NATIONAL WEATHER SERVICE WEST GULF RIVER FORECAST CENTER 2002 WATER SUPPLY FORECAST ISSUED AS OF MAY 1, 2002 FORECAST RUNOFF AVERAGE RUNOFF MOST REASONABLE REASONABLE 30YR PROBABLE MAXIMUM MINIMUM 1971-2000 FORECAST FORECAST % % % POINT PERIOD 1000 30YR 1000 30YR 1000 30YR 1000 (*) AF AVG. AF AVG. AF AVG. AF *(1)APR-SEP *(2)MAR-JUL Rio Grande Wagon Wheel Gap, CO (1) 105 30 141 41 93 27 345 Del Norte nr, CO (1) 135 25 191 36 122 23 531 Otowi Bridge, NM (2) 100 13 431 57 61 8 757 San Marcial, NM (2) 10 2 304 53 6 1 573 South Fork Rio Grande South Fork, CO (1) 26 20 42 32 22 17 132 Saguache Creek Saguache nr, CO (1) 9 26 20 61 6 17 33 Alamosa Creek Terrace Reservoir Inflow(1) 18 25 31 44 14 20 70 Conejos River Mogote nr, CO (1) 49 25 82 41 42 21 200 Culebra Creek San Luis, CO (1) 7 31 17 72 4 18 23 Red River Blo Fish Hat,Questa nr, (2) 8 24 11 30 7 19 35 Rio Hondo Valdez nr, NM (2) 3.7 20 5 25 3 15 18.5 Rio Pueblo de Taos Los Cordovas blo, NM (2) 4 10 11 28 1 3 40 Rio Chama El Vado res Inflow, NM (2) 35 15 76 32 28 12 237 Chamita nr, NM (2) 35 12 203 65 12 4 312 Rio Ojo Caliente La Madera, NM (2) 8 21 38 85 3 7 45 Santa Cruz River Cundiyo, NM (2) 4.5 24 9 48 3 17 18.9 Pecos River Pecos nr, NM (2) 16 28 39 68 9 16 58 Anton Chico nr, NM (2) 8 13 33 52 6 10 64 Santa Rosa Lake Inflow, (2) 5 10 29 48 4 7 60 Gallinas Creek Montezuma nr, NM (2) 2.0 20 4 42 1 10 9.8 B A S I N S N O W P A C K ---------------------------- RIO GRANDE BASIN, COLORADO current swe (% of avg) current swe( % of last year) 6 % 5 % RIO GRANDE BASIN, NEW MEXICO current swe (% of avg) current swe( % of last year) 3 % 4 % B A S I N R E S E R V O I R S T O R A G E ----------------------------------------------- RIO GRANDE BASIN, COLORADO current storage (% of avg) current storage( % of last year) 72 % 64 % RIO GRANDE BASIN, NEW MEXICO current storage (% of avg) current storage( % of last year) 68 % 54 %