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Snow Course Measurements for February 2013
February measurements received as of Friday, February 15, 06:01 PM
Num Name Elev. Date Depth Water Density April 1 Average
Content
Shasta River Basin
1 Parks Creek 6,700 01-FEB 63.0 24.0 38% 37.4 64%
3 Sweetwater 5,850 01-FEB 23.0 8.0 35% 13.7 58%
Basin Average Pct. of April 1: 61%
February 1: 99%
Scott River Basin
5 Middle Boulder 1 6,600 29-JAN 48.5 19.2 40% 32.4 59%
311 Middle Boulder 3 6,200 29-JAN 43.0 16.1 37% 28.3 57%
298 Dynamite Meadow 5,700 29-JAN 26.6 8.6 32% 18.6 46%
285 Swampy John 5,500 31-JAN 43.0 13.8 32% 34.0 41%
Basin Average Pct. of April 1: 51%
February 1: 82%
Trinity River Basin
9 Deadfall Lakes 7,200 01-FEB 52.0 22.0 42% 34.2 64%
10 Red Rock Mountain 6,700 27-JAN 69.5 24.8 36% 44.1 56%
11 Bear Basin 6,500 26-JAN 53.1 19.0 36% 39.1 49%
12 Shimmy Lake 6,400 28-JAN 77.7 28.8 37% 50.3 57%
16 Highland Lakes 6,030 Scheduled for measurement by Weaverville Ranger District
17 Big Flat (Course) 5,100 Scheduled for measurement by Weaverville Ranger District
Basin Average Pct. of April 1: 57%
February 1: 91%
Sacramento River Basin
18 Mount Shasta 7,900 31-JAN 90.0 39.0 43% 53.6 73%
19 Sand Flat (Course) 6,800 30-JAN 60.0 23.0 38% 43.6 53%
21 Gray Rock Lakes 6,200 04-FEB 58.0 21.0 36% 48.4 43%
22 Slate Creek 5,700 Scheduled for measurement by Weaverville Ranger District
Basin Average Pct. of April 1: 56%
February 1: 88%
Mc Cloud River Basin
23 Brewer Creek 6,250 31-JAN 51.0 21.0 41% 36.2 58%
25 Stouts Meadow 5,400 29-JAN 35.1 12.6 36% 37.8 33%
Basin Average Pct. of April 1: 46%
February 1: 71%
Pit River Basin
30 Cedar Pass 7,100 31-JAN 37.1 9.6 26% 16.7 57%
28 Blue Lake Ranch 6,800 30-JAN 30.2 8.0 26% 10.4 77%
33 Thousand Lakes 6,500 29-JAN 58.0 22.0 38% 34.6 64%
35 Adin Mountain 6,200 29-JAN 26.4 7.4 28% 12.5 59%
343 New Manzanita Lake 5,900 30-JAN 19.0 6.5 34% 8.0 81%
Basin Average Pct. of April 1: 68%
February 1: 106%
Stony Cr Basin
62 Anthony Peak 6,200 31-JAN 36.1 13.9 39% 30.1 46%
Basin Average Pct. of April 1: 46%
February 1: 72%
Feather River Basin
47 Lower Lassen Peak 8,250 30-JAN 134.0 56.7 42% 80.2 71%
361 Kettle Rock 7,300 30-JAN 37.3 12.5 34% 23.4 53%
48 Mount Dyer 1 7,100 28-JAN 48.3 16.3 34% 25.9 63%
359 Grizzly Ridge 6,900 28-JAN 45.4 14.6 32% 30.4 48%
388 Pilot Peak (DWR) 6,800 30-JAN 39.8 16.6 42% 45.5 36%
279 Eureka Bowl 6,800 01-FEB 43.4 17.6 41% 42.7 41%
360 Mount Hough 6,700 29-JAN 41.8 14.1 34% 30.7 46%
280 Rowland Creek 6,700 31-JAN 31.6 10.3 33% 17.4 59%
75 Church Meadows 6,700 29-JAN 34.0 10.8 32% 30.7 35%
53 Three Lakes 6,250 29-JAN 46.5 15.0 32% 40.8 37%
51 Harkness Flat 6,200 30-JAN 32.0 11.8 37% 28.5 41%
52 Eureka Lake 6,200 01-FEB 36.8 13.2 36% 31.7 42%
290 Mount Dyer 2 6,050 28-JAN 33.4 10.9 33% 16.6 66%
54 Mill Creek Flat 5,900 29-JAN 46.9 15.9 34% 39.0 41%
353 Frenchman Cove 5,800 31-JAN 10.1 4.0 40% 2.1 190% *
354 Antelope Ridge 5,650 30-JAN 12.2 3.6 30% 3.0 120% *
355 Abbey 5,650 28-JAN 23.1 5.5 24% 9.0 61%
49 Letterbox 5,600 29-JAN 60.5 22.7 38% 49.0 46%
55 Mount Stover 5,600 28-JAN 20.5 7.6 37% 14.7 52%
58 Feather River Meadow 5,400 28-JAN 33.0 10.4 32% 23.1 45%
56 Browns Camp 5,400 29-JAN 40.6 13.8 34% 23.3 59%
59 Warner Creek 5,100 28-JAN 22.7 7.8 34% 14.7 53%
434 Humbug Summit 2 4,850 30-JAN 22.8 7.7 34% 14.3 54%
61 Chester Flat 4,600 31-JAN 17.9 6.1 34% 6.1 100%
Basin Average Pct. of April 1: 52%
February 1: 82%
Yuba River Basin
64 Webber Peak 7,800 01-FEB 66.0 25.8 39% 41.9 62%
65 Castle Creek 5 7,400 28-JAN 72.0 29.1 40% 52.1 56%
66 Meadow Lake 7,200 28-JAN 85.5 32.1 38% 55.8 58%
67 Red Mountain 7,200 31-JAN 66.1 27.4 41% 51.9 53%
68 English Mountain 7,100 01-FEB 53.8 22.2 41% 45.4 49%
69 Donner Summit 6,900 28-JAN 45.1 17.3 38% 38.6 45%
76 Furnace Flat 6,700 28-JAN 57.8 21.9 38% 48.4 45%
74 Yuba Pass 6,700 01-FEB 39.6 13.9 35% 29.6 47%
78 Findley Peak 6,500 01-FEB 35.2 14.1 40% 29.8 47%
77 Lake Fordyce 6,500 28-JAN 46.7 18.7 40% 40.9 46%
389 Robinson Cow Camp Snow 6,480 30-JAN 45.1 19.4 43% 42.5 46%
390 Sunnyside Meadow 6,300 28-JAN 63.0 24.9 40% 55.4 45%
80 Cisco 5,900 29-JAN 34.7 12.9 37% 27.6 47%
372 Chapman Creek 5,850 20-JAN 32.1 10.4 32% 23.7 44%
83 Bowman Lake 5,650 01-FEB 25.4 10.4 41% 22.3 47%
391 Lexington 5,600 03-JAN 50.4 16.1 32% 30.7 52%
277 Gibsonville 5,400 02-JAN 35.1 13.8 39% 28.7 48%
85 Lake Spaulding 5,200 29-JAN 26.6 10.1 38% 21.3 47%
429 Chalk Bluff 4,850 29-JAN 19.9 7.4 37%
Basin Average Pct. of April 1: 49%
February 1: 77%
American River Basin
106 Upper Carson Pass 8,500 30-JAN 65.0 25.0 38% 36.2 69%
331 Lower Carson Pass 8,400 30-JAN 69.0 26.0 38% 39.2 66%
107 Caples Lake 8,000 30-JAN 55.0 20.0 36% 30.8 65%
365 Alpha 7,600 28-JAN 32.5 13.5 42% 33.8 40%
338 Lost Corner Mountain 7,500 30-JAN 52.2 20.0 38% 36.2 55%
108 Echo Summit 7,450 01-FEB 37.6 14.1 38% 33.8 42%
110 Lake Audrain 7,300 01-FEB 53.2 19.3 36% 35.3 55%
109 Silver Lake 7,100 30-JAN 25.4 8.9 35% 21.0 42%
316 Wrights Lake 6,900 29-JAN 38.3 14.8 39% 32.8 45%
113 PHillips 6,800 29-JAN 37.3 12.7 34% 27.6 46%
320 Lyons Creek 6,700 28-JAN 42.6 14.6 34% 31.8 46%
115 Huysink 6,600 01-FEB 41.2 16.4 40% 45.0 36%
289 Tamarack Flat 6,550 25-JAN 44.0 14.9 34% 28.4 52%
114 Wabena Meadows 6,300 29-JAN 54.7 19.6 36% 42.8 46%
369 Miranda Cabin 6,200 29-JAN 47.0 18.5 39% 40.0 46%
120 Onion Creek 6,100 31-JAN 27.0 10.0 37% 19.6 51%
371 Diamond Crossing 6,050 29-JAN 26.2 8.8 34% 22.0 40%
122 Talbot Camp 5,750 29-JAN 27.4 9.4 34% 20.9 45%
322 Robbs Valley 5,600 30-JAN 26.9 10.8 40% 15.6 69%
127 Ice House 5,300 30-JAN 17.6 6.8 39% 5.8 117%
Basin Average Pct. of April 1: 54%
February 1: 84%
Mokelumne River Basin
323 Highland Meadow 8,700 29-JAN 76.4 32.5 43% 48.7 67%
364 Tragedy Creek 8,150 30-JAN 67.4 23.7 35% 45.0 53%
129 Blue Lakes 8,000 29-JAN 54.9 20.5 37% 36.2 57%
131 Wheeler Lake 7,800 29-JAN 85.6 36.2 42% 53.3 68%
132 Pacific Valley 7,500 29-JAN 53.4 21.4 40% 38.9 55%
363 Podesta 7,200 30-JAN 51.3 20.9 41% 44.8 47%
133 Corral Flat 7,200 30-JAN 51.7 21.0 41% 40.5 52%
134 Bear Valley Ridge 1 6,700 29-JAN 22.3 8.7 39% 24.6 35%
435 Lumberyard 2 6,500 29-JAN 18.7 8.3 44% 13.8 60%
136 Hams Station 5,500 29-JAN 13.1 5.5 42% 5.3 104% *
137 Antelope Springs 4,350 29-JAN 8.7 3.2 37% 2.9 110% *
Basin Average Pct. of April 1: 55%
February 1: 87%
Stanislaus River Basin
345 Deadman Creek 9,250 28-JAN 59.8 23.7 40% 35.1 68%
344 Clark Fork Meadow 8,900 28-JAN 69.3 25.9 37% 39.8 65%
427 Gianelli Meadow 8,400 31-JAN 80.0 32.6 41% 52.9 62%
138 Lower Relief Valley 8,100 28-JAN 69.2 27.1 39% 39.6 68%
139 Soda Creek Flat 7,800 28-JAN 38.6 14.8 38% 22.0 67%
384 Stanislaus Meadow 7,750 29-JAN 66.2 28.2 43% 51.0 55%
140 Eagle Meadow 7,500 28-JAN 38.9 14.6 38% 24.2 60%
142 Herring Creek 7,300 28-JAN 34.6 13.0 38% 28.0 46%
143 Relief Dam 7,250 28-JAN 34.0 12.8 38% 19.9 64%
416 Bloods Creek 7,200 30-JAN 39.0 14.3 37% 34.6 41%
432 Sapps Hollow 6,950 28-JAN 31.6 11.5 36% 33.0 35%
430 Corral Meadow 6,650 28-JAN 21.5 6.4 30% 19.7 32%
373 Hells Kitchen 6,550 30-JAN 19.3 7.2 37% 21.8 33%
145 Niagara Flat 6,500 28-JAN 27.0 9.0 33% 19.6 46%
386 Black Springs 6,500 30-JAN 23.6 9.2 39% 22.0 42%
Basin Average Pct. of April 1: 52%
February 1: 83%
Tuolumne River Basin
157 Dana Meadows 9,800 27-JAN 55.0 19.0 35% 31.1 61%
158 Rafferty Meadows 9,400 30-JAN 61.0 21.0 34% 32.8 64%
159 Bond Pass 9,300 25-JAN 77.3 30.6 40% 44.9 68%
368 New Grace Meadow 8,900 31-JAN 85.0 38.1 45% 48.0 79%
161 Tuolumne Meadows 8,600 26-JAN 50.0 17.0 34% 22.7 75%
162 Horse Meadow 8,400 25-JAN 80.7 33.3 41% 46.7 71%
163 Wilma Lake 8,000 31-JAN 81.1 30.0 37% 43.2 69%
165 Sachse Springs 7,900 28-JAN 45.9 18.3 40% 38.1 48%
166 Huckleberry Lake 7,800 27-JAN 67.3 25.4 38% 41.9 61%
164 Spotted Fawn 7,800 27-JAN 70.5 29.0 41% 45.6 64%
167 Paradise Meadow 7,650 30-JAN 71.4 27.1 38% 39.9 68%
348 Kerrick Corral 7,000 01-FEB 33.8 12.5 37% 23.5 53%
173 Lower Kibbie 6,700 28-JAN 34.6 12.7 37% 26.0 49%
169 Vernon Lake 6,700 29-JAN 35.9 13.3 37% 22.4 59%
168 Upper Kibbie Ridge 6,700 28-JAN 30.1 10.4 35% 18.6 56%
171 Beehive Meadow 6,500 29-JAN 36.9 13.6 37% 23.5 58%
172 Bell Meadow 6,500 01-FEB 21.1 8.4 40% 15.5 54%
Basin Average Pct. of April 1: 62%
February 1: 99%
Merced River Basin
176 Snow Flat 8,700 25-JAN 85.0 30.0 35% 44.5 67%
177 Ostrander Lake 8,200 29-JAN 58.0 22.9 39% 32.6 70%
178 Tenaya Lake 8,150 25-JAN 63.0 21.0 33% 33.6 62%
179 Gin Flat (Course) 7,000 31-JAN 35.0 14.6 42% 32.0 46%
180 Peregoy Meadows 7,000 30-JAN 33.2 11.7 35% 29.3 40%
Basin Average Pct. of April 1: 57%
February 1: 91%
San Joaquin River Basin
182 Mono Pass 11,450 30-JAN 55.7 19.8 36% 30.8 64%
183 Piute Pass 11,300 02-FEB 61.7 21.9 35% 37.9 58%
276 Pioneer Basin 10,400 30-JAN 59.4 20.3 34% 34.0 60%
185 Heart Lake 10,100 30-JAN 53.0 16.8 32% 27.9 60%
187 Rose Marie 10,000 30-JAN 52.0 17.4 33% 29.7 59%
189 Agnew Pass 9,450 29-JAN 60.5 21.3 35% 31.8 67%
190 Kaiser Pass 9,100 28-JAN 70.6 23.8 34% 39.0 61%
191 Dutch Lake 9,100 30-JAN 55.5 17.2 31% 28.1 61%
346 Badger Flat 8,300 29-JAN 54.0 18.3 34% 30.8 59%
194 Nellie Lake 8,000 30-JAN 63.0 22.7 36% 35.8 63%
324 Lake Thomas A Edison 7,800 30-JAN 28.0 9.2 33% 14.7 63%
196 Chilkoot Lake 7,450 30-JAN 45.8 27.2 59% 36.8 74%
347 Tamarack Creek 7,250 28-JAN 35.4 11.8 33% 23.8 50%
198 Florence Lake 7,200 30-JAN 11.9 3.6 30% 7.6 47%
197 Chilkoot Meadow 7,150 30-JAN 50.4 31.0 62% 36.6 85%
199 Huntington Lake 7,000 28-JAN 26.3 8.4 32% 18.6 45%
204 Poison Meadow 6,800 30-JAN 32.6 22.9 70% 24.8 92%
Basin Average Pct. of April 1: 63%
February 1: 100%
Kings River Basin
222 Bishop Pass 11,200 25-JAN 63.6 20.7 33% 35.0 59%
299 Charlotte Ridge 10,700 26-JAN 51.3 14.9 29% 29.9 50%
307 Bullfrog Lake 10,650 25-JAN 47.3 13.9 29% 28.5 49%
398 Bench Lake 10,600 30-JAN 50.6 16.5 33% 27.1 61%
223 Blackcap Basin 10,300 30-JAN 65.0 20.2 31% 34.1 59%
396 Rattlesnake Creek Ba 9,900 30-JAN 63.3 21.9 35% 39.8 55%
225 Beard Meadow 9,800 30-JAN 63.8 22.2 35% 33.3 67%
224 Upper Burnt Corral 9,700 30-JAN 71.2 23.0 32% 37.8 61%
397 Scenic Meadow 9,650 30-JAN 43.7 12.0 27% 24.1 50%
229 Round Corral 9,000 31-JAN 61.4 19.6 32% 35.8 55%
226 Rowell Meadow 8,850 30-JAN 46.1 15.3 33% 26.5 58%
227 Woodchuck Meadow 8,800 31-JAN 54.0 18.6 34% 31.5 59%
232 Long Meadow (Kings R) 8,500 28-JAN 64.4 20.4 32% 29.3 70%
426 Courtright 8,350 31-JAN 47.4 16.0 34% 30.7 52%
233 Statum Meadow 8,300 31-JAN 48.9 17.0 35% 32.3 53%
230 Helms Meadow 8,250 30-JAN 53.8 18.3 34% 26.7 69%
234 Post Corral Meadow 8,200 28-JAN 52.6 16.8 32% 26.3 64%
308 Dodsons Meadow 8,050 28-JAN 56.1 19.0 34% 29.6 64%
237 Horse Corral Meadow 7,600 30-JAN 23.6 6.9 29% 16.3 42%
236 Big Meadows 7,600 28-JAN 26.4 9.4 36% 24.6 38%
438 Ridge Trail 7,500 25-JAN 15.0 5.3 35%
239 Fred Meadow 6,950 31-JAN 25.6 9.8 38% 21.3 46%
Basin Average Pct. of April 1: 56%
February 1: 92%
Kaweah River Basin
292 Farewell Gap 9,500 Scheduled for measurement by Sequoia and Kings Canyon National Parks
243 Panther Meadow 8,600 28-JAN 51.2 19.7 38% 36.7 54%
245 Mineral King 8,000 29-JAN 28.6 9.9 35% 20.6 48%
246 Giant Forest 6,400 26-JAN 25.6 8.2 32% 14.7 56%
Basin Average Pct. of April 1: 53%
February 1: 86%
Tule River Basin
247 Quaking Aspen 7,000 31-JAN 26.3 8.7 33% 12.3 71%
Basin Average Pct. of April 1: 71%
February 1: 116%
Kern River Basin
250 Bighorn Plateau 11,350 30-JAN 37.6 11.4 30% 23.7 48%
251 Cottonwood Pass 11,050 25-JAN 23.9 4.8 20% 14.8 32%
252 Siberian Pass 10,900 28-JAN 38.0 9.2 24% 20.0 46%
253 Crabtree Meadow 10,700 29-JAN 37.3 9.8 26% 19.6 50%
254 Guyot Flat 10,650 29-JAN 40.7 11.0 27% 20.8 53%
275 Sandy Meadows 10,650 30-JAN 35.6 10.1 28% 19.2 53%
255 Tyndall Creek 10,650 01-FEB 38.0 10.5 28% 18.8 56%
257 Big Whitney Meadow 9,750 25-JAN 31.6 7.1 22% 17.2 41%
256 Rock Creek 9,600 29-JAN 43.1 10.4 24% 17.8 58%
258 Round Meadow 9,000 29-JAN 31.4 10.7 34% 24.1 44%
259 Ramshaw Meadows 8,700 25-JAN 25.5 6.2 24% 11.5 54%
260 Little Whitney Meadow 8,500 26-JAN 30.4 7.2 24% 12.9 56%
261 Bonita Meadows 8,300 29-JAN 22.1 6.7 30% 13.6 49%
262 Casa Vieja Meadows 8,300 28-JAN 29.8 9.2 31% 19.8 46%
265 Beach Meadows 7,650 28-JAN 18.3 6.0 33% 8.3 72%
249 Dead Horse Meadow 7,300 31-JAN 22.7 8.8 39% 10.7 82%
Basin Average Pct. of April 1: 53%
February 1: 86%
Truckee River Basin
318 Squaw Valley 2 7,700 29-JAN 74.0 28.0 38% 48.4 58%
89 Webber Lake 7,000 01-FEB 51.2 20.1 39% 31.7 63%
Basin Average Pct. of April 1: 61%
February 1: 96%
Lake Tahoe Basin
99 Rubicon Peak 2 7,500 31-JAN 52.1 18.0 35% 30.8 58%
100 Freel Bench 7,300 Scheduled for measurement by Natural Resources Conservation Service
101 Ward Creek 2 7,000 31-JAN 41.6 16.2 39% 41.8 39%
333 Glenbrook 2 (Nevada) 6,900 30-JAN 20.0 6.6 33% 11.6 57%
103 Richardsons 2 6,500 28-JAN 21.0 7.3 35% 15.6 47%
104 Upper Truckee 6,400 Scheduled for measurement by Natural Resources Conservation Service
Basin Average Pct. of April 1: 50%
February 1: 80%
Walker River Basin
421 Leavitt Lake 9,600 Scheduled for measurement by Pacific Gas and Electric Company, Angels Camp
377 Virginia Lakes Ridge 9,300 28-JAN 37.4 11.9 32% 19.5 61%
422 Sawmill Ridge 8,750 29-JAN 42.8 13.4 31% 18.8 71%
152 Sonora Pass 8,750 28-JAN 51.7 18.7 36% 24.9 75%
154 Willow Flat 8,250 31-JAN 23.5 7.1 30% 9.9 72%
Basin Average Pct. of April 1: 70%
February 1: 111%
Mono Lake Basin
281 Gem Pass 10,750 30-JAN 58.5 23.3 40% 33.7 69%
181 Tioga Pass 9,800 31-JAN 50.7 19.7 39% 26.8 74%
287 Saddlebag Lake 9,750 31-JAN 59.3 21.8 37% 31.3 70%
286 Ellery Lake 9,600 31-JAN 54.7 19.4 35% 29.0 67%
282 Gem Lake 9,150 29-JAN 62.2 20.1 32% 30.0 67%
Basin Average Pct. of April 1: 69%
February 1: 110%
Owens River Basin
284 Bishop Lake 11,300 25-JAN 36.0 11.2 31% 21.9 51%
220 Cottonwood Lakes 2 11,100 Scheduled for measurement by City of Los Angeles; Dept of Water and Power
212 East Piute Pass 10,800 01-FEB 27.5 7.4 27% 15.2 49%
213 Sawmill 10,200 26-JAN 36.6 10.7 29% 19.0 56%
221 Cottonwood Lakes 1 10,150 31-JAN 20.0 5.1 26% 12.3 41%
209 Rock Creek 3 10,000 28-JAN 32.2 7.8 24% 14.7 53%
217 Big Pine Creek 1 10,000 Scheduled for measurement by City of Los Angeles; Dept of Water and Power
218 Big Pine Creek 3 9,800 Scheduled for measurement by City of Los Angeles; Dept of Water and Power
219 Big Pine Creek 2 9,700 Scheduled for measurement by City of Los Angeles; Dept of Water and Power
205 Mammoth Pass (Ladwp) 9,300 30-JAN 86.0 33.1 38% 41.9 79%
214 North Lake 9,300 01-FEB 23.1 5.2 23% 10.2 51%
423 Trailhead 9,100 31-JAN 21.6 4.7 22% 13.2 36%
210 Rock Creek 2 9,050 28-JAN 26.8 6.0 22% 11.0 55%
206 Minarets 2 9,000 30-JAN 63.7 23.8 37% 29.1 82%
211 Rock Creek 1 8,700 28-JAN 21.4 4.0 19% 7.5 53%
208 Mammoth 8,300 30-JAN 38.9 12.2 31% 20.2 60%
Basin Average Pct. of April 1: 56%
February 1: 88%
Summary of Snow Surveys
| Region | No. Basins | No. Courses | Avg WC | % Average April 1 | % Average February 1 |
|---|---|---|---|---|---|
| North Coast | 3 | 10 | 18.4" | 55% | 89% |
| Sacramento | 6 | 72 | 15.7" | 51% | 80% |
| San Joaquin Valley | 5 | 63 | 19.3" | 59% | 93% |
| Tulare Lake | 4 | 41 | 13.1" | 55% | 90% |
| North Lahontan | 3 | 10 | 14.7" | 60% | 95% |
| South Lahontan | 2 | 17 | 13.9" | 60% | 95% |
| Statewide Average (weighted) | 55% | 88% | |||
* 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 hourly during the data-collection period.