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USGS Surface-Water Daily Statistics for the Nation

The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 02315920 ALAPAHA RIVER AT GA 125/32 NEAR IRWINVILLE, GA


Irwin County, Georgia
Hydrologic Unit Code 03110202
Latitude  31°37'51.9", Longitude  83°25'04.2" NAD83
Drainage area 430  square miles
Contributing drainage area 430  square miles
Gage datum 262.05 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 2009-10-01 -> 2024-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 487 614 909 222 268 187 45 77 74 10 15 41
2 534 689 727 242 240 178 47 66 72 7.9 13 85
3 658 669 594 253 237 145 53 73 75 8.7 12 191
4 663 604 554 252 292 120 86 91 80 9.9 11 438
5 659 573 734 245 507 109 103 94 61 7.8 11 518
6 712 576 1,200 253 535 82 126 87 54 6.6 11 406
7 744 617 1,420 305 472 67 113 133 42 5.7 10 294
8 712 800 1,050 478 359 59 103 209 31 34 11 220
9 592 920 713 669 256 89 94 196 25 85 12 179
10 492 897 607 696 174 102 98 201 20 51 38 169
11 435 824 583 588 115 108 74 183 21 37 75 169
12 414 849 601 480 78 90 57 153 32 47 88 165
13 434 1,070 520 377 56 81 50 131 30 63 81 178
14 454 1,350 441 293 42 75 44 122 36 55 68 211
15 453 1,540 384 271 82 46 54 103 38 42 76 402
16 462 1,420 364 244 177 30 92 82 49 31 113 637
17 489 1,190 367 243 221 21 91 106 67 43 203 707
18 513 944 389 265 206 20 110 216 88 49 246 694
19 545 776 423 339 162 25 144 332 89 44 221 600
20 582 639 427 461 119 36 159 390 94 36 175 557
21 615 552 403 594 82 47 146 563 88 29 132 570
22 842 518 373 590 59 108 114 597 79 22 104 544
23 1,150 501 360 553 54 237 118 562 69 21 84 492
24 1,310 609 347 558 50 236 175 442 55 18 69 484
25 1,230 761 324 585 49 189 207 316 42 13 57 585
26 1,060 954 295 552 62 133 166 224 34 9.5 48 692
27 924 1,070 288 538 58 93 135 161 31 7.2 44 712
28 790 1,060 308 489 54 66 119 125 25 15 42 648
29 655 824 287 403 70 54 111 94 20 23 42 570
30 570   250 327 117 47 95 77 15 19 41 500
31 559   225   165   84 72   16   487