibrators 69-81

As a part of the EIA study, detailed noise modeling study shall be conducted to predict the increase in noise level due to various construction activities including operation of various construction equipment, increased vehicular movement, etc.

6.2 From industrial or similar processes No

6.3 From construction or demolition Yes As per 6.1.

6.4 From blasting or piling Yes 80 to 90 dB(A)

6.5 From construction or operational traffic

Yes During construction phase, there will be increase in vehicular movement for transportation of construction material. Based on past experience, impacts on ambient noise levels due to operation of construction equipment, and increased vehicular movement is not expected to



S. No.


Yes/ No

Details thereof (with approximate quantities/rates, wherever possible) with source of information data with source of information data be significant. However, this aspect shall be covered in detail though detailed modeling study as a part of the CEIA study.

6.6 From lighting or cooling systems No

6.7 From any other sources No

7. Risks of contamination of land or water from releases of pollutants into the

ground or surface waters, groundwater, coastal waters or the sea:

S. No.


Yes/ No


7.1 From handling, storage, use or spillage of hazardous materials

No

7.2 From discharge of sewage or other effluents to water or the land (expected mode and place of discharge)

Yes Sewage generated from Township/colony shall be given adequate treatment and disposed on land or water at sites identified in consultation with the district administration.

7.3 By deposition of pollutants emitted to air into the land or into water

Yes The solid waste generated from the labor camps shall be suitably collected and disposed by landfilling as mentioned in response to earlier question. The details of the solid waste disposal facilities shall be covered as a part of the EIA study.

7.4 From any other sources No

7.5 Is there a risk of long term build up of pollutants in the environment from these sources?

No



8. Risk of accidents during construction or operation of the Project, which could affect human health or the environment

S. No.


Yes/ No


8.1 From explosions, spillages, fires etc from storage, handling, use or production of hazardous substances

Yes Explosives shall be used very carefully by the experienced and certified persons. Blasting shall be done in accordance with the rule applicable of such work confirming all codes in respect of safety of human being and other objects.

8.2 From any other causes No 8.3 Could the project be affected by

natural disasters causing environmental damage (e.g. Floods, earthquakes, landslides, cloudburst etc)

No The proposed project is located in an area categorized as Zone-V as per seismic zoning Map of India (IS 1893:2002). The structural design will adequately take care of this aspect. Areas prone to landslide shall be identified during detail investigations. Appropriate treatment measures, if required, shall be suggested.

9. Factors which should be considered (such as consequential development)

which could lead to environmental effects or the potential for cumulative impacts with other existing or planned activities in the locality.

S. No.


Yes/ No


9.1 Lead to development of supporting utilities, ancillary development or development stimulated by the project which could have impact on the environment e.g.: Supporting infrastructure

(roads, power supply, waste or waste water treatment, etc.)

housing development extractive industries supply industries other

Yes Yes No No

About 1500 labour population and technical staff and their families are likely to deployed during construction phase. The availability of infrastructure could be a problem during the initial construction phase. As a part of Environmental Management Plan, following facilities shall be developed for the construction staff/ technical staff likely to be deployed during project construction phase : - Potable water supply - Community toilets and their adequate



S. No.


Yes/ No


treatment - Free fuel like LPG/ Kerosene - Solid waste management - Dispensary/First-aid post

9.2 Lead to after-use of the site, which could have an impact on the environment

No

9.3 Set a precedent for later developments

Yes Improve power availability. Job opportunities will improve significantly in the project area and the surroundings. The project will open a large number of jobs to the local population both in construction and operation phases.

9.4 Have cumulative effects due to proximity to other existing or planned projects with similar effects

Yes The Reoli-Dugli Hydroelectric Project lies in between Seli Hydroelectric Project on the upstream and Purthi Hydroelectric Project on the downstream.

(III) Environmental Sensitivity

S. No.

Areas Name/ Identity

Aerial distance (within 15 km.) Proposed project location boundary

1 Areas protected under international conventions, national or local legislation for their ecological, landscape, cultural or other related value

Yes The area identified for the project and reservoir does not fall under Areas protected under international conventions. About 182 ha of forest land is to be acquired which is protected under national legislation.

No wildlife sanctuary or national park is located within 15 km of the project boundary.

2 Areas which are important or sensitive for ecological reasons -Wetlands, watercourses or other water bodies, coastal zone, biospheres, mountains, forests

Yes About 182 ha of forest land is to be acquired for the project. Forest area is also observed within the study area.



S. No.



3 Areas used by protected, important or sensitive species of flora or fauna for breeding, nesting, foraging, resting, over wintering, migration

Yes This aspect will be confirmed during the CEIA study. Adverse impacts, if any, would be ascertained and appropriate management measures would be recommended as a part of Environmental Management Plan.

4 Inland, coastal, marine or underground waters

No

5 State, National boundaries No

6 Routes or facilities used by the public for access to recreation or other tourist, pilgrim areas

No

7 Defence installations No Nil

8 Densely populated or built-up area

No

9 Areas occupied by sensitive man-made land uses (hospitals, schools, places of worship, community facilities)

No At this stage, no community facilities are envisaged to be submerged. However, this would be confirmed during CEIA studies. The nearest village is Tindi where a primary health Centre, police chowki, PWD guest house and helipad are available.

10 Areas containing important, high quality or scarce resources (ground water resources, surface resources, forestry, agriculture, fisheries, tourism, minerals)

Yes Forest area of about 182 ha will be acquired under various project appurtenances & facilities. It is proposed to conduct a survey for three seasons as a part of the CEIA study to assess the floral characteristics of the area including vegetation profile and biodiversity. The impacts on flora and fauna on account of submergence of forest area and appropriate management measures will be covered as a part of the CEIA study.

11 Areas already subjected to pollution or environmental damage. (those where existing

No



S. No.



legal environmental standards are exceeded)

12 Areas susceptible to natural hazard which could cause the project to present environmental problems (earthquakes, subsidence, landslides, erosion, flooding or extreme or adverse climatic conditions)

Yes The project is located in Zone-V as per Seismic Zoning Map of India (IS 1893: 2002). Project components as well as other infrastructure facilities would be designed considering the possible seismic effects.



Annexure-I









Annexure-II Land Requirement (Tentative)

S.No. Project Components Forest Land (in ha)

1. Submergence Area 65.95

2. Dam/Coffer Dams

3.11

3. Power house 0.99

4. Head Race tunnel (HRT) 11.07

5. Adits 2.45

6. Intake 1.29

7. Desilting Chambers 2.87

8. Penstock & Valve 0.45

9. Tail Race Tunnel (TRT) 0.58

10. Muck Dumping Area 60.0

11. Quarry 10.0

12. Explosive Magazine 1.24

13. Infrastructure facilities like roads,office,store, workshop, Hospital etc.

22.00

Total 182.0



Annexure-III

Copy of CEA approval for auxiliary units IC

Documents

FORM-I (420+9.2 MW), REOLI-DUGLI HYDRO …environmentclearance.nic.in/writereaddata/modification/Extension/... · 420+9.2 MW REOLI DUGLI HYDRO ELECTRIC PROJECT District-Lahaul-Spiti,