Research Article

The Radiological Impact of 210Pb and 210Po Released from the Iron- and Steel-Making Plant ILVA in Taranto (Italy) on the Environment and the Public

Table 9

The 210Po and 210Pb concentrations in Bq kg−1 in soil samples (depth: 0–5 cm) collected from the area of the ILVA Taranto (SS1-SS6) and from Castel Romano Roma (SS7) on 2 November 2008.

Sample no.Sampling siteSample weight, gPo yield, % 210PoPb yield, % 210Pb 210Po/210Pb

SS1-1Piazza del Gesù3.251078.4 91.5 1.05
SS1-2Piazza del Gesù3.212593.9 87.3 0.955
SS2-1Via Raimondello Orsini,3.209587.0 94.3 0.935
SS2-2Via Raimondello Orsini,3.1815101.8 92.5 0.866
SS3-1Via Cannata3.141990.8 90.9 0.906
SS3-2Via Cannata3.177597.4 97.9 1.01
SS4-1Via del Tratturello3.198079.2 96.4 1.06
SS4-2Via del Tratturello3.056496.9 94.3 0.899
SS5-1Via delle Sorgenti, Statte3.229293.4 93.7 0.998
SS5-2Via delle Sorgenti, Statte3.2858100.5 91.2 0.863
SS6-1Via Santerano, Gioia del Colle3.215199.8 88.2 0.896
SS6-2Via Santerano, Gioia del Colle3.056686.6 89.7 0.927

Mean ± 1SD 92.3 ± 3.2
Range3.0564–3.285878.4–101.849.3–14087.3–97.951.6–1500.863–1.06

SS7-1Castel Romano, Roma3.211487.452.8 ± 2.989.7 0.866
SS7-2Castel Romano, Roma3.191983.252.5 ± 2.989.1 0.946

Mean ± 1SD
Range3.1919–3.211483.2–87.452.5–52.889.1–89.755.5–60.90.866–0.946