Table 2.
Snow cover area in km2 on 500 m elevation intervals from 0 to 8500 m for January, April, July and October months from 2007 to 2011.
| Contour |
2011_01 |
2010_01 |
2009_01 |
2008_01 |
2007_01 |
|||||
|---|---|---|---|---|---|---|---|---|---|---|
| Area | % | Area | % | Area | % | Area | % | Area | % | |
| 0 | 17362649.6 | 32.6 | 17959009.5 | 33.0 | 16539754.7 | 30.7 | 17177288.2 | 32.7 | 17481910.7 | 32.1 |
| 500 | 9197864.9 | 17.3 | 10935393.3 | 20.1 | 10494707.4 | 19.5 | 9463614.5 | 18.0 | 11692291.3 | 21.5 |
| 1000 | 10294087.4 | 19.3 | 8425619.9 | 15.5 | 10313948.1 | 19.1 | 10085143.7 | 19.2 | 8252253.1 | 15.1 |
| 1500 | 4284155.9 | 8.0 | 4197795.3 | 7.7 | 4046441.8 | 7.5 | 6478086.7 | 12.3 | 4001756.6 | 7.3 |
| 2000 | 4800833.2 | 9.0 | 8012046.2 | 14.7 | 7669374.4 | 14.2 | 4443398.8 | 8.5 | 8167279.0 | 15.0 |
| 2500 | 3665846.9 | 6.9 | 1174627.0 | 2.2 | 1126771.6 | 2.1 | 1123920.2 | 2.1 | 1188233.3 | 2.2 |
| 3000 | 637913.4 | 1.2 | 628591.2 | 1.2 | 627988.2 | 1.2 | 645518.8 | 1.2 | 641266.3 | 1.2 |
| 3500 | 426450.2 | 0.8 | 400986.6 | 0.7 | 411614.3 | 0.8 | 430249.4 | 0.8 | 422342.9 | 0.8 |
| 4000 | 400835.7 | 0.8 | 405413.7 | 0.7 | 406438.4 | 0.8 | 393439.4 | 0.7 | 389942.0 | 0.7 |
| 4500 | 604524.6 | 1.1 | 580856.0 | 1.1 | 595727.4 | 1.1 | 581812.2 | 1.1 | 609286.1 | 1.1 |
| 5000 | 955138.9 | 1.8 | 951997.0 | 1.8 | 937544.2 | 1.7 | 971476.8 | 1.9 | 962679.4 | 1.8 |
| 5500 | 516529.0 | 1.0 | 524896.1 | 1.0 | 542921.1 | 1.0 | 525954.8 | 1.0 | 513200.8 | 0.9 |
| 6000 | 136987.0 | 0.3 | 138872.2 | 0.3 | 128189.7 | 0.2 | 131331.6 | 0.3 | 134473.5 | 0.2 |
| 6500 | 19479.8 | 0.0 | 17594.7 | 0.0 | 17594.7 | 0.0 | 19479.8 | 0.0 | 16966.3 | 0.0 |
| 7000 | 3141.9 | 0.0 | 3141.9 | 0.0 | 3141.9 | 0.0 | 2513.5 | 0.0 | 3141.9 | 0.0 |
| 7500 | 1256.8 | 0.0 | 1256.8 | 0.0 | 1256.8 | 0.0 | 1256.8 | 0.0 | 1256.8 | 0.0 |
| 8000 | 628.4 | 0.0 | 628.4 | 0.0 | 628.4 | 0.0 | 628.4 | 0.0 | 628.4 | 0.0 |
| Total | 53308323.6 | 100.0 | 54358725.6 | 100.0 | 53864042.9 | 100.0 | 52475113.4 | 100.0 | 54478908.3 | 100.0 |
|
2011_04 |
2010_04 |
2009_04 |
2008_04 |
2007_04 |
||||||
| Contour | Area | % | Area | % | Area | % | Area | % | Area | % |
| 0 | 10999024.2 | 30.4 | 7878629.6 | 23.5 | 9080069.2 | 26.9 | 7997883.2 | 24.8 | 8436200.9 | 26.5 |
| 500 | 6764994.4 | 18.7 | 13234929.7 | 39.4 | 4685703.7 | 13.9 | 7064639.2 | 21.9 | 5465795.2 | 17.2 |
| 1000 | 3436179.6 | 9.5 | 3521242.5 | 10.5 | 5145792.3 | 15.3 | 2824878.9 | 8.8 | 3415148.5 | 10.7 |
| 1500 | 8661662.3 | 24.0 | 2653021.0 | 7.9 | 7965703.4 | 23.6 | 7551817.1 | 23.4 | 2296278.4 | 7.2 |
| 2000 | 1919586.5 | 5.3 | 1469056.9 | 4.4 | 2054501.5 | 6.1 | 2015961.6 | 6.2 | 1909271.0 | 6.0 |
| 2500 | 869231.9 | 2.4 | 1361802.1 | 4.1 | 886655.9 | 2.6 | 1335973.3 | 4.1 | 6460291.5 | 20.3 |
| 3000 | 548500.3 | 1.5 | 552940.8 | 1.6 | 1021159.8 | 3.0 | 536248.4 | 1.7 | 1026730.1 | 3.2 |
| 3500 | 368967.9 | 1.0 | 355960.5 | 1.1 | 349032.5 | 1.0 | 363113.1 | 1.1 | 348273.2 | 1.1 |
| 4000 | 342367.1 | 0.9 | 319343.4 | 1.0 | 335367.3 | 1.0 | 354689.3 | 1.1 | 337351.4 | 1.1 |
| 4500 | 594704.9 | 1.6 | 573096.7 | 1.7 | 559153.8 | 1.7 | 580175.6 | 1.8 | 531475.6 | 1.7 |
| 5000 | 956298.9 | 2.6 | 993456.0 | 3.0 | 935009.0 | 2.8 | 947195.9 | 2.9 | 957132.0 | 3.0 |
| 5500 | 521782.1 | 1.4 | 508988.5 | 1.5 | 543753.1 | 1.6 | 528694.3 | 1.6 | 522184.5 | 1.6 |
| 6000 | 135730.3 | 0.4 | 136987.0 | 0.4 | 128818.1 | 0.4 | 135730.3 | 0.4 | 136358.6 | 0.4 |
| 6500 | 17594.7 | 0.0 | 18851.4 | 0.1 | 16966.3 | 0.1 | 18223.0 | 0.1 | 17594.7 | 0.1 |
| 7000 | 3141.9 | 0.0 | 3141.9 | 0.0 | 3141.9 | 0.0 | 3141.9 | 0.0 | 3770.3 | 0.0 |
| 7500 | 1256.8 | 0.0 | 1256.8 | 0.0 | 1256.8 | 0.0 | 628.4 | 0.0 | 1256.8 | 0.0 |
| 8000 | 628.4 | 0.0 | 628.4 | 0.0 | 628.4 | 0.0 | 628.4 | 0.0 | 628.4 | 0.0 |
| Total | 36141652.0 | 100.0 | 33583333.0 | 100.0 | 33712712.8 | 100.0 | 32259621.6 | 100.0 | 31865740.9 | 100.0 |
|
2011_07 |
2010_07 |
2009_07 |
2008_07 |
2007_07 |
||||||
| Contour | Area | % | Area | % | Area | % | Area | % | Area | % |
| 0 | 24977.1 | 5.1 | 16251.0 | 3.2 | 22070.7 | 3.6 | 17640.8 | 3.7 | 19238.2 | 3.7 |
| 500 | 9376.2 | 1.9 | 5903.8 | 1.2 | 4172.7 | 0.7 | 4828.9 | 1.0 | 6057.8 | 1.2 |
| 1000 | 3766.8 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 1486.4 | 0.3 | 0.0 | 0.0 |
| 1500 | 2717.8 | 0.6 | 1885.1 | 0.4 | 1885.1 | 0.3 | 3164.3 | 0.7 | 2513.5 | 0.5 |
| 2000 | 4927.9 | 1.0 | 3494.8 | 0.7 | 3494.8 | 0.6 | 2640.4 | 0.5 | 2238.0 | 0.4 |
| 2500 | 3374.0 | 0.7 | 3374.0 | 0.7 | 6714.0 | 1.1 | 1256.8 | 0.3 | 628.4 | 0.1 |
| 3000 | 17821.4 | 3.7 | 4172.7 | 0.8 | 20510.6 | 3.4 | 6686.2 | 1.4 | 6686.2 | 1.3 |
| 3500 | 21783.6 | 4.5 | 10230.5 | 2.0 | 21139.0 | 3.5 | 16740.3 | 3.5 | 16111.9 | 3.1 |
| 4000 | 25537.6 | 5.2 | 10230.5 | 2.0 | 24683.3 | 4.1 | 16111.9 | 3.4 | 14855.2 | 2.8 |
| 4500 | 36174.2 | 7.4 | 29109.8 | 5.8 | 34737.4 | 5.7 | 26568.4 | 5.5 | 29533.9 | 5.7 |
| 5000 | 159247.9 | 32.7 | 207542.1 | 41.2 | 230191.7 | 37.9 | 191164.9 | 39.8 | 223048.0 | 42.7 |
| 5500 | 119869.5 | 24.6 | 149102.7 | 29.6 | 181150.1 | 29.8 | 140140.4 | 29.2 | 152697.2 | 29.3 |
| 6000 | 49246.4 | 10.1 | 53054.7 | 10.5 | 46500.2 | 7.6 | 42377.8 | 8.8 | 40100.9 | 7.7 |
| 6500 | 6686.2 | 1.4 | 6283.8 | 1.2 | 6912.2 | 1.1 | 7314.6 | 1.5 | 6283.8 | 1.2 |
| 7000 | 628.4 | 0.1 | 628.4 | 0.1 | 1885.1 | 0.3 | 1256.8 | 0.3 | 628.4 | 0.1 |
| 7500 | 628.4 | 0.1 | 1285.1 | 0.3 | 1256.8 | 0.2 | 628.4 | 0.1 | 628.4 | 0.1 |
| 8000 | 628.4 | 0.1 | 628.4 | 0.1 | 628.4 | 0.1 | 628.4 | 0.1 | 628.4 | 0.1 |
| Total | 487391.7 | 100.0 | 503177.3 | 100.0 | 607931.9 | 100.0 | 480635.6 | 100.0 | 521878.2 | 100.0 |
|
2011_09 |
2010_10 |
2009_10 |
2008_10 |
2007_10 |
||||||
| Contour | Area | % | Area | % | Area | % | Area | % | Area | % |
| 0 | 111976.6 | 6.8 | 188062.3 | 6.4 | 533296.6 | 10.9 | 185548.8 | 5.9 | 218392.8 | 6.7 |
| 500 | 41247.1 | 2.5 | 47128.6 | 1.6 | 952328.4 | 19.4 | 47531.0 | 1.5 | 109753.1 | 3.4 |
| 1000 | 126556.5 | 7.7 | 197488.0 | 6.7 | 390727.4 | 8.0 | 197714.0 | 6.3 | 236673.6 | 7.3 |
| 1500 | 184694.4 | 11.2 | 417068.5 | 14.1 | 573907.7 | 11.7 | 388305.3 | 12.3 | 454947.7 | 14.0 |
| 2000 | 145332.4 | 8.8 | 304891.6 | 10.3 | 359504.6 | 7.3 | 302405.9 | 9.6 | 321080.9 | 9.9 |
| 2500 | 112882.6 | 6.8 | 205480.5 | 6.9 | 218952.8 | 4.5 | 223351.5 | 7.1 | 249665.3 | 7.7 |
| 3000 | 100544.6 | 6.1 | 149656.5 | 5.1 | 185774.7 | 3.8 | 169803.2 | 5.4 | 176804.6 | 5.4 |
| 3500 | 50474.8 | 3.1 | 105568.0 | 3.6 | 121933.7 | 2.5 | 115423.9 | 3.7 | 117507.2 | 3.6 |
| 4000 | 50877.1 | 3.1 | 86920.8 | 2.9 | 120108.8 | 2.5 | 103484.7 | 3.3 | 117683.6 | 3.6 |
| 4500 | 87929.9 | 5.3 | 214935.6 | 7.3 | 300326.2 | 6.1 | 275859.2 | 8.8 | 225362.6 | 6.9 |
| 5000 | 352463.8 | 21.3 | 610560.2 | 20.6 | 694321.3 | 14.2 | 678827.7 | 21.5 | 592111.2 | 18.2 |
| 5500 | 214404.7 | 13.0 | 342467.6 | 11.6 | 362801.7 | 7.4 | 364863.3 | 11.6 | 341210.8 | 10.5 |
| 6000 | 59696.2 | 3.6 | 78547.6 | 2.7 | 73520.6 | 1.5 | 87570.9 | 2.8 | 80432.7 | 2.5 |
| 6500 | 8169.0 | 0.5 | 8169.0 | 0.3 | 9425.7 | 0.2 | 8169.0 | 0.3 | 8797.3 | 0.3 |
| 7000 | 1885.1 | 0.1 | 1885.1 | 0.1 | 1885.1 | 0.0 | 1885.1 | 0.1 | 1885.1 | 0.1 |
| 7500 | 1256.8 | 0.1 | 1256.8 | 0.0 | 1256.8 | 0.0 | 1256.8 | 0.0 | 1256.8 | 0.0 |
| 8000 | 628.4 | 0.0 | 628.4 | 0.0 | 628.4 | 0.0 | 628.4 | 0.0 | 628.4 | 0.0 |
| Total | 1651019.9 | 100.0 | 2960714.9 | 100.0 | 4900700.4 | 100.0 | 3152628.5 | 100.0 | 3254193.8 | 100.0 |