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.
Erosion at Point, Humboldt Humboldt
WD COE
File: 5 Div:20 Sheet:
136
1930
Mar
EB
1 of 1
BL
BA
1:10000
11 x 17
DPW
RG-06-03
F142
Dated 8 March 1930.
Bay, CA, 1851 -1930
USArmy
31
Dated 8 December 1930, 1 blue line bad,
shows dredge Dump Ground 1 at future
WD COE
location of King Salmon for purposes of
137
1930
Dec
Channels in Humboldt Bay, CA
EB
FL
NB
File: 5 Div:1 Sheet: 26
2 of 2
2-BL
TH
1:6000
28 x 40
DPW
RG-06-04
F142
USArmy
dredging at Buhne Spit; Dump Ground 2 in
North Bay (Arcata Bay) for Arcata Channel
dredging.
Shows ebb tide and flood tide drifter study
for Entrance Bay; drifter release at head of
US Eng. Of.
Surface conditions in vicinity of Buhne
Entrance Channel. Note on map "Tidal
138
1930
Jan
1st Dist. SF
EB
EC
File: 5 Div:17 Sheet: 2
1 of 1
BL CM
OT
1:6000
28 x 40
DPW
RG-06-14
F143
Property, Humboldt Bay, CA
CA
marigram from predicted tides for Humboldt
Bay, CA."
Index
139
1931
Humboldt, Bay, CA, Survey
WD COE SF HB
File:5 Div:2
Sheet 1 of
CM
BA
1:100000
28 x 40
DPW
RG-06-02
F137
9
Excellent bathymetry Entrance Channel and
140
1931
Humboldt Bay, CA, Survey
WD COE SF HB
File:5 Div:2
8 sheets
CM
BA
1:6000
28 x 40
DPW
RG-06-02
F137
Entrance Bay on Sheets 6 and 7.
probably WD
141
1931
Jul
Preliminary drawing of Humboldt Bar
OS
EC
none
1 of 1
BL
BA
1:6000
24 x 21
DPW
RG-06-26
F140
but not titled
WD-COE-
Very good definition of shoals in Entrance
Entrance channels of Humboldt Bay,
USArmy-US
Bay; Wind rose based on number of days of
142
1931
Aug
OS
EC
EB
File: 5 Div:2 Sheet:68
1 of 1
BL CM
BA
1:6000
24 x 21
DPW
RG-06-27
F140
CA
Eng Off.1st
observations on map but source of data not
Dist. SF. CA.
noted.
WD COE US
Existing inner channels Humboldt
Doc File:D49/122 File:
143
1933
Mar
Eng Of. SF,
1 of 1
BL
BA
1:30000
28 x 40
DPW
RG-06-16
F139
Survey map dated 25 March 1933.
Bay, CA
5 Div:1 Sheet:27
CAL
U.S.G.S. early
NC
Map
144
1933
Eureka, CA, quadrangle
USC&GS
1 of 1
OR
TO
1:48000
25 x 30
DPW
quads historic
NB
Draw 9
quads file
WD-COE-
Survey of June 1935, Humboldt Bay,
USArmy-US
145
1935
Jun
FL
EB
EC
File: 5 Div:2 Sheet:72
1 of 1
BL
BA
1:6000
28 x 40
DPW
RG-06-28-1
F140
Sounding data in transects across channels.
CA, Fields Landing Channel
Eng Off.1st
Dist. SF. CA.
WD-COE-
Dated 25 July 1936, image size 11 x 18;
Dredging in Fields Landing Channel
USArmy-US
File: 5 Div: 1 Sheet:
Sounding data in transects; Dredge disposal
146
1936
Jul
FL
EC
1 of 1
BL
BA
1:2400
28 x 40
DPW
RG-06-30-A
F140
Humboldt Bay, CA
30-A
Eng Off.1st
area for Fields Landing Channel is at head
Dist. SF. CA.
of Entrance Channel.
WD COE US
Annual Survey 1937, Humboldt Bay,
147
1937
Dec
Eng Of SF, NB
File:5 Div:2 Sheet:73
1 of 4
CM
BA
I:6000
28 x 40
DPW
RG-06-17
F139
Survey map dated 15 December 1937.
CA, Arcata Channel
CA
Survey by
RG-06-28
Not dated, U.S. Engineers Surveys to May
148
1938
May
Humboldt Bay, CA, U.S. West Coast
U.S.
HB
No ID
1 of 1
BL
NA
1:30000
28 x 32
DPW
F114
copy 1
1938.
Engineers
Survey by
RG-06-09
Not dated, U.S. Engineers Surveys to May
149
1938
May
Humboldt Bay, CA, U.S. West Coast
U.S.
HB
No ID
1 of 1
BL
NA
1:30000
24 x 28
DPW
F114
copy 2 & 3
1938.
Engineers
C19
Appendix C Listing of Available Maps and Charts by Date
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