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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 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 242.06 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 -> 2025-09-30)

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 7,370 7,460 8,310 9,990 11,600 8,100 4,280 3,170 2,630 2,680 3,190 4,560
2 7,700 7,750 8,220 9,940 12,400 7,900 4,300 3,150 2,650 2,630 3,400 4,570
3 7,710 7,700 8,140 9,950 12,400 7,570 4,200 3,080 2,690 2,620 3,470 4,550
4 7,700 7,450 8,150 10,000 12,100 7,220 4,130 2,960 2,700 2,590 3,480 4,530
5 7,540 7,270 8,170 10,200 11,800 6,960 4,080 2,910 2,660 2,580 3,530 4,510
6 7,400 7,170 8,260 10,500 11,700 6,790 4,170 2,930 2,640 2,580 3,630 4,440
7 7,380 7,050 8,300 11,100 11,600 6,570 4,080 2,900 2,600 2,570 3,740 4,390
8 7,210 6,900 8,390 11,300 11,400 6,340 4,010 2,870 2,570 2,540 3,810 4,360
9 7,110 6,880 8,570 11,200 11,000 6,140 4,020 2,830 2,520 2,560 3,780 4,280
10 7,030 6,900 8,870 10,900 11,100 6,050 4,020 2,870 2,520 2,650 3,690 4,230
11 6,990 6,940 8,960 10,600 11,200 6,060 3,960 2,940 2,540 2,650 3,560 4,290
12 6,920 7,050 9,060 10,400 11,300 6,080 4,030 2,950 2,560 2,640 3,440 4,450
13 6,950 7,260 9,150 10,300 11,400 6,150 4,090 2,950 2,530 2,600 3,410 4,430
14 7,020 7,430 9,270 10,200 11,500 6,290 4,050 2,980 2,470 2,610 3,440 4,490
15 7,070 7,670 9,300 10,100 11,200 6,210 3,930 3,070 2,430 2,600 3,480 4,620
16 7,060 7,880 9,230 10,000 11,000 6,140 3,860 3,140 2,480 2,580 3,560 4,750
17 7,070 7,970 9,200 10,100 11,000 6,080 3,750 3,180 2,570 2,580 3,620 4,860
18 6,980 8,120 9,150 10,000 10,700 5,960 3,630 3,210 2,550 2,570 3,790 4,970
19 6,850 8,140 9,180 9,980 10,500 5,820 3,600 3,270 2,490 2,530 4,020 5,040
20 6,700 8,190 9,500 10,000 10,300 5,670 3,660 3,320 2,500 2,490 4,060 5,090
21 6,650 8,310 9,910 10,100 10,200 5,510 3,530 3,290 2,510 2,460 4,040 5,160
22 6,560 8,490 10,000 10,100 9,950 5,330 3,520 3,180 2,510 2,450 4,110 5,290
23 6,510 8,500 10,100 10,000 9,640 5,110 3,460 3,140 2,580 2,470 4,240 5,370
24 6,580 8,510 10,200 10,200 9,370 4,930 3,360 3,090 2,700 2,520 4,270 5,380
25 6,680 8,520 10,100 10,200 9,220 4,780 3,260 2,980 2,780 2,560 4,280 5,440
26 6,760 8,420 10,100 10,400 9,160 4,630 3,210 2,890 2,830 2,600 4,280 5,490
27 6,990 8,340 10,300 10,800 9,060 4,460 3,130 2,820 2,840 2,630 4,220 5,630
28 7,020 8,310 10,400 11,100 9,000 4,420 3,050 2,790 2,850 2,670 4,300 5,840
29 6,980 5,880 10,400 11,100 8,890 4,340 3,070 2,740 2,820 2,740 4,420 6,130
30 7,060   10,200 11,100 8,680 4,270 3,140 2,690 2,750 2,850 4,510 6,450
31 7,260   10,100   8,400   3,200 2,660   2,970   6,960