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[blocks in formation]

..

18.3

9.8
12.5
12.5
10.8
80.8
12.6
17.8
25.8
16.8
15.3
16.3
16.8
18.8
19.9
15.9
22.9
18.9
23
27
25
26
38
17.5

15.3
6.8
7.5
7.5
6.7
26.7

8.7
12.6
20.6
10.8

9.8
10.8
10.5
12.5
13.3

9.3
16.3

7.3
15.8
19.5
17.5
18.4
30.4
10.6

1850,
18.6 1854.
10.1 1857.
18

1857.
13
11.3
31.8 1851, 1852 and 1853.
13.1
18.3

1857.
26.3
17.1

1857.
16.1
17.1 1858.
17.4

1856.
19.4
20.7
16.7

1856 and 1857.
23.7
14.7
23.5
27.5 1855 and 1856.
25.5
26.5
38.5
18.2

Capt. Gilmer, U.S.

Engineers.—1856.
22.5
81
24.5
45.5

1855 and 1856.

}1851 and 1852.

1855.

}.

22.1
30.6
23.8
44.8

14.7
23.2
16.3
87.3

10
19

7
5.5
5
6.7
15.5

Ocracoko Inlet,

Over bar,.....

Anchorage in Wallico's Channel,..
Albemarle Sound,.. From light-boat of Caroon's Point to a line joining Powell's Point and

Shell Bank, near the mouth of Currituck Sound,..
Thence up the sound to Martin's Point,...

Martin's Point to Trout's Hole, south of Rattlesnake Island,
North River, N. C.,..... At entrance, and seven miles up from Albemarle Sound,
Beaufort, N. C.......... Main ship channel,..

Through the Slue,
Cape Fear,

New Inlet Bar,

Western Bar,
Georgetown, S. C.,. Entrance to Winyah Bay, East and Southeast Pass,

Anchorage inside of North Island,

Up to Georgetown,.
Bull's Bay,

Over bar,...

At anchorage,
Charleston, S. C.,........ Main bar,.

North Channel,

Maffit's Channel,
North Edisto,

East Channel,

Southeast Channel,
St. Helena Sound,.. South Edisto Channel,

Southeast Channel,
South Channel,

East Channel,
Port Royal,..

East Channel,..
Southeast Channel,

South Channel,..
Tybee Entrance,.. Bar near Tybee Island,

Tybee Roads,..
Savannah,

Channel up to city, (Wrecks and Garden Bank,).

8
8
7
27

9
13
21
11
10
11
11
13
14
10
17

8
16
20
18
19
31
11

Doboy Bar, (inlet,)....

Entrance over bar,
Anchorage in sound,
Over bar at entrance,
Entrance to sound,..

15.5
24
17
88

St. Simon's,

HARBORS AND RIVERS OF THE U. 8.-(Continued.)

LEAST WATER IN CHANNEL WAY.

[blocks in formation]

}1855, 1856 and 1857.

St. John's River, Fla.,.

: : :

25.55

Florida Reef,

}

1852.

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Mean.

Spring tides.
Places between which depths are given.

Low water. High water. Loro water. High water.
Feet.

Feet.
Feet.

Feet. Authorities.
Turtle River up to Blythe Island,..

21
27.8
20.3

28.5 1855 and 1856. Main ship channel over bar,

14.5 20.8 14

20.7 Channel up to St. Mary's,..

19 24.9 18.5

20.2 Over bar at entrance,

7 11.5

6.4

11.9 Channel passing up towards Jacksonville,

1855.
23
25.1

22.5
Approaches to the inside of the reef:
Cape Florida lighthouse, bearing W. SW. %W.

20
21.5
19.9

21.7 Entrance to the northward of Fowey Rocks; Soldier Key bearing SW.X W., 19

20.5
18.9

20.7
Entrance to Legaré anchorage,

20
21.5

19.9 Turtle Harbor entrance, .....

26 27.5 25.9

27.7 Channel inside the reefs (Hawk Channel) from entrance off Cape Florida

1854. lighthouse to Rodriguez Key,..

11
12.5
10.9

12.7
Anchorage one mile from Indian Key,.

21
22.8
20.7

23.1
Bahia Honda Channel, west point of Bahia Honda bearing N. NW.

18
19.3
17.7

19.5
Key Sambo Channel, between Middle and Western Sambo,..

34
35.3
83.7

85.5 Inside the reef, and steering w. by N. for buoy,.

14
15.3
13.7

15.5
Main ship channel to middle buoy on shoals,.

27
28.3
26.9

28.5 From shoals to anchorage,..

81.3 29.9

31.5 East channel, entering,

30
81.3
29.9

31.5
On course N. NW. * W., (light on O'Hara's Observatory,) and passing
between shoals, .....

28
29.3
27.9

29.5 From 14 feet shoals to anchorage,

80 81.8 29.9

81.5 At anchorage,...

27 28.3 26.9

28.5

1850 and 1851, Rock Key Channel,

20 21.3 19.9

21.5 Sand Key Channel,

27 28.3 26.9

28.5 West Channel,...

80
81.3
29.9

81.5
Northwest Channel up to abreast Northwest Light,

15
16.8
14.9

16.5
Over Northwest Channel bar,

12
13.3
11.9

18.5 Northwest Channel,..

45 46.2 44.8

46.4 Southwest Channel,..

55.2 58.8

58.4

Key West,

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30

Tortugas,

Tampa Bay,

Over bar,.....

[blocks in formation]

Waccasassa Bay,
Cedar Keys,

20.4
18.4
10.6
11.6
13.6
11.2
14.2
17.2
9.2

St. Mark's

18.8
16.8
7.7
8.7
10.7

8.7
11.7
14.7
6.7

[blocks in formation]

19
17
8
9
11

9
12
15

7
15.5
14
13
19
13
39
10
13
7
7
22.5
27
21
21
36
12
6.5
7.5

14

Channel between Egmont and Passage Key,
Channel up to anchorage,
Main channel,
Northwest Channel over bar,
Over bar,...
Channel at middle buoy,
In mid-channel, off lighthouse,

Up to Fort St. Mark's,.
St. George's Sound, East entrance over bar,

Main ship channel,
Swash Channel,

At anchorage,
Apalachicola,..

Over bar,*
In mid-channel, off beacon on St. Vincent's Island,

Up to anchorage,
St. Andrew's Bay, Main ship channel, over bar,*

Swash Channel, over bar,..

West Pass, over bar,.
Pensacola,.

Over bar,*
From bar to Navy Yard,.

Off wharf at Pensacola, .
Mobile Bay and River,.. Over outer bar,*

Main ship channel to Fort Morgan,..
To the upper fleet,.

Grant's Pass,
Mississippi Sound,.. From Grant's Pass to Pascagoula mail wharf,*

Horn Island Pass, over bar,
Anchorage inside Horn Island,

Up to Pascagoula mail wharf,
Ship Island Harbor, Channel,

Northwest Channel,

Anchorage, Man-of-war Harbor,.
Cat Island Harbor,.. Ship channel,*.

South Pass,
Shell Bank Channel,

[blocks in formation]

8
8
23.5
"28
22
22
87
18
7.5
8.7
16.2
20.2

9.2
20.3
20.8
19.3
17.3
15.3
16.5

14.3
8.3
8.3
23.8
25.3
22.3
22.2
37.2
13.2

7.8
9
16.5
20.5

9.5
20.6
21.1
19.6
17.6
15.6
16.8

1847.
1851.
1653.

[blocks in formation]

}

1552 and 1853.

1848.

8
19
19.5
18
16
14
15.2

}

1848.

[graphic]
[blocks in formation]

PLACES,

Limits between which depths are given.

San Diego Bay,..

Entrance,
San Diego,

Midway between south end of Zuniga Shoal and Point Loma

lighthouse, bearing N. 61% W. by compass,..
Middle Ground lighthouse, bearing N. 67% W. by compass,

distant three-fourths of a statute mile,..
Midway and nearly in range between Ballast Point and point

opposite,
Abreast of La Plaza, 160 yards from shore,.

At end of wharf, (Newtown,)...
San Clemente Island, (SE. About midway between NE. and Sw. points at anchorage in
end,)

deepest bight, 450 yards from shore,..
San Clemente Island, (NW. About 200 yards from shore at anchorage,.

end,)
Mission San Juan Capistrano, At anchorage,
Santa Catalina Island, (SW. Anchorage in Catalina harbor,.

side,)
San Pedro,

In range between Pt. Pedro and half a mile from Dead Man's Is.
Point Duma,

Anchorage,...
San Buenaventura,

At anchorage half a mile from shore,.
Santa Cruz Island,.

Anchorage, Prisoner's harbor,...
Santa Barbara,...

Anchorage inside of kelp, 450 yards from shore,
San Miguel Island,

Anchorage, Cuyler's harbor,..
Coxo harbor,

Anchorage,
San Louis Obispo,.

Anchorage in harbor,.
San Simeon,

Harbor anchorage,.
Monterey harbor,

Anchorage,..

Near shore,.. Santa Cruz harbor,

Anchorage,

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