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USGS Daily Statistics for Pennsylvania

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[!] Over the next year, the USGS Pennsylvania Water Science Center will be updating the geodetic vertical elevation (gage datum) for many locations. Click HERE for additional information including a current list of streamgages with upcoming datum changes. This update in gage datum does not affect the location of the streamgage, nor the observed local gage height or discharge recorded at the streamgage.


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 01453000 Lehigh River at Bethlehem, PA


Lehigh County, Pennsylvania
Hydrologic Unit Code 02040106
Latitude  40°36'55", Longitude  75°22'45" NAD27
Drainage area 1,279  square miles
Gage datum 210.26 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 1940-10-01 -> 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 2,900 2,610 3,170 4,280 3,310 2,820 2,000 1,440 1,540 1,950 2,110 3,090
2 2,860 2,600 3,240 4,300 3,110 2,740 1,970 1,570 1,820 1,730 2,070 3,180
3 2,890 2,860 3,090 4,750 3,050 2,680 1,830 1,590 1,550 1,640 2,310 2,940
4 2,790 2,920 3,090 4,650 3,050 2,550 1,730 1,910 1,440 1,570 2,150 3,020
5 2,700 2,740 3,380 4,870 3,020 2,370 1,730 1,740 1,390 1,620 2,020 3,200
6 2,790 2,530 3,450 5,010 3,150 2,300 1,740 1,520 1,470 1,630 1,910 3,110
7 2,730 2,720 3,540 4,740 3,040 2,310 1,740 1,580 1,620 1,560 1,950 3,120
8 2,750 2,830 3,290 4,610 3,080 2,270 1,770 1,480 1,540 1,700 2,160 3,120
9 2,790 2,420 3,480 4,210 3,040 2,160 1,800 1,450 1,820 1,800 2,480 3,040
10 2,650 2,280 3,460 4,090 2,940 2,080 2,090 1,440 1,490 1,710 2,280 2,880
11 2,570 2,410 3,820 3,980 2,960 2,050 1,810 1,420 1,470 1,600 2,280 3,170
12 2,550 2,510 3,840 3,630 3,010 2,120 1,660 1,440 1,510 1,680 2,320 3,340
13 2,550 2,520 3,800 3,740 3,050 2,230 1,620 1,620 1,710 1,600 2,430 3,330
14 2,540 2,670 3,760 3,700 3,070 2,180 1,640 1,790 1,580 1,560 2,330 3,390
15 2,460 2,630 3,960 3,770 2,980 2,130 1,770 1,590 1,580 1,720 2,280 3,160
16 2,390 2,550 3,870 4,260 2,930 2,050 1,810 1,470 1,650 1,860 2,310 3,050
17 2,290 2,660 3,870 4,050 3,210 2,000 1,720 1,500 1,650 1,860 2,500 2,990
18 2,300 2,670 3,900 3,760 3,100 1,980 1,650 1,550 1,850 1,730 2,310 3,070
19 2,490 2,610 3,710 3,620 3,060 1,960 1,590 2,210 1,850 1,890 2,160 2,830
20 2,720 2,570 3,850 3,530 3,100 2,000 1,600 1,560 1,700 2,000 2,200 2,660
21 2,620 2,690 3,930 3,310 2,990 2,130 1,570 1,430 1,620 1,920 2,320 3,330
22 2,670 2,800 4,300 3,140 3,040 2,050 1,630 1,500 1,580 1,860 2,590 3,110
23 2,570 2,860 4,400 3,130 3,680 2,390 1,670 1,570 1,640 1,850 2,650 2,870
24 3,050 3,150 4,220 3,020 3,080 2,240 1,760 1,410 1,720 1,840 2,390 3,050
25 3,510 3,530 4,130 3,100 2,930 2,020 1,730 1,350 1,710 1,770 2,460 3,310
26 3,570 3,470 4,070 3,110 2,930 1,990 1,610 1,370 1,620 1,800 2,750 3,110
27 3,670 3,180 4,150 3,160 2,770 2,100 1,560 1,350 1,810 1,970 2,680 3,160
28 3,420 3,370 4,070 3,150 2,690 2,220 1,630 1,560 2,110 2,050 2,900 3,110
29 3,100 3,150 4,180 3,120 2,890 2,140 1,670 1,380 2,100 2,130 3,050 2,990
30 2,860   4,150 3,060 2,950 2,000 1,550 1,340 1,940 2,170 3,090 3,150
31 2,790   4,300   2,810   1,440 1,430   2,110   3,140