1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02176000 COMBAHEE RIVER NEAR YEMASSEE, S. C. SOURCE AGENCY USGS STATE 45 COUNTY 029 LATITUDE 324225 LONGITUDE 0804935 NAD27 DRAINAGE AREA 1100.00* CONTRIBUTING DRAINAGE AREA DATUM Date Processed: 2004-08-20 15:10 By mishealy APPROVED DD #1, , PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1950 TO SEPTEMBER 1951 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 --- --- --- --- --- --- --- --- 90 119 1300 55 2 --- --- --- --- --- --- --- --- 90 124 1300 64 3 --- --- --- --- --- --- --- --- 88 175 1140 77 4 --- --- --- --- --- --- --- --- 81 187 1110 70 5 --- --- --- --- --- --- --- --- 75 194 975 60 6 --- --- --- --- --- --- --- --- 72 167 740 58 7 --- --- --- --- --- --- --- --- 61 126 610 75 8 --- --- --- --- --- --- --- --- 80 103 524 67 9 --- --- --- --- --- --- --- --- 92 86 473 72 10 --- --- --- --- --- --- --- --- 98 74 424 78 11 --- --- --- --- --- --- --- --- 81 63 366 86 12 --- --- --- --- --- --- --- --- 64 56 293 87 13 --- --- --- --- --- --- --- --- 92 56 248 81 14 --- --- --- --- --- --- --- --- 107 59 219 78 15 --- --- --- --- --- --- --- --- 101 60 257 104 16 --- --- --- --- --- --- --- --- 112 75 257 129 17 --- --- --- --- --- --- --- --- 138 110 266 121 18 --- --- --- --- --- --- --- --- 150 160 266 146 19 --- --- --- --- --- --- --- --- 126 160 266 152 20 --- --- --- --- --- --- --- --- 123 140 257 157 21 --- --- --- --- --- --- --- --- 118 163 219 162 22 --- --- --- --- --- --- --- --- 111 175 187 160 23 --- --- --- --- --- --- --- --- 95 174 157 226 24 --- --- --- --- --- --- --- --- 93 163 119 311 25 --- --- --- --- --- --- --- --- 136 136 103 293 26 --- --- --- --- --- --- --- --- 175 225 99 266 27 --- --- --- --- --- --- --- --- 187 338 88 248 28 --- --- --- --- --- --- --- --- 174 348 86 228 29 --- --- --- --- --- --- --- --- 141 357 82 194 30 --- --- --- --- --- --- --- --- 123 493 67 165 31 --- --- --- --- --- --- --- --- --- 903 54 --- TOTAL --- --- --- --- --- --- --- --- 3274 5769 12552 4070 MEAN --- --- --- --- --- --- --- --- 109 186 405 136 MAX --- --- --- --- --- --- --- --- 187 903 1300 311 MIN --- --- --- --- --- --- --- --- 61 56 54 55 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02176000 COMBAHEE RIVER NEAR YEMASSEE, S. C. SOURCE AGENCY USGS STATE 45 COUNTY 029 LATITUDE 324225 LONGITUDE 0804935 NAD27 DRAINAGE AREA 1100.00* CONTRIBUTING DRAINAGE AREA DATUM Date Processed: 2004-08-20 15:10 By mishealy APPROVED DD #1, , PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1951 TO SEPTEMBER 1952 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 163 175 302 682 566 1700 2590 710 772 86 49 302 2 163 196 302 645 577 1600 2590 755 695 111 60 311 3 174 433 284 610 682 1510 2510 772 645 146 68 376 4 152 577 284 577 928 1510 2360 808 657 134 80 386 5 114 588 329 544 1050 1600 2220 808 634 129 80 366 6 96 555 348 493 1080 1650 2150 755 599 134 77 311 7 74 555 357 463 1140 1600 2030 657 566 153 80 257 8 72 493 357 443 1220 1650 1800 555 503 174 82 207 9 55 473 348 424 1340 1700 1600 453 424 196 134 170 10 51 473 348 404 1340 1700 1380 366 338 210 157 133 11 72 503 338 386 1180 1700 1180 320 311 198 155 121 12 68 513 348 376 1020 1650 1020 357 311 180 167 133 13 68 503 348 357 928 1560 905 329 311 160 174 107 14 84 483 395 348 885 1420 825 311 293 141 189 95 15 87 443 376 338 975 1340 740 311 266 141 194 88 16 75 414 395 329 1260 1300 645 311 266 138 198 82 17 63 395 395 329 1660 1300 599 338 266 141 194 90 18 51 366 395 338 2690 1220 544 376 257 141 182 92 19 41 329 414 320 3530 1180 503 404 230 121 158 98 20 37 302 433 329 3420 1110 463 503 239 111 124 88 21 38 275 483 329 3110 1050 433 588 217 106 96 146 22 48 275 513 338 2670 1050 395 566 192 95 90 248 23 61 284 534 376 2290 1050 366 534 175 74 81 424 24 92 284 555 424 2030 1080 338 534 158 64 129 544 25 103 293 577 453 1800 1220 348 534 140 55 145 682 26 95 311 622 443 1700 1340 395 524 128 43 163 740 27 111 320 682 433 1700 1380 473 473 114 48 212 682 28 129 320 740 433 1800 1600 544 424 116 51 196 634 29 140 329 772 493 1750 2290 588 395 99 52 129 622 30 146 320 755 544 --- 2590 657 453 88 49 61 577 31 162 --- 725 555 --- 2590 --- 622 --- 50 275 --- TOTAL 2885 11780 14054 13556 46321 47240 33191 15846 10010 3632 4179 9112 MEAN 93.1 393 453 437 1597 1524 1106 511 334 117 135 304 MAX 174 588 772 682 3530 2590 2590 808 772 210 275 740 MIN 37 175 284 320 566 1050 338 311 88 43 49 82 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02176000 COMBAHEE RIVER NEAR YEMASSEE, S. C. SOURCE AGENCY USGS STATE 45 COUNTY 029 LATITUDE 324225 LONGITUDE 0804935 NAD27 DRAINAGE AREA 1100.00* CONTRIBUTING DRAINAGE AREA DATUM Date Processed: 2004-08-20 15:10 By mishealy APPROVED DD #1, , PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1952 TO SEPTEMBER 1953 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 555 131 311 588 710 2430 1910 239 70 210 284 150 2 524 128 311 610 740 2750 1650 266 50 239 239 123 3 473 128 348 634 790 2930 1420 284 56 248 189 104 4 404 121 338 622 825 3020 1260 302 54 239 138 86 5 329 107 329 634 808 3020 1080 376 54 320 124 82 6 257 109 348 634 755 3020 905 386 58 357 129 96 7 203 104 329 634 740 3110 825 414 56 275 152 103 8 210 98 320 634 808 3110 740 443 63 191 179 101 9 414 98 320 610 928 3020 669 463 61 153 179 72 10 443 106 320 610 1000 2930 634 473 67 150 165 68 11 433 131 320 610 1110 2750 645 503 75 133 140 70 12 414 180 320 610 1140 2590 657 577 68 114 109 68 13 386 210 338 610 1080 2510 657 657 70 106 88 78 14 348 239 348 610 1050 2510 634 710 134 99 98 56 15 311 248 357 588 1050 2510 599 740 186 101 93 47 16 293 248 357 566 1050 2430 577 695 192 95 80 47 17 275 257 357 534 1080 2360 544 599 165 78 72 48 18 266 275 357 513 1020 2290 524 503 162 70 131 44 19 275 293 348 534 1000 2220 503 414 143 77 145 37 20 275 302 338 544 928 2090 483 329 126 90 172 78 21 212 311 386 544 885 1970 463 320 123 86 199 98 22 184 311 395 555 905 1970 414 293 114 86 175 61 23 175 320 404 544 975 2090 357 221 114 107 180 74 24 179 320 414 534 1020 2290 320 168 106 124 216 92 25 157 329 424 513 1080 2430 293 141 106 124 257 87 26 136 348 453 534 1260 2430 284 133 146 140 257 99 27 128 348 473 555 1560 2590 248 114 177 177 239 293 28 138 329 493 577 1970 2750 230 98 184 217 221 443 29 136 329 513 599 --- 2670 225 92 174 257 239 453 30 123 320 524 645 --- 2430 210 90 184 284 266 424 31 119 --- 544 682 --- 2220 --- 84 --- 302 205 --- TOTAL 8775 6778 11737 18211 28267 79440 19960 11127 3338 5249 5360 3682 MEAN 283 226 379 587 1010 2563 665 359 111 169 173 123 MAX 555 348 544 682 1970 3110 1910 740 192 357 284 453 MIN 119 98 311 513 710 1970 210 84 50 70 72 37 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02176000 COMBAHEE RIVER NEAR YEMASSEE, S. C. SOURCE AGENCY USGS STATE 45 COUNTY 029 LATITUDE 324225 LONGITUDE 0804935 NAD27 DRAINAGE AREA 1100.00* CONTRIBUTING DRAINAGE AREA DATUM Date Processed: 2004-08-20 15:10 By mishealy APPROVED DD #1, , PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1953 TO SEPTEMBER 1954 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 422 97 215 1110 748 508 646 570 310 24 58 41 2 426 96 233 1110 706 520 647 567 308 54 55 27 3 468 116 254 1110 681 564 674 565 320 60 46 42 4 511 120 296 1140 657 556 651 598 337 62 34 45 5 614 123 378 1130 631 581 623 570 289 46 37 35 6 670 116 448 1110 616 587 606 496 245 29 38 15 7 691 124 450 1080 571 610 552 452 211 9.0 10 18 8 647 132 456 1050 553 598 595 397 197 38 25 19 9 600 153 474 966 496 584 685 342 168 44 14 12 10 556 148 484 897 474 587 816 326 164 40 36 18 11 499 151 526 881 462 578 1030 301 155 38 28 27 12 432 150 602 865 450 567 1170 240 146 34 31 28 13 324 138 665 843 456 552 1160 317 122 38 39 18 14 223 162 790 781 446 543 1030 670 96 58 47 66 15 182 168 928 739 438 474 988 929 93 58 53 86 16 173 163 1050 702 428 429 913 1280 90 68 58 76 17 155 172 1050 673 418 408 950 2290 83 68 62 49 18 145 160 993 665 405 395 972 3420 78 138 45 45 19 137 164 939 654 420 401 892 3310 59 134 60 42 20 117 167 935 648 418 437 851 2930 55 116 41 48 21 126 187 933 627 422 438 850 2430 98 109 40 41 22 146 202 891 640 418 456 812 1960 108 99 36 35 23 147 203 892 657 415 469 783 1590 88 71 26 21 24 176 182 892 693 422 462 756 1280 54 55 41 24 25 174 197 959 708 438 462 713 1040 30 78 59 47 26 157 210 1110 722 485 451 696 815 63 107 58 41 27 159 217 1260 729 481 440 664 622 64 98 48 44 28 144 209 1220 735 514 559 641 458 54 91 58 31 29 123 204 1140 773 --- 683 601 389 69 83 69 41 30 99 202 1110 785 --- 698 575 376 52 59 49 52 31 92 --- 1110 754 --- 638 --- 351 --- 51 55 --- TOTAL 9535 4833 23683 25977 14069 16235 23542 31881 4206 2057.0 1356 1134 MEAN 308 161 764 838 502 524 785 1028 140 66.4 43.7 37.8 MAX 691 217 1260 1140 748 698 1170 3420 337 138 69 86 MIN 92 96 215 627 405 395 552 240 30 9.0 10 12 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02176000 COMBAHEE RIVER NEAR YEMASSEE, S. C. SOURCE AGENCY USGS STATE 45 COUNTY 029 LATITUDE 324225 LONGITUDE 0804935 NAD27 DRAINAGE AREA 1100.00* CONTRIBUTING DRAINAGE AREA DATUM Date Processed: 2004-08-20 15:10 By mishealy APPROVED DD #1, , PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1954 TO SEPTEMBER 1955 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 41 24 149 181 564 328 286 391 212 458 325 353 2 34 70 149 187 532 302 276 314 252 485 327 348 3 34 26 133 184 508 303 271 268 243 478 322 482 4 31 26 128 185 499 309 267 230 222 490 295 682 5 26 37 149 184 488 296 270 218 202 476 278 1100 6 22 34 187 195 502 286 271 177 177 482 261 1390 7 22 50 176 190 587 278 267 158 138 425 229 1150 8 11 62 198 210 653 285 280 129 147 348 197 853 9 26 64 197 235 658 295 290 120 100 341 160 760 10 29 82 189 245 636 277 284 118 60 289 123 684 11 40 63 190 252 599 256 296 105 96 314 93 645 12 66 84 188 232 532 240 440 64 122 299 120 678 13 55 105 208 255 520 235 566 59 95 255 137 715 14 42 94 233 232 544 236 701 72 92 223 137 798 15 100 78 222 260 544 241 1220 42 116 258 90 947 16 60 78 213 267 556 229 2750 38 130 223 69 1020 17 68 76 224 298 556 208 4550 70 121 199 66 983 18 46 70 232 286 563 219 5070 52 133 213 97 889 19 35 70 202 330 569 213 4030 72 219 259 88 814 20 20 76 201 343 556 229 3100 93 214 281 59 686 21 28 68 219 352 546 239 2420 118 214 402 42 621 22 58 51 240 362 525 261 1950 130 244 400 29 562 23 49 83 260 361 498 216 1570 181 280 391 53 498 24 58 86 234 434 472 239 1270 160 337 319 70 417 25 55 92 227 514 444 255 1000 158 333 268 150 363 26 77 92 230 508 432 281 823 151 326 440 220 351 27 54 92 234 518 405 225 685 151 286 728 260 380 28 49 112 232 539 353 256 626 147 305 755 300 383 29 51 128 228 552 --- 284 550 142 349 481 320 368 30 46 135 209 556 --- 298 464 143 397 323 400 563 31 40 --- 187 565 --- 285 --- 174 --- 299 420 --- TOTAL 1373 2208 6268 10012 14841 8104 36843 4445 6162 11602 5737 20483 MEAN 44.3 73.6 202 323 530 261 1228 143 205 374 185 683 MAX 100 135 260 565 658 328 5070 391 397 755 420 1390 MIN 11 24 128 181 353 208 267 38 60 199 29 348 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02176000 COMBAHEE RIVER NEAR YEMASSEE, S. C. SOURCE AGENCY USGS STATE 45 COUNTY 029 LATITUDE 324225 LONGITUDE 0804935 NAD27 DRAINAGE AREA 1100.00* CONTRIBUTING DRAINAGE AREA DATUM Date Processed: 2004-08-20 15:10 By mishealy APPROVED DD #1, , PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1955 TO SEPTEMBER 1956 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 551 146 235 369 594 762 837 305 92 44 79 47 2 454 142 275 363 575 765 757 346 84 47 88 46 3 418 150 307 341 544 780 696 383 83 55 62 42 4 389 147 338 335 544 780 683 437 91 66 34 45 5 378 153 372 328 643 780 722 508 90 74 100 50 6 384 166 453 327 806 780 757 720 108 78 114 75 7 352 173 521 339 1000 812 721 1210 105 83 92 100 8 318 149 603 311 1340 885 631 1850 121 83 66 80 9 284 142 728 308 2840 1020 566 2250 162 101 60 80 10 259 146 905 320 4680 1110 537 2480 192 102 68 90 11 266 170 1220 320 4160 1140 629 2410 213 99 57 105 12 244 167 1380 326 3310 1050 655 2130 183 87 65 107 13 244 165 1250 329 2840 943 657 1780 148 78 40 108 14 257 159 1040 318 2360 874 649 1540 117 78 30 147 15 226 150 900 306 2220 842 669 1320 88 86 28 195 16 190 151 795 302 2150 957 752 1090 75 95 14 201 17 183 154 716 276 2020 1080 863 929 79 65 33 188 18 168 138 652 280 1800 1180 927 788 83 61 47 149 19 163 172 581 316 1650 1340 880 647 72 71 49 131 20 139 126 531 321 1460 1700 894 521 67 105 34 114 21 133 139 501 328 1340 2030 918 401 97 75 43 87 22 102 131 488 340 1290 2090 965 310 95 60 50 93 23 80 138 457 384 1130 1970 970 239 97 65 64 102 24 110 142 418 465 1030 1800 940 172 77 65 56 90 25 79 131 387 508 935 1700 844 166 78 55 48 81 26 97 164 394 515 859 1550 744 148 78 55 55 301 27 102 200 422 537 828 1380 636 128 78 60 76 210 28 87 226 431 559 809 1170 508 107 71 60 100 177 29 109 208 414 594 765 1030 418 99 60 45 81 182 30 153 214 378 614 --- 986 340 119 49 45 65 219 31 142 --- 362 606 --- 915 --- 116 --- 30 53 --- TOTAL 7061 4759 18454 11885 46522 36201 21765 25649 3033 2173 1851 3642 MEAN 228 159 595 383 1604 1168 726 827 101 70.1 59.7 121 MAX 551 226 1380 614 4680 2090 970 2480 213 105 114 301 MIN 79 126 235 276 544 762 340 99 49 30 14 42 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02176000 COMBAHEE RIVER NEAR YEMASSEE, S. C. SOURCE AGENCY USGS STATE 45 COUNTY 029 LATITUDE 324225 LONGITUDE 0804935 NAD27 DRAINAGE AREA 1100.00* CONTRIBUTING DRAINAGE AREA DATUM Date Processed: 2004-08-20 15:10 By mishealy APPROVED DD #1, , PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 1956 TO SEPTEMBER 1957 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 300 394 173 387 308 240 1490 173 922 --- --- --- 2 297 408 186 418 316 260 1450 182 900 --- --- --- 3 297 399 187 429 358 240 1300 196 900 --- --- --- 4 282 388 182 440 355 280 1120 268 1200 --- --- --- 5 280 376 180 440 339 383 1000 422 1600 --- --- --- 6 291 348 180 440 354 431 905 479 2000 --- --- --- 7 317 318 184 429 365 432 830 423 2000 --- --- --- 8 309 287 187 408 373 418 744 407 1800 --- --- --- 9 294 258 184 385 391 387 631 499 1700 --- --- --- 10 263 227 178 323 397 427 589 679 1700 --- --- --- 11 239 210 192 302 440 474 627 858 1700 --- --- --- 12 214 199 199 296 489 510 706 1090 1570 --- --- --- 13 214 184 203 297 486 520 757 1330 1490 --- --- --- 14 243 192 206 297 458 555 768 1440 1410 --- --- --- 15 318 197 218 322 420 572 753 1540 1500 --- --- --- 16 394 204 239 348 401 608 722 1500 1450 --- --- --- 17 482 203 250 369 369 633 678 1450 1130 --- --- --- 18 485 198 248 346 337 609 622 1400 871 --- --- --- 19 459 220 273 335 326 569 563 1290 722 --- --- --- 20 432 240 291 332 285 550 483 1110 609 --- --- --- 21 392 240 288 323 275 573 405 940 536 --- --- --- 22 371 200 280 311 272 626 345 788 476 --- --- --- 23 331 190 283 309 261 631 299 705 499 --- --- --- 24 298 180 286 297 247 620 263 626 543 --- --- --- 25 251 190 282 313 237 671 238 579 495 --- --- --- 26 243 200 320 294 260 785 222 579 491 --- --- --- 27 273 178 323 294 260 830 216 553 542 --- --- --- 28 258 165 323 295 260 861 210 536 500 --- --- --- 29 293 164 314 295 --- 964 200 589 480 --- --- --- 30 352 171 332 288 --- 1130 178 725 420 --- --- --- 31 385 --- 368 305 --- 1370 --- 832 --- --- --- --- TOTAL 9857 7328 7539 10667 9639 18159 19314 24188 32156 --- --- --- MEAN 318 244 243 344 344 586 644 780 1072 --- --- --- MAX 485 408 368 440 489 1370 1490 1540 2000 --- --- --- MIN 214 164 173 288 237 240 178 173 420 --- --- --- STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1951 - 1957, BY WATER YEAR (WY) MEAN 212 209 439 486 939 1104 859 608 296 164 167 234 MAX 318 393 764 838 1604 2563 1228 1028 1072 374 405 683 (WY) 1957 1952 1954 1954 1956 1953 1955 1954 1957 1955 1951 1955 MIN 44.3 73.6 202 323 344 261 644 143 101 66.4 43.7 37.8 (WY) 1955 1955 1955 1955 1957 1955 1957 1955 1956 1954 1954 1954 SUMMARY STATISTICS FOR 1956 CALENDAR YEAR WATER YEARS 1951 - 1957 ANNUAL TOTAL 177445 ANNUAL MEAN 485 483 HIGHEST ANNUAL MEAN 579 1952 LOWEST ANNUAL MEAN 351 1955 HIGHEST DAILY MEAN 4680 Feb 10 5070 Apr 18 1955 LOWEST DAILY MEAN 14 Aug 16 9.0 Jul 7 1954 ANNUAL SEVEN-DAY MINIMUM 34 Aug 14 20 Sep 6 1954 10 PERCENT EXCEEDS 1130 1080 50 PERCENT EXCEEDS 280 302 90 PERCENT EXCEEDS 62 60