July 2001 TABLE 3. STATISTICS FOR SELECTED RIVER BASINS: PRECIPITATION RANKING FOR OCT-JUL 2000-2001, WHERE RANK OF 1 = DRIEST, 106 = WETTEST, BASED ON THE PERIOD 1895 TO 2001; AREAL PERCENT OF THE BASIN EXPERIENCING SEVERE OR EXTREME LONG-TERM (PALMER) DROUGHT, AND AREAL PERCENT OF THE BASIN EXPERIENCING SEVERE OR EXTREME LONG-TERM (PALMER) WET CONDITIONS, AS OF JUL 2001. RIVER BASIN REGIONS AS DEFINED BY THE U.S. WATER RESOURCES COUNCIL. PRECIPITATION % AREA % AREA RIVER BASIN RANK DRY WET ----------- ------------- ------ ------ MISSOURI BASIN 99 20.9% 20.3% PACIFIC NORTHWEST BASIN 3 67.6% 1.8% CALIFORNIA RIVER BASIN 19 4.2% 0.0% GREAT BASIN 46 56.1% 0.0% UPPER COLORADO BASIN 38 68.3% 0.0% LOWER COLORADO BASIN 86 10.4% 18.3% RIO GRANDE BASIN 77 19.9% 16.1% ARKANSAS-WHITE-RED BASIN 82 0.0% 12.0% TEXAS GULF COAST BASIN 92 0.0% 0.0% SOURIS-RED-RAINY BASIN 105 0.0% 100.0% UPPER MISSISSIPPI BASIN 89 0.0% 24.7% LOWER MISSISSIPPI BASIN 77 6.6% 4.6% GREAT LAKES BASIN 29 6.7% 0.0% OHIO RIVER BASIN 20 0.0% 1.6% TENNESSEE RIVER BASIN 27 0.0% 0.0% NEW ENGLAND BASIN 15 0.0% 0.0% MID-ATLANTIC BASIN 10 3.7% 0.0% SOUTH ATLANTIC-GULF BASIN 38 0.2% 0.0%