74 @ The Containment of Underground Nuclear Explosions
Figure 4-10—Locations Monitored With Thermoluminescent Dosimeters (TLDs)
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Winnemucca
Pyramid Lake
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Lake
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Tonopah
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Lake Mead
Bakersfield
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Scale in Miles
One hundred thirty locations are monitored with TLDs. All TLDs are checked every 3 months for absorbed radiation.
SOURCE: Modified from Environmental Protection Agency.
ries of the test site has ever had detectable levels of
radioactivity attributable to the nuclear testing
program. An independenttest of water samples from
around thetest site was conducted by Citizen Alert
groundwater contamination offsite of the Nevada
TestSite.
Citizen Alert found no detectable levels oftritium
deployed for each test, 2) the onsite monitoring
system run by DOE,and 3) the offsite monitoring
system run by EPA, forms a comprehensive detection system for radioactive material. There is
(Reno, Nevada) at 14 locations (table 4-3).
or fission products in any of their samples. With-
standing any major change in the watertable, there
currently appears to be no problem associated with
MONITORING CAPABILITY
The combination of: 1) the monitoring system