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USGS Surface-Water Daily Statistics for Louisiana

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 07367005 Ouachita River at West Monroe, LA


Ouachita Parish, Louisiana
Hydrologic Unit Code 08040207
Latitude  32°30'01", Longitude  92°07'11" NAD83
Drainage area 15,298  square miles
Gage datum 30.80 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 2006-10-01 -> 2023-09-30)

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 25,300 27,400 34,000 41,700 41,400 33,900 20,200 7,620 8,340 9,630 9,360 11,400
2 26,000 27,300 34,300 41,900 41,000 33,400 19,300 7,690 7,570 9,400 9,830 11,400
3 27,100 27,100 34,600 42,000 40,800 32,600 18,100 7,280 8,130 9,420 10,200 11,400
4 28,000 27,300 35,000 42,000 40,600 31,900 17,200 7,200 8,580 9,370 10,200 11,200
5 28,700 27,500 35,400 42,200 40,200 31,400 16,600 7,270 8,790 9,210 10,500 11,000
6 29,100 27,800 35,700 42,300 39,900 30,900 16,200 7,060 8,620 8,870 10,500 11,000
7 29,300 28,100 35,800 42,700 39,700 30,500 16,100 6,840 8,870 8,620 10,400 11,000
8 29,600 28,100 35,900 43,300 39,400 30,000 15,600 7,210 8,730 8,490 10,900 11,100
9 29,700 27,700 36,200 43,400 39,300 29,400 14,900 7,120 8,420 8,300 11,300 11,600
10 29,700 27,600 36,900 43,400 39,200 29,000 14,600 7,230 8,410 8,290 11,300 13,100
11 29,600 27,400 38,600 43,700 39,000 28,500 14,100 7,820 8,510 8,230 11,000 13,500
12 29,800 27,700 39,700 44,000 39,300 28,200 13,600 7,510 8,260 8,320 11,100 13,700
13 30,000 28,400 40,600 43,900 39,400 27,600 12,700 7,890 8,340 8,620 10,800 14,300
14 30,000 28,600 41,000 43,900 39,400 27,300 12,200 8,420 8,630 9,060 10,200 14,900
15 30,200 28,900 41,000 43,900 39,500 27,100 11,300 8,210 8,930 9,270 9,830 15,600
16 30,200 28,900 41,000 43,700 39,500 27,000 10,800 7,990 9,030 9,660 9,770 16,100
17 30,000 29,500 40,800 43,400 39,500 27,000 10,300 8,050 9,190 10,200 9,620 16,600
18 29,900 29,600 40,700 43,400 39,600 26,500 9,920 8,110 9,590 10,900 10,100 17,200
19 29,800 29,800 40,800 43,300 39,800 26,100 9,620 7,890 9,790 11,000 9,900 17,900
20 29,500 29,900 40,600 43,100 39,800 25,500 9,310 7,750 9,450 10,200 9,890 18,000
21 29,100 30,300 40,500 42,900 39,800 25,200 8,960 7,430 10,000 9,660 9,860 18,400
22 29,000 31,000 40,400 43,000 39,600 25,000 8,640 7,850 9,870 9,320 10,100 18,600
23 28,700 32,000 40,600 43,000 39,300 24,700 8,380 8,210 9,920 8,680 10,400 18,900
24 28,300 32,600 40,800 43,000 38,800 24,500 8,430 8,330 10,200 8,790 10,500 18,800
25 28,300 33,400 40,900 42,900 38,200 24,300 8,090 7,870 10,300 9,090 11,100 19,000
26 28,400 33,900 41,000 42,700 37,700 24,300 7,660 8,050 10,300 9,370 11,700 19,600
27 28,200 34,600 40,900 42,400 37,300 24,100 7,420 8,380 10,100 9,340 11,900 20,200
28 28,300 35,100 41,000 42,200 36,600 23,100 7,120 8,540 10,100 8,870 12,100 21,300
29 27,900 39,400 41,200 41,800 36,000 22,000 7,210 8,100 10,200 8,500 12,000 22,400
30 27,700   41,300 41,600 35,300 21,200 7,320 8,110 9,790 8,540 11,500 23,300
31 27,600   41,500   34,600   7,640 8,700   8,640   24,100