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USGS Daily Statistics for the Nation

The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 11530500 KLAMATH R NR KLAMATH CA


Del Norte County, California
Hydrologic Unit Code 18010209
Latitude  41°30'40", Longitude 123°58'42" NAD27
Drainage area 12,100  square miles
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1962-10-01 -> 2024-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 25,100 31,900 31,000 31,500 21,600 16,300 6,720 3,310 3,090 3,380 5,750 17,600
2 22,900 30,600 32,100 30,300 21,500 15,800 6,620 3,280 3,020 3,280 5,750 21,100
3 21,500 30,000 33,000 28,800 21,700 15,100 6,300 3,320 3,080 3,310 5,980 22,500
4 21,700 28,700 30,100 27,500 21,600 14,800 6,060 3,300 3,080 3,330 5,890 19,600
5 22,300 26,800 28,500 26,800 21,800 14,700 5,890 3,260 3,050 3,340 6,430 19,700
6 23,700 26,300 29,600 27,400 21,900 14,300 5,760 3,220 3,070 3,350 7,400 19,800
7 23,600 28,100 29,000 27,800 21,800 14,100 5,620 3,200 3,060 3,370 7,840 20,300
8 24,200 28,100 28,800 28,200 21,600 13,400 5,470 3,180 3,020 3,440 8,510 20,100
9 26,400 27,700 30,100 27,500 21,500 12,800 5,310 3,150 3,020 3,800 8,750 19,100
10 27,600 27,900 32,200 26,600 21,200 12,400 5,180 3,120 3,130 4,170 9,110 20,000
11 28,900 25,800 31,100 26,200 20,800 11,900 5,040 3,080 3,160 4,200 10,000 20,500
12 29,000 25,300 30,200 26,100 20,400 11,500 4,900 3,050 3,070 4,570 11,300 19,200
13 33,800 27,500 32,200 26,100 20,000 11,300 4,790 3,020 3,020 4,920 11,000 22,100
14 37,400 30,000 34,400 26,400 19,800 11,100 4,680 2,990 3,030 4,520 10,800 27,700
15 38,100 31,300 34,200 25,800 19,800 10,900 4,540 2,970 3,000 4,400 10,700 26,700
16 39,900 32,300 34,000 24,900 19,800 10,600 4,410 2,980 2,980 4,310 11,900 24,900
17 44,700 32,900 33,500 24,900 19,600 10,200 4,320 2,990 2,990 4,440 12,500 24,800
18 41,200 37,300 33,100 24,900 19,500 9,910 4,280 2,970 3,050 4,260 11,800 21,700
19 38,500 35,800 32,800 24,700 19,500 9,680 4,230 2,980 3,170 4,430 11,200 22,700
20 38,500 34,600 31,000 24,100 19,100 9,300 4,140 2,960 3,200 4,390 11,800 25,500
21 40,200 34,200 30,700 23,600 18,600 8,890 4,040 2,950 3,150 4,250 13,800 27,100
22 40,500 33,700 30,500 23,200 18,300 8,540 3,940 2,970 3,110 4,360 15,300 32,200
23 38,200 33,000 32,200 22,900 18,000 8,240 3,860 2,980 3,130 5,070 15,700 30,300
24 35,900 30,600 32,400 23,100 17,700 8,100 3,780 2,960 3,120 5,470 17,900 26,000
25 32,300 28,800 31,700 22,900 17,300 7,760 3,720 2,990 3,160 6,210 17,600 24,100
26 32,300 28,700 31,800 22,400 16,900 7,630 3,650 3,030 3,260 5,900 17,000 23,600
27 36,000 30,200 30,500 22,200 16,800 7,480 3,590 3,050 3,290 5,440 16,200 24,400
28 33,400 31,900 30,100 22,300 16,900 7,260 3,530 3,060 3,250 5,320 15,600 27,200
29 30,800 39,600 29,800 22,100 16,500 7,130 3,480 3,030 3,360 5,430 15,400 27,000
30 30,600   33,200 21,900 16,200 6,880 3,430 3,070 3,540 5,860 15,700 26,100
31 29,400   33,400   16,400   3,370 3,250   6,040   28,800