Journal of Geological Research

Research Article

The Influence of Sewage System on the Functioning and Quality of Krakow’s Watercourses

Table 2

Changeability of physiochemical indicators in the samples of sediments and the Vistula water.


Sample symbol	Cd	Cr	Ni	Cu	Pb	Zn	Mn			pH	TDS^* EC^**	Eh	Fr. < 0.020 mm	Suspended sediment density
Sample symbol	mg/kg Fr. < 0.020 mm >0.45 m^s <0.45 m^w							mg/dm³			mg/dm³^* mS/cm^**	mV]	[%wt.	g/cm³

MZ^w	1.5	0.6	13	3	3	18	—	4.2	63.6	—	2.38^*	—	—	—
MZ^s	11.1	138	150	145	692	1379	—	—	—	7.53^**	5.31^**	232^**	—	0.1345
P1	5.7	3.5	10	17	42	672	476	13.2	116.5	6.81	3.43	191	20.81	—
P2	8.8	49.8	25	42	236	165	579	20.1	145.0	7.04	3.96	114	1.78	—
MD^w	1.2	1.2	12	3	2	19	—	15.2	128.7	—	2.49^*	—	—	—
MD^s	12.0	202	160	182	690	1968	—	—	—	7.46^**	5.12^**	231^**	—	0.3236
L2	13.1	7.0	21	69	103	1069	400	37.3	95.1	—	—	—	12.41	—
P3	9.2	19.0	26	54	82	939	1428	17.2	115.0	7.20	3.28	128	4.52	—
L3	4.0	49.8	7	3	49	95	202	12.7	116.0	—	—	—	12.41	—
MG^w	1.1	1.2	10	3	3	14	—	14.5	172.5	—	3.61^*	—	—	—
MG^s	15.4	150	160	174	668	1707	—	—	—	7.63^**	4.48^**	236^**	—	0.3020
P4	8.1	34.5	3	24	117	422	231	10.5	116.9	7.05	3.70	200	75.20	—
L4	9.5	7.7	15	25	218	361	251	9.4	100.0	7.18	3.46	148	56.90	—
P5	3.5	34.9	7	12	191	197	207	8.4	105.2	6.63	3.80	−28	16.84	—
P6	9.6	47.2	23	98	211	1093	332	7.5	112.9	7.03	3.11	148	12.15	—
MP^w	1.6	0.8	13	3	4	18	—	14.7	367.3	—	2.49^*	—	—	—
MP^s	4.3	161	142	157	836	1563	—	—	—	7.67^**	4.69^**	238^**	—	0.2166
P7	7.3	16.2	10	19	40	258	598	15.1	98.0	6.93	3.63	20	3.54	—
P8	6.7	18.2	11	38	210	434	261	11.0	113.5	7.21	3.64	186	28.43	—
MPS^w	1.6	1.1	13	3	4	16	—	15.2	137.2	—	2.38^*	—	—	—
MPS^s	9.3	116	107	132	585	1244	—	—	—	7.67^**	5.19^**	251^**	—	0.1897
L5	11.0	17.4	14	41	92	539	358	9.3	113.3	7.16	3.72	112	16.84	—
L6	24.3	55.8	19	101	100	1265	300	1.1	169.8	7.10	2.12	−124	24.14	—
MK^w	1.4	0.9	13	3	6	16	—	14.3	233.9	—	1.92^*	—	—	—
MK^s	11.4	142	162	206	707	2037	—	—	—	7.89^**	4.88^**	239^**	—	0.1367
LSW	12.6	40.7	47	369	290	1698	57	—	—	—	—	—	—	—
MN^w	1.1	0.6	10	4	7	24	—	14.3	233.9	—	3.20^*	—	—	—
MN^s	12.0	271	171	357	941	4422	—	—	—	7.56^**	4.38^**	250^**	—	0.2906

P1–P8, L1–L6: storm spillovers, M: bridges (Z: Zwierzyniecki, D: Dębnicki, G: Grunwaldzki, P: Piłsudskiego, PS: Powstańców Śląskich, K: Kotlarski, and N: Nowohucki); w: water (dry residue), s: water with suspension, TDS: Total Dissolved Solids-filtered water, ^**water with suspension.