Table 2 The maximum (Max-v), minimum (Min-v), and average (Avg-v) values of vN and the difference between the average vN and the vN_base in 22 zones, based on data presented in Fig. 5 and the GNV dataset presented in Fig. 7.

From: Nitrate transport velocity data in the global unsaturated zones

Zone

Max-v (m/year)

Min-v (m/year)

Avg-v (m/year)

difference

1

54.3173

0.0000

0.3354

0.0954

2

208.5967

0.0000

0.8044

0.0544

3

4.8257

0.0000

0.6954

0.0354

4

10.7158

0.0000

1.6582

0.0082

5

43.7150

0.0137

3.7747

0.2747

6

3.2351

0.0516

0.9301

−0.0699

7

0.5658

0.0226

0.1009

0.0009

8

0.6267

0.0972

0.3168

0.0168

9

3.0684

0.1431

0.9500

0.1900

10

2.4700

0.1655

0.9677

0.0177

11

10.0681

0.0000

1.0141

0.0141

12

3.4465

0.5573

1.1189

0.0589

13

2.4656

0.1783

1.1203

0.0103

14

12.8182

0.6826

3.0822

0.0822

15

14.6052

1.2340

3.5547

0.0547

16

68.8014

0.7753

10.1167

0.1167

17

327.5643

0.0000

3.7971

0.2971

18

33.7497

0.0000

1.7879

0.1379

19

166.7290

0.0000

0.8138

0.1508

20

512.0000

0.0000

2.8921

0.3221

21

588.2890

0.0000

2.3786

0.3486

22

168.9150

0.0000

1.7125

0.2525