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USGS Daily Statistics for Oklahoma

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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 07152500 Arkansas River at Ralston, OK


Pawnee County, Oklahoma
Hydrologic Unit Code 11060006
Latitude  36°30'15", Longitude  96°43'41" NAD27
Drainage area 54,208  square miles
Contributing drainage area 46,631  square miles
Gage datum 777.33 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 1976-10-01 -> 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 3,140 4,280 6,010 9,600 9,340 12,100 11,300 6,240 3,810 5,100 3,740 2,580
2 3,100 4,160 5,800 9,260 9,550 11,800 11,400 6,140 3,950 4,720 4,770 2,670
3 3,060 3,810 5,800 9,120 10,000 12,500 10,800 6,230 3,570 5,940 5,860 2,610
4 3,360 3,910 5,860 9,630 9,530 12,300 10,000 6,050 3,320 6,850 5,630 2,560
5 3,410 3,900 6,470 8,880 9,260 11,900 8,910 6,090 3,280 6,670 4,940 2,520
6 3,480 4,070 6,520 8,300 8,210 11,800 8,360 7,010 3,220 6,220 4,760 2,700
7 3,520 4,110 6,350 8,160 7,960 12,000 8,890 6,420 3,170 6,060 4,510 2,880
8 3,130 4,000 5,750 8,150 9,170 11,900 8,930 6,020 3,180 5,090 4,160 2,760
9 2,870 3,910 5,800 7,930 10,900 11,800 8,960 5,820 3,240 4,810 4,070 2,880
10 3,060 4,030 5,770 8,360 10,800 10,800 8,720 5,440 3,490 5,080 3,970 2,850
11 3,100 3,960 6,240 8,460 11,400 11,200 8,340 5,160 3,630 5,910 3,850 2,940
12 3,450 3,850 5,450 7,730 12,400 11,600 8,130 4,890 3,980 6,200 3,780 2,730
13 3,410 3,820 6,010 7,270 11,900 12,200 7,480 5,040 4,240 6,170 3,780 2,550
14 3,280 3,710 5,950 7,040 11,400 12,100 6,900 5,010 4,690 5,890 3,780 2,800
15 3,080 3,650 6,090 6,780 10,700 12,300 6,760 4,390 5,560 5,430 3,590 3,090
16 3,070 3,850 6,660 6,870 10,300 12,400 7,080 4,550 5,500 5,480 4,060 3,370
17 3,020 4,100 7,530 7,040 10,100 12,200 7,350 4,470 4,440 5,140 3,990 2,970
18 3,260 4,130 8,330 6,950 10,700 11,900 7,910 4,380 4,130 4,860 3,650 2,710
19 3,440 4,050 9,010 6,850 11,600 11,800 6,970 5,000 3,750 4,960 3,870 2,590
20 3,570 4,110 8,680 6,950 11,400 11,800 6,890 5,230 3,800 4,300 4,320 2,780
21 3,790 4,470 8,690 7,120 12,400 11,300 6,740 4,700 3,880 3,860 4,970 3,570
22 3,820 4,580 8,630 6,720 11,700 10,600 6,770 4,610 3,610 3,930 4,650 3,900
23 3,480 5,140 8,230 6,710 12,200 9,750 6,730 4,150 3,270 3,660 4,120 3,330
24 3,420 5,330 8,420 6,330 12,400 9,200 6,280 3,910 3,700 3,230 3,600 3,220
25 3,450 5,440 9,270 6,360 13,600 9,640 5,870 3,900 3,800 3,040 3,490 3,140
26 3,440 5,530 9,500 7,110 14,800 10,100 5,780 3,900 4,040 2,900 3,660 3,130
27 3,320 5,510 8,420 7,690 15,600 10,200 5,730 3,970 4,010 2,600 3,480 2,970
28 3,280 5,470 8,100 7,890 16,500 9,960 5,480 3,960 4,170 2,780 3,160 2,770
29 3,310 5,970 7,830 8,590 16,600 10,700 5,370 3,890 4,030 2,930 2,750 2,760
30 3,400   7,970 8,790 15,700 11,000 5,610 3,810 5,570 3,220 2,630 2,830
31 3,930   8,740   13,500   6,050 3,530   3,510   2,880