Pollution Characteristics and Risk Assessment of Heavy Metal Elements in Sediment in the West Lake of Hengshui Lake

Table 3

I_geo of heavy metal elements elements in the sediment at various sampling points in the West Lake of Hengshui Lake.

Sampling point	Cr	Zn	Pb	Cu	Cd	Hg	As	Sb
1	0.113037897	−0.530787361	0.509194993	0.272562018	0.641808361	0.311201688	0.028014376	−3.267772325
2	−0.089312281	−0.873242858	0.259301687	0.450984196	−0.117183539	0.768674454	−0.314873337	−4.515699838
3	0.327970658	−0.514923724	0.868968474	0.948349369	1.391830108	1.05246742	0.185555653	−3.81526012
4	−0.455739836	−1.128209982	−0.33315535	0.158605828	0.430304256	−0.328622747	−0.502500341	−4.708344916
5	−0.245816767	−0.907350712	0.483828273	−0.129145151	−0.117183539	−0.08246216	−0.563900885	−4.05626822
6	−0.522946003	−1.00737953	−0.029374602	0.301489203	0.269839584	−0.506959989	−0.415037499	−4.345774837
7	−0.20954138	−0.717872913	−0.158229668	−0.063127979	0.182376742	−0.362570079	−0.453256822	−3.608809243
8	−0.121121019	−1.002455652	0.221433501	0.577590512	0.352301744	0.84502534	−0.172579455	−3.930737338
9	−0.004937118	−0.564861295	0.655529336	0.276209795	0.089267338	0.784271309	0.14775362	−3.515699838
10	−0.367709072	−1.196857329	−0.11398683	−0.067744607	−0.358191639	0.602664502	−0.332575339	−4.930737338
11	−0.33004802	−0.756728849	0.263034406	0.060481104	0.641808361	0.859822342	−0.396300937	−4.345774837
12	−0.24748752	−0.645083493	−0.283306801	−0.552246926	−0.010268335	−0.140177658	−0.553484269	−5.193771743
13	−0.382318767	−0.561236431	−0.038534601	0.004405179	0.352301744	0.026472211	−0.462971976	−4.708344916
14	0.447412036	−0.564861295	1.082586418	0.863599033	1.311659759	1.483517237	0.472232901	−2.561503528
15	0.666407273	−0.295790499	1.244273478	0.699421225	1.767339243	1.311201688	0.575502171	−2.81526012
16	0.016104019	−0.921222887	0.259301687	−0.488960681	1.040357738	0.584962501	−0.229481846	−3.930737338
17	0.177960582	−0.622243517	0.727540581	−0.058526077	1.182376742	1.222392421	0.338801913	−3.708344916
18	−0.077376784	−0.895891597	0.655529336	−0.14369346	0.574694165	0.245112498	0.589669503	−4.05626822
19	0.315577263	−0.424885285	0.51546759	0.021892606	1.269839584	0.688055994	0.46712601	−2.386416821
20	−0.198187904	−1.009847786	0.146624914	−0.458329062	−0.232660757	3.20343E − 16	−0.050373523	−4.345774837
Average	−0.059403637	−0.75708665	0.346801341	0.133690806	0.533130883	0.468252449	−0.082134004	−3.937365064
Natural pond	−0.218821314	−0.242392258	−0.239016775	−0.291831282	−0.03527576	−0.269995762	−0.395816315	−1.41735305