MARYLAND GEOLOGICAL SURVEY 



267 



Estimated Monthly Discharge of Octoraro Creek at Rowlandsville, Md. 

 (Drainage area 217 square miles.) 



MONTH. 



1896 

 January 

 February. . . . 



March 



April 



May 



June 



July 



August 



September.. . 



October 



Nov. 22 to 30 



December. . . 



The year 



1897 



January 



February. . . . 



March 



April 



May 



June 



July 



August 



September . . 



October 



November. . . 



December . . . 



The year. . 



1898 



January 



February. . . . 



March 



April 



May 



June 



July 



August . 

 September . . 



October 



November.. . 



December. . . 



The year. . 



1899 



January 



February. . . . 



March 



April 



May 



June 



July 



August 



September.. . 



October 



November.. . 



December... . 



The year. . 



DISCHARGED IN SECOND-FEET. 



Maximum. Minimum 



540 



225 



145 

 145 



Mean. 



192 

 158 



TOTAL IN 

 ACRE-FEET 



3,427 

 9,715 



RUN-OFF. 



Second-feet 

 per sq. mile. 



0.89 

 0.73 



Depth in 

 inches. 



0.29 

 0.84 



2,580 



6,150 

 500 



2,002 

 920 



1,270 

 520 

 960 

 170 

 170 



1,845 

 820 



6,150 



155 

 170 

 170 

 170 

 170 

 145 

 135 

 130 

 130 

 130 

 155 

 185 



130 



329 

 1,021 

 230 

 370 

 321 

 222 

 192 

 186 

 136 

 141 

 298 

 275 



310 



20,230 

 56,705 

 14,142 

 22,017 

 19,737 

 13,210 

 11,805 

 11,437 

 8,092 

 8,670 

 17,730 

 16,909 



220,684 



1.52 



4.71 

 1.06 

 1.71 

 1.48 

 1.02 

 0.88 

 0.86 

 0.63 

 0.65 

 1.37 

 1.27 



1.43 



91 

 71 

 14 

 1.01 

 0.99 

 0.70 

 0.75 

 1.53 

 1.46 



19.07 



705 



985 

 985 

 535 



1,070 

 562 

 375 



1,687 

 480 

 375 



1,605 



3,320 



3,320 



220 

 220 

 245 

 245 

 300 

 220 

 200 

 200 

 180 

 200 

 220 

 245 



180 



306 

 325 

 315 

 322 

 523 

 282 

 230 

 415 

 243 

 225 

 650 

 951 



399 



18,815 

 18,050 

 19,369 

 19,160 

 32,158 

 16,780 

 14,142 

 25,518 

 14,459 

 13,835 

 38,677 

 58,475 



289,438 



1.41 

 1.50 



45 



48 

 41 

 80 

 06 



1.91 

 1.12 

 1.04 

 3.00 

 4.38 



1.84 



1.57 

 1.56 

 1.67 

 1.65 

 2.78 

 1.45 

 1.22 

 2.20 

 1.25 

 1.20 

 3.34 

 5.06 



24.95 



1,470 



1,952 



2,087 



960 



525 



345 



345 



960 



1,470 



225 

 325 

 285 

 345 

 305 

 185 

 130 

 120 

 102 



642 

 822 

 763 

 508 

 388 

 254 

 188 

 181 

 262 



39,475 

 45,652 

 46,915 

 30,228 

 23,857 

 15,114 

 11,560 

 11,129 

 15,590 



2.96 

 3.79 

 3.52 

 2.34 

 1.79 

 1.17 

 0.87 

 0.83 

 1.21 



3.41 

 3.95 

 4.06 

 2.61 

 2.06 

 1 . 31 

 1.00 

 0.95 

 1.35 



