Area Included
Primary Map/Chart Location
Secondary
Notes
Ref.
Location
File No.
No.
Date
Month
Title
Origin
Map/Chart ID
Sheet
Format
Type
Scale
Size (in.)
1
2
3
4
Location
Record No.
Dated 19 November 1941; Image size 11x
18; Sounding data in transects; dredge
WD-COE-
dump ground shown at confluence of
Dredging in Fields Landing Channel
USArmy-US
165
1941
Nov
FL
EC
File: 5 Div: 1 Sheet: 42
1 of 1
BL
BA
1:6000
28 x 40
DPW
RG-06-30-A
F140
Entrance Channel and Entrance Bay
Humboldt Bay, CA
Eng Off.1st
immediately at mouth of Fields Landing
Dist. SF. CA.
Channel with pre-disposal depth of 51 to
60 ft.
WD-COE-
Dated 5 March 1941; image size 11 x 18;
Dredging in Fields Landing Channel
File: 5 Div: 1 Sheet:
USArmy-US
Sounding data in transects; dredge disposal
166
1941
Mar
FL
EC
1 of 1
BL
BA
1:6000
28 x 40
DPW
RG-06-30-A
F140
Humboldt Bay, CA
Eng Off.1st
35-A
area for Fields Landing Channel is at head
Dist. SF. CA.
of Entrance Channel.
US Army
U.S.G.S. Early
Mapped area goes north to Clam Beach.
Map
167
1942
Eureka, CA, quadrangle
Survey &
EC
EB
NC
NB none
1 of 1
BW
TO
1:62500
25 x 30
DPW
Quads Historic
U.S. Eng. U.S. Army Tactical Maps
Draw 9
USC&GS
Quads File
Controlled Reconnaissance Sheet.
Dated 6 March 1942; shows easements on
Easement right of way Fairhaven to
WD COE
168
1942
Mar
NS
EC
File: 5 Div: 1 Sheet:37
1 of 1
BL
SL
1:6000
11 x 18
DPW
RG-06-05
F143
North Spit from Entrance north to Fairhaven
U.S. Reservation
USArmy
(opposite old Eureka airfield).
WD-COE-
USArmy-US
Data in transects across channel; dated
169
1943
Jul
Humboldt Bay, CA
FL
File: 5 Div:1 Sheet:81
2 of 3
BL
BA
1:6000
28 x 40
DPW
RG-06-30-1
F140
29 July 1943.
Eng Off.1st
Dist. SF. CA.
DOC
170
1944
Dec
Humboldt Bay, CA, U.S. West Coast
HB
Chart No. 5832
1 of 1
OR
NA
1:30000
33 x 38
DPW
RG-06-30
F114
Original, printed in color.
USC&GS
171
1944
Humboldt Bay
USC&GS
HB
none
1 of 1
BW
NA
1:30000
25 x 30
HBHRCD
Rolls
WD-COE-
Data in transects across channel; dated
Humboldt County, CA, Humboldt Bay USArmy-US
172
1946
Jun
FL
SB
File: 5 Div: 2 Sheet: 85
3 of 3
BL
BA
1:6000
28 x 40
DPW
RG-06-31
F140
27 June 1946; part of Southport Channel
Fields Landing Channel
Eng Off.1st
shown.
Dist. SF. CA.
Dated 26 July 1946; blue line dark; map
WD-COE-
shows dredge disposal sites at mouth of
Humboldt Bay dredging (Fields
USArmy-US
173
1946
Jul
FL
File: 5 Div: 1 Sheet: 39
3 of 3
BL
BA
1:6000
28 x 40
DPW
RG-06-31
F140
Southport Channel (at Entrance Channel)
Landing Channel)
Eng Off.1st
and in Fields Landing Channel south of
Dist. SF. CA.
Fields Landing dock.
Not dated but data for Station A and B is
from Wave Report No. 68 by Scripps dated
July 1947 titled "A Statistical Study of Wave
Conditions at Five Open Sea Locations
not
Along the California Coast;" map shows
174
1947
Humboldt Bay, CA
SF Dist COE EC
OS
File: 5 Div:51 Sheet: 1
3 of 11
CM
OT
28 x 40
DPW
RG-06-14
F143
applicable
swell diagram for period 1932 to 1942 with
1062 observations; Station A is located
south of Cape Blanco and Station B is south
of Cape Mendocino; also shows wave
height and direction for 1936, 1937, 1938.
COE US
Humboldt Bay dredging (Fields
Dated 12 May 1949; blue line dark; data in
175
1949
May
FL
File: 5 Div: 1 Sheet: 42
2 of 2
BL
BA
1:6000
28 x 40
DPW
RG-06-32
F140
Army Off of
Landing Channel)
transects.
Dist Eng
DOC
176
1950
Oct
Humboldt Bay, U.S. West Coast
HB
Chart No. 5832
1 of 1
OR
NA
1:30000
25 x 30
DPW
RG-06-30
F114
Original, printed in color with borders cut off.
USC&GS
DOC
177
1950
Humboldt Bay, U.S. West Coast
HB
Chart No. 5832
1 of 1
BW CM
NA
1:30000
22 x 28
DPW
RG-06-31
F114
Date unknown but probably in 1950s.
USC&GS
C23
Appendix C Listing of Available Maps and Charts by Date
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