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Table 10. Tritium concentrations in ground-water samples collected from springs and wells

[pCi/L, picocuries per liter; TU, tritium units; < MRL, less than minimum reporting level; NA, not applicable because concentration is less than minimum reporting level]

Site number

Hydrogeologic unit

Minimum reporting level (pCi/L)

Analytical uncertainty1 (+/- pCi/L)

Tritium concentration (pCi/L)

Tritium concentration (TU)

S1

Springs discharging from clinker

1

4

76

24

S2

Springs discharging from clinker

1

3

52

16

 

 

 

 

 

 

W1

Wasatch aquifer

1

1

< MRL

NA

W2

Wasatch aquifer

1

1

9

2.8

W3

Wasatch aquifer

1

1

2

0.6

W4

Wasatch aquifer

1

1

< MRL

NA

W5

Wasatch aquifer

1

1

6

1.8

W6

Wasatch aquifer

1

1

2

0.6

W7

Wasatch aquifer

1

1

1

0.3

W8

Wasatch aquifer

1

1

< MRL

NA

 

 

 

 

 

 

C1

Coalbed aquifers

1

1

< MRL

NA

C2

Coalbed aquifers

1

1

< MRL

NA

C4

Coalbed aquifers

1

1

1

0.3

C5

Coalbed aquifers

1

1

< MRL

NA

C6

Coalbed aquifers

1

1

< MRL

NA

C8

Coalbed aquifers

1

1

1

0.3

C10

Coalbed aquifers

1

1

2

0.6

C11

Coalbed aquifers

1

1

1

0.3

C12

Coalbed aquifers

1

1

< MRL

NA

C13

Coalbed aquifers

1

1

< MRL

NA

C15

Coalbed aquifers

1

1

< MRL

NA

C16

Coalbed aquifers

1

1

< MRL

NA

C17

Coalbed aquifers

1

1

1

0.3

1Also known as two-sigma precision estimate.


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