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USGS Daily Statistics for the Nation

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 04127885 ST. MARYS RIVER AT SAULT STE. MARIE, ONTARIO


Chippewa County, Michigan
Hydrologic Unit Code 04070001
Latitude  46°29'54", Longitude  84°18'55" NAD83
Drainage area 80,900  square miles
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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 2008-10-01 -> 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 69,100 71,000 68,300 69,600 66,300 76,900 88,100 87,600 86,700 82,800 78,400 73,700
2 69,800 70,200 68,700 71,500 65,900 76,700 88,700 89,300 87,500 81,900 78,400 74,500
3 69,800 69,400 67,900 70,900 66,800 77,200 88,100 90,300 86,500 80,600 79,300 74,300
4 70,300 69,000 66,700 69,500 66,600 79,500 88,500 90,300 83,800 82,600 80,000 73,600
5 69,700 69,100 67,300 70,300 67,200 79,000 90,100 90,700 85,500 81,800 78,900 71,500
6 69,700 67,700 66,800 71,600 69,500 77,800 90,400 88,700 85,400 82,200 76,800 71,200
7 69,800 66,300 67,400 71,800 71,600 80,000 90,000 87,800 85,700 82,400 75,100 70,100
8 71,000 68,700 67,600 72,300 71,400 78,800 88,700 87,200 84,500 84,200 76,100 70,700
9 70,000 68,500 65,900 70,600 69,700 79,600 88,900 87,500 82,300 82,300 75,000 71,400
10 67,800 68,400 65,400 69,600 71,500 78,900 87,200 88,200 83,100 81,300 74,400 70,200
11 67,800 69,000 66,500 68,000 71,000 80,200 87,900 88,200 82,300 82,100 77,400 70,300
12 68,100 70,500 69,000 68,700 70,500 79,000 88,100 89,200 82,200 81,900 76,700 70,700
13 69,600 69,600 68,600 69,500 71,900 79,400 88,900 88,400 82,600 82,100 75,100 69,900
14 70,100 68,500 68,100 67,800 73,500 79,700 90,000 87,100 84,400 81,600 77,400 70,200
15 70,600 70,000 68,100 67,000 73,600 78,100 90,400 88,100 83,300 81,700 77,600 69,800
16 69,100 69,400 67,700 67,300 75,200 78,400 88,600 89,900 82,900 81,500 76,900 70,900
17 68,800 68,900 66,800 66,200 77,000 78,500 88,100 89,600 83,800 80,900 77,100 71,200
18 69,100 67,500 67,500 64,400 78,000 80,800 87,400 89,200 83,200 80,600 77,300 71,500
19 69,900 67,700 68,000 65,000 77,900 79,600 89,000 88,100 80,200 81,500 76,000 70,500
20 71,200 67,100 67,700 65,200 77,500 79,700 88,700 87,700 85,400 80,500 77,200 70,400
21 71,400 66,700 67,900 64,800 77,700 80,000 89,000 87,900 85,000 80,400 77,500 70,000
22 71,200 66,200 68,600 63,900 78,000 80,600 87,400 89,100 82,900 82,900 77,700 70,500
23 71,300 67,100 67,900 63,700 77,400 82,800 86,700 90,800 83,200 80,600 78,300 72,100
24 71,900 67,200 68,800 62,700 78,700 84,600 86,200 90,200 84,200 80,400 79,600 71,400
25 71,200 67,400 70,000 62,500 79,000 86,300 86,700 90,000 82,000 81,600 80,100 69,000
26 71,700 66,600 70,400 64,600 78,100 85,400 87,200 89,500 80,000 82,000 79,200 69,500
27 72,100 68,000 69,800 67,100 77,600 84,500 89,300 88,000 81,500 82,000 77,800 68,400
28 70,700 67,300 69,100 65,300 76,500 85,700 87,800 87,100 82,200 81,600 76,400 67,900
29 70,700 68,700 69,000 67,400 77,200 88,600 89,100 87,700 81,400 80,800 76,000 69,300
30 70,900   68,300 66,900 76,800 86,900 88,500 88,000 82,000 78,900 75,700 70,400
31 70,800   66,800   76,400   86,900 87,300   79,200   70,700