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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 01463500 Delaware River at Trenton NJ


Mercer County, New Jersey
Hydrologic Unit Code 02040105
Latitude  40°13'18", Longitude  74°46'41" NAD83
Drainage area 6,780  square miles
Gage datum 0.00 feet above NGVD29
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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 1912-10-01 -> 2022-09-30)

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 13,600 12,000 15,400 26,200 16,500 12,000 9,650 6,440 6,010 8,580 9,920 13,700
2 12,900 12,000 15,200 26,100 15,800 12,100 9,160 6,550 7,090 8,840 9,370 14,200
3 13,100 12,400 14,900 26,400 15,200 11,700 8,410 6,460 6,740 7,870 9,460 14,400
4 13,100 12,800 15,000 27,000 14,900 11,100 7,850 6,770 6,390 7,190 9,600 13,800
5 12,700 12,500 15,700 26,600 14,900 10,700 7,430 7,230 6,350 6,750 9,750 14,000
6 12,600 11,800 16,600 27,500 14,800 10,200 7,110 6,620 6,170 6,730 9,230 13,900
7 12,800 11,800 18,100 27,800 14,900 10,200 7,100 6,160 6,390 6,780 9,100 13,800
8 13,200 12,100 18,100 26,800 14,400 10,700 6,670 6,050 6,930 7,120 9,270 13,900
9 13,700 11,300 18,300 25,000 13,900 10,100 6,840 6,030 7,090 7,160 9,860 14,300
10 13,500 10,800 18,600 23,900 13,500 9,550 7,980 6,060 6,450 6,780 10,900 13,600
11 12,600 10,700 19,200 22,600 13,700 9,220 8,120 6,030 5,990 6,790 10,900 13,400
12 12,300 11,800 19,700 21,600 14,300 9,300 7,360 6,300 5,880 6,560 10,400 14,400
13 12,500 12,300 20,800 21,500 14,700 9,570 7,100 6,650 6,120 6,460 10,400 14,400
14 12,000 11,800 20,700 21,200 15,100 9,540 7,000 7,110 6,340 6,530 10,500 14,400
15 12,300 11,600 21,600 21,200 14,700 9,490 7,060 6,590 6,050 6,590 10,700 14,100
16 11,900 12,200 21,700 22,500 14,300 9,320 7,170 6,200 6,470 6,820 10,500 13,500
17 11,400 12,500 21,200 23,300 14,700 9,250 6,770 6,170 7,030 7,050 11,300 13,000
18 11,200 12,600 21,900 22,200 14,500 8,840 6,720 6,260 6,940 7,010 11,800 12,700
19 11,600 12,600 22,300 20,900 14,100 9,060 6,590 7,350 7,990 7,430 11,400 12,200
20 12,300 12,700 21,500 19,600 14,100 8,990 6,720 8,240 7,790 8,490 11,100 11,900
21 12,800 12,800 21,300 18,700 13,800 8,780 6,670 6,280 7,270 8,640 11,300 12,700
22 12,200 13,700 22,200 18,700 13,700 8,730 6,760 6,090 7,160 8,310 11,500 13,600
23 11,800 14,100 23,200 18,200 14,100 9,120 7,480 6,430 7,120 7,910 11,700 12,800
24 12,700 14,600 22,300 17,800 14,200 9,090 7,540 6,890 6,880 7,760 11,200 12,400
25 14,900 15,500 21,500 17,600 13,400 8,730 7,450 7,000 6,810 8,090 11,300 13,200
26 15,800 17,300 21,600 17,600 13,500 8,120 7,040 6,420 6,590 8,180 11,500 13,700
27 15,600 17,100 22,100 17,500 13,100 8,180 6,770 5,830 6,740 8,810 12,000 13,000
28 15,400 16,200 23,700 17,400 12,400 8,990 6,970 6,740 7,590 9,450 12,300 12,700
29 14,400 14,900 25,200 17,100 12,000 9,830 7,210 6,730 8,480 9,470 13,300 12,600
30 13,100   25,000 16,600 13,000 10,400 7,220 6,290 7,890 9,760 14,200 12,800
31 12,300   24,800   12,600   6,640 5,840   9,790   13,400