EAGLE RIVER BASIN

09064600 EAGLE RIVER NEAR MINTURN, CO-Continued

WATER-QUALITY RECORDS

PERIOD OF RECORD.--July 2002 to current year. For a complete listing of historical data available for this site, see
http://waterdata.usgs.gov/co/nwis/inventory/?site_no=09064600

PERIOD OF DAILY RECORD.--WATER TEMPERATURE: July 2002 to current year.

INSTRUMENTATION.--Water-temperature sensor with satellite telemetry since July 2002.

REMARKS.--Daily water temperature records are poor. Additional water-quality data were collected and are published in the "Eagle River
Watershed Retrospective Assessment Program" section of this report.

EXTREMES FOR PERIOD OF DAILY RECORD.--WATER TEMPERATURE: Maximum recorded, 20.5°C July 24, 2002; minimum,
0.0°C on many days during winter months.

EXTREMES FOR CURRENT YEAR.--WATER TEMPERATURE: Maximum, 18.8°C, Aug. 10; minimum, 0.0°C, on several days.

MISCELLANEOUS FIELD MEASUREMENTS, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003

Date	Time	Instan- taneous dis- charge, cfs (00061)	Specif. conduc- tance, wat unf uS/cm 25 degC (00095)	Temper- ature, water, deg C (00010)		Date	Time	Instan- taneous dis- charge, cfs (00061)	Specif. conduc- tance, wat unf uS/cm 25 degC (00095)	Temper- ature, water, deg C (00010)
OCT						MAY
02...	1525	53	120	10.5		30...	1425	907	85	8.5
NOV						JUN
18...	1550	39	140	0.0		10...	1620	503	119	10.1
JAN						JUL
16...	1645	24	189	0.0		01...	1745	200	135	14.9
APR						AUG
03...	1655	42	170	2.8		07...	0845	56	188	11.5

Temperature, water, degrees Celsius 

WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002

DAY	MAX	MIN	MEAN	MAX	MIN	MEAN	MAX	MIN	MEAN	MAX	MIN	MEAN
	JUNE			JULY			AUGUST			SEPTEMBER
1	---	---	---	---	---	---	15.8	12.7	14.2	13.8	9.7	12.0
2	---	---	---	---	---	---	15.8	12.1	13.9	15.5	9.2	12.3
3	---	---	---	---	---	---	16.7	13.4	14.9	13.3	10.6	12.2
4	---	---	---	---	---	---	16.6	12.8	15.0	14.1	10.0	12.0
5	---	---	---	---	---	---	16.4	13.7	15.1	13.9	9.2	11.6
6	---	---	---	---	---	---	16.5	13.2	14.9	12.9	10.2	11.8
7	---	---	---	---	---	---	16.2	12.6	14.5	13.6	10.7	12.1
8	---	---	---	---	---	---	16.5	11.5	14.0	15.2	11.1	12.9
9	---	---	---	---	---	---	16.9	11.5	14.1	13.9	12.2	13.0
10	---	---	---	---	---	---	16.8	10.1	13.5	14.2	11.6	12.8
11	---	---	---	---	---	---	16.6	10.4	13.6	13.2	11.5	12.5
12	---	---	---	---	---	---	16.0	10.4	13.4	13.5	11.4	12.3
13	---	---	---	---	---	---	16.1	11.8	14.0	12.3	10.2	11.2
14	---	---	---	---	---	---	16.5	11.2	13.8	13.2	8.5	10.8
15	---	---	---	---	---	---	16.7	11.0	13.9	13.5	8.8	11.1
16	---	---	---	---	---	---	17.0	11.2	14.1	12.6	9.2	10.9
17	---	---	---	---	---	---	16.7	11.7	14.3	12.0	9.8	10.9
18	---	---	---	---	---	---	16.4	11.9	14.2	11.2	9.5	10.2
19	---	---	---	---	---	---	15.6	12.0	13.9	10.2	8.9	9.6
20	---	---	---	---	---	---	15.2	13.1	14.0	11.1	8.1	9.6
21	---	---	---	---	---	---	14.5	12.0	13.2	11.2	8.1	9.7
22	---	---	---	---	---	---	15.3	10.4	12.6	11.1	8.6	9.9
23	---	---	---	---	---	---	14.7	10.3	12.5	10.8	7.9	9.4
24	---	---	---	20.5	11.2	15.6	16.2	10.6	13.3	10.7	7.8	9.3
25	---	---	---	16.3	13.5	14.9	15.7	9.6	12.7	10.6	7.8	9.2
26	---	---	---	18.0	11.8	14.6	15.1	10.0	12.8	10.4	8.8	9.7
27	---	---	---	17.1	11.1	14.0	16.2	10.6	13.3	9.6	7.7	8.4
28	---	---	---	17.7	11.9	14.6	15.3	11.6	13.4	8.8	7.1	8.0
29	---	---	---	18.8	9.3	14.1	13.3	11.5	12.5	9.3	7.6	8.4
30	---	---	---	18.3	11.8	15.0	14.2	9.3	11.8	9.9	8.0	8.8
31	---	---	---	17.5	12.1	15.0	13.7	9.7	12.0	---	---	---
MONTH	---	---	---	---	---	---	17.0	9.3	13.7	15.5	7.1	10.8

Temperature, water, degrees Celsius 

WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003

DAY	MAX	MIN	MEAN	MAX	MIN	MEAN	MAX	MIN	MEAN	MAX	MIN	MEAN
	OCTOBER			NOVEMBER			DECEMBER			JANUARY
1	9.5	7.4	8.6	3.3	1.8	2.6	0.2	0.2	0.2	0.2	0.1	0.2
2	9.6	7.9	8.8	3.2	1.9	2.5	0.2	0.2	0.2	0.2	0.1	0.2
3	8.9	7.4	8.0	1.9	1.2	1.4	0.2	0.2	0.2	0.2	0.1	0.2
4	7.4	6.5	7.0	1.2	1.0	1.1	0.2	0.2	0.2	0.2	0.1	0.2
5	7.5	6.6	7.1	1.4	0.9	1.1	0.2	0.2	0.2	0.2	0.1	0.2
6	7.9	5.9	6.9	1.1	0.8	0.9	0.2	0.2	0.2	0.2	0.1	0.2
7	8.0	5.7	6.9	0.9	0.8	0.8	0.2	0.2	0.2	0.2	0.1	0.2
8	8.0	5.9	7.1	1.1	0.8	0.8	0.2	0.2	0.2	0.2	0.1	0.2
9	7.9	6.0	7.0	1.1	0.8	0.9	0.2	0.2	0.2	0.2	0.1	0.2
10	7.6	5.5	6.7	0.8	0.7	0.7	0.2	0.2	0.2	0.2	0.1	0.1
11	7.5	5.7	6.8	0.7	0.7	0.7	0.2	0.1	0.2	0.2	0.1	0.1
12	7.3	5.7	6.6	0.7	0.6	0.7	0.2	0.1	0.2	0.2	0.1	0.1
13	6.2	4.0	5.2	0.7	0.6	0.7	0.2	0.1	0.2	0.2	0.1	0.1
14	5.9	3.8	4.9	0.7	0.6	0.7	0.2	0.1	0.1	0.2	0.1	0.1
15	5.7	3.7	4.8	0.7	0.6	0.7	0.2	0.1	0.1	0.2	0.1	0.1
16	5.6	3.6	4.7	0.7	0.6	0.6	0.2	0.1	0.2	0.2	0.1	0.1
17	5.5	3.4	4.5	0.6	0.5	0.6	0.2	0.1	0.2	0.2	0.1	0.1
18	5.5	3.2	4.4	0.6	0.5	0.5	0.2	0.1	0.2	0.2	0.1	0.1
19	5.3	3.1	4.2	0.6	0.0	0.2	0.2	0.1	0.2	0.2	0.1	0.1
20	4.6	2.7	3.8	0.2	0.0	0.1	0.2	0.1	0.2	0.2	0.1	0.1
21	4.7	2.6	3.7	0.2	0.1	0.1	0.2	0.1	0.2	0.2	0.1	0.1
22	4.6	2.9	3.8	0.3	0.1	0.2	0.2	0.1	0.2	0.2	0.1	0.1
23	5.3	4.2	4.7	0.2	0.2	0.2	0.2	0.1	0.2	0.2	0.1	0.1
24	4.9	4.4	4.6	0.3	0.2	0.2	0.2	0.1	0.2	0.2	0.1	0.1
25	4.5	3.4	4.0	0.3	0.2	0.2	0.2	0.2	0.2	0.1	0.1	0.1
26	4.2	2.5	3.5	0.3	0.2	0.2	0.2	0.2	0.2	0.2	0.1	0.1
27	4.6	3.5	4.0	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.1	0.1
28	4.7	3.8	4.2	0.2	0.2	0.2	0.2	0.1	0.2	0.2	0.1	0.1
29	4.1	2.7	3.4	0.2	0.2	0.2	0.2	0.1	0.2	0.2	0.1	0.1
30	2.7	1.6	2.2	0.2	0.2	0.2	0.2	0.1	0.2	0.1	0.1	0.1
31	2.8	1.4	2.1	---	---	---	0.2	0.1	0.2	0.2	0.1	0.1
MONTH	9.6	1.4	5.3	3.3	0.0	0.7	0.2	0.1	0.2	0.2	0.1	0.1
	FEBRUARY			MARCH			APRIL			MAY
1	0.2	0.1	0.2	0.1	0.1	0.1	4.0	0.8	2.2	6.6	2.2	4.4
2	0.3	0.1	0.2	0.1	0.1	0.1	4.0	0.9	2.3	6.7	2.7	4.8
3	0.2	0.1	0.1	0.1	0.0	0.1	2.9	1.3	2.1	8.5	3.5	6.0
4	0.1	0.1	0.1	0.1	0.1	0.1	1.8	0.8	1.3	6.4	2.9	4.6
5	0.1	0.1	0.1	0.1	0.0	0.1	1.5	0.6	1.0	5.5	2.9	4.1
6	0.1	0.1	0.1	0.1	0.0	0.1	1.3	0.6	0.9	7.2	2.4	4.8
7	0.2	0.1	0.1	0.1	0.1	0.1	2.1	0.6	1.2	7.1	3.3	5.2
8	0.2	0.1	0.1	0.1	0.0	0.1	2.8	0.7	1.5	7.1	3.9	5.4
9	0.1	0.1	0.1	0.2	0.0	0.1	3.8	1.0	2.2	7.6	4.3	5.8
10	0.1	0.1	0.1	0.6	0.0	0.3	4.1	1.4	2.7	6.1	3.6	4.9
11	0.1	0.1	0.1	1.1	0.3	0.5	4.0	1.8	2.7	7.7	2.1	4.9
12	0.1	0.1	0.1	1.6	0.3	0.8	4.0	1.6	2.4	10.6	3.3	6.7
13	0.1	0.1	0.1	2.2	0.2	0.9	7.2	0.3	2.9	8.7	5.3	7.1
14	0.1	0.1	0.1	1.7	0.3	0.9	5.4	0.7	2.8	9.5	5.1	7.3
15	0.1	0.1	0.1	2.9	0.4	1.4	3.3	0.7	1.8	8.1	6.0	7.0
16	0.1	0.1	0.1	1.8	0.8	1.3	6.7	0.6	3.0	9.2	5.9	7.4
17	0.1	0.1	0.1	1.9	0.5	1.0	5.7	1.1	3.4	9.4	4.9	7.4
18	0.1	0.1	0.1	0.9	0.3	0.5	4.9	1.5	3.0	7.9	5.8	6.9
19	0.1	0.1	0.1	2.0	0.3	0.9	5.5	1.0	2.9	7.6	5.8	6.9
20	0.1	0.1	0.1	2.9	0.4	1.4	7.7	1.9	4.2	7.3	5.9	6.7
21	0.1	0.1	0.1	3.4	1.1	2.0	6.7	2.3	4.3	7.8	5.7	6.8
22	0.1	0.1	0.1	4.1	0.9	2.2	8.0	3.5	5.1	8.4	6.0	7.3
23	0.1	0.1	0.1	4.0	0.9	2.3	4.8	0.0	2.0	8.0	6.4	7.2
24	0.1	0.1	0.1	2.2	1.2	1.5	3.7	0.0	1.5	10.0	5.8	7.5
25	0.1	0.1	0.1	3.7	0.6	1.9	9.2	0.8	4.5	8.8	5.0	7.0
26	0.1	0.1	0.1	2.6	1.0	1.7	9.3	2.6	5.7	9.8	4.3	7.0
27	0.1	0.1	0.1	1.3	0.6	0.9	8.3	3.0	5.7	11.4	5.0	7.9
28	0.1	0.1	0.1	1.4	0.4	0.8	7.4	2.9	5.3	11.2	4.8	7.9
29	---	---	---	0.6	0.3	0.5	8.0	2.8	5.4	10.9	5.0	7.9
30	---	---	---	0.6	0.2	0.4	6.9	3.3	5.2	8.8	5.1	7.0
31	---	---	---	4.0	0.3	1.6	---	---	---	9.7	4.7	6.9
MONTH	0.3	0.1	0.1	4.1	0.0	0.9	9.3	0.0	3.0	11.4	2.1	6.4
	JUNE			JULY			AUGUST			SEPTEMBER
1	8.6	5.1	6.6	15.0	8.9	11.6	17.1	11.3	14.2	15.9	8.7	12.2
2	9.6	4.0	6.7	15.2	8.1	11.7	18.2	11.2	14.6	15.3	9.0	12.2
3	10.2	4.4	7.1	15.2	8.6	12.0	16.9	13.1	14.8	14.6	10.1	12.2
4	9.3	4.4	6.9	15.4	8.6	12.1	17.1	12.1	14.4	16.0	8.6	12.0
5	9.7	5.6	7.3	15.0	8.5	11.9	17.2	11.0	14.2	13.9	9.8	12.0
6	8.5	3.9	6.2	14.3	8.9	11.6	16.2	11.5	14.0	14.1	10.7	12.3
7	9.8	4.9	7.2	15.0	8.7	12.0	16.4	11.4	13.7	11.8	10.2	11.2
8	10.5	3.7	7.1	16.5	9.1	12.7	17.7	12.1	14.5	14.6	8.0	11.0
9	9.7	5.1	7.4	15.7	8.9	12.5	18.1	11.9	15.0	12.2	10.0	11.1
10	10.4	6.0	7.8	16.2	8.6	12.4	18.8	11.9	15.3	11.3	7.8	9.5
11	10.2	5.2	7.7	15.2	8.7	12.1	17.7	12.5	14.7	9.8	7.7	8.5
12	9.9	5.2	7.7	15.7	9.3	12.4	18.5	11.4	14.4	12.1	6.3	9.1
13	9.2	6.1	7.6	15.8	9.7	12.9	18.3	11.2	14.2	10.0	7.1	9.1
14	11.7	5.3	8.4	16.2	9.7	13.1	18.2	10.8	14.3	10.5	4.2	7.2
15	12.4	6.1	9.1	14.6	10.4	12.6	17.6	10.9	14.0	11.3	4.3	7.6
16	9.3	6.7	8.1	15.0	10.1	12.7	15.3	11.4	13.3	12.6	5.5	8.7
17	11.4	5.4	8.3	17.4	10.6	13.8	13.5	11.1	12.2	13.2	7.1	9.5
18	10.7	6.4	8.6	17.8	11.5	14.4	13.7	10.4	12.1	11.1	5.4	8.0
19	9.5	6.3	8.1	17.6	11.6	14.6	15.2	9.2	12.1	11.0	3.9	7.4
20	10.1	6.6	8.3	18.0	12.3	15.1	16.8	9.4	12.9	10.8	4.7	7.8
21	12.2	5.4	8.6	18.5	11.6	14.9	15.4	10.7	13.2	11.1	4.6	7.7
22	12.0	6.0	9.0	17.5	11.7	14.7	15.5	11.3	13.3	11.4	4.1	7.6
23	12.7	6.3	9.5	17.4	12.0	14.5	15.5	11.2	13.1	11.8	4.4	7.9
24	11.9	6.3	9.2	17.5	11.4	14.5	16.2	11.2	13.6	11.7	4.7	8.0
25	10.8	7.0	9.0	16.9	12.2	14.3	15.0	12.1	13.5	11.3	4.5	7.7
26	12.7	6.0	9.3	17.8	11.5	14.3	15.9	10.6	13.3	11.7	4.6	8.0
27	13.3	6.4	9.9	17.7	12.9	15.0	15.0	11.6	13.4	12.0	5.1	8.4
28	13.5	7.1	10.4	17.9	11.7	14.8	17.3	11.7	14.2	12.1	5.4	8.7
29	13.7	7.9	10.8	17.5	12.3	14.6	16.5	10.8	13.6	12.1	5.7	8.8
30	13.4	8.4	11.1	17.8	11.1	14.3	15.0	11.3	12.7	12.3	7.3	9.5
31	---	---	---	16.8	11.6	14.1	14.7	9.8	12.1	---	---	---
MONTH	13.7	3.7	8.3	18.5	8.1	13.4	18.8	9.2	13.7	16.0	3.9	9.4
YEAR	18.8	0.0	5.2