617 



TABLE XY.— Continued. 

 Solids in Suspension at Station M, Berkefeld Filter. 



Accession number 



Date 



Cu. cm. 

 strained 



Cu. cm. 

 silt 



Silt 

 per cu. m. 



River 

 gage 



22639.. 



22648 



22655 



22664 



30, XI, 1897 



28, XII, 1897 

 25, I, 1898 

 22, II, 1898 



29, III, 1898 

 10, V, 1898 



7, VI, 1898 

 5, VII, 1898 



5, VIII, 1898 

 13, IX, 1898 



4, X, 1898 



2, XI, 1898 



6, XII, 189S 



3, I, 1899 



7, II, 1899 

 7, III, 1899 



5,000 

 5,000 

 5,000 

 5,000 

 2, .Mill 

 5,000 

 5,000 

 5, 000 

 5,000 

 5,000 

 5,000 

 5,000 

 1, 900 

 5,000 

 5,000 

 5,000 



1.57 

 1.20 



13.11 

 5.64 



25.11 

 5.10 

 3.38 

 1.63 

 3.58 

 6.62 

 2.20 

 2. 92 

 .61 

 2.56 

 .94 



40.35 



314 

 240 



2,622 



1,128 

 10, 044 



1,020 

 676 

 326 

 716 



1,324 

 440 

 584 

 321 

 512 

 188 



8,070 



3.2 

 3.2 



6.8 

 .10.7 



22677 



22698. 



22712 



16.5 

 10.3 

 12.5 



22727 



22761 



22775 



22786 



8.7 

 2.8 

 4.4 

 4 



22797 



6.5 



22S11 



22823 



7.2 

 6.8 



22839 



22851 



7.3 

 12.9 



Average for 1898 



1, 745. 55 





TABLE XV.— Continued. 

 Solids in Suspension at Station C, Berkefeld Filter. 



22633.. 

 22637.. 

 22042. 

 22646 . 

 22650.. 

 22652.. 

 22659.. 

 22662.. 



22673... 



22679 ... 



22684_ 



22695... 



22700.. 



22704 



22714 



22720.. 



227.26 . 



22734... 



22748 .. 



22766... 



22771. . 



22778. 



22783... 



22789... 



22I:i4 



22800 



22805 .. 



22810 



22S17. . 



22s22 . 



22829... 



22834... 



22836... 



22842 



22848... 



22854.. 



22859 



Accession number 



Date 



XT 



1897 



XI 



1897 



XII 



1897 



XII 



1897 



1, 



1898 



I, 



1898 



11 



1898 



II 



1898 



III 



189S 



III 



1898 



IV 



1898 



IV 



1898 



V 



1898 



V 



IS! IS 



V 



1898 



VI 



1898 



VI 



1898 



VII 



1898 



VII 



1898 



VIII 



1898 



VIII 



1898 



VIII 



189S 



IX 



1898 



IX 



1898 



X 



1898 



X 



1898 



XI 



1S98 



XI 



1898 



XII 



1898 



XII 



1898 



1 



1899 



I 



1899 



1 



1899 



11 



1899 



11 



1899 



11 



1899 



111 



1899 



ill 



1899 



Cu. cm. 

 strained 



10,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5.000 

 5,000 

 5,000 

 5,000 

 5, 000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,000 

 5,0(11) 

 5, 000 

 5,000 

 5,000 

 5,0Qp 



Cu. cm. 

 silt 



.98 

 1.47 

 1.50 



.58 

 3.31 

 2.71 

 2 24 

 5! 80 

 2.04 

 1.66 

 9.38 

 2.68 

 1.63 

 1.10 

 1.58 

 1.02 



.84 



.40 

 1.10 

 1.03 

 1.65 

 2.01 

 1.85 

 1.62 

 1.06 



.89 

 1.14 

 1.75 



.93 



.78 

 1.66 

 5.48 

 3.06 

 2.15 

 1.12 

 19.78 

 12.99 

 8.82 



Silt 

 per cu. m. 



98 

 294 

 300 

 116 

 662 

 542 

 448 

 560 

 408 

 332 

 1,876 

 536 

 326 

 220 

 316 

 204 

 168 

 80 

 220 

 206 

 330 

 402 

 370 

 324 

 212 

 178 

 228 

 350 

 186 

 156 

 332 

 1,096 

 612 

 430 

 224 

 3,956 

 2,598 

 1,764 



River 

 gage 



2.8 

 3.2 

 3.4 

 3.2 

 3.7 

 6.8 

 7.1 

 10.7 

 11 



14.1 



17.6 



13.1 



11.1 



10.1 



13.8 



12.5 



10.8 



8.7 



4.7 



2.7 



3.7 



3.9 



4.2 



4.9 



3.9 



4.3 



6.7 



8.5 



7.2 



5.9 



6.8 



8.2 



8 



8 



6.6 

 10.2 

 13.1 

 13.5 



Average for 1898.. 



378.46 



