Table C: Evaluation of the Upper, Average and Lower Uranium concentration to estimate seasonal variations

Life-time Average

12 - 17 a

< 1 a

[U]

Yearly dose (mSv/a)

[U]

Yearly dose (mSv/a)

[U]

Yearly dose (mSv/a)

(ug/L)

Upper

Average

Lower

U/A Ratio

A/L Ratio

(ug/L)

Upper

Average

Lower

U/A Ratio

A/L Ratio

(ug/L)

Upper

Average

Lower

U/A Ratio

A/L Ratio

5

0.036

0.023

0.005

1.53

4.41

5

0.062

0.036

0.011

1.72

3.37

5

0.152

0.085

0.005

1.79

17.77

25

0.063

0.048

0.027

1.31

1.75

25

0.122

0.091

0.052

1.35

1.76

25

0.247

0.167

0.069

1.48

2.42

50

0.097

0.079

0.055

1.23

1.43

50

0.197

0.159

0.103

1.24

1.55

50

0.367

0.270

0.149

1.36

1.81

75

0.132

0.110

0.083

1.20

1.33

75

0.273

0.228

0.154

1.20

1.48

75

0.487

0.373

0.230

1.31

1.62

100

0.166

0.141

0.111

1.18

1.28

100

0.348

0.296

0.205

1.18

1.44

100

0.607

0.476

0.310

1.27

1.54

125

0.200

0.172

0.138

1.16

1.24

125

0.423

0.365

0.256

1.16

1.42

125

0.726

0.579

0.390

1.25

1.48

150

0.235

0.203

0.166

1.15

1.22

150

0.499

0.433

0.307

1.15

1.41

150

0.846

0.682

0.471

1.24

1.45

175

0.269

0.234

0.194

1.15

1.21

175

0.574

0.501

0.359

1.15

1.40

175

0.966

0.785

0.551

1.23

1.42

200

0.303

0.265

0.222

1.14

1.20

200

0.650

0.570

0.410

1.14

1.39

200

1.086

0.888

0.631

1.22

1.41

225

0.338

0.296

0.249

1.14

1.19

225

0.725

0.638

0.461

1.14

1.39

225

1.205

0.991

0.712

1.22

1.39

250

0.372

0.327

0.277

1.14

1.18

250

0.800

0.707

0.512

1.13

1.38

250

1.325

1.094

0.792

1.21

1.38

275

0.406

0.358

0.305

1.13

1.18

275

0.876

0.775

0.563

1.13

1.38

275

1.445

1.197

0.872

1.21

1.37

300

0.441

0.389

0.333

1.13

1.17

300

0.951

0.844

0.614

1.13

1.37

300

1.565

1.300

0.953

1.20

1.36

325

0.475

0.420

0.360

1.13

1.17

325

1.026

0.912

0.666

1.13

1.37

325

1.684

1.403

1.033

1.20

1.36

350

0.509

0.451

0.388

1.13

1.16

350

1.102

0.981

0.717

1.12

1.37

350

1.804

1.506

1.113

1.20

1.35

375

0.544

0.483

0.416

1.13

1.16

375

1.177

1.049

0.768

1.12

1.37

375

1.924

1.609

1.194

1.20

1.35

400

0.578

0.514

0.444

1.13

1.16

400

1.253

1.118

0.819

1.12

1.36

400

2.044

1.712

1.274

1.19

1.34

425

0.612

0.545

0.471

1.12

1.16

425

1.328

1.186

0.870

1.12

1.36

425

2.163

1.815

1.354

1.19

1.34

450

0.646

0.576

0.499

1.12

1.15

450

1.403

1.255

0.922

1.12

1.36

450

2.283

1.918

1.434

1.19

1.34

475

0.681

0.607

0.527

1.12

1.15

475

1.479

1.323

0.973

1.12

1.36

475

2.403

2.021

1.515

1.19

1.33

500

0.715

0.638

0.555

1.12

1.15

500

1.554

1.392

1.024

1.12

1.36

500

2.523

2.124

1.595

1.19

1.33

525

0.749

0.669

0.582

1.12

1.15

525

1.629

1.460

1.075

1.12

1.36

525

2.642

2.227

1.675

1.19

1.33

550

0.784

0.700

0.610

1.12

1.15

550

1.705

1.529

1.126

1.12

1.36

550

2.762

2.330

1.756

1.19

1.33

575

0.818

0.731

0.638

1.12

1.15

575

1.780

1.597

1.177

1.11

1.36

575

2.882

2.433

1.836

1.18

1.33

600

0.852

0.762