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Survey Meter Readings at Rongelap Atoll
March,
Rongelap Island
Sta.
No.
1
1959
Values expressed in milliroentgens per hour
Area or locality
3' above ground
Shield:
closed
open
1" above ground
closed
open
. 05
. 03
_ 10
. 03
. 03
17
02
. 02
05
. 03
. 03
. 07
. 04
. 03
.12
05
. 03
17
. 03
02
. 04
. 04
. 03
. 05
(Note: Pandanus trees at this
station have been cut down.
, 04
. 03
. 03
10
. 04
. 20
(Note:Scaevola and
Messerschmidia have grown
. 02
.O1
. 03
. 03
.025
(Note: Unable to find
Morinda tree.
Area
is being cleared).
(Note: These areas are
being cleared of all but
coconut trees).
Readings taken over dead
leaves next to stump).
densely to heights of +3!
throughout previously clear
area in coconut grove).
a
TO \
.,
ew
a
7
ou.
Phu
, 4
. 02
. O16
. 02
. 016
.015
. 01
. 02
.O1
. 02
. 04
. 04
. 03
. 05
. 30
(1) For original descriptions of stations refer to "Survey Meter Readings at
Rongelap Atoll, August 1958"
(2) First reading with MX5 meter furnished and calibrated by Radsafe Eniwetok
Branch USAEC.
(3) Second reading with Scintillation survey Meter Model S5M-3A, serial No. 098,
AEC Cat. No. SBX-5, Nuclear Research Corp., Philadelphia, Pa. Calibrated
and furnished by Brookhaven National Laboratories.
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Bb
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