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TABLE A.-Daily observations for velocity of current of the St. Lawrence River, 1868-Continued.

[blocks in formation]

Date.

Distance from base.

Wind in direction

of river.

Depth of river. Mean time run in

minutes.

0

5

10

15

20

25

30

35

40

45

50

55

60

65

70

75

80

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TABLE A.-Daily observations for velocity of current in the St. Lawrence River, 1868.

HORIZONTAL.

Velocity. Distance from base.

803

952

1165

1348

1567

1813

2018

2168

2288

2450

2640

2767

3020

3158

3271

3478

3588

6

0.868

1. 153

1. 504

1. 672

1.700

1. 677

1. 690

1. 636

1. 720

1. 677

1. 618

1. 636

1. 564

1.511

1. 406

1. 369

1. 389

[blocks in formation]

Date.

Depth of observa

tion.

Wind in direction

of river.

Depth of river. Mean time run in

minutes.

June 18

10 D. 8.4

3. 655

3. 808

3. 948

4. 112

4. 235

4. 394

1. 277

1. 202

1. 212

1. 120

0.844

0.803

1. 624

1. 550

1. 545

1. 570

1. 540

1. 483

1. 462

1. 393

1. 455

1. 453

1. 372

1. 326

1. 200

1. 076

0.910

0.670

July 27

30 D. 4.5

1. 577

1. 549

1. 599

1. 545

1, 515

1. 476

1. 451

1. 406

1. 449

1. 405

1. 347

1. 205

1. 089

0.957

10
20
30

1. 552
1. 571
1. 519

1. 593
1.549
1. 582

1. 556
1. 614
1.511

1. 627
1. 504
1. 493

1. 556
1. 564
1. 476

1. 542
1. 504
1. 526

1. 556
1. 515
1. 421

1. 552
1. 441
1. 431

1. 552
1. 438
1. 394

1. 417
1. 451
1. 394

1. 290
1. 331
1. 403

1. 186
1. 222
1. 239

1. 148
1. 035
1. 059

TABLE B.-Sub-surface velocities in nearly the same depth of water, St. Clair River, 1863.

VERTICAL.

Observed velocity of river at the following depths:

0

5

10

15

20

25

30

35

40

45

Sums

22. 887

45. 201

44. 477

43. 534

42. 760

33. 226

29. 866

41. 558 | 36. 240 35. 036 3.778 3. 624 3. 503

Means

U.

3.7

3. 814

4. 109

4. 043

3. 958

3. 887

3. 323

2. 986

[blocks in formation]

Date.

Distance from base.

Wind in direction

of river.

Depth of river. Mean time run, in

minutes.

3. 777

3. 600
3. 814
3. 308
3, 682
3. 773

3. 353
3. 718
3. 167
3. 465
3. 588

3. 094
3. 521
2. 884
3. 301
3. 580

2. 830
3. 236
3. 455
2. 728
3. 318

3. 978

June 29
June 29
June 30
July 18.
July 20
July 30
July 30
August 6.
August 14.
Angust 14.
August 15.

844
1, 010
1, 155

802
972
929
953
958
806

901
1,003

10
10
10
5
7
5
10
5
5

U.
U.
U.
U.
U.
U.
U.
D.

8.0
8.0
7.5
3.0
2.0
5. 2
3. 2
5.0
2. 4
0.8
0.5

55
53
53
53
54
54
54
54
53
54
53

3. 768
4. 968
4. 098

3. 900
4. 244
4. 032
4. 165
4. 200
4. 248
4. 038
4. 112
4. 165
3. 996
4. 101

3. 819
4. 264
3. 832
4. 089
4. 239
4. 059
4. 018
4. 106
3. 998
4. 022
4. 031

3. 762
4. 148
3. 733
4. 045
4. 156
3. 942
3. 836
4. 123
3. 972
3. 921
3. 896

3. 691
4. 045
3. 620
3. 906
4. 133
4. 029
3. 699
3. 972
3. 957
3. 894
3. 814

3. 641
4. 040
3. 426
3. 819
3. 846
4. 017
3. 819
3. 659
3. 786
3. 709
3. 796

3. 632
3. 670
3. 486
3. 703
3. 572

3. 601
3. 601
3. 442
3. 570
3. 531

3. 418
3. 471
3. 341
3. 375
3. 241

2.936
3. 270
3. 239
3. 211
2. 643

3. 298

Jnly 28.
Angust 6.
Angrist 15.
September 17
July 20
July 21

779
1,089
1, 100
1, 065

955
1,093

D. 8.5
U. 11.3
U. 0.8
D. 3. 1
U. 4. 5
D. 5.0

52
51
50
50
52
51

5
3
10
10

1:1163 wererer |

4. 226
3, 940
3. 794
4. 067
4. 127
4. 135

4. 075
3. 914
3. 727
3. 806
4. 020
3. 873

3. 970
3. 871
3. 657
3. 936
3. 998
3. 813

3. 955
3. 821
3. 719
3. 849
3. 828
3. 821

3. 896
3. 580
3. 375
3. 704
3. 814
3. 544

3. 773
3. 536
3. 331
3. 297
3. 632
3. 465

3. 659
3. 580
3. 274
3. 122
3. 603
3. 212

3. 244
3. 075
2. 865
2. 972
3. 216
3. 168

3. 208
2. 457
2. 431
2. 907
3. 170
2. 954

Sums.

24. 289

23. 415

23. 245

22. 993

21.913

21. 034

20. 450

18. 540

17. 127

Means

00.0

4. 048

3. 903

3. 874

3. 832

3. 652

3. 506

3. 408

3. 090

2. 854

1, 294
1, 294

604
689

July 1
Juls 1
July 9
Juls 23
July 28
Algust 7..

690
1, 227

August 17.

1, 151 | U.

1. 5

[blocks in formation]

U.

[blocks in formation]

U. 1.5
D. 4.8
U. 8. 2
D. 8.2

9.0
D. 7.2
D. 7.5
D. 8.3
D. 16.0
U.

2.4
U. 13.3
D. 5. 0
D. 2.1
U. 5.7
U.

8.0
D. 0.5
U. 5.7
D. 3.9
D.

8.0
U. 3.5
U.' 3.5
U. 3.5
U.
U. 2. 2

2. 588
2. 374

4. 108
4. 464
3. 456
4. 470
4. 471
4. 501
3. 845
3. 944
3. 732
4. 492
3. 498
3. 481
4. 110
3. 693
3. 649
4. 470
4. 215
4. 345
4. 334
3. 549

3. 913
4. 396
3. 338
4. 524
4. 381
4. 227
3. 778
3. 871
3. 858
4. 267
3. 313
3. 378
4. 131
3. 672
3. 608

3. 854
4. 137
3. 159
4. 418
4. 074
4. 221
3. 732
3. 825
3. 626
4. 297
3. 341
3. 298
3. 998
3. 570
3. 588
4. 089
4. 081
4. 081
4. 080
3. 324
3. 435
3. 639
3. 930
4. 244

3. 828
3. 978
3. 101
4. 238
4. 105
4. 106
3. 655
3. 491
3. 598
4. 270
3. 116
3. 229
3. 901
3. 511
3. 435

3. 686
3. 985
2. 968
3. 948
3. 998
4. 035
3. 511
3. 421
3. 473
3. 998
2.968
3. 049
3. 721
3. 255
3. 305
3. 601
3. 925
3. 898
3. 787
3. 043
3. 191
3. 280
3. 798
4. 174

3. 635
3. 731
2. 879
3. 900
3. 811
3. 771
3. 247
3. 288
3. 301
3. 725
2. 723
2. 704
3. 549
3. 134
3. 063

3. 786

2. 985
2. 920
2. 498
2. 616
1. 847
1. 988
2. 397
1. 955
1. 936
3. 020
2. 940

3. 178
3. 057
2. 725
3. 511
2. 710
2. 494
3. 198
3. 078
2. 756
3. 150
3. 278
3, 261
3. 482
2. 886
2. 761
2. 710
2. 972
3, 524

3. 187
4. 011
3. 750

2. 632
2. 028

5
5
5
5
3
3
3

4. 166
4. 224
4. 259
3. 435
3. 642
3. 660
4. 026
4. 183

4. 053
3. 997
4. 032
3. 101
3. 365
3. 237
3. 871
3. 891

3. 711
3. 639
3. 717
2. 808
3. 151
3. 101
3. 498
3. 828

5.0

3. 456
3. 370
3. 998

3. 686
4. 057
4. 431

2. 730
2. 290

66. 267 132.634 130.030 130. 317 121. 971 127. 240 108. 842 100. 710

73. 600

1, 044

1, 042
1, 042

D.
D.

735
• 561

1, 357

September 4.
September 11.
September 11.
September 14.
June 27
June 30
July 9
July 16
July 16
July 21
July 22
July 24
July 27
August 7.
August 11
August 14.
August 17.
August 17.
August 22.
August 25.
September 1..
September 1.
September 10.
September 10.
September 12.
September 14.
September 17.

512
724

729
1, 202
1, 211
1, 268

565
1, 241
1, 349

596
1, 273
1, 310

529
444
395

467
1, 240
1, 240
1, 249

487
458

Sums.

Means

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TABLE B.-Sub-surface velocities in nearly the same depth of water, 8c.-Continued.

VERTICAL,

Observed velocity of river at the following depths :

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5

10

15

20

25

30

35

40

45

1, 379
878

D.
U.

(38)
1. 691

4. 0
5.7

42
43

5
5

3. 378
4. 135

3. 256
3. 858

3. 188
3. 845

2. 907
3. 649

2. 820
3. 452

2. 376
3. 285

2. 347
2. 775

3. 678

August 22.
August 25.
August 26.
Septeniber 2.
September 10.

(38)
3. 255

3. 263

[blocks in formation]

2. 808

[blocks in formation]

Date.

Distance from base.

Wind in direction

of river.

Depth of river.
Mean time run, in

minutes.

Sums

30. 798

59. 974

58. 332

56.549

54. 398

52. 274

44. 314

36. 453

18. 501

1, 477

1, 458

July 2..
July 22.
July 25.
August 5.
August 11.

1, 349

Sums

13. 023

16. 764

16. 284

15. 451

14. 523

12. 690

11. 750

10. 764

2. 959

August 13.
August 14.
August 22.

307
*1, 508
1, 490

D.
U.
D.

1.2
0.6
6.2

37
36
35

er er en

3. 766
3. 017
2. 868

3. 518
2. 799
2. 807

3. 452
2. 682
2. 643

3. 370
2. 260
2. 307

3. 216
1. 921
1. 913

2. 912
1. 537
1. 618

2. 543

Sums

5. 502

9. 651

9. 124

8. 877

7.937

7. 050

6. 067

Means

D.

2. 3

2. 751

3. 217

3. 041

2. 926

2. 646

2. 350

2. 022

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