Site ID:

99

Lat.

62.1286

USA

Alaska

River:

Susitna

Long.

-150.1224

Site name:

Montana

Contributing area:

28903

km2

Ratio to Calibrating Station:

0.92

Latest measurement:

8-Sep-08

Mean annual runoff:

246

mm

(2003-2007)

Hydrologic status:

2

Normal flow

Total runoff this year:

174

mm

Latest M/C ratio:

1.11

Seven day total:

1

mm

Estimated current discharge:

m3/sec

Percent of mean 7-day total:

99.0

%

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

Ice-cover determination:

Not applicable

5 yr recurrence flood:

327

m3/sec

(from Log Pearson III analysis)

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

323

m3/sec

(from Gumbel Extreme Value analysis)

Ground Station Information:

#    USGS 15292000 SUSITNA R AT GOLD CREEK AK

Contributing Area:

12090

sq mi

31313

sq km

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

Notes:

Irrigation-related maximums in May-June not included in calibration to discharge; satellite-based river discharge and runoff for this month may be overestimated.

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

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

Annual

Runoff

(mm)