Site ID:

Lat.

48.4391

USA

North Dakota

River:

Red River (of the North)

Long.

-97.1365

Site name:

Drayton

Contributing area:

74595

km2

Ratio to Comparison Station:

0.83

Latest measurement:

10-Nov-09

Mean annual runoff:

(2003-2007)

Hydrologic status:

Normal flow

Total runoff this year:

Latest M/C ratio:

1.08

Seven day total:

Estimated current discharge:

147

m3/sec

Percent of mean 7-day total:

97.6

(today's value compared to mean for same period, 2003-2007)

Ice-cover determination:

5 yr recurrence flood:

1634

m3/sec

(from Log Pearson III analysis)

Status Codes: 1 = Low flow, 2 = Normal flow, 3 = Flood, 4 = Major Flood

1517

m3/sec

(from Gumbel Extreme Value analysis)

Comparison Station Information:

# USGS 05092000 RED RIVER OF THE NORTH AT DRAYTON, ND

Contributing Area:

34800

sq mi

90129

sq km

(Data from this gaging station are used for the calibration to discharge, with an adjustment for different contributing areas)

Notes:

Rating equation is based on comparison of 4-day running means.

Discharge and runoff, based on satellite remote sensing (NASA AMSR-E data)

(For U.S, sites, nearby ground station discharge may also be shown)

2008-Present

2002-Present

Annual

Monthly Total Runoff (mm), computed from above satellite-based discharge data

Runoff

(mm)

Jan

Feb

Mar

April

May

June

July

Aug

Sept

Oct

Nov

Dec

2002

no data

5.7

6.4

4.3

2.2

1.2

2003

-0.1

-0.5

0.7

6.3

6.8

10.8

5.6

5.4

3.3

3.5

1.4

3.4

2004

0.2

-0.3

3.3

19.5

3.9

4.8

5.0

3.2

4.0

3.9

3.6

0.7

2005

0.1

-0.4

0.4

10.0

9.0

23.4

2.6

5.1

4.8

6.1

3.6

0.0

100

2006

2.3

2.4

2.0

47.4

21.4

3.9

4.0

5.6

6.2

4.5

0.0

2007

-0.4

-0.2

5.0

11.6

9.8

13.7

8.4

6.7

5.4

6.0

4.5

3.1

2008

2.4

0.2

0.1

2.8

5.2

6.1

6.2

6.1

5.8

4.7

3.9

2.3