Num Name Elev. Date Depth Water Density April 1 Average
Content
Shasta River Basin
1 Parks Creek 6,700 30-JAN 43.8 11.8 27% 36.5 32%
3 Sweetwater 5,850 30-JAN 22.4 5.6 25% 13.6 41%
Basin Average Pct. of April 1: 37%
February 1: 54%
Scott River Basin
5 Middle Boulder 1 6,600 31-JAN 38.9 10.3 26% 31.0 33%
311 Middle Boulder 3 6,200 31-JAN 39.3 10.8 27% 27.2 40%
298 Dynamite Meadow 5,700 31-JAN 35.4 9.0 25% 18.0 50%
285 Swampy John 5,500 02-FEB 30.6 8.6 28% 36.4 24%
Basin Average Pct. of April 1: 37%
February 1: 54%
Trinity River Basin
9 Deadfall Lakes 7,200 30-JAN 38.2 11.0 29% 32.9 33%
10 Red Rock Mountain 6,700 30-JAN 54.5 16.1 30% 42.8 38%
11 Bear Basin 6,500 30-JAN 50.8 14.2 28% 37.8 38%
12 Shimmy Lake 6,400 30-JAN 56.6 18.6 33% 48.8 38%
16 Highland Lakes 6,030 30-JAN 56.7 16.5 29% 33.5 49%
17 Big Flat (Course) 5,100 30-JAN 27.8 6.5 23% 14.5 45%
Basin Average Pct. of April 1: 40%
February 1: 59%
Sacramento River Basin
18 Mount Shasta 7,900 30-JAN 55.2 17.4 32% 52.1 33%
19 Sand Flat 6,800 01-FEB 46.3 15.3 33% 41.8 37%
21 Gray Rock Lakes 6,200 30-JAN 70.4 21.4 30% 46.1 46%
22 Slate Creek 5,700 30-JAN 58.6 15.0 26% 29.3 51%
Basin Average Pct. of April 1: 42%
February 1: 64%
Mc Cloud River Basin
23 Brewer Creek 6,250 02-FEB 37.5 10.6 28% 35.2 30%
25 Stouts Meadow 5,400 30-JAN 63.5 18.8 30% 37.7 50%
Basin Average Pct. of April 1: 40%
February 1: 62%
Pit River Basin
30 Cedar Pass 7,100 29-JAN 24.7 6.6 27% 17.3 38%
28 Blue Lake Ranch 6,800 26-JAN 20.0 4.7 23% 10.6 44%
33 Thousand Lakes 6,500 30-JAN 41.0 12.8 31% 34.0 38%
35 Adin Mountain 6,200 29-JAN 29.8 6.5 22% 12.8 51%
343 New Manzanita Lake 5,900 01-FEB 20.9 5.0 24% 7.3 68%
Basin Average Pct. of April 1: 48%
February 1: 74%
Stony Cr Basin
62 Anthony Peak 6,200 28-JAN 51.5 15.3 30% 28.6 53%
Basin Average Pct. of April 1: 53%
February 1: 82%
Feather River Basin
47 Lower Lassen Peak 8,250 01-FEB 74.2 23.8 32% 79.8 30%
361 Kettle Rock 7,300 31-JAN 25.4 6.5 26% 23.1 28%
48 Mount Dyer 1 7,100 01-FEB 34.1 9.3 27% 25.3 37%
359 Grizzly Ridge 6,900 30-JAN 34.8 9.0 26% 29.7 30%
388 Pilot Peak (DWR) 6,800 30-JAN 50.4 15.1 30% 45.0 34%
279 Eureka Bowl 6,800 29-JAN 46.6 12.4 27% 42.3 29%
280 Rowland Creek 6,700 26-JAN 21.8 5.4 25% 17.3 31%
360 Mount Hough 6,700 25-JAN 31.9 8.1 25% 29.5 27%
75 Church Meadows 6,700 29-JAN 37.9 9.7 26% 32.4 30%
53 Three Lakes 6,250 30-JAN 53.4 13.9 26% 40.1 35%
51 Harkness Flat 6,200 30-JAN 35.1 9.1 26% 28.5 32%
52 Eureka Lake 6,200 29-JAN 34.3 7.9 23% 31.8 25%
290 Mount Dyer 2 6,050 01-FEB 26.8 6.6 25% 16.1 41%
54 Mill Creek Flat 5,900 01-FEB 48.9 13.3 27% 38.6 34%
353 Frenchman Cove 5,800 26-JAN 9.3 2.0 22% 2.3 87%
355 Abbey 5,650 30-JAN 19.5 3.4 17% 8.8 39%
354 Antelope Ridge 5,650 31-JAN 10.3 2.3 22% 3.2 72%
55 Mount Stover 5,600 30-JAN 21.1 5.1 24% 16.0 32%
49 Letterbox 5,600 01-FEB 59.7 18.2 30% 48.7 37%
58 Feather River Meadow 5,400 30-JAN 33.9 8.3 24% 22.6 37%
56 Browns Camp 5,400 01-FEB 30.1 7.9 26% 23.1 34%
59 Warner Creek 5,100 30-JAN 30.4 7.2 24% 14.9 48%
434 Humbug Summit 2 4,850 30-JAN 27.6 6.1 22%
61 Chester Flat 4,600 02-FEB 13.1 3.4 26% 6.5 52%
Basin Average Pct. of April 1: 38%
February 1: 59%
Yuba River Basin
64 Webber Peak 7,800 31-JAN 40.4 11.3 28% 43.2 26%
65 Castle Creek 5 7,400 29-JAN 58.4 17.1 29% 51.6 33%
67 Red Mountain 7,200 01-FEB 55.2 16.6 30% 50.1 33%
66 Meadow Lake 7,200 01-FEB 60.4 18.0 30% 54.9 33%
68 English Mountain 7,100 31-JAN 63.8 19.5 31% 44.1 44%
69 Donner Summit 6,900 05-FEB 31.4 11.7 37% 38.4 30%
76 Furnace Flat 6,700 30-JAN 60.9 16.3 27% 47.1 35%
74 Yuba Pass 6,700 31-JAN 34.1 10.4 30% 29.4 35%
77 Lake Fordyce 6,500 30-JAN 53.8 15.3 28% 39.9 38%
78 Findley Peak 6,500 02-FEB 41.6 12.9 31% 28.9 45%
389 Robinson Cow Camp 6,480 30-JAN 54.5 15.5 28% 43.0 36%
390 Sunnyside Meadow 6,300 30-JAN 72.0 20.8 29% 56.0 37%
80 Cisco 5,900 05-FEB 34.4 10.2 30% 26.2 39%
372 Chapman Creek 5,850 31-JAN 35.8 10.3 29% 23.0 45%
83 Bowman Lake 5,650 02-FEB 32.8 8.0 24% 21.8 37%
391 Lexington 5,600 01-FEB 48.1 14.5 30% 28.8 50%
277 Gibsonville 5,400 Scheduled for measurement by Oroville-Wyandotte Irrigation District
85 Lake Spaulding 5,200 05-FEB 33.0 10.2 31% 21.8 47%
429 Chalk Bluff 4,850 25-JAN 21.4 4.8 22% 2.0 240%
Basin Average Pct. of April 1: 49%
February 1: 76%
American River Basin
106 Upper Carson Pass 8,500 01-FEB 44.1 10.9 25% 35.4 31%
331 Lower Carson Pass 8,400 01-FEB 47.1 11.8 25% 38.4 31%
107 Caples Lake (DWR) 8,000 01-FEB 41.9 10.7 26% 30.3 35%
365 Alpha 7,600 Scheduled for measurement by CA Dept of Water Resources
338 Lost Corner Mountain 7,500 30-JAN 45.6 12.1 27% 34.8 35%
108 Echo Summit 7,450 30-JAN 35.3 8.5 24% 35.4 24%
110 Lake Audrain 7,300 30-JAN 48.8 12.7 26% 35.4 36%
111 Darrington 7,100 01-FEB 40.3 12.0 30% 29.9 40%
109 Silver Lake (DWR) 7,100 31-JAN 29.5 10.5 36% 21.4 49%
316 Wrights Lake 6,900 30-JAN 42.6 10.6 25% 31.8 33%
113 PHillips 6,800 01-FEB 41.0 11.1 27% 28.1 40%
320 Lyons Creek 6,700 01-FEB 46.7 13.2 28% 31.2 42%
115 Huysink 6,600 30-JAN 55.9 16.8 30% 44.6 38%
289 Tamarack Flat 6,550 01-FEB 40.3 11.6 29% 27.1 43%
114 Wabena Meadows 6,300 01-FEB 55.2 15.3 28% 41.1 37%
369 Miranda Cabin 6,200 01-FEB 57.3 16.9 29% 39.3 43%
120 Onion Creek 6,100 03-FEB 28.4 8.5 30% 19.3 44%
371 Diamond Crossing 6,050 01-FEB 35.2 9.4 27% 22.8 41%
122 Talbot Camp 5,750 01-FEB 32.6 8.6 26% 20.1 43%
322 Robbs Valley 5,600 31-JAN 35.1 8.8 25% 17.4 51%
127 Ice House 5,300 31-JAN 18.2 4.4 24% 6.8 65%
Basin Average Pct. of April 1: 40%
February 1: 62%
Mokelumne River Basin
323 Highland Meadow 8,700 30-JAN 59.6 15.7 26% 46.7 34%
364 Tragedy Creek 8,150 31-JAN 48.2 14.3 30% 44.4 32%
129 Blue Lakes 8,000 30-JAN 46.1 11.4 25% 35.3 32%
131 Wheeler Lake 7,800 30-JAN 65.2 18.1 28% 52.3 35%
132 Pacific Valley 7,500 30-JAN 49.3 13.0 26% 37.9 34%
363 Podesta 7,200 01-FEB 53.3 13.6 26% 44.2 31%
133 Corral Flat 7,200 31-JAN 49.9 12.6 25% 39.5 32%
134 Bear Valley Ridge 1 6,700 30-JAN 41.8 11.1 27% 24.2 46%
435 Lumberyard 2 6,500 02-FEB 23.8 6.8 29%
136 Hams Station 5,500 01-FEB 21.0 5.6 27% 6.3 89%
137 Antelope Springs 4,350 01-FEB 19.4 4.7 24% 3.4 138%
Basin Average Pct. of April 1: 50%
February 1: 81%
Stanislaus River Basin
345 Deadman Creek 9,250 01-FEB 43.4 11.9 27% 34.3 35%
344 Clark Fork Meadow 8,900 01-FEB 47.9 12.0 25% 38.6 31%
427 Gianelli Meadow 8,400 01-FEB 65.7 17.7 27% 50.0 35%
138 Lower Relief Valley 8,100 01-FEB 52.0 13.8 27% 38.8 36%
139 Soda Creek Flat 7,800 01-FEB 25.7 7.1 28% 21.4 33%
384 Stanislaus Meadow 7,750 30-JAN 56.7 15.8 28% 45.0 35%
140 Eagle Meadow 7,500 01-FEB 35.9 9.6 27% 23.3 41%
142 Herring Creek 7,300 01-FEB 44.5 12.4 28% 27.4 45%
143 Relief Dam 7,250 01-FEB 32.1 7.9 25% 19.3 41%
416 Bloods Creek 7,200 31-JAN 47.6 12.0 25% 32.0 37%
432 Sapps Hollow 6,950 Scheduled for measurement by Calaveras Ranger District
430 Corral Meadow 6,650 01-FEB 37.5 9.5 25% 19.0 50%
373 Hells Kitchen 6,550 Scheduled for measurement by Calaveras Ranger District
145 Niagara Flat 6,500 01-FEB 36.5 10.4 28% 19.6 53%
386 Black Springs 6,500 31-JAN 39.9 10.6 27% 22.1 48%
Basin Average Pct. of April 1: 40%
February 1: 65%
Tuolumne River Basin
157 Dana Meadows 9,800 01-FEB 37.0 9.8 26% 30.4 32%
158 Rafferty Meadows 9,400 27-JAN 45.5 10.9 24% 30.9 35%
159 Bond Pass 9,300 28-JAN 49.0 11.3 23% 45.0 25%
368 New Grace Meadow 8,900 31-JAN 58.6 15.7 27% 47.9 33%
161 Tuolumne Meadows 8,600 28-JAN 36.1 6.1 17% 22.4 27%
162 Horse Meadow 8,400 28-JAN 62.5 15.2 24% 47.0 32%
163 Wilmer Lake 8,000 31-JAN 56.7 14.6 26% 42.2 35%
165 Sachse Springs 7,900 31-JAN 55.3 14.9 27% 37.5 40%
166 Huckleberry Lake 7,800 30-JAN 49.7 12.5 25% 41.1 30%
164 Spotted Fawn 7,800 31-JAN 62.3 16.0 26% 45.0 36%
167 Paradise Meadow 7,650 31-JAN 55.8 14.7 26% 39.0 38%
348 Kerrick Corral 7,000 30-JAN 51.1 13.3 26% 21.4 62%
173 Lower Kibbie 6,700 01-FEB 43.3 12.2 28% 26.2 47%
169 Vernon Lake 6,700 31-JAN 36.5 10.0 27% 22.8 44%
168 Upper Kibbie Ridge 6,700 01-FEB 32.7 8.4 26% 18.7 45%
171 Beehive Meadow 6,500 31-JAN 44.3 11.9 27% 24.0 50%
172 Bell Meadow 6,500 30-JAN 35.7 8.4 24% 16.7 50%
Basin Average Pct. of April 1: 39%
February 1: 63%
Merced River Basin
176 Snow Flat 8,700 31-JAN 60.0 15.8 26% 43.4 36%
177 Ostrander Lake 8,200 31-JAN 52.6 14.2 27% 33.4 43%
178 Tenaya Lake 8,150 30-JAN 49.0 13.0 27% 32.4 40%
180 Peregoy Meadows 7,000 30-JAN 44.2 11.0 25% 30.5 36%
179 Gin Flat 7,000 28-JAN 56.5 16.2 29% 31.8 51%
Basin Average Pct. of April 1: 41%
February 1: 66%
San Joaquin River Basin
182 Mono Pass 11,450 31-JAN 24.1 5.8 24% 30.7 19%
183 Piute Pass 11,300 31-JAN 34.3 8.7 25% 35.8 24%
276 Pioneer Basin 10,400 Scheduled for measurement by Southern California Edison Company, Big Creek
187 Rose Marie 10,000 Scheduled for measurement by Southern California Edison Company, Big Creek
189 Agnew Pass 9,450 30-JAN 50.8 11.9 23% 31.0 38%
190 Kaiser Pass 9,100 31-JAN 49.2 12.2 25% 38.5 32%
191 Dutch Lake 9,100 30-JAN 35.1 7.4 21% 27.2 27%
346 Badger Flat 8,300 Scheduled for measurement by Southern California Edison Company, Big Creek
194 Nellie Lake 8,000 31-JAN 56.9 13.8 24% 35.0 39%
324 Lake Thomas A Edison 7,800 30-JAN 23.1 4.2 18% 14.2 30%
196 Chilkoot Lake 7,450 30-JAN 55.7 15.1 27% 36.1 42%
347 Tamarack Creek 7,250 31-JAN 36.6 9.6 26% 23.9 40%
198 Florence Lake 7,200 31-JAN 16.6 3.0 18% 7.7 39%
197 Chilkoot Meadow 7,150 30-JAN 61.5 14.4 23% 35.7 40%
199 Huntington Lake 7,000 01-FEB 36.4 9.3 26% 18.6 50%
204 Poison Meadow 6,800 30-JAN 49.4 13.1 27% 24.0 55%
Basin Average Pct. of April 1: 37%
February 1: 59%
Kings River Basin
222 Bishop Pass 11,200 01-FEB 29.7 7.5 25% 33.2 23%
299 Charlotte Ridge 10,700 03-FEB 29.6 7.4 25% 31.0 24%
307 Bullfrog Lake 10,650 03-FEB 27.6 6.9 25% 30.0 23%
398 Bench Lake 10,600 31-JAN 27.5 6.8 25% 29.0 23%
223 Blackcap Basin 10,300 31-JAN 43.2 11.4 26% 32.8 35%
396 Rattlesnake Creek Ba 9,900 02-FEB 36.9 9.5 26% 39.1 24%
225 Beard Meadow 9,800 01-FEB 40.6 10.3 25% 31.9 32%
224 Upper Burnt Corral 9,700 30-JAN 49.5 11.4 23% 36.1 32%
397 Scenic Meadow 9,650 31-JAN 29.5 6.9 23% 25.0 28%
229 Round Corral 9,000 31-JAN 43.2 11.4 26% 36.0 32%
226 Rowell Meadow 8,850 31-JAN 42.1 10.2 24% 25.6 40%
227 Woodchuck Meadow 8,800 31-JAN 42.2 10.4 25% 30.2 34%
232 Long Meadow (Kings R) 8,500 30-JAN 40.6 10.1 25% 27.9 36%
426 Courtright 8,350 30-JAN 40.5 10.2 25% 32.0 32%
233 Statum Meadow 8,300 01-FEB 46.1 12.8 28% 30.3 42%
230 Helms Meadow 8,250 01-FEB 34.9 9.0 26% 25.2 36%
234 Post Corral Meadow 8,200 30-JAN 35.5 7.5 21% 25.2 30%
308 Dodsons Meadow 8,050 30-JAN 41.0 10.3 25% 28.0 37%
237 Horse Corral Meadow 7,600 31-JAN 30.8 7.0 23% 15.8 44%
236 Big Meadows 7,600 31-JAN 36.0 9.3 26% 26.0 36%
239 Fred Meadow 6,950 01-FEB 34.4 9.1 26% 20.6 44%
240 Grant Grove 6,600 01-FEB 36.0 9.8 27% 13.5 73%
Basin Average Pct. of April 1: 34%
February 1: 56%
Kaweah River Basin
292 Farewell Gap 9,500 31-JAN 40.7 9.4 23% 34.5 27%
243 Panther Meadow 8,600 29-JAN 64.0 17.0 27% 36.3 47%
245 Mineral King 8,000 30-JAN 24.4 6.3 26% 20.1 31%
246 Giant Forest 6,400 30-JAN 36.3 8.4 23% 15.4 55%
Basin Average Pct. of April 1: 40%
February 1: 65%
Tule River Basin
247 Quaking Aspen 7,000 30-JAN 27.4 6.6 24% 12.8 52%
Basin Average Pct. of April 1: 52%
February 1: 83%
Kern River Basin
250 Bighorn Plateau 11,350 26-JAN 20.0 3.6 18% 21.9 16%
251 Cottonwood Pass 11,050 02-FEB 18.3 4.4 24% 13.4 33%
252 Siberian Pass 10,900 30-JAN 22.5 4.5 20% 18.3 25%
253 Crabtree Meadow 10,700 28-JAN 21.6 4.0 19% 18.8 21%
254 Guyot Flat 10,650 25-JAN 19.0 3.1 16% 20.0 15%
275 Sandy Meadows 10,650 26-JAN 25.1 4.2 17% 18.3 23%
255 Tyndall Creek 10,650 26-JAN 22.9 3.9 17% 18.3 21%
257 Big Whitney Meadow 9,750 30-JAN 21.1 4.4 21% 16.6 27%
256 Rock Creek 9,600 25-JAN 19.6 3.6 18% 17.2 21%
258 Round Meadow 9,000 29-JAN 29.2 7.3 25% 24.9 29%
259 Ramshaw Meadows 8,700 01-FEB 18.1 3.5 19% 11.3 31%
260 Little Whitney Meadow 8,500 31-JAN 20.5 5.0 24% 13.5 37%
262 Casa Vieja Meadows 8,300 02-FEB 22.7 4.9 22% 19.6 25%
261 Bonita Meadows 8,300 29-JAN 23.3 6.1 26% 13.8 44%
265 Beach Meadows 7,650 02-FEB 16.7 4.6 28% 8.9 52%
249 Dead Horse Meadow 7,300 02-FEB 25.1 6.6 26% 11.3 58%
Basin Average Pct. of April 1: 30%
February 1: 48%
Surprise Valley Basin
378 Mount Bidwell 7,200 30-JAN 32.0 10.2 32% 26.3 39%
313 Barber Creek 6,500 29-JAN 26.0 5.4 21% 11.1 49%
349 Hays Canyon 6,400 25-JAN 10.0 1.9 19% 2.4 79%
350 49 Mountain 6,000 31-JAN 11.0 2.0 18% 3.0 67%
Basin Average Pct. of April 1: 58%
February 1: 90%
Truckee River Basin
318 Squaw Valley 2 7,700 31-JAN 49.0 14.6 30% 50.7 29%
89 Webber Lake 7,000 31-JAN 41.8 11.6 28% 32.6 36%
Basin Average Pct. of April 1: 32%
February 1: 50%
Lake Tahoe Basin
99 Rubicon Peak 2 7,500 30-JAN 41.3 10.5 25% 31.8 33%
100 Freel Bench 7,300 29-JAN 19.0 4.2 22% 11.5 37%
101 Ward Creek 2 7,000 30-JAN 43.7 13.1 30% 43.0 30%
333 Glenbrook 2 (Nevada) 6,900 31-JAN 20.0 5.0 25% 12.7 39%
103 Richardsons 2 6,500 30-JAN 21.0 4.5 21% 16.4 27%
104 Upper Truckee 6,400 29-JAN 14.0 2.6 19% 8.4 31%
Basin Average Pct. of April 1: 33%
February 1: 51%
Walker River Basin
421 Leavitt Lake 9,600 31-JAN 53.0 13.2 25% 51.0 26%
150 Virginia Lakes 9,400 03-FEB 19.1 4.9 26% 17.0 29%
377 Virginia Lakes Ridge 9,300 05-FEB 21.0 4.6 22% 18.9 24%
422 Sawmill Ridge 8,750 31-JAN 26.0 5.0 19% 17.8 28%
152 Sonora Pass 8,750 01-FEB 32.3 7.7 24% 24.8 31%
154 Willow Flat 8,250 31-JAN 18.0 3.7 21% 10.3 36%
Basin Average Pct. of April 1: 29%
February 1: 45%
Mono Lk Basin
281 Gem Pass 10,750 30-JAN 39.3 10.0 25% 32.0 31%
181 Tioga Pass 9,800 01-FEB 30.4 8.1 27% 26.2 31%
287 Saddlebag Lake 9,750 01-FEB 39.5 9.6 24% 31.2 31%
286 Ellery Lake 9,600 01-FEB 37.1 9.0 24% 28.0 32%
282 Gem Lake 9,150 30-JAN 52.1 10.7 21% 29.9 36%
Basin Average Pct. of April 1: 32%
February 1: 52%
Owens River Basin
284 Bishop Lake 11,300 31-JAN 23.6 5.8 25% 21.5 27%
220 Cottonwood Lakes 2 11,100 25-JAN 18.6 4.1 22% 14.4 28%
212 East Piute Pass 10,800 31-JAN 21.4 4.9 23% 13.6 36%
408 Flower Lake 2 10,660 28-JAN 29.2 5.9 20% 30.8 19%
213 Sawmill 10,200 31-JAN 21.6 5.9 27% 19.0 31%
221 Cottonwood Lakes 1 10,150 25-JAN 15.1 2.6 17% 12.5 21%
209 Rock Creek 3 10,000 01-FEB 14.1 3.5 25% 14.9 23%
217 Big Pine Creek 1 10,000 29-JAN 20.1 3.8 19% 22.7 17%
218 Big Pine Creek 3 9,800 30-JAN 19.8 3.9 20% 17.5 22%
219 Big Pine Creek 2 9,700 30-JAN 13.9 2.2 16% 15.2 14%
214 North Lake 9,300 31-JAN 24.1 4.1 17% 9.3 44%
205 Mammoth Pass (DWR) 9,300 31-JAN 50.4 13.4 27% 42.1 32%
423 Trailhead 9,100 26-JAN 18.4 3.2 17% 15.0 21%
210 Rock Creek 2 9,050 01-FEB 11.0 1.9 17% 10.4 18%
206 Minarets 2 9,000 31-JAN 35.2 8.8 25% 29.2 30%
211 Rock Creek 1 8,700 01-FEB 9.8 1.3 13% 7.4 18%
208 Mammoth 8,300 31-JAN 25.0 6.4 26% 20.2 32%
Basin Average Pct. of April 1: 26%
February 1: 41%
| Region | No. Basins | No. Courses | Avg WC | % Average April 1 | % Average February 1 |
|---|---|---|---|---|---|
| North Coast | 3 | 12 | 11.6" | 38% | 56% |
| Sacramento | 6 | 72 | 11.2" | 42% | 65% |
| San Joaquin Valley | 5 | 58 | 11.6" | 41% | 66% |
| Tulare Lake | 4 | 43 | 7.6" | 34% | 54% |
| North Lahontan | 3 | 14 | 7.5" | 31% | 48% |
| South Lahontan | 2 | 22 | 5.9" | 27% | 44% |
| Statewide Average (weighted) | 39% | 61% | |||
Data are preliminary and subject to revision. This document is updated every 30 minutes during the data-collection period.
hart@water.ca.gov