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Water-Year Summary for Site USGS 09070500

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Available Parameters
00060 Discharge(Mean)  

Water year 2020: 2019-10-01 to 2020-09-30
 

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USGS Water-Year Summary 2020
09070500 COLORADO RIVER NEAR DOTSERO, CO
LOCATION - Lat 39°38'40.60", long 107°04'40.85" referenced to North American Datum of 1983, in NW 1/4 SE 1/4 sec.06, T.5 S., R.86 W., Eagle County, CO, Hydrologic Unit 14010001, on right bank about 100 ft south of Interstate Highway 70, 1.5 mi west of Dotsero, and 1.5 mi downstream from Eagle River.
DRAINAGE AREA - 4,390 mi².
REVISIONS HISTORY - WDR-US-2011: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1940 to current year.
GAGE - Water-stage recorder with satellite telemetry and two crest-stage gages. Elevation of gage is 6,130 ft above NGVD of 1929, from topographic map. Prior to Oct. 5, 2007, gage located on left bank 80 ft upstream at same datum.
REMARKS - Water year 2014; records good except for estimated daily discharges, which are poor. Water year 2015; records good except for estimated daily discharges, which are poor. Water year 2016; records good except for estimated daily discharges, which are poor. Water year 2017; records good except for estimated daily discharges, which are poor. Water year 2018; records good except for estimated daily discharges, which are poor. Water year 2019; records good except for estimated daily discharges, which are poor. Water year 2020; records good except for estimated daily discharges, which are poor. Natural flow of stream affected by transmountain diversions, storage reservoirs, power development, diversions for irrigation of about 68,000 acres upstream from station, and return flow from irrigated areas.
Water-Data Report 2020
09070500 COLORADO RIVER NEAR DOTSERO, CO -- Continued
DISCHARGE, CUBIC FEET PER SECOND
YEAR 2019-10-01 to 2020-09-30
DAILY MEAN VALUES
[e, Value has been estimated.]
Day Oct
 2019
11,540
21,500
31,520
41,540
51,520
61,530
71,530
81,520
91,520
101,500
111,500
121,490
131,480
141,470
151,470
161,460
171,470
181,480
191,500
201,500
211,490
221,500
231,510
241,570
251,550
261,510
271,520
281,520
291,540
301,520
31e1,340
Total46,610
Mean1,504
Max1570
Min1340
Ac-ft92,450
Day Nov
2019
1e1,280
21,250
31,170
41,150
51,170
61,150
71,120
81,120
91,100
101,090
111,100
121,030
13993
14996
151,030
161,030
171,030
181,030
191,040
201,030
211,050
221,070
231,020
24970
25957
26982
27e847
28e874
29e941
30e937
 -- 
Total31,560
Mean1,052
Max1280
Min847
Ac-ft62,590
Day Dec
2019
1e772
2e740
3e946
4e964
5e965
6974
7938
8932
9964
10914
11865
12885
13976
14963
15e785
16e658
17e518
18e442
19e571
20e790
21e850
22e879
23e915
24e970
25e997
26e984
27e923
28e835
29e711
30e646
31e594
Total25,870
Mean834
Max997
Min442
Ac-ft51,300
Day Jan
2020
1e600
2e773
3e825
4e807
5e818
6e831
7e841
8e840
9e807
10e745
11e659
12e621
13e672
14e779
15e783
16e782
17e714
18e652
19e647
20e652
21e712
22e789
23e805
24e806
25e805
26e781
27e744
28e722
29e675
30e670
31e668
Total23,030
Mean743
Max841
Min600
Ac-ft45,670
Day Feb
2020
1e670
2e673
3e651
4e576
5e629
6e718
7e802
8e869
9905
10838
11e829
12e824
13e836
14e838
15e872
16e887
17873
18835
19796
20e750
21e686
22e738
23e792
24788
25e756
26e676
27e723
28e777
29e773
 -- 
 -- 
Total22,380
Mean772
Max905
Min576
Ac-ft44,390
Day Mar
2020
1e785
2e823
3e839
4e814
5e821
6e820
7e837
8e881
9e932
10e965
11964
12996
131,040
141,020
15979
16989
17998
18992
191,030
201,000
21942
22912
23909
24872
25953
261,060
271,080
281,090
291,030
30997
31987
Total29,360
Mean947
Max1090
Min785
Ac-ft58,230
Day Apr
2020
11,010
21,080
31,120
41,100
51,090
61,100
71,160
81,240
91,320
101,420
111,490
121,550
131,500
141,330
151,260
161,260
171,320
181,320
191,370
201,390
211,400
221,370
231,360
241,470
251,520
261,530
271,610
281,830
292,190
302,510
 -- 
Total42,220
Mean1,407
Max2510
Min1010
Ac-ft83,740
Day May
2020
12,750
23,270
33,580
43,920
53,690
63,480
73,510
83,440
93,350
103,280
113,390
123,800
133,960
144,120
154,150
164,120
174,250
184,600
195,200
205,580
215,560
225,050
234,780
244,450
254,130
263,810
273,700
284,030
294,490
305,310
316,640
Total129,399
Mean4,174
Max6640
Min2750
Ac-ft256,600
Day Jun
2020
17,420
27,680
37,500
46,970
56,100
65,710
75,580
84,780
94,430
104,010
113,590
123,280
133,330
143,370
153,370
163,030
172,870
182,750
192,680
202,600
212,510
222,380
232,380
242,330
252,390
262,660
272,850
282,820
292,760
302,650
 -- 
Total116,800
Mean3,893
Max7680
Min2330
Ac-ft231,600
Day Jul
2020
12,470
22,310
32,110
41,920
51,990
62,000
72,000
81,900
91,810
101,770
111,640
121,560
131,510
141,490
151,510
161,530
171,580
181,460
191,410
201,370
211,340
221,300
231,320
241,360
251,380
261,550
271,580
281,470
291,440
301,470
311,380
Total50,930
Mean1,643
Max2470
Min1300
Ac-ft101,000
Day Aug
2020
11,390
21,430
31,480
41,500
51,500
61,470
71,480
81,560
91,590
101,580
111,550
121,530
131,580
141,540
151,480
161,450
171,450
181,460
191,460
201,430
211,380
221,350
231,340
241,330
251,320
261,300
271,270
281,260
291,310
301,380
311,420
Total44,570
Mean1,438
Max1590
Min1260
Ac-ft88,400
Day Sep
2020
11,350
21,300
31,260
41,240
51,240
61,270
71,240
81,290
91,320
101,310
111,230
121,110
131,070
14989
15984
161,040
171,040
181,010
19998
201,030
211,040
221,040
231,070
241,100
251,130
261,200
271,210
281,210
291,230
301,160
 -- 
Total34,710
Mean1,157
Max1350
Min984
Ac-ft68,850
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1941 - 2020, BY WATER YEAR (WY)
Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep
Mean 1,247 1,056 921 882 893 1,029 1,818 4,675 6,247 3,105 1,706 1,344
Max 2,038 1,664 1,503 1,472 1,603 1,961 5,601 10,770 15,380 10,760 4,055 2,616
(WY) (1963) (1963) (1985) (1985) (1962) (1962) (1962) (1984) (2011) (2011) (1984) (1984)
Min 707 677 521 504 529 610 877 1,254 1,220 1,021 912 661
(WY) (2003) (1978) (1943) (1941) (1943) (1964) (2013) (2002) (2002) (1963) (2002) (2002)
Water-Data Report 2020
09070500 COLORADO RIVER NEAR DOTSERO, CO -- Continued
SUMMARY STATISTICS
Water Year 2020 Water Years 1941 - 2020
Annual total 597,400                   
Annual mean 1,632          2,079         
Highest annual mean           4,173          1984
Lowest annual mean           898.1        2002
Highest daily mean 7,680          Jun 02 20,800          May 25, 1984
Lowest daily mean 442.0        Dec 18 317.0        Dec 22, 2012
Annual 7-day minimum 648.1        Jan 30 417.1        Jan 13, 1944
Maximum peak flow 8,060a         Jun 02 22,200a         May 25, 1984
Maximum peak stage 7.93       Jun 02 14.20       May 25, 1984
Annual runoff (cfsm) 0.372      0.474     
Annual runoff (inches) 5.06       6.44      
10 percent exceeds 3,452          4,730         
50 percent exceeds 1,260          1,260         
90 percent exceeds 772.7        746.0       
a Discharge affected by Regulation or Diversion
USGS Water-data graph for site USGS 09070500