Table 2.

Median values for microbiological and physicochemical parameters of groups designated using CA for the analyzed sites

Site	Group	Coliforms	E. coli	Fecal coliforms	Fecal E. coli	Mesoph. bacteria	Psychroph. bacteria	T	EC25 °C	pH	NH4	NO3	NO2	PO4
		CFU 100 mL−1				CFU mL−1		°C	μS cm−1	–	mg L−1
Before STP	CA2	2118	383	4173	860	1090	1450	9.5	7.8	176.1	0.011	1.906	0.001	0.003
	CA1	4000	1130	820	56	85	980	4.6	8.0	268.9	0.026	3.002	0.001	0.003
	CA3	29	0	9	0	120	270	11.7	8.0	186.7	0.006	1.826	0.001	0.003
	CA4	46	0	7	0	74	50	1.9	8.0	236.7	0.019	2.684	0.001	0.003
Intake	CA1	11,000	7200	13,450	7500	4900	5200	4.3	7.8	202.6	0.091	2.959	0.049	0.055
	CA2	1335	310	541	37	553	868	4.2	8.0	246.6	0.040	3.196	0.001	0.049
	CA3	815	20	23	0	214	615	9.1	8.0	186.8	0.033	1.807	0.001	0.003
	CA4	81	0	2	0	868	645	2.1	8.2	267.7	0.055	3.173	0.001	0.003
Trybsz	CA2	2900	1200	4660	1343	780	2600	8.2	7.9	175.4	0.019	1.978	0.008	0.003
	CA1	10,000	4750	5410	1785	395	3850	3.9	7.9	252.3	0.055	4.113	0.014	0.073
	CA3	110	1	20	0	400	285	10.6	8.0	213.6	0.004	2.344	0.001	0.003
	CA4	185	7	85	0	270	400	0.8	8.1	268.5	0.130	3.725	0.001	0.003
Bryjów Stream	CA1	670	204	510	50	137	765	9.5	8.0	410.5	0.0017	2.2900	0.0008	0.003
	CA2	18	0	1	0	245	605	5.6	8.1	429.8	0.0200	2.0236	0.0008	0.003
	CA3	15	0	16	1	39	400	3.8	8.0	309.1	0.0396	4.6035	0.0008	0.003
Czerwonka Stream	CA2	288	74	247	74	2275	529	9.3	7.8	385.4	0.0051	1.5024	0.0008	0.003
	CA3	16	0	8	2	23	400	9.2	8.2	401.5	0.0011	1.2329	0.0008	0.003
	CA1	410	170	113	22	1330	4240	1.1	8.1	400.0	0.0806	2.7052	0.0013	0.008
	CA4	52	0	30	0	320	1208	3.1	8.0	408.2	0.2356	2.7378	0.0010	0.0074