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USGS Daily Statistics for Arkansas

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 07069000 Black River at Pocahontas, AR


Randolph County, Arkansas
Hydrologic Unit Code 11010009
Latitude  36°15'15", Longitude  90°58'13" NAD83
Drainage area 4,840  square miles
Gage datum 241.64 feet above NAVD88
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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 1935-10-01 -> 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 7,240 7,330 8,300 10,100 11,600 8,020 4,200 3,170 2,630 2,650 3,210 4,540
2 7,590 7,650 8,220 10,000 12,300 7,840 4,210 3,150 2,660 2,600 3,430 4,560
3 7,600 7,610 8,150 10,000 12,300 7,510 4,120 3,080 2,700 2,600 3,500 4,530
4 7,600 7,370 8,170 10,000 12,000 7,170 4,070 2,960 2,700 2,570 3,500 4,510
5 7,460 7,210 8,190 10,100 11,800 6,910 4,030 2,920 2,660 2,560 3,510 4,490
6 7,300 7,120 8,270 10,200 11,600 6,730 4,140 2,930 2,640 2,560 3,520 4,420
7 7,280 7,010 8,330 10,400 11,600 6,480 4,050 2,910 2,610 2,560 3,580 4,370
8 7,120 6,870 8,410 10,300 11,300 6,220 3,980 2,870 2,580 2,540 3,610 4,340
9 7,030 6,850 8,610 10,100 11,000 6,010 3,990 2,840 2,530 2,560 3,540 4,260
10 6,970 6,880 8,910 9,870 11,100 5,910 3,980 2,870 2,530 2,650 3,440 4,210
11 6,940 6,910 9,010 9,740 11,200 5,930 3,910 2,940 2,550 2,650 3,330 4,280
12 6,880 7,010 9,120 9,790 11,400 5,980 3,990 2,960 2,570 2,650 3,230 4,440
13 6,920 7,230 9,210 9,820 11,400 6,060 4,060 2,950 2,530 2,600 3,240 4,430
14 7,010 7,410 9,340 9,870 11,500 6,220 4,010 2,990 2,480 2,620 3,310 4,500
15 7,060 7,640 9,370 9,850 11,300 6,160 3,890 3,080 2,430 2,600 3,390 4,630
16 7,060 7,770 9,280 9,820 11,000 6,060 3,820 3,140 2,450 2,590 3,500 4,750
17 7,080 7,820 9,250 9,890 11,000 5,950 3,710 3,160 2,510 2,590 3,570 4,820
18 6,990 7,970 9,210 9,880 10,700 5,820 3,590 3,180 2,480 2,580 3,760 4,880
19 6,860 7,990 9,240 9,860 10,500 5,680 3,560 3,220 2,440 2,540 4,000 4,910
20 6,700 8,050 9,570 9,940 10,400 5,530 3,630 3,270 2,460 2,500 4,030 4,960
21 6,650 8,170 9,990 10,100 10,300 5,390 3,500 3,260 2,480 2,470 4,010 5,040
22 6,570 8,360 10,100 10,000 9,950 5,200 3,500 3,160 2,490 2,460 4,080 5,190
23 6,520 8,390 10,200 9,940 9,630 4,990 3,430 3,130 2,570 2,480 4,210 5,290
24 6,590 8,420 10,300 10,100 9,350 4,820 3,340 3,080 2,700 2,530 4,240 5,310
25 6,700 8,450 10,200 10,100 9,180 4,690 3,240 2,980 2,780 2,570 4,250 5,380
26 6,780 8,360 10,200 10,300 9,070 4,540 3,190 2,890 2,830 2,610 4,250 5,410
27 7,020 8,300 10,400 10,700 8,960 4,380 3,110 2,820 2,830 2,640 4,180 5,540
28 7,050 8,280 10,500 11,000 8,900 4,360 3,050 2,790 2,820 2,680 4,270 5,730
29 7,020 5,880 10,500 11,100 8,790 4,280 3,060 2,740 2,780 2,750 4,390 6,000
30 7,060   10,300 11,100 8,590 4,200 3,140 2,700 2,710 2,860 4,480 6,290
31 7,170   10,200   8,320   3,200 2,660   2,990   6,800