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USGS Daily Statistics for Maryland

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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 01578475 Octoraro Creek near Richardsmere, MD


Cecil County, Maryland
Hydrologic Unit Code 02050306
Latitude  39°42'24", Longitude  76°06'56" NAD27
Drainage area 177  square miles
Contributing drainage area 177  square miles
Gage datum 120 feet above NGVD29
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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 2005-10-01 -> 2020-09-30)

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
1 294 239 308 333 737 157 252 169 205 589 296 216
2 259 326 539 286 278 229 257 304 133 200 161 246
3 261 360 310 261 259 314 193 161 141 185 336 288
4 236 436 300 255 258 221 165 156 127 159 153 216
5 227 385 442 237 269 216 160 145 121 145 155 189
6 241 345 284 228 248 215 154 124 194 130 166 166
7 232 292 336 245 281 209 147 115 317 124 169 201
8 244 314 283 245 245 220 153 124 591 123 176 335
9 224 276 324 242 228 200 153 127 299 120 179 338
10 217 243 493 222 217 225 158 132 216 126 177 237
11 253 287 724 221 215 266 170 123 360 345 139 212
12 280 300 384 228 223 252 232 148 211 184 134 336
13 269 374 433 324 271 333 251 587 165 138 172 239
14 240 303 543 259 285 230 216 239 144 145 168 241
15 232 274 333 359 253 190 225 174 159 165 154 219
16 241 313 331 427 322 164 169 124 152 193 211 245
17 221 318 303 394 391 156 150 119 126 148 297 273
18 254 299 274 263 249 152 149 146 233 163 192 208
19 266 267 277 230 257 196 136 149 126 139 152 181
20 305 242 315 249 236 186 134 166 132 152 169 184
21 227 261 355 247 200 223 122 182 121 140 158 321
22 197 306 423 242 205 168 129 372 121 127 148 226
23 213 312 311 282 209 161 429 155 214 122 358 263
24 335 334 281 241 178 176 231 126 454 118 197 271
25 376 576 265 233 175 204 205 105 167 146 343 237
26 331 321 261 248 179 331 187 103 184 118 167 389
27 239 298 271 291 170 332 166 112 205 250 232 306
28 222 302 264 248 167 515 154 498 322 268 198 349
29 208 281 269 228 165 239 171 144 168 390 170 248
30 198   281 477 180 173 161 129 418 514 183 274
31 321   353   159   159 153   219   248