Carrying Capacity Study of Teesta Basin in Sikkim - Affected ...

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CARRYING CAPACITY STUDY OF TEESTA BASIN IN SIKKIM WATER AND POWER CONSULTANCY SERVICES (INDIA) LIMITED (International Consultant In Water Resources Development) 76-C, Institutional Area, Sector-18, Gurgaon, Haryana - 122015 Phone: (91-124) 2399225, 2399881-83,2399885-87,2399890-93, Fax:(91-124) 2397392 Regd.& Corporate Office: Kailash, 5th Floor, K.G.Marg, NewDelhi-110001 Phone: 91-11-3313131-3, Fax: 91-11-3313134, E-mail: wapwater@ndf.vsnl.net.<strong>in</strong> http://www.wapcos.o
Page 4 and 5: PARTICIPATING INSTITUTIONS • Cent
Page 6 and 7: FACTS AT A GLANCE CONTENTS Page No.
Page 8 and 9: CHAPTER- 6 LAND RESOURCE MANAGEMENT
Page 10 and 11: CHAPTER 9 DROUGHT- PRONE AREAS IN T
Page 12 and 13: LIST OF TABLES Table 2.1 Major trib
Page 14 and 15: Table 7.15 Duration of crop stages
Page 16: LIST OF FIGURES Figure 3.1 Location
Page 19 and 20: (iii) Average sediment rate Chungth
Page 21: Pulses ton/ha 0.41 0.86 1.50 2.00 C
Page 24 and 25: sound basis. In doing so, the prese
Page 26 and 27: 1.2 METHODOLOGY Water resource is a
Page 28 and 29: determined by land use surveys, lan
Page 31 and 32: SALIENT CHARACTERISTICS OF SIKKIM 2
Page 33 and 34: 2.2.1 North District The North Dist
Page 35 and 36: with its beautiful range covered wi
Page 37 and 38: during autumn. The average depths o
Page 39 and 40: places even more than 5 percent) wi
Page 41 and 42: topography (ii) drainage conspicuou
Page 43 and 44: flow maxima during rainy seasons. O
Page 45: Presently, the eastern region mainl
Page 48 and 49: Sikkim and thereafter from Melli, T
Page 50 and 51: axis of sub-tropical jet is located
Page 52 and 53:
sectors (The great Himalayas) and d
Page 54:
Table 3.1 Details of Raingauge Stat
Page 57 and 58:
About ten percent of the total rain
Page 59 and 60:
ainfall values are shown in Figs 3.
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Total number of rainy days are maxi
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CISMHE
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Normal Rainfall (mm) 4000.0 3500.0
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mean temperatures are given at Tabl
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39 Table 3.5 Districtwise Monthly M
Page 77 and 78:
4.1 GENERAL HYDROLOGY Assessment of
Page 79 and 80:
VI Khanitar 2240 2634 4874 46 4.3 A
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terrain conditions and the availabi
Page 83 and 84:
CISMHE (AM) method and the Peak Ove
Page 85 and 86:
population parameters from a sample
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51 S. No Year Max. Flood X X-X (X-X
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53 Sl. No Year Max. Flood (cumec) (
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Runoff (Cumec) 6000 5000 4000 3000
Page 93 and 94:
Table 4.6(b) Values of Statistical
Page 95 and 96:
where (T) = and Var (T) = 4P - 1 N(
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4.4.6 Estimation of Flood at Variou
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+ k σ ZT = Z z z Where Z = mean of
Page 101 and 102:
4.5 SEDIMENT LOAD 4.5.1 Availabilit
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The sample of water passing through
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% Sediment load 0.2500 0.2000 0.150
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Table 4.12 Monthwise Average percen
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Average 34 26 39 14th Mile, 1995 51
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5.1 GENERAL IRRIGATION Sikkim falls
Page 114 and 115:
implementation. Again the status of
Page 116 and 117:
Table 5.3 Districtwise break-up of
Page 118 and 119:
(ii) Antpd exp. for AP 2002-03 3 Pr
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concerned departments in the states
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K 81 CISMHE 1. Kharif 11541 980 471
Page 124 and 125:
Table 5.8 District-wise break-up of
Page 126 and 127:
Table 5.10 Status of minor irrigati
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6.1 GENERAL LAND RESOURCE MANAGEMEN
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een of the order of 172.09 th ha i.
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91 CISMHE The status of districtwis
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93 CISMHE Total fallow land in the
Page 137 and 138:
95 CISMHE CWL is a fairly big propo
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category of land use is also a matt
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channels during heavy rainfall, it
Page 143 and 144:
101 CISMHE and Integrated Watershed
Page 146 and 147:
7.1 GENERAL 103 AGRICULTURE Sikkim
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Table 7.1 District-wise area of few
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Table 7.2 Criteria for land capabil
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from 17000 in 1950-58 to 54500 in 1
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7.5 CROPPING PATTERN 7.5.1 Existing
Page 156 and 157:
increase. It is also seen that in t
Page 158 and 159:
7.6 CROP WATER REQUIREMENT Procedur
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November 23.7 9.9 December 22.9 7.0
Page 162 and 163:
Sl. No 7.7.3 Crop Coefficient Septe
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November 30.7 29.2 December 19.1 18
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7.7.7 Conveyance Efficiency Conveya
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Table 7.19 Gross irrigation require
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Crops 1980-81 1985-86 1990-91 1995-
Page 172 and 173:
7.10 STRATEGIES PROPOSED BY THE STA
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ii. Adequate subsidy to the farmers
Page 176 and 177:
7.10.1.2 Seed Multiplication and Di
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popularise mushroom cultivation, pa
Page 180 and 181:
Total of crop husbandry 2041.23 350
Page 182 and 183:
water, drained and incubated in a w
Page 184 and 185:
(ii) Composite Prabha NLD - White P
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For Hybrids - Approx. 120:60:30 to
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conditions. Varieties presently rec
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ii) Top dressing - 50 kg urea befor
Page 192 and 193:
7.11.4 Pulses: Urd (Black Gram) 7.1
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A pure crop of Urd bean may yield 4
Page 196 and 197:
153 Sl. No Crop Varicties Soil Sowi
Page 198 and 199:
7.12 SUMMING UP The status of agric
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much cheaper to import fertilizer t
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• The allocation for the IXth Pla
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merchants and middlemen. Value addi
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3 Other Tubers 70 390 650 630 1740
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• Farm-gate prices only 10-20% of
Page 211 and 212:
8. To provide facilities for primar
Page 213 and 214:
and 1,980 tonne other root and tube
Page 215 and 216:
The various measures for reducing t
Page 217 and 218:
Sl. No Items Unit Ninth Plan actual
Page 219 and 220:
of the quality materials produced i
Page 221 and 222:
8.4 MEDICINAL AND AROMATIC PLANTS S
Page 223 and 224:
facilities at the district level, t
Page 225 and 226:
have been imported from Bhutan. The
Page 227 and 228:
provides for the production of qual
Page 229:
3. 185 CISMHE a) Frys 4.00 2.00 4.0
Page 232 and 233:
Table 9.1 Yearly fainfall, year, me
Page 234 and 235:
elow 2 ha of land holding category,
Page 236 and 237:
191 Table 9.3 Land classification a
Page 238 and 239:
Table 9.4 Physical and financial ta
Page 240:
CISMHE Apart from the above, the co
Page 243 and 244:
CISMHE of the order of 0.80 th ha a
Page 245 and 246:
8 August 440.1 17.37 9 September 33
Page 247 and 248:
10.4 DESIGN OF CANAL AND RELATED ST
Page 249 and 250:
CISMHE described above in the case
Page 251 and 252:
Fig. 10.2 Details of head work in a
Page 253 and 254:
10.4.1.2 Canals Land slopes in the
Page 255 and 256:
Fig. 10.4 Typical design of channel
Page 257 and 258:
10.4.1.5 Catch Pits On either side
Page 259 and 260:
Fig. 10.6 Details of catch pit
Page 261 and 262:
(vi) In the above process, command
Page 263 and 264:
Sprinkler irrigation is most suitab
Page 265 and 266:
another combination of level benchi
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Fig. 10.8 Typical view of bench ter
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10.5.1.2 Hydrology and Irrigation B
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the water cushion in the well, over
Page 273 and 274:
land owners to take up the works im
Page 275 and 276:
10.6 OPERATION AND MAINTENANCE OF M
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against 180/- per ha of O&M recomme
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3. Dry field Class - II Class - III
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infrastructural installations. Irri
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eliability essential for high value
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10.9.2.2 Delineation The channel sy
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10.9.3.1 Ahlay Pokhari Water Harves
Page 289:
project period. In such case, commu
Page 292 and 293:
In some of the above uses like irri
Page 294 and 295:
perceptible reason for the sudden d
Page 296 and 297:
structures, the irrigation is conte
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percentage of urban population with
Page 300 and 301:
irrigated area under each crop vis-
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246 Table 11.7 Projected production
Page 304 and 305:
Sikkim are much lower than the nati
Page 307 and 308:
12.1 Salient characteristics FINDIN
Page 309 and 310:
12.3 HYDROLOGY � There are at pre
Page 311 and 312:
254 CISMHE still a sizeable lag bet
Page 313 and 314:
� For implementation of above lan
Page 315 and 316:
� It is much cheaper to import fe
Page 317 and 318:
� Strategies suggested to strengt
Page 319 and 320:
� Evaluation of flood management
Page 321:
� For management of land resource
Page 329 and 330:
S No. STATION Altitude(m) Annexure-
Page 331 and 332:
MONTHLY RAINFALL VALUES FOR SINGHIK
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1980 9.6 140.5 180.8 NA NA NA NA NA
Page 335 and 336:
Annexure-3.3 ( e ) MONTHLY RAINFALL
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Annexure-3.3 (g) MONTHLY RAINFALL V
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Annexure-3.3 ( i ) MONTHLY RAINFALL
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Annexure-3.3 ( k ) MONTHLY RAINFALL
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Annexure-3.3 (m) MONTHLY RAINFALL V
Page 345 and 346:
Annexure-3.3 (o) MONTHLY RAINFALL V
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Annexure-3.3 ( q ) MONTHLY RAINFALL
Page 350 and 351:
Annex-3.4 ( b ) MONTHLY RAINFALL VA
Page 353 and 354:
Annex-3.4 ( e ) MONTHLY RAINFALL VA
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Annex-3.4 (g) MONTHLY RAINFALL VALU
Page 357 and 358:
Annex-3.4 ( i ) MONTHLY RAINFALL VA
Page 359 and 360:
Annex-3.4( k ) MONTHLY RAINFALL VAL
Page 361 and 362:
Annex-3.4 (m) MONTHLY RAINFALL VALU
Page 363 and 364:
Annex-3.4 (o) MONTHLY RAINFALL VALU
Page 365 and 366:
Annex-3.4 ( q ) MONTHLY RAINFALL VA
Page 368 and 369:
Annexure- 4.1 METHODOLOGY OF DISCHA
Page 370 and 371:
and 0.9 with a value of 0.85 being
Page 372 and 373:
(c) When near a confluence, the sit
Page 374 and 375:
(d) It is useful if there is a brid
Page 376 and 377:
should then be multiplied by a surf
Page 378 and 379:
established. Many times, the veloci
Page 380 and 381:
MONTHLY AVERAGE RUNOFF ACROSS THE R
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Month wise sediment load and runoff
Page 384 and 385:
Month wise sediment load and runoff
Page 386 and 387:
MINOR IRRIGATION CHANNELS LIST OF F
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75 Devithan jhora MIC at Lamatean R
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157 Mandir Jhora MIC at aho Yangtam
Page 392 and 393:
236 Fekcha Khola MIC at Nazitam Mar
Page 394 and 395:
315 chengey Khola MIC Rawtey Rumtek
Page 396 and 397:
396 Aansari Dara MIC Upper Sichey F
Page 398 and 399:
43 Lingi MIC Lingi Payong Functiona
Page 400 and 401:
116 Karek Kabrey Kutcha kulo Nagi M
Page 402 and 403:
188 Dorop kutcha kulo IV Salghari D
Page 404 and 405:
260 Tanak kutcha kulo Temi Tarku De
Page 406 and 407:
47 Dodak Tharpu MIC Dodak-Burikhop
Page 408 and 409:
117 Zim khola MIC Sangdorjee Defunc
Page 410 and 411:
188 Munchi kulo MIC Yangtem Functio
Page 412 and 413:
259 Lumbini khola MIC-II Darap Func
Page 414 and 415:
Schemes proposed under AIBP funding
Page 418 and 419:
C O N T E N T S VOLUME-I INTRODUCTO
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1.4 GEOMORPHOLOGY 1.5 MINERAL RESOU
Page 422 and 423:
ANNEXURES 4.15 RAMAM KHOLA WATERSHE
Page 424 and 425:
8.3 FLORICULTURE 8.4 MEDICINAL AND
Page 426 and 427:
3.1 AIR QUALITY STUDIES USING MODEL
Page 428 and 429:
BIBLIOGRAPHY ANNEXURE CHAPTER 5.5 S
Page 430 and 431:
2.5 LIVESTOCK DEVELOPMENT 2.6 INCOM
Page 432:
xv CISMHE 1.2 OBJECTIVE 1.3 METHODO
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