Soil Samples from West Lake Neighborhoods

J. C, 3300 Block of Hollenberg Drive, Bridgeton, Mo

Sample gamma activity 84 Bq/ kg

Th 234 = 23 Bq/ kg

Pb 214 = 17 Bq/ kg

JC, 3300 Hollenberg Drive, Bridgeton, Mo______________________________________________________________

J. S, 12000 Crere Coeur Ridge, Maryland Heights, Mo.

Sample gamma activity 138 Becquerels/ kilogram

Th 234 = 30.4 Bq/ kg

Pb 214 = 16.3 Bq/ kg

JS, 12000 Crere Coeur Ridge, Maryland Heights, Mo______________________________________________________________

A.R., 3900 Avery Place Ct. Bridgeton, Mo

Sample gamma activity 208 Becquerels/ kilogram

Most activity do to Pb (lead) 214 and Th (thorium) 234, decay products of Uranium 238.

Th 234 = 43.8 Bq/ kg

Pb 214 = 33.4 Bq/kg

AR, 3900 Avery Place Ct, Bridgeton, Mo____________________________________________

MM, Drain spout, 12100 block of Nantucket Place, Maryland Heights, Mo

Total gamma activity 430 Bq/kg

Thorium 234 gamma activity 85 Bq/kg

Lead 214 gamma activity 44 Bq/kg

MM, Drain spout, 12### Nantucket Place, Maryland Heights (1)

 

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JC, 14 Prinz Circle, St, Charles, Mo.

Total gamma activity 572 Bq/kg

Thorium 234 gamma activity 101 Bq/kg

Lead 214 gamma activity 85 Bq/kg

JC, 1# Prinz Circle

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DL, Down spout 3000 block of Charmbrook Lane, Maryland Heights, Mo.

Total gamma activity 342 Bq/kg

Thorium 234 gamma activity 60 Bq/kg

Lead 214 gamma activity 36 Bq/kg

DL, Down spout 3### Charmbrook Lane, Maryland Heights

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