520 MONTHLY WEATHER REVIEW. OCTOBEB,1915.

-. 1. ~ .\! *. . '4J' :' SECTION IV.--IQIVERS AND FLOODS.

RIVERS AND FLOODS OF OCTOBER, 1915. Hydrographs for t icd points on several princi al By ALFREDJ. HENRY,Professor in Charge of River and Flood Division. rivers are shown on 8art I. The stations selected !or charting atre ICeokulc, St. Louis, Memphis, Vicksburg, [Dated: Washiugtim, D. C., Dec. 2,1915.1 and New Orleans, on the Mississippi; Cincinnati and No floods of consequence occurred in the larger trunk Cairo, on the Ohio: Nashville, on the Cumberland; streams, although a nuniber of local floods in widely Johnsonville, on the Tennessee; Kansas City, on the se arated rivers occurred, as niny be seen from the tde Missouri: Litt,le Rock, on the Arkanras; and Shreve- befow . These floods were clue in a great niajority of port, on the Red. cases to heavy rainfall over the watersheds of the several rivers that were in flood. The high stages were success- fully forecast by the local officials in charge of the resllec- tive river districts. As a rule, daninges were nominal, MEAN LAXE LEVELS DURING OCTOBER, 1916. except in the case of the Red River floods, where rather heavy damage to levees, roads, etc., appears to have By UN~EDSTATES LAKE SURVEY. been sustained. [Dated: , Mich., Nov. 5,1915.1 Floods in the United Slates, October, 1915. The following data are reported in the Notice to I Crest. Miirriners of the above date: River. Flood -- i Ststh- From- To- Stage. Date. __- -- Lakes. I Feet. Fee!. Datu. Miashippi...... Hannlbal Mo ...... 13.0 3413.1 3,1 Yich' ax niinools ...... salle, h...... 18.0 1 1 1s. 0 1 Superior anf Erie. Ontarlo. North Canadian.. .. Canton Okla...... 3.0 17 17 3.6 17 HUOIL Red...... Arthur'Clt Tm...... 27.0 19 21 29.8 20 - . - .------Do...... ~dton,&...... 2S.O 232s 30.2 26 TrfIlity ...... Dallas Taw ...... 25.0 19 21 29.3 20 Mean level during : Fret. Feu. Feet. lkd. Nueces...... Cotulli. Tax...... 13.6 19 19 13.6 19 Above mean sea level it ...... 802.75 5%. 61 571.W 246.11 West Pearl ...... 13.0 4 11 15.1 5 Above or below- Sank...... 12. 0 8 13 12.9 9.10 Mean stoge of September, 1915. _..___ +O. 26 -0.15 -0.21 -a= Do...... 12.0 10 14 12.6 12,13 Mean stage of October, 1914 ...... +0.02 -0.48 -om -aM Brad...... 11.0 lti 16 11.0 16 Average stage for October, lost 10 stamton...... 21.0 23w. S 3 ears...... +0.09 -0.75 Roanoke ...... 30.0 4 4 32.0 4 HGhest recorded October stage ...... -0.81 -3.13 -1.71 -2.84 James...... 15.0 1 1 16.0 1 Lowest recorded October stage ...... +l. 17 +o. 21 +1.19 +LW Do...... 1R. 0 2333.1 2 Do...... 10.0 2311.7 3 Average relstion of the October level to: 4141 -am Little Iianawha.. _. 22.0 1124.0 1 September level...... 0.0 -0.2 Do...... -1 20.0 ...... 10. s 2 November level ...... +o. 2 +a 3

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