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USGS Daily Statistics for Louisiana

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TEMPORARY GAGE REMOVAL NOTICE: The following sites will be temporarily suspended due to the risk of equipment damage from high water levels during the operation of the Morganza Spillway.

  • 295011091184300 Little Bayou Long North of Duck Lake
  • 295447091191500 Middle Fork Bayou Long at Bayou Long
  • 300507091355600 Bayou Darby near Lake Fausse Point Cut
  • 073815963 Murphy Lake near Bayou Sorrel, LA

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 02489500 Pearl River near Bogalusa, LA


Washington Parish, Louisiana
Hydrologic Unit Code 03180004
Latitude  30°47'35", Longitude  89°49'15" NAD27
Drainage area 6,573.00  square miles
Gage datum 54.64 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 80 - 81 years of record in, ft3/s   (Calculation Period 1938-10-01 -> 2019-09-30)

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 13,200 17,800 21,000 19,700 14,900 7,260 5,130 4,100 3,860 3,360 3,660 6,900
2 13,400 17,800 20,700 19,900 14,700 7,400 5,220 4,230 3,790 3,370 3,710 7,210
3 13,300 17,600 20,900 20,300 14,400 7,420 5,120 4,300 3,790 3,350 3,670 7,330
4 13,300 17,400 21,200 20,500 14,000 7,410 5,000 4,330 3,800 3,400 3,510 7,710
5 13,300 17,600 21,300 20,400 13,800 7,260 4,870 4,370 3,940 3,360 3,350 7,800
6 13,200 18,100 21,800 20,000 13,700 6,830 4,810 4,320 4,110 3,280 3,330 7,740
7 13,100 18,800 22,000 19,700 13,500 6,480 4,750 4,240 4,130 3,290 3,340 7,900
8 13,400 19,200 22,000 19,700 13,400 6,170 4,700 4,090 3,920 3,240 3,430 8,130
9 13,600 19,300 22,000 19,200 13,200 5,950 4,680 3,960 3,840 3,190 3,450 8,140
10 13,800 19,200 21,600 18,800 12,700 5,750 4,610 3,870 3,750 3,070 3,500 8,360
11 14,000 19,400 21,400 18,600 12,200 5,630 4,620 3,870 3,650 3,010 3,590 8,740
12 14,300 19,400 21,900 18,700 12,000 5,450 4,610 3,890 3,540 2,960 3,650 8,970
13 14,500 19,500 21,500 18,800 11,600 5,300 4,510 4,050 3,460 2,910 3,650 9,240
14 14,500 19,700 20,900 19,700 11,300 5,270 4,630 4,450 3,470 2,920 4,070 9,550
15 14,400 19,900 20,800 20,700 10,900 5,210 4,740 4,650 3,460 3,010 4,160 9,860
16 14,200 20,200 20,700 20,900 10,900 5,180 4,770 4,560 3,330 3,060 4,180 10,100
17 14,000 20,600 20,600 20,700 11,000 5,120 4,760 4,390 3,280 3,060 4,180 10,500
18 14,000 21,000 20,700 20,000 11,000 5,120 4,740 4,130 3,290 3,100 4,120 10,700
19 14,300 21,700 20,600 19,100 10,900 5,120 4,630 3,800 3,310 3,140 4,170 10,800
20 14,800 21,500 20,200 18,300 10,500 5,110 4,490 3,450 3,220 3,120 4,250 10,800
21 15,700 21,000 20,100 17,700 9,960 5,060 4,420 3,290 3,200 3,060 4,410 10,600
22 16,200 21,000 20,200 17,400 9,590 4,880 4,290 3,190 3,060 3,090 4,660 10,700
23 16,500 21,000 20,300 17,400 9,330 4,780 4,150 3,170 2,900 3,160 4,840 10,700
24 16,900 20,900 20,000 16,900 9,000 4,730 4,130 3,120 2,880 3,220 4,960 10,900
25 17,200 21,000 19,700 16,200 8,710 4,660 4,250 3,050 2,920 3,310 4,950 11,100
26 17,700 21,600 19,400 15,900 8,460 4,600 4,450 3,000 2,960 3,550 5,190 11,600
27 18,200 21,900 19,200 15,500 8,230 4,630 4,460 3,000 3,090 3,750 5,570 11,700
28 18,700 21,700 18,900 15,000 7,940 4,720 4,460 3,000 3,170 3,740 5,910 11,800
29 18,800 17,300 19,000 14,900 7,740 4,790 4,410 3,040 3,280 3,690 6,260 12,100
30 18,400   19,500 15,000 7,560 4,900 4,280 3,410 3,370 3,660 6,540 12,400
31 18,100   19,700   7,340   4,170 3,800   3,640   12,700