BOARD00820

• Board Meeting Date: 7/26/2006
• Description: ISF Section - Pine River Proposed Water Donation - La Plata County
• Board Meetings - Doc Type: Memo

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. Station: LOS PINOS RIVER NEAR BAYFIELD, CO.
Parameter: STREAM FLOW CFS
Year: 1927-1986
Sla1e: CO
County: LA PLATA

ID: 09353500
Statistic: Mean
Latitude: 37:22:58
Longitude: 107:34:37
Elevation: 7582.54
Drainage Area: 270.00

Monthly Statistics

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dee Ann
# Days 1829 1667 1829 1770 1829 1770 1829 1829 1770 1829 1770 1829 21550
Avg Day 61.63 58.06 77.49 259,7 780.1 1031 677.5 503.4 420.7 267.8 110,7 77.45 361.7
Max Day 277.0 257,0 490.0 1890 2670 3240 4030 2040 2220 1010 570,0 426.0 4030
Mln Day 21.00 3.20 0 0 22.00 92.00 83.00 69,00 68.00 19.00 21.00 14.00 0
, Months 59 59 59 59 59 59 59 59 59 59 59 59 59
SOw Month 41.20 34.29 62,80 229.3 376.2 490,8 303.9 188.9 158,\ \41.5 87.82 57.31 115.5
Skew Month 2.94 3.00 2.99 1.22 0.835 0.742 0.897 -0,435 0.405 1.15 1.59 2.59 0,343
Mln Month 21.00 21.00 21.90 22.47 195.5 162,7 102.5 99,29 134.1 79.03 28,00 21.84 172,3
Max Month 264.4 219.9 409.5 1099 1766 2261 1614 887.1 773.2 782.0 399.5 371.5 568.4
Exceedences
1% 263.0 248.0 460.0 1500 2260 2536 2170 1091 1050 775.0 480.7 391.8 2060
5% 158.0 128.0 187.0 963.0 1860 2170 1410 772.8 719.0 613.0 378.0 240,0 1200
10% 96.00 90.00 143.0 707.0 1550 1960 1051 720.0 644.0 509.0 225.0 149.9 796.0
20% 78.00 68.00 110.0 448.0 1170 1570 807.6 664.0 560.0 401.0 157.0 100.0 621,0
OW 50.00 50.00 53.00 144.0 636.0 796.0 638.0 516.5 408.0 231.0 76,00 53.00 190.0
80% 36.00 36.00 36.00 40.00 392,0 618.0 469.0 338.6 278.0 122.8 38.00 35.00 47.00
90% 31.00 31.00 31.00 31.00 254.0 551.0 265.8 174.9 177.0 88.00 31.00 33.00 36,00
95% 28.00 27.00 24.00 22.00 176.4 457.0 174.0 121.4 117.0 57.00 28.00 28.00 31,00
99% 21.00 21,00 15.00 15.00 59.00 154.8 104.0 86.00 83.70 36,00 22.00 22.00 22.00

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Prinled From: HYORODATA wEST_l. 07.12-Q610:20;35AM