Lake Michigan environmental survey : final report / [edited] by John C. Ayers.
4*4a*~-4~** LAKE MICHIGAN RADIOLOGICAL SURVFY Table A-19 (Cont'd.) RADIOACTIVITY IN SEDIMENT - 1970 SA'P L E SPH WEIGHT1 COLLECTION ACTIVITY IN PCI/GRAM (% ERROR)2 STATION tUMBER (GRAMS) DATE CESIUM-137 RADIUM-226 POTASSIUM-40 E-4* 1-76 300.0 05 -16-70 0.2 (94%) 3.1 (18%) 30.5 (14%) [ '?8 340.4 0 05-16-70 0.0 ( 0%) 2.6 (22%) 28.7 ( 16%,) 205 412.0 05-16-70 0.9 (16570) 1.3 (20`) 16.6 (14%) L F2 190 570. 0 05'-16-70 0.6 ( 14T) 0.7 (22%.) 12.3 (12Y) F 225 216,0 05-16-70 0.0 V 0) 3,3 (18%) 33.9 (14%) / 191 549.0 05-20-70 1.0 (14) 1.4 (20) 9.8 (18) (20( 560.0 05-19-70 0,7 (22%~) 0.6 (3 8) 8.2 (22 ) i201 512.0 05-19-70 0.4 (-2%) 0.71 (30) 5.8 (26%) 220 356.0 05-19-70 0.0 ( 0%) 2.1 (18%) 23.6 (14%) F 520C) 7 3 4 9. 0 05-19-70 0. 1 (88%) 1.9 (1)WY 23.0 ( 14% F 184 5 'i 3 ~ 0 05-1i9-70 0. 4 (2 4) 1.0 220%) 11.3 (14I) K 1 71 571.0 05-22-70 1.0 (12%) 0.8 (22%) 9.4 (14 I 91 1 535.0 05-22-70 0.3 (22%) 0.6 (20%) 7.7 (14%) 71 N a 187 597.0 05-03-70 0.0 ( 0%) 2.1 (20%) 8,5 (26%) Z I CHN'* 210 595.0( 06-09-70 0,? (62%2 ) 1.4 ( 184 ) 8.9 1. Dried vw'eight. 2. Number in parentheses is percent error (two standard deviations) of total radioactivity content in sample. 3. Radioactivityilevcls were corrected for decay back to the date of collection. A- 46
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About this Item
- Title
- Lake Michigan environmental survey : final report / [edited] by John C. Ayers.
- Author
- Ayers, John C. (John Carr), 1912-
- Canvas
- Page 46
- Publication
- Ann Arbor, Mich. :: University of Michigan, Great Lakes Research Division,
- 1970.
- Subject terms
- Radioecology -- Michigan, Lake.
- Michigan, Lake.
Technical Details
- Collection
- Great Lakes Digital Library
- Link to this Item
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https://name.umdl.umich.edu/4738400.0001.001
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https://quod.lib.umich.edu/g/glrr/4738400.0001.001/58
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- Manifest
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https://quod.lib.umich.edu/cgi/t/text/api/manifest/glrr:4738400.0001.001
Cite this Item
- Full citation
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"Lake Michigan environmental survey : final report / [edited] by John C. Ayers." In the digital collection Great Lakes Digital Library. https://name.umdl.umich.edu/4738400.0001.001. University of Michigan Library Digital Collections. Accessed May 17, 2025.