electronic supplementary material

SEDIMENTS, SEC 1 • SEDIMENT QUALITY AND IMPACT ASSESSMENT • RESEARCH ARTICLE

Effects of combined sewer overflows and storm water drains on metal bioavailability in small urban streams (Prague metropolitan area, Czech Republic)

Dana Komínková1 • Jana Nábělková2 • Tomáš Vitvar1

Received: 3 February 2015 / Accepted: 29 November 2015

© Springer-Verlag Berlin Heidelberg 2015

Responsible editor: Kimberley N. Irvine

1Czech University of Life Science Prague, Faculty of Environmental Science, Kamýcká 129, 165 21 Prague 6, Czech Republic

2CTU in Prague, Faculty of Civil Engineering, Thákurova 7, 166 29 Prague, 6, Czech Republic

* Dana Komínková

Supplement 2– Sediment

Table S1 Pseudo total concentrations of toxic metals in sediment (mg kg-1) and the cumulative criterion unit (CCU) based on HNO3 extraction. Values with grey background indicate concentration above TEC benchmark

Site / Cu / Zn / Pb / Ni / Cr / CCU
Max / Mean / Max / Mean / Max / Mean / Max / Mean / Max / Mean / Max / Mean
B1 / 14 / 12 / 41 / 36 / 10.7 / 9.9 / 13.4 / 11.6 / 16 / 16 / 1.8 / 1.6
B2 / 35 / 17 / 143 / 62 / 42.3 / 15.1 / 16.5 / 8.2 / 20 / 10 / 4.5 / 2.1
B3 / 215 / 96 / 546 / 169 / 108.8 / 51.6 / 36.3 / 16.6 / 82 / 42 / 17.6 / 7.7
B4 / 121 / 59 / 302 / 129 / 64.6 / 38.1 / 25.0 / 11.6 / 56 / 24 / 10.5 / 5.2
B5 / 88 / 49 / 129 / 87 / 40.5 / 28.3 / 25.6 / 11.1 / 37 / 18 / 6.6 / 3.9
R1 / 59 / 42 / 273 / 192 / 41.5 / 38.9 / 25.6 / 11.1 / 43 / 30 / 7.8 / 5.9
R2 / 60 / 50 / 222 / 214 / 53.6 / 44.9 / 19.7 / 19.5 / 29 / 28 / 7.7 / 6.8
R3 / 83 / 38 / 215 / 141 / 39.5 / 31.6 / 18.7 / 15.5 / 29 / 18 / 8.0 / 4.8
R4 / 56 / 38 / 261 / 179 / 45.3 / 43.9 / 22.9 / 17.7 / 34 / 24 / 8.3 / 4.6
R5 / 43 / 31 / 138 / 115 / 34.3 / 30.0 / 13.9 / 12.4 / 18 / 16 / 4.6 / 3.7
Z1 / 25 / 22 / 130 / 116 / 51.3 / 31.6 / 20.9 / 13.5 / 20 / 16 / 4.1 / 3.1
Z2 / 19 / 11 / 121 / 60 / 11.4 / 7.7 / 30.4 / 12.3 / 23 / 12 / 3.0 / 1.5
Z3 / 16 / 8 / 112 / 47 / 15.3 / 8.6 / 44.2 / 15.2 / 49 / 17 / 3.8 / 1.6
Z4 / 7 / 5 / 59 / 45 / 7.9 / 6.5 / 21.1 / 12.9 / 13 / 9 / 1.6 / 1.2
Z5 / 8 / 6 / 54 / 44 / 9.8 / 7.4 / 14.3 / 9.9 / 16 / 10 / 1.7 / 1.3
Z6 / 13 / 9 / 55 / 46 / 25.9 / 11.2 / 16.8 / 10.5 / 15 / 9 / 2.4 / 1.5
K1 / 99 / 47 / 481 / 225 / 55.5 / 29.9 / 41.4 / 21.4 / 47 / 24 / 10.3 / 5.1
K3 / 34 / 22 / 135 / 88 / 26.8 / 19.8 / 21.5 / 14.0 / 23 / 17 / 3.9 / 2.7
K4 / 22 / 18 / 167 / 144 / 33.7 / 27.0 / 15.3 / 13.2 / 22 / 18 / 3.7 / 3.0
K5 / 22 / 20 / 130 / 95 / 23.5 / 18.4 / 15.3 / 12.5 / 19 / 14 / 3.0 / 2.4
TEC / 28 / 159 / 34.2 / 39.6 / 56

Note: It was not possible to collect sediment at site K2. The channel is concrete and water velocity is high, preventing sedimentation

Table S2 Partitioning coefficient sediment –water (log value)

Site / Cu / Zn / Pb / Ni / Cr
Max / Mean / Max / Mean / Max / Mean / Max / Mean / Max / Mean
B1 / 3.4 / 3.1 / 3.8 / 3.8 / 3.9 / 3.5 / 3.6 / 3.4 / 4.5 / 4.2
B2 / 4.1 / 4.0 / 4.0 / 3.9 / 4.2 / 3.9 / 3.8 / 3.7 / 4.3 / 4.2
B3 / 4.6 / 4.6 / 4.4 / 4.3 / 4.4 / 4.4 / 3.8 / 3.8 / 4.9 / 4.9
B4 / 4.3 / 4.2 / 4.0 / 3.8 / 4.3 / 4.2 / 3.8 / 3.6 / 4.6 / 4.6
B5 / 4.3 / 4.2 / 4.0 / 3.5 / 4.2 / 4.0 / 3.8 / 3.6 / 4.4 / 4.2
R1 / 3.6 / 3.5 / 4.0 / 3.9 / 3.7 / 3.6 / 3.4 / 3.1 / 4.3 / 4.2
R2 / 3.5 / 3.4 / 3.9 / 3.9 / 4.0 / 4.0 / 3.3 / 3.2 / 4.2 / 4.0
R3 / 3.9 / 3.6 / 3.7 / 3.5 / 3.7 / 3.7 / 3.2 / 3.2 / 3.8 / 3.6
R4 / 3.6 / 3.5 / 3.7 / 3.7 / 4.0 / 3.9 / 3.3 / 3.2 / 4.1 / 4.0
R5 / 3.2 / 3.2 / 3.0 / 2.8 / 3.9 / 3.9 / 3.1 / 3.1 / 3.8 / 3.7
Z1 / 3.8 / 3.5 / 3.8 / 3.5 / 4.3 / 4.3 / 3.4 / 3.4 / 4.3 / 4.3
Z2 / 3.4 / 3.3 / 3.7 / 3.7 / 3.8 / 3.7 / 3.8 / 3.6 / 4.7 / 4.4
Z3 / 3.1 / 2.9 / 3.0 / 2.8 / 3.5 / 3.3 / 4.0 / 3.7 / 4.0 / 3.8
Z4 / 3.3 / 3.1 / 3.7 / 3.4 / 3.6 / 3.6 / 3.7 / 3.7 / 4.2 / 4.1
Z5 / 3.2 / 2.8 / 3.4 / 2.8 / 3.7 / 3.5 / 3.6 / 3.5 / 4.1 / 4.1
Z6 / 3.5 / 3.3 / 3.4 / 2.8 / 3.7 / 3.6 / 3.6 / 3.6 / 4.1 / 4.0
K1 / 3.9 / 3.8 / 4.1 / 3.9 / 3.4 / 3.4 / 4.4 / 4.2 / 4.1 / 4.1
K3 / 3.5 / 3.5 / 3.4 / 3.4 / 3.4 / 3.3 / 3.7 / 3.6 / 3.9 / 3.8
K4 / 3.1 / 3.0 / 3.4 / 3.3 / 3.2 / 3.1 / 3.5 / 3.4 / 3.8 / 3.6
K5 / 3.2 / 3.2 / 3.6 / 3.4 / 3.2 / 3.1 / 3.7 / 3.6 / 4.0 / 4.0

Fig. S1 Box and Whisker plot of mean values of Ni concentration in sediment at sites grouped according to prevailing impact of different urban drainage types

Fig. S2 Box and Whisker plot of mean values of Cr concentration in sediment at sites grouped according to prevailing impact of different urban drainage types

Fig. S3 Box and Whisker plot of mean values of Ni partitioning coefficient (log values) at sites grouped according to prevailing impact of different urban drainage types

Fig. S4 Box- and Whisker plot of mean values of Cr partitioning coefficient (log values) at sites grouped according to prevailing impact of different urban drainage types

2/5