Portsmouth Background

Background concentrations for inorganic and selected organic chemicals soil and groundwater

This table is reproduced from the Background Investigation Report and more recent Quadrant CAS/CMS Reports.

Analyte
Background Value
soil background (mg/kg)
gallia background (ug/l)
berea background (ug/l)
Aluminum
15314
---
---
Antimony
---
36.5
39.5
Arsenic
31
92
12
Barium
181
151
4011
Benzene
---
---
10.5
Beryllium
1.4
6.5
7
Boron
---
---
---
Cadmium
2
6.5
7
Calcium
1465
---
---
Chromium
28.6
21
17.5
Cobalt
28.2
13
91
Copper
32.6
21
22.5
Cyanide, total
2.5
10.5
10.5
Ethylbenzene
---
---
1.2
Fluoride
9.5
410
4212
Iron
51180
---
---
Lead
34
16
10
Lithium
35
---
---
Magnesium
4742
---
---
Manganese
2012
---
---
Mercury
0.048
1.5
1.5
Nickel
34
30.5
840
Potassium
1902
---
---
Selenium
3
10.5
10.5
Silver
2.5
10.5
11
Sodium
63
---
---
Thallium
2.5
10.5
21.5
Tin
---
36.5
39.5
Toluene
---
---
27
Uranium, total
4.8
1000
1000
Vanadium
50.2
41
12.5
Xylenes
---
---
7.9
Zinc
101
106
115