1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02130980 BLACK CREEK NEAR QUINBY, SC SOURCE AGENCY USGS STATE 45 COUNTY 041 LATITUDE 341437 LONGITUDE 0794442 NAD27 DRAINAGE AREA 438* CONTRIBUTING DRAINAGE AREA DATUM 170 NGVD29 Date Processed: 2005-04-11 11:43 By mishealy APPROVED DD #5, PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 e173 149 213 179 326 194 494 155 133 114 78 457 2 172 153 207 180 314 212 433 150 123 103 82 588 3 149 158 194 199 295 302 428 147 114 97 71 485 4 144 155 210 219 272 373 348 154 109 85 67 346 5 145 149 200 226 276 338 306 161 102 81 63 283 6 143 150 196 249 260 287 299 181 100 77 62 243 7 166 157 188 295 309 276 283 191 135 78 62 220 8 167 151 182 307 403 268 276 182 263 72 60 192 9 151 149 185 297 419 264 271 172 232 70 58 171 10 151 155 187 286 348 271 264 165 166 68 57 165 11 143 153 181 e250 344 262 249 199 128 75 52 144 12 153 152 214 e260 315 250 243 176 114 77 51 131 13 152 152 223 293 309 251 254 170 122 77 48 119 14 148 148 211 310 312 253 251 179 111 78 50 123 15 162 149 216 306 306 250 245 170 97 85 52 154 16 165 155 217 282 300 241 237 155 90 91 82 207 17 177 157 207 258 293 230 228 147 82 86 97 234 18 168 158 222 257 277 234 221 152 75 79 100 199 19 151 148 234 245 269 246 215 156 74 74 121 188 20 151 164 224 244 243 250 212 155 87 71 104 180 21 155 164 211 267 225 245 210 151 94 66 89 160 22 e156 163 200 297 247 259 206 146 91 64 89 147 23 e165 160 204 298 239 277 208 136 90 76 101 142 24 e170 194 194 309 226 243 201 130 100 71 97 139 25 e165 278 184 311 221 239 192 122 131 75 124 134 26 e160 292 199 314 211 245 182 116 147 87 124 139 27 146 246 194 322 204 240 180 97 186 94 188 194 28 138 231 186 326 210 241 173 91 171 86 347 246 29 138 221 182 321 --- 248 153 98 147 75 245 212 30 138 206 176 315 --- 248 147 115 125 69 256 176 31 138 --- 178 319 --- 333 --- 126 --- 72 272 --- TOTAL 4800 5217 6219 8541 7973 8070 7609 4645 3739 2473 3349 6518 MEAN 155 174 201 276 285 260 254 150 125 79.8 108 217 MAX 177 292 234 326 419 373 494 199 263 114 347 588 MIN 138 148 176 179 204 194 147 91 74 64 48 119 CFSM 0.35 0.40 0.46 0.63 0.65 0.59 0.58 0.34 0.28 0.18 0.25 0.50 IN. 0.41 0.44 0.53 0.73 0.68 0.69 0.65 0.39 0.32 0.21 0.28 0.55 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2002 - 2002, BY WATER YEAR (WY) MEAN 155 174 201 276 285 260 254 150 125 79.8 108 217 MAX 155 174 201 276 285 260 254 150 125 79.8 108 217 (WY) 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 MIN 155 174 201 276 285 260 254 150 125 79.8 108 217 (WY) 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 SUMMARY STATISTICS FOR 2002 WATER YEAR ANNUAL TOTAL 69153 ANNUAL MEAN 189 HIGHEST DAILY MEAN 588 Sep 2 LOWEST DAILY MEAN 48 Aug 13 ANNUAL SEVEN-DAY MINIMUM 53 Aug 9 MAXIMUM PEAK FLOW 613 Sep 2 MAXIMUM PEAK STAGE 4.96 Sep 2 ANNUAL RUNOFF (CFSM) 0.433 ANNUAL RUNOFF (INCHES) 5.87 10 PERCENT EXCEEDS 301 50 PERCENT EXCEEDS 178 90 PERCENT EXCEEDS 80 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02130980 BLACK CREEK NEAR QUINBY, SC SOURCE AGENCY USGS STATE 45 COUNTY 041 LATITUDE 341437 LONGITUDE 0794442 NAD27 DRAINAGE AREA 438* CONTRIBUTING DRAINAGE AREA DATUM 170 NGVD29 Date Processed: 2005-04-11 11:43 By mishealy APPROVED DD #5, PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 164 232 286 494 406 753 801 525 578 401 393 256 2 150 218 276 545 389 797 775 501 460 554 366 250 3 137 209 257 530 358 801 708 487 421 1060 356 247 4 141 206 208 517 342 793 666 473 471 1730 338 250 5 141 208 242 494 343 748 631 477 474 1770 346 274 6 133 210 283 456 346 821 614 530 442 1290 445 303 7 129 220 306 424 393 1130 623 572 434 944 532 315 8 e200 217 291 407 435 1400 717 588 639 757 568 322 9 e350 208 268 385 435 1510 838 572 655 685 529 536 10 e500 206 263 377 465 1440 1120 511 531 587 547 696 11 e600 207 290 351 503 1280 1670 464 448 594 710 546 12 388 307 321 338 500 1160 1920 437 417 749 854 390 13 306 453 370 333 471 1040 1870 412 389 822 874 349 14 254 484 454 314 446 920 1680 392 358 620 801 313 15 220 433 490 313 445 909 1540 384 344 524 727 291 16 238 398 456 308 454 1160 1430 374 410 505 661 273 17 269 437 411 306 614 1320 1220 369 535 484 663 255 18 270 497 397 312 706 1330 1000 366 696 465 568 253 19 239 500 399 313 732 1230 774 360 700 505 499 245 20 222 472 412 307 656 1290 716 348 593 603 485 237 21 214 437 449 296 596 1750 701 349 515 713 469 227 22 206 408 461 303 594 1990 688 364 447 702 431 208 23 200 388 422 311 686 1910 684 522 389 605 405 214 24 195 367 427 311 704 1590 641 648 373 564 376 243 25 195 351 517 305 683 1280 619 683 379 540 346 236 26 197 332 557 294 652 1170 680 658 375 506 335 229 27 194 309 544 286 666 1040 673 617 355 470 328 256 28 193 304 536 278 716 835 649 597 333 425 310 227 29 198 296 496 275 --- 776 604 611 422 394 302 225 30 235 291 438 298 --- 759 563 662 436 379 285 220 31 249 --- 423 360 --- 799 --- 660 --- 391 266 --- TOTAL 7327 9805 11950 11141 14736 35731 27815 15513 14019 21338 15115 8886 MEAN 236 327 385 359 526 1153 927 500 467 688 488 296 MAX 600 500 557 545 732 1990 1920 683 700 1770 874 696 MIN 129 206 208 275 342 748 563 348 333 379 266 208 CFSM 0.54 0.75 0.88 0.82 1.20 2.63 2.12 1.14 1.07 1.57 1.11 0.68 IN. 0.62 0.83 1.01 0.95 1.25 3.03 2.36 1.32 1.19 1.81 1.28 0.75 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2002 - 2003, BY WATER YEAR (WY) MEAN 196 250 293 317 406 706 590 325 296 384 298 257 MAX 236 327 385 359 526 1153 927 500 467 688 488 296 (WY) 2003 2003 2003 2003 2003 2003 2003 2003 2003 2003 2003 2003 MIN 155 174 201 276 285 260 254 150 125 79.8 108 217 (WY) 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 SUMMARY STATISTICS FOR 2002 CALENDAR YEAR FOR 2003 WATER YEAR WATER YEARS 2002 - 2003 ANNUAL TOTAL 81999 193376 ANNUAL MEAN 225 530 360 HIGHEST ANNUAL MEAN 530 2003 LOWEST ANNUAL MEAN 189 2002 HIGHEST DAILY MEAN 600 Oct 11 1990 Mar 22 1990 Mar 22 2003 LOWEST DAILY MEAN 48 Aug 13 129 Oct 7 48 Aug 13 2002 ANNUAL SEVEN-DAY MINIMUM 53 Aug 9 142 Oct 1 53 Aug 9 2002 MAXIMUM PEAK FLOW 2010 Mar 22 2010 Mar 22 2003 MAXIMUM PEAK STAGE 12.58 Mar 22 12.58 Mar 22 2003 ANNUAL RUNOFF (CFSM) 0.513 1.21 0.821 ANNUAL RUNOFF (INCHES) 6.96 16.42 11.16 10 PERCENT EXCEEDS 398 862 685 50 PERCENT EXCEEDS 215 442 270 90 PERCENT EXCEEDS 80 228 114 e Estimated 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02130980 BLACK CREEK NEAR QUINBY, SC SOURCE AGENCY USGS STATE 45 COUNTY 041 LATITUDE 341437 LONGITUDE 0794442 NAD27 DRAINAGE AREA 438* CONTRIBUTING DRAINAGE AREA DATUM 170 NGVD29 Date Processed: 2005-04-11 11:43 By mishealy APPROVED DD #5, PUBLISHED Discharge, cubic feet per second WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 DAILY MEAN VALUES DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP 1 210 e485 e300 282 286 1010 346 245 149 257 903 2550 2 186 e426 e290 275 273 828 345 283 133 285 552 2740 3 192 e382 e285 272 305 757 347 436 126 353 738 2280 4 182 e369 e311 271 349 703 315 543 131 366 808 1710 5 173 e374 311 274 351 672 315 504 142 351 655 1250 6 171 e381 334 264 305 661 322 408 148 314 594 1040 7 167 e358 323 265 312 654 295 341 215 317 522 1080 8 192 e345 303 261 316 642 284 322 242 305 407 2920 9 274 e334 293 263 297 614 305 324 205 304 340 6090 10 260 e341 307 273 289 579 297 299 220 e365 290 4930 11 291 e302 387 273 283 542 307 266 323 e375 262 3720 12 336 e281 414 263 384 514 370 255 233 e385 273 3350 13 345 e302 404 261 502 482 398 249 189 e400 436 2690 14 292 e277 414 255 571 458 411 238 171 e416 485 2040 15 325 e267 457 252 656 449 386 230 163 e438 458 1600 16 348 e300 471 245 676 434 341 218 187 e436 398 1260 17 327 e261 452 247 673 435 314 202 227 e434 447 1110 18 320 e260 439 242 670 445 310 193 246 e432 420 1180 19 333 e266 417 240 610 433 296 192 220 e430 395 1200 20 326 e316 400 236 577 422 277 247 183 e350 336 975 21 277 e375 398 232 547 409 270 210 179 e300 312 727 22 383 e391 370 230 525 404 259 193 174 e265 281 650 23 459 e354 357 226 496 394 249 190 154 225 257 610 24 370 e310 357 225 468 368 240 181 172 200 244 595 25 329 e325 338 217 452 361 238 168 183 162 235 576 26 273 e324 326 230 545 352 232 163 173 138 218 541 27 259 e311 317 293 860 340 266 161 168 138 198 591 28 357 e298 310 326 1060 347 304 151 272 163 197 862 29 311 e320 300 345 1140 343 310 144 275 580 286 1390 30 e388 e315 300 318 --- 346 261 140 255 1250 1340 1320 31 e430 --- 289 308 --- 347 --- 147 --- 1170 2170 --- TOTAL 9086 9950 10974 8164 14778 15745 9210 7843 5858 11904 15457 53577 MEAN 293 332 354 263 510 508 307 253 195 384 499 1786 MAX 459 485 471 345 1140 1010 411 543 323 1250 2170 6090 MIN 167 260 285 217 273 340 232 140 126 138 197 541 CFSM 0.67 0.76 0.81 0.60 1.16 1.16 0.70 0.58 0.45 0.88 1.14 4.08 IN. 0.77 0.85 0.93 0.69 1.26 1.34 0.78 0.67 0.50 1.01 1.31 4.55 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2002 - 2004, BY WATER YEAR (WY) MEAN 228 277 313 299 441 640 496 301 262 384 365 766 MAX 293 332 385 359 526 1153 927 500 467 688 499 1786 (WY) 2004 2004 2003 2003 2003 2003 2003 2003 2003 2003 2004 2004 MIN 155 174 201 263 285 260 254 150 125 79.8 108 217 (WY) 2002 2002 2002 2004 2002 2002 2002 2002 2002 2002 2002 2002 SUMMARY STATISTICS FOR 2003 CALENDAR YEAR FOR 2004 WATER YEAR WATER YEARS 2002 - 2004 ANNUAL TOTAL 194304 172546 ANNUAL MEAN 532 471 397 HIGHEST ANNUAL MEAN 530 2003 LOWEST ANNUAL MEAN 189 2002 HIGHEST DAILY MEAN 1990 Mar 22 6090 Sep 9 6090 Sep 9 2004 LOWEST DAILY MEAN 167 Oct 7 126 Jun 3 48 Aug 13 2002 ANNUAL SEVEN-DAY MINIMUM 180 Oct 2 138 May 30 53 Aug 9 2002 MAXIMUM PEAK FLOW 6450 Sep 9 6450 Sep 9 2004 MAXIMUM PEAK STAGE 16.80 Sep 9 16.80 Sep 9 2004 ANNUAL RUNOFF (CFSM) 1.22 1.08 0.906 ANNUAL RUNOFF (INCHES) 16.50 14.65 12.31 10 PERCENT EXCEEDS 862 730 687 50 PERCENT EXCEEDS 422 321 298 90 PERCENT EXCEEDS 274 191 141 e Estimated