California Department of Water Resources
Division of Flood Management

Snow Course Measurements for April 2002

April measurements received as of Monday, April 15, 06:01 PM

Snow depth and water content are in inches. April 1 averages are based on measurements made during years 1951-2000. Courses are grouped by river basins, listed in north-south and high-low elevation order. Contact Dave Hart for more information.


Num         Name                 Elev.  Date     Depth  Water   Density  April 1 Average
                                                       Content
                              Shasta River Basin
  1 Parks Creek               6,700	26-MAR	 83.1	 34.8	42%	 37.4	 93%	
  2 Little Shasta             6,200	28-MAR	 61.3	 25.3	41%	 19.0	133%	
  3 Sweetwater                5,850	26-MAR	 41.2	 17.7	43%	 13.7	129%	
                                                Basin Average Pct. of April 1: 118%
                              Scott River Basin
  5 Middle Boulder 1          6,600	29-MAR	 68.9	 26.1	38%	 32.4	 81%	
417 Box Camp                  6,450	28-MAR	100.1	 42.4	42%	 35.9	118%	
311 Middle Boulder 3          6,200	29-MAR	 59.5	 26.5	45%	 28.3	 94%	
  4 Etna Mountain             5,900	28-MAR	 89.0	 36.8	41%	 29.1	126%	
298 Dynamite Meadow           5,700	29-MAR	 32.0	 12.6	39%	 18.6	 68%	
285 Swampy John               5,500	28-MAR	 89.6	 34.2	38%	 34.0	101%	
                                                Basin Average Pct. of April 1:  98%
                              Trinity River Basin
  9 Deadfall Lakes            7,200	26-MAR	 72.0	 30.7	43%	 34.2	 90%	
 10 Red Rock Mountain         6,700	01-APR	 93.7	 48.2	51%	 44.1	109%	
 11 Bear Basin                6,500	01-APR	 79.8	 37.3	47%	 39.1	 95%	
 12 Shimmy Lake               6,400		Scheduled for measurement by Weaverville Ranger District
 13 Wolford Cabin             6,150	29-MAR	 84.1	 35.7	42%	 36.0	 99%	
 16 Highland Lakes            6,030	28-MAR	 75.8	 34.7	46%	 35.2	 99%	
 15 Mumbo Basin               5,650	28-MAR	 59.3	 24.5	41%	 24.1	102%	
 14 Whalan                    5,400	28-MAR	 50.8	 24.0	47%	 21.5	112%	
 17 Big Flat (Course)         5,100	01-APR	 27.0	 12.9	48%	 13.1	 98%	
                                                Basin Average Pct. of April 1: 100%
                              Eel River Basin
 63 Plaskett Meadows          6,000	29-MAR	 33.1	 14.8	45%	 17.3	 86%	
                                                Basin Average Pct. of April 1:  86%
                              Sacramento River Basin
 18 Mount Shasta              7,900	26-MAR	113.1	 51.6	46%	 53.6	 96%	
 20 North Fork Sacramento     6,900	26-MAR	 56.7	 24.8	44%	 25.4	 98%	
 19 Sand Flat                 6,800	26-MAR	 85.3	 39.3	46%	 43.6	 90%	
 21 Gray Rock Lakes           6,200	26-MAR	102.6	 45.9	45%	 48.4	 95%	
 22 Slate Creek               5,700	28-MAR	 66.2	 31.8	48%	 30.1	106%	
                                                Basin Average Pct. of April 1:  97%
                              Mc Cloud River Basin
 23 Brewer Creek              6,250	27-MAR	 73.1	 34.9	48%	 36.2	 96%	
 25 Stouts Meadow             5,400	27-MAR	 73.5	 38.0	52%	 37.8	101%	
 26 Ash Creek                 5,000		Scheduled for measurement by McCloud Ranger District
 27 Dead Horse Canyon         4,500	04-APR	 27.2	 13.6	50%	 11.6	117%	
                                                Basin Average Pct. of April 1: 105%
                              Pit River Basin
 30 Cedar Pass                7,100	25-MAR	 55.5	 20.6	37%	 16.7	123%	
 28 Blue Lake Ranch           6,800	25-MAR	 35.2	 13.5	38%	 10.4	130%	
 31 Blacks Mountain           6,700	02-APR	 11.0	  4.4	40%	  8.4	 52%	
 32 Medicine Lake             6,700	01-APR	 62.0	 26.0	42%	 32.9	 79%	
 33 Thousand Lakes            6,500	28-MAR	 77.0	 33.6	44%	 34.6	 97%	
 35 Adin Mountain             6,200	27-MAR	 41.9	 14.0	33%	 12.5	112%	
 34 Snow Mountain             6,050	29-MAR	 65.0	 30.7	47%	 32.8	 94%	
343 New Manzanita Lake        5,900	30-MAR	 26.0	 11.3	43%	  8.0	141%	
 37 Mcelroy Pass              5,300	02-APR	  5.0	  1.8	36%			
 41 Burney Springs            4,700	01-APR	  0.0	  0.0				
                                                Basin Average Pct. of April 1: 104%
                              Stony Cr Basin
 62 Anthony Peak              6,200	27-MAR	 72.9	 46.4	64%	 30.1	154%	
                                                Basin Average Pct. of April 1: 154%
                              Feather River Basin
 47 Lower Lassen Peak         8,250	01-APR	166.3	 79.1	48%	 80.2	 99%	
361 Kettle Rock               7,300	29-MAR	 47.2	 21.1	45%	 23.4	 90%	
 48 Mount Dyer 1              7,100	27-MAR	 70.6	 26.6	38%	 25.9	103%	
359 Grizzly Ridge             6,900	28-MAR	 62.4	 26.4	42%	 30.4	 87%	
388 Pilot Peak (DWR)          6,800	25-MAR	101.0	 45.0	45%	 45.5	 99%	
279 Eureka Bowl               6,800	26-MAR	 89.0	 36.7	41%	 42.7	 86%	
 75 Church Meadows            6,700	25-MAR	 68.3	 25.7	38%	 30.7	 84%	
360 Mount Hough               6,700	25-MAR	 68.3	 26.0	38%	 30.7	 85%	
280 Rowland Creek             6,700	27-MAR	 38.4	 13.4	35%	 17.4	 77%	
 53 Three Lakes               6,250	26-MAR	 81.1	 33.7	42%	 40.8	 83%	
 51 Harkness Flat             6,200	27-MAR	 71.5	 29.8	42%	 28.5	105%	
 52 Eureka Lake               6,200	26-MAR	 68.9	 25.0	36%	 31.7	 79%	
290 Mount Dyer 2              6,050	27-MAR	 43.2	 17.8	41%	 16.6	107%	
 54 Mill Creek Flat           5,900	26-MAR	 83.6	 33.6	40%	 39.0	 86%	
353 Frenchman Cove            5,800	27-MAR	  0.0	  0.0				
355 Abbey                     5,650	28-MAR	 20.6	  8.6	42%	  9.0	 96%	
354 Antelope Ridge            5,650	29-MAR	  0.0	  0.0				
 55 Mount Stover              5,600	27-MAR	 27.7	 12.7	46%	 14.7	 86%	
 49 Letterbox                 5,600	26-MAR	 99.1	 44.6	45%	 49.0	 91%	
 56 Browns Camp               5,400	26-MAR	 40.4	 17.5	43%	 23.3	 75%	
 58 Feather River Meadow      5,400	27-MAR	 58.3	 24.9	43%	 23.1	108%	
 59 Warner Creek              5,100	27-MAR	 40.8	 17.9	44%	 14.7	122%	
434 Humbug Summit 2           4,850	27-MAR	 29.1	 13.4	46%	 14.3	 94%	
 61 Chester Flat              4,600	28-MAR	  7.5	  3.6	48%	  6.1	 59%	
                                                Basin Average Pct. of April 1:  91%
                              Yuba River Basin
 64 Webber Peak               7,800	28-MAR	102.4	 44.2	43%	 41.9	105%	
 65 Castle Creek 5            7,400	01-APR	115.3	 51.3	44%	 52.1	 98%	
 67 Red Mountain              7,200	27-MAR	127.2	 55.1	43%	 51.9	106%	
 66 Meadow Lake               7,200	27-MAR	138.3	 57.8	42%	 55.8	104%	
 68 English Mountain          7,100	28-MAR	110.0	 53.0	48%	 45.4	117%	
 69 Donner Summit             6,900	27-MAR	 83.6	 38.0	45%	 38.6	 98%	
 74 Yuba Pass                 6,700	29-MAR	 65.1	 28.7	44%	 29.6	 97%	
 76 Furnace Flat              6,700	27-MAR	122.1	 53.3	44%	 48.4	110%	
 77 Lake Fordyce              6,500	27-MAR	102.4	 40.1	39%	 40.9	 98%	
 78 Findley Peak              6,500	28-MAR	 80.0	 34.2	43%	 29.8	115%	
389 Robinson Cow Camp         6,480	25-MAR	105.7	 44.2	42%	 42.5	104%	
390 Sunnyside Meadow          6,300	25-MAR	128.3	 53.4	42%	 55.4	 96%	
 80 Cisco                     5,900	27-MAR	 67.3	 29.2	43%	 27.6	106%	
372 Chapman Creek             5,850	29-MAR	 55.3	 23.5	42%	 23.7	 99%	
 83 Bowman Lake               5,650	28-MAR	 53.2	 23.1	43%	 22.3	104%	
391 Lexington                 5,600	29-MAR	 68.6	 33.6	49%	 30.7	109%	
277 Gibsonville               5,400	29-MAR	 65.1	 27.8	43%	 28.7	 97%	
 85 Lake Spaulding            5,200	28-MAR	 56.2	 23.7	42%	 21.3	111%	
429 Chalk Bluff               4,850	27-MAR	 21.4	  9.7	45%			
                                                Basin Average Pct. of April 1: 104%
                              American River Basin
106 Upper Carson Pass         8,500	29-MAR	 78.3	 30.8	39%	 36.2	 85%	
331 Lower Carson Pass         8,400	29-MAR	 81.2	 33.5	41%	 39.2	 85%	
107 Caples Lake (DWR)         8,000	29-MAR	 66.7	 27.8	42%	 30.8	 90%	
365 Alpha                     7,600	27-MAR	 78.7	 34.5	44%	 33.8	102%	
338 Lost Corner Mountain      7,500	26-MAR	 94.2	 37.8	40%	 36.2	104%	
108 Echo Summit               7,450	27-MAR	 76.2	 30.9	41%	 33.8	 91%	
110 Lake Audrain              7,300	27-MAR	 87.8	 35.5	40%	 35.3	101%	
111 Darrington                7,100	27-MAR	 73.8	 33.6	46%	 29.1	115%	
109 Silver Lake               7,100	29-MAR	 42.8	 20.0	47%	 21.0	 95%	
316 Wrights Lake              6,900	26-MAR	 80.8	 32.5	40%	 32.8	 99%	
113 PHillips                  6,800	28-MAR	 61.5	 29.4	48%	 27.6	107%	
320 Lyons Creek               6,700	27-MAR	 81.8	 31.9	39%	 31.8	100%	
115 Huysink                   6,600	28-MAR	106.0	 45.4	43%	 45.0	101%	
289 Tamarack Flat             6,550	28-MAR	 67.4	 29.5	44%	 28.4	104%	
114 Wabena Meadows            6,300	26-MAR	103.1	 41.1	40%	 42.8	 96%	
369 Miranda Cabin             6,200	26-MAR	104.4	 41.5	40%	 40.0	104%	
120 Onion Creek               6,100	27-MAR	 57.4	 25.4	44%	 19.6	130%	
371 Diamond Crossing          6,050	26-MAR	 56.2	 21.3	38%	 22.0	 97%	
122 Talbot Camp               5,750	26-MAR	 60.8	 23.4	38%	 20.9	112%	
322 Robbs Valley              5,600	29-MAR	 40.0	 16.6	42%	 15.6	106%	
127 Ice House                 5,300	29-MAR	 14.4	  5.9	41%	  5.8	102%	
                                                Basin Average Pct. of April 1: 101%
                              Mokelumne River Basin
323 Highland Meadow           8,700	26-MAR	124.1	 53.7	43%	 48.7	110%	
364 Tragedy Creek             8,150	01-APR	 91.9	 45.5	50%	 45.0	101%	
129 Blue Lakes                8,000	26-MAR	 89.6	 32.5	36%	 36.2	 90%	
131 Wheeler Lake              7,800	26-MAR	129.9	 60.0	46%	 53.3	113%	
132 Pacific Valley            7,500	26-MAR	100.2	 36.5	36%	 38.9	 94%	
133 Corral Flat               7,200	29-MAR	 99.5	 45.7	46%	 40.5	113%	
363 Podesta                   7,200	29-MAR	 97.9	 44.6	46%	 44.8	100%	
134 Bear Valley Ridge 1       6,700	26-MAR	 66.7	 25.5	38%	 24.6	104%	
435 Lumberyard 2              6,500	29-MAR	 37.3	 18.5	50%	 13.8	134%	
136 Hams Station              5,500	29-MAR	  9.7	  4.3	44%	  5.3	 81%	*
137 Antelope Springs          4,350	29-MAR	  3.6	  1.7	47%			
                                                Basin Average Pct. of April 1: 106%
                              Stanislaus River Basin
345 Deadman Creek             9,250	29-MAR	 73.6	 28.6	39%	 35.1	 81%	
344 Clark Fork Meadow         8,900	29-MAR	 94.5	 38.3	41%	 39.8	 96%	
427 Gianelli Meadow           8,400	30-MAR	104.8	 44.3	42%	 52.9	 84%	
138 Lower Relief Valley       8,100	29-MAR	 89.1	 37.5	42%	 39.6	 95%	
139 Soda Creek Flat           7,800	29-MAR	 45.4	 18.1	40%	 22.0	 82%	
384 Stanislaus Meadow         7,750	26-MAR	114.9	 47.2	41%	 51.0	 93%	
140 Eagle Meadow              7,500	29-MAR	 49.2	 19.6	40%	 24.2	 81%	
142 Herring Creek             7,300	26-MAR	 66.6	 24.6	37%	 28.0	 88%	
143 Relief Dam                7,250	29-MAR	 41.1	 17.2	42%	 19.9	 86%	
416 Bloods Creek              7,200	25-MAR	 88.7	 33.2	37%	 34.6	 96%	
432 Sapps Hollow              6,950	01-APR	 61.6	 26.1	42%	 33.0	 79%	
430 Corral Meadow             6,650	01-APR	 36.8	 15.7	43%	 19.7	 80%	
373 Hells Kitchen             6,550	25-MAR	 56.4	 21.3	38%	 21.8	 98%	
386 Black Springs             6,500	25-MAR	 67.8	 24.1	36%	 22.0	110%	
145 Niagara Flat              6,500	29-MAR	 47.1	 20.7	44%	 19.6	106%	
                                                Basin Average Pct. of April 1:  90%
                              Tuolumne River Basin
157 Dana Meadows              9,800	27-MAR	 74.9	 28.4	38%	 31.1	 91%	
158 Rafferty Meadows          9,400	28-MAR	 83.1	 33.5	40%	 32.8	102%	
159 Bond Pass                 9,300	25-MAR	108.9	 40.5	37%	 44.9	 90%	
368 New Grace Meadow          8,900	29-MAR	108.9	 47.1	43%	 48.0	 98%	
161 Tuolumne Meadows          8,600	26-MAR	 55.3	 21.2	38%	 22.7	 93%	
162 Horse Meadow              8,400	25-MAR	108.1	 42.3	39%	 46.7	 91%	
163 Wilmer Lake               8,000	29-MAR	101.1	 42.4	42%	 43.2	 98%	
165 Sachse Springs            7,900	27-MAR	 94.8	 38.5	41%	 38.1	101%	
164 Spotted Fawn              7,800	27-MAR	108.5	 41.6	38%	 45.6	 91%	
166 Huckleberry Lake          7,800	26-MAR	 98.1	 37.6	38%	 41.9	 90%	
167 Paradise Meadow           7,650	30-MAR	 91.6	 39.4	43%	 39.9	 99%	
348 Kerrick Corral            7,000	01-APR	 47.6	 20.8	44%	 23.5	 89%	
168 Upper Kibbie Ridge        6,700	28-MAR	 50.3	 22.4	45%	 18.6	120%	
173 Lower Kibbie              6,700	28-MAR	 60.8	 26.4	43%	 26.0	102%	
169 Vernon Lake               6,700	30-MAR	 49.6	 20.9	42%	 22.4	 93%	
172 Bell Meadow               6,500	01-APR	 24.9	 10.9	44%	 15.5	 70%	
171 Beehive Meadow            6,500	30-MAR	 51.3	 21.5	42%	 23.5	 91%	
                                                Basin Average Pct. of April 1:  95%
                              Merced River Basin
176 Snow Flat                 8,700	30-MAR	 98.0	 43.9	45%	 44.5	 99%	
177 Ostrander Lake            8,200	26-MAR	 73.0	 29.2	40%	 32.6	 90%	
178 Tenaya Lake               8,150	26-MAR	 81.1	 29.7	37%	 33.6	 88%	
180 Peregoy Meadows           7,000	31-MAR	 56.6	 24.0	42%	 29.3	 82%	
179 Gin Flat                  7,000	25-MAR	 72.3	 33.0	46%	 32.0	103%	
                                                Basin Average Pct. of April 1:  92%
                              San Joaquin River Basin
182 Mono Pass                11,450	25-MAR	 83.9	 26.2	31%	 30.8	 85%	
183 Piute Pass               11,300	02-APR	 78.7	 32.5	41%	 37.9	 86%	
184 Emerald Lake             10,600	26-MAR	 85.8	 28.4	33%	 35.4	 80%	
276 Pioneer Basin            10,400	25-MAR	 89.6	 29.2	33%	 34.0	 86%	
185 Heart Lake               10,100	26-MAR	 76.8	 22.8	30%	 27.9	 82%	
186 Volcanic Knob            10,050	26-MAR	 83.2	 27.7	33%	 30.7	 90%	
187 Rose Marie               10,000	26-MAR	 76.6	 23.6	31%	 29.7	 79%	
188 Colby Meadow              9,700	26-MAR	 61.6	 17.6	29%	 23.2	 76%	
189 Agnew Pass                9,450	25-MAR	 72.2	 24.8	34%	 31.8	 78%	
191 Dutch Lake                9,100	26-MAR	 72.6	 20.8	29%	 28.1	 74%	
190 Kaiser Pass               9,100	26-MAR	 84.5	 29.5	35%	 39.0	 76%	
192 Coyote Lake               8,850	27-MAR	 74.8	 25.0	33%	 32.2	 78%	
193 Cora Lakes                8,400	27-MAR	 79.1	 30.1	38%	 36.3	 83%	
346 Badger Flat               8,300	26-MAR	 74.2	 24.7	33%	 30.8	 80%	
194 Nellie Lake               8,000	26-MAR	 80.1	 30.0	37%	 35.8	 84%	
324 Lake Thomas A Edison      7,800	26-MAR	 32.4	 13.0	40%	 14.7	 88%	
196 Chilkoot Lake             7,450	26-MAR	 74.2	 31.4	42%	 36.8	 85%	
347 Tamarack Creek            7,250	27-MAR	 49.2	 19.1	39%	 23.8	 80%	
198 Florence Lake             7,200	26-MAR	 17.2	  6.3	37%	  7.6	 83%	
197 Chilkoot Meadow           7,150	26-MAR	 75.2	 33.0	44%	 36.6	 90%	
200 Clover Meadow             7,000	26-MAR	 51.7	 20.4	39%	 22.8	 89%	
199 Huntington Lake           7,000	27-MAR	 45.4	 16.6	37%	 18.6	 89%	
201 Jackass Meadow            6,950	26-MAR	 53.5	 22.5	42%	 24.0	 94%	
202 Chiquito Creek            6,800	26-MAR	 48.2	 19.9	41%	 21.7	 92%	
204 Poison Meadow             6,800	26-MAR	 58.1	 25.7	44%	 24.8	104%	
                                                Basin Average Pct. of April 1:  84%
                              Kings River Basin
222 Bishop Pass              11,200	26-MAR	 79.7	 29.8	37%	 35.0	 85%	
299 Charlotte Ridge          10,700	30-MAR	 80.4	 32.9	41%	 29.9	110%	
307 Bullfrog Lake            10,650	30-MAR	 72.5	 29.8	41%	 28.5	105%	
398 Bench Lake               10,600	25-MAR	 76.7	 28.3	37%	 27.1	104%	
223 Blackcap Basin           10,300	27-MAR	 87.8	 32.4	37%	 34.1	 95%	
396 Rattlesnake Creek Ba      9,900	26-MAR	 83.9	 30.8	37%	 39.8	 77%	
225 Beard Meadow              9,800	27-MAR	 82.2	 28.0	34%	 33.3	 84%	
224 Upper Burnt Corral        9,700	27-MAR	 90.0	 26.4	29%	 37.8	 70%	
397 Scenic Meadow             9,650	25-MAR	 56.4	 20.9	37%	 24.1	 87%	
229 Round Corral              9,000	27-MAR	 79.0	 29.9	38%	 35.8	 84%	
226 Rowell Meadow             8,850	25-MAR	 61.6	 22.9	37%	 26.5	 86%	
227 Woodchuck Meadow          8,800	27-MAR	 82.0	 28.8	35%	 31.5	 91%	
232 Long Meadow (Kings R)     8,500	26-MAR	 72.4	 23.9	33%	 29.3	 82%	
426 Courtright                8,350	26-MAR	 67.2	 22.9	34%	 30.7	 75%	
233 Statum Meadow             8,300	27-MAR	 64.9	 25.6	39%	 32.3	 79%	
230 Helms Meadow              8,250	26-MAR	 63.5	 22.2	35%	 26.7	 83%	
234 Post Corral Meadow        8,200	26-MAR	 61.0	 21.3	35%	 26.3	 81%	
308 Dodsons Meadow            8,050	26-MAR	 68.7	 23.9	35%	 29.6	 81%	
236 Big Meadows               7,600	25-MAR	 63.0	 22.1	35%	 24.6	 90%	
237 Horse Corral Meadow       7,600	25-MAR	 34.9	 14.1	40%	 16.3	 87%	
239 Fred Meadow               6,950	26-MAR	 48.2	 19.3	40%	 21.3	 91%	
240 Grant Grove               6,600	28-MAR	 25.1	 11.5	46%	 13.4	 86%	
                                                Basin Average Pct. of April 1:  87%
                              Kaweah River Basin
292 Farewell Gap              9,500	03-APR	 68.0	 28.0	41%	 35.8	 78%	
243 Panther Meadow            8,600	28-MAR	 91.5	 34.0	37%	 36.7	 93%	
244 Hockett Meadows           8,500	29-MAR	 61.0	 23.2	38%	 27.5	 84%	
245 Mineral King              8,000	03-APR	 31.0	 13.0	42%	 20.6	 63%	
246 Giant Forest              6,400	01-APR	 37.2	 20.1	54%	 14.7	137%	
                                                Basin Average Pct. of April 1:  91%
                              Tule River Basin
247 Quaking Aspen             7,000	25-MAR	 33.2	 11.7	35%	 12.3	 95%	
248 Old Enterprise Mill       6,600	29-MAR	 28.0	 11.5	41%	 14.3	 80%	
                                                Basin Average Pct. of April 1:  88%
                              Kern River Basin
250 Bighorn Plateau          11,350	30-MAR	 65.3	 22.4	34%	 23.7	 95%	
251 Cottonwood Pass          11,050	26-MAR	 23.5	  7.1	30%	 14.8	 48%	
252 Siberian Pass            10,900	01-APR	 40.8	 12.1	30%	 20.0	 60%	
253 Crabtree Meadow          10,700	29-MAR	 40.0	 13.1	33%	 19.6	 67%	
255 Tyndall Creek            10,650	30-MAR	 47.7	 14.8	31%	 18.8	 79%	
254 Guyot Flat               10,650	29-MAR	 42.7	 14.6	34%	 20.8	 70%	
275 Sandy Meadows            10,650	30-MAR	 36.9	 14.3	39%	 19.2	 74%	
257 Big Whitney Meadow        9,750	26-MAR	 36.2	 12.1	33%	 17.2	 70%	
256 Rock Creek                9,600	29-MAR	 40.4	 13.4	33%	 17.8	 75%	
258 Round Meadow              9,000	02-APR	 51.0	 18.4	36%	 24.1	 76%	
259 Ramshaw Meadows           8,700	27-MAR	 17.1	  6.1	36%	 11.5	 53%	
260 Little Whitney Meadow     8,500	27-MAR	 21.0	  6.7	32%	 12.9	 52%	
264 Quinn Ranger Station      8,350	28-MAR	 34.0	 14.4	42%	 18.9	 76%	
261 Bonita Meadows            8,300	02-APR	 14.4	  7.0	49%	 13.6	 51%	
262 Casa Vieja Meadows        8,300		Scheduled for measurement by Cannell Meadow Ranger District
265 Beach Meadows             7,650		Scheduled for measurement by Cannell Meadow Ranger District
249 Dead Horse Meadow         7,300	26-MAR	 34.9	 12.9	37%	 10.7	121%	
                                                Basin Average Pct. of April 1:  71%
                              Surprise Valley Basin
378 Mount Bidwell             7,200		Scheduled for measurement by Natural Resources Conservation Service
313 Barber Creek              6,500	26-MAR	 39.0	 15.4	39%	 10.7	144%	
349 Hays Canyon               6,400		Scheduled for measurement by Natural Resources Conservation Service
350 49 Mountain               6,000	26-MAR	 21.0	  8.6	41%			
                                                Basin Average Pct. of April 1: 144%
                              Susan River Basin
 45 Silver Lake Meadows       6,450	29-MAR	 62.1	 28.3	46%	 29.4	 96%	
 46 Norvell Flat              5,700	29-MAR	 35.0	 17.0	49%	 15.1	113%	
                                                Basin Average Pct. of April 1: 104%
                              Truckee River Basin
334 Mount Rose                9,000	27-MAR	 87.0	 40.3	46%	 35.6	113%	
318 Squaw Valley 2            7,700	27-MAR	115.0	 45.4	39%	 48.4	 94%	
 89 Webber Lake               7,000	28-MAR	 86.3	 35.9	42%	 31.7	113%	
                                                Basin Average Pct. of April 1: 107%
                              Lake Tahoe Basin
 96 Lake Lucille              8,200	27-MAR	147.0	 64.2	44%	 59.1	109%	
 97 Rubicon Peak 1            8,100		Scheduled for measurement by Truckee River Basin Water Committee, Reno
 99 Rubicon Peak 2            7,500	25-MAR	 77.6	 28.5	37%	 30.8	 93%	
100 Freel Bench               7,300	27-MAR	 28.0	 11.8	42%	 10.4	113%	
101 Ward Creek 2              7,000	25-MAR	 93.2	 34.5	37%	 41.8	 83%	
333 Glenbrook 2 (Nevada)      6,900	27-MAR	 24.0	  7.9	33%	 11.6	 68%	
103 Richardsons 2             6,500	25-MAR	 40.0	 13.3	33%	 15.6	 85%	
104 Upper Truckee             6,400	27-MAR	 16.0	  7.4	46%	  7.4	100%	
                                                Basin Average Pct. of April 1:  93%
                              Walker River Basin
421 Leavitt Lake              9,600	27-MAR	108.0	 44.2	41%	 50.8	 87%	
150 Virginia Lakes            9,400	26-MAR	 38.5	 13.9	36%	 18.0	 77%	
377 Virginia Lakes Ridge      9,300	26-MAR	 44.4	 14.6	33%	 19.5	 75%	
152 Sonora Pass               8,750	27-MAR	 61.0	 22.8	37%	 24.9	 92%	
422 Sawmill Ridge             8,750	29-MAR	 41.0	 14.4	35%	 18.8	 77%	
154 Willow Flat               8,250	27-MAR	 19.0	  8.8	46%	  9.9	 89%	
                                                Basin Average Pct. of April 1:  83%
                              Mono Lk Basin
281 Gem Pass                 10,750	25-MAR	 81.3	 29.8	37%	 33.7	 88%	
181 Tioga Pass                9,800	28-MAR	 67.0	 27.2	41%	 26.8	101%	
287 Saddlebag Lake            9,750	28-MAR	 74.8	 29.8	40%	 31.3	 95%	
286 Ellery Lake               9,600	28-MAR	 72.4	 27.8	38%	 29.0	 96%	
282 Gem Lake                  9,150	25-MAR	 65.9	 22.4	34%	 30.0	 75%	
                                                Basin Average Pct. of April 1:  91%
                              Owens River Basin
284 Bishop Lake              11,300	27-MAR	 53.9	 19.6	36%	 21.9	 89%	
220 Cottonwood Lakes 2       11,100	21-MAR	 15.8	  5.1	32%	 14.1	 36%	
212 East Piute Pass          10,800	01-APR	 27.0	 10.4	39%	 15.2	 68%	
408 Flower Lake 2            10,660		Scheduled for measurement by CA Dept of Water Resources
213 Sawmill                  10,200	25-MAR	 46.1	 14.3	31%	 19.0	 75%	
221 Cottonwood Lakes 1       10,150	21-MAR	 21.1	  7.4	35%	 12.3	 60%	
217 Big Pine Creek 1         10,000	25-MAR	 44.6	 14.5	33%	 22.6	 64%	
209 Rock Creek 3             10,000	27-MAR	 24.3	  8.9	37%	 14.7	 61%	
218 Big Pine Creek 3          9,800	25-MAR	 39.1	 12.9	33%	 18.3	 70%	
219 Big Pine Creek 2          9,700	25-MAR	 28.4	  9.8	35%	 14.8	 66%	
214 North Lake                9,300	01-APR	 18.0	  7.0	39%	 10.2	 69%	
205 Mammoth Pass (DWR)        9,300	28-MAR	 98.6	 39.8	40%	 41.9	 95%	
423 Trailhead                 9,100	22-MAR	 19.6	  6.5	33%	 13.2	 49%	
210 Rock Creek 2              9,050	27-MAR	 21.8	  7.6	35%	 11.0	 69%	
206 Minarets 2                9,000	28-MAR	 65.2	 25.6	39%	 29.1	 88%	
211 Rock Creek 1              8,700	27-MAR	 14.3	  5.4	38%	  7.5	 72%	
208 Mammoth                   8,300	28-MAR	 46.1	 16.6	36%	 20.2	 82%	
                                                Basin Average Pct. of April 1:  70%

Summary of Snow Surveys

RegionNo. BasinsNo. CoursesAvg WC% Average
April 1
% Average
April 1
North Coast 3 17 29.7" 103% 103%
Sacramento 6 77 30.6" 99% 99%
San Joaquin Valley 5 71 29.2" 91% 91%
Tulare Lake 4 44 20.0" 82% 82%
North Lahontan 3 16 25.5" 92% 92%
South Lahontan 2 21 16.6" 75% 75%
Statewide Average (weighted) 93% 93%

* This course not included in river, basin or Statewide computations.

THIS SUMMARY MAY NOT MATCH THAT PUBLISHED IN BULLETIN 120 DUE TO CHANGES IN AVERAGES AND COURSE SELECTION. USE ONLY FOR COMPARISONS BETWEEN YEARS

Data are preliminary and subject to revision. This document is updated every 30 minutes during the data-collection period.

hart@water.ca.gov


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Revised: April 15, 2002 06:04