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USGS Daily Statistics for the Nation

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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 15214000 COPPER R AT MILLION DOLLAR BRIDGE NR CORDOVA AK


Chugach Census Area County, Alaska
Hydrologic Unit Code 190201041207
Latitude  60°40'18", Longitude 144°44'41" NAD27
Drainage area 24,030.0  square miles
Gage datum 128.0 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 1987-10-01 -> 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 9,400 7,970 7,800 8,340 24,300 99,300 184,000 192,000 134,000 62,900 22,200 13,800
2 9,360 7,960 7,810 8,400 25,300 101,000 188,000 191,000 130,000 63,300 21,600 13,500
3 9,330 7,950 7,820 8,460 26,700 102,000 191,000 189,000 126,000 61,800 21,200 13,000
4 9,290 7,960 7,810 8,510 28,200 105,000 191,000 189,000 123,000 59,500 20,800 13,100
5 9,240 7,940 7,820 8,660 30,300 108,000 191,000 189,000 121,000 56,300 20,100 13,100
6 9,090 7,930 7,830 8,820 31,600 110,000 193,000 193,000 122,000 53,600 19,900 12,900
7 9,040 7,920 7,800 8,850 32,200 113,000 198,000 195,000 127,000 50,700 20,000 12,800
8 9,010 7,920 7,790 8,940 32,900 116,000 202,000 198,000 125,000 50,500 19,500 12,800
9 8,980 7,920 7,780 9,020 34,400 118,000 204,000 198,000 125,000 50,400 18,600 13,000
10 8,940 7,900 7,780 9,170 37,200 122,000 200,000 192,000 126,000 58,300 17,500 12,800
11 8,820 7,920 7,770 9,360 39,500 128,000 198,000 188,000 125,000 65,500 17,300 12,200
12 8,790 7,890 7,770 9,590 41,700 131,000 196,000 188,000 123,000 59,100 17,000 11,800
13 8,750 7,810 7,770 9,750 43,300 135,000 193,000 190,000 119,000 49,900 16,900 11,500
14 8,720 7,810 7,770 9,950 44,800 137,000 192,000 191,000 115,000 44,000 16,900 11,300
15 8,700 7,810 7,760 10,200 46,500 141,000 192,000 188,000 110,000 41,100 16,600 11,000
16 8,600 7,770 7,770 11,700 48,300 146,000 193,000 183,000 105,000 43,000 16,600 10,900
17 8,530 7,770 7,730 12,100 49,900 151,000 193,000 181,000 103,000 45,800 16,500 10,700
18 8,520 7,780 7,740 12,600 53,500 156,000 193,000 179,000 96,500 42,800 15,200 10,600
19 8,460 7,800 7,740 13,500 56,000 160,000 194,000 176,000 90,300 39,200 15,000 10,500
20 8,440 7,790 7,750 14,100 58,600 163,000 195,000 169,000 88,300 37,600 15,000 10,400
21 8,360 7,750 7,790 14,600 60,400 166,000 198,000 165,000 95,000 34,800 15,200 10,200
22 8,330 7,760 7,800 15,100 62,700 170,000 201,000 160,000 104,000 32,800 15,500 10,200
23 8,320 7,760 7,820 15,700 65,000 172,000 198,000 155,000 103,000 30,800 15,700 9,900
24 8,310 7,770 7,840 16,400 68,100 174,000 198,000 150,000 95,500 30,100 15,500 9,860
25 8,300 7,810 7,860 17,500 71,100 177,000 195,000 150,000 89,200 29,000 15,300 9,810
26 8,210 7,810 7,970 18,900 74,800 179,000 194,000 150,000 81,400 28,000 16,000 9,750
27 8,200 7,820 8,000 20,500 79,500 178,000 194,000 149,000 74,500 26,400 16,800 9,720
28 8,180 7,840 8,000 21,300 83,900 177,000 194,000 147,000 70,500 25,800 15,900 9,690
29 8,160 8,380 8,080 21,700 89,400 178,000 191,000 146,000 68,500 25,700 14,700 9,600
30 8,140   8,120 22,600 93,200 180,000 191,000 146,000 68,900 24,500 14,000 9,560
31 8,080   8,260   97,200   192,000 139,000   23,400   9,500