Site ID: 2334 Lat. -12.7187 Australia Northern Territory
River: South Alligator Long. 132.5239
Site name: Munmarlary Contributing area: 10102 km2 Ratio to Comparison Station: 0.36
Latest measurement: 6-Sep-11 Mean annual runoff: 1632 mm (2003-2009)
Hydrologic status: 2 Normal flow Total runoff this year (2010): 1936.3 mm
Latest M/C ratio: 1.28 Seven day total: 48.3 mm
Estimated current discharge: 712 m3/sec Percent of mean 7-day total: 406.6 % (today's value compared to mean for same period, 2003-2009)
5 yr recurrence flood: 4453 m3/sec (from Log Pearson III analysis)
Status Codes:  1 = Low flow or ice, 2 = Normal flow, 3 = Flood, 4 = Major Flood 4378 m3/sec (from Gumbel Extreme Value analysis)
Comparison Station Information:  Boluo (2186950)           Contributing Area:   sq mi 28239 sq km
(Data from this gaging station are used for the calibration to discharge, with an adjustment for different contributing areas)
Notes: Final calibration to discharge has not yet been accomplished.
Discharge and runoff, based on satellite remote sensing (NASA AMSR-E data)
(For U.S, sites, nearby ground station discharge may also be shown)
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
431 2002 no data no data no data no data no data no data no data 161.1 74.2 29.3 3.0 163.7
2022 2003 373.0 199.9 442.0 255.3 147.5 67.7 131.1 165.8 92.9 29.3 72.2 44.9
1424 2004 363.6 257.4 177.6 113.9 58.6 33.8 17.1 56.1 101.3 99.1 55.8 89.7
1596 2005 427.3 270.8 247.3 105.8 77.8 126.5 155.1 98.7 28.1 2.5 11.7 44.9
1477 2006 170.1 257.3 229.4 376.1 168.6 95.2 51.5 49.9 53.9 24.7 0.0 0.0
2123 2007 115.7 257.5 566.5 474.8 268.1 153.2 106.5 65.0 43.0 0.9 19.5 52.5
1808 2008 423.0 257.0 413.0 170.6 134.0 47.9 72.4 75.2 19.7 15.3 37.3 142.4
977 2009 190.0 213.3 199.5 79.1 22.4 26.8 48.9 62.4 37.7 1.0 3.1 93.0
1936 2010 361.3 225.9 307.5 181.1 82.9 65.0 51.0 61.6 67.2 104.0 150.7 278.0
Mean Annual Runoff (mm): 1632 Standard Deviation: 6.4
Trend in Annual Runoff (slope):  -73
Discharge is estimated via a rating equation directly from the remote sensing data (M/C ratio) shown below.
Green line records upwelling microwave emission from within 5 km radius of a calbration land target. 
Explanation:   Blue line is emission from within 5 km radius of the measurement target centered over the river.
Brown line is their ratio (M/C; "HR" in Brakenridge et al 2007; scale on right) and is used to estimate river discharge via a rating equation.
Rating equations are being developed and applied on an individual basis using available ground-based discharge information.
GoogleEarth View of Measurement Site
Return
Estimated
Disharge
Data
Date m3/sec
22-Jul-02 809
23-Jul-02 809
24-Jul-02 809
25-Jul-02 1113
26-Jul-02 972
27-Jul-02 880
28-Jul-02 933
29-Jul-02 850
30-Jul-02 886
31-Jul-02 956
1-Aug-02 817
2-Aug-02 817
3-Aug-02
4-Aug-02
5-Aug-02
6-Aug-02
7-Aug-02
8-Aug-02
9-Aug-02
10-Aug-02 1013
11-Aug-02 1014
12-Aug-02 825
13-Aug-02 823
14-Aug-02 761
15-Aug-02 785
16-Aug-02 941
17-Aug-02 979
18-Aug-02 979
19-Aug-02 842
20-Aug-02 782
21-Aug-02 720
22-Aug-02 648
23-Aug-02 578
24-Aug-02 732
25-Aug-02 732
26-Aug-02 795
27-Aug-02 832
28-Aug-02 586
29-Aug-02 636
30-Aug-02 636
31-Aug-02 560
1-Sep-02 748
2-Sep-02 638
3-Sep-02 638
4-Sep-02 488
5-Sep-02 351
6-Sep-02 230
7-Sep-02 380
8-Sep-02 377
9-Sep-02 436
10-Sep-02 436
11-Sep-02 338
12-Sep-02 293
13-Sep-02 344
14-Sep-02 344
15-Sep-02 200
16-Sep-02
17-Sep-02
18-Sep-02
19-Sep-02
20-Sep-02
21-Sep-02 337
22-Sep-02 337
23-Sep-02 286
24-Sep-02 286
25-Sep-02 202
26-Sep-02 202
27-Sep-02 76
28-Sep-02 184
29-Sep-02 235
30-Sep-02 289
1-Oct-02 399
2-Oct-02 374
3-Oct-02 400
4-Oct-02 136
5-Oct-02 136
6-Oct-02 28
7-Oct-02 86
8-Oct-02 161
9-Oct-02 88
10-Oct-02 74
11-Oct-02 40
12-Oct-02 40
13-Oct-02 79
14-Oct-02 134
15-Oct-02 181
16-Oct-02 69
17-Oct-02 85
18-Oct-02 45
19-Oct-02 3
20-Oct-02 177
21-Oct-02 177
22-Oct-02 191
23-Oct-02 139
24-Oct-02 90
25-Oct-02 3
26-Oct-02 3
27-Oct-02 3
28-Oct-02 3
29-Oct-02 75
30-Oct-02 3
31-Oct-02 3
1-Nov-02 3
2-Nov-02 3
3-Nov-02 3
4-Nov-02 3
5-Nov-02 3
6-Nov-02 3
7-Nov-02 3
8-Nov-02 3
9-Nov-02 3
10-Nov-02 3
11-Nov-02 3
12-Nov-02 3
13-Nov-02 3
14-Nov-02 3
15-Nov-02 3
16-Nov-02 3
17-Nov-02 3
18-Nov-02 3
19-Nov-02 3
20-Nov-02 3
21-Nov-02 3
22-Nov-02 3
23-Nov-02 3
24-Nov-02 3
25-Nov-02 3
26-Nov-02 3
27-Nov-02 3
28-Nov-02 3
29-Nov-02 3
30-Nov-02 260
1-Dec-02 521
2-Dec-02 554
3-Dec-02 621
4-Dec-02 776
5-Dec-02 677
6-Dec-02 818
7-Dec-02 695
8-Dec-02 695
9-Dec-02 856
10-Dec-02 908
11-Dec-02 1093
12-Dec-02 854
13-Dec-02 717
14-Dec-02 560
15-Dec-02 560
16-Dec-02 452
17-Dec-02 600
18-Dec-02 449
19-Dec-02 456
20-Dec-02 525
21-Dec-02 313
22-Dec-02 362
23-Dec-02 448
24-Dec-02 448
25-Dec-02 225
26-Dec-02 437
27-Dec-02 344
28-Dec-02 530
29-Dec-02 986
30-Dec-02 829
31-Dec-02 829
1-Jan-03 652
2-Jan-03 1193
3-Jan-03 1352
4-Jan-03 1134
5-Jan-03 1134
6-Jan-03 836
7-Jan-03 757
8-Jan-03 919
9-Jan-03 919
10-Jan-03 1368
11-Jan-03 1760
12-Jan-03 2161
13-Jan-03 2094
14-Jan-03 2301
15-Jan-03 1725
16-Jan-03 1725
17-Jan-03 1433
18-Jan-03 1411
19-Jan-03 886
20-Jan-03 1172
21-Jan-03 1112
22-Jan-03 1339
23-Jan-03 2105
24-Jan-03 1906
25-Jan-03 1906
26-Jan-03 1550
27-Jan-03 1547
28-Jan-03 1450
29-Jan-03 1260
30-Jan-03 1218
31-Jan-03 1286
1-Feb-03 1286
2-Feb-03 1836
3-Feb-03 1636
4-Feb-03 1254
5-Feb-03 1282
6-Feb-03 1082
7-Feb-03 989
8-Feb-03 1373
9-Feb-03 924
10-Feb-03 924
11-Feb-03 505
12-Feb-03 503
13-Feb-03 305
14-Feb-03 444
15-Feb-03 618
16-Feb-03 414
17-Feb-03 414
18-Feb-03 242
19-Feb-03 544
20-Feb-03 779
21-Feb-03 485
22-Feb-03 532
23-Feb-03 398
24-Feb-03 224
25-Feb-03 1021
26-Feb-03 1021
27-Feb-03 1069
28-Feb-03 1268
1-Mar-03 1255
2-Mar-03 1331
3-Mar-03 1602
4-Mar-03 2171
5-Mar-03 2171
6-Mar-03 2287
7-Mar-03 2287
8-Mar-03 1692
9-Mar-03 1793
10-Mar-03 1844
11-Mar-03 1256
12-Mar-03 1056
13-Mar-03 1346
14-Mar-03 1346
15-Mar-03 2378
16-Mar-03 2474
17-Mar-03 2400
18-Mar-03 2281
19-Mar-03 2358
20-Mar-03 2023
21-Mar-03 2023
22-Mar-03 1155
23-Mar-03 1106
24-Mar-03 864
25-Mar-03 842
26-Mar-03 1049
27-Mar-03 1310
28-Mar-03 1377
29-Mar-03 1646
30-Mar-03 1646
31-Mar-03 1316