Assessment of Physicochemical and Bacteriological Parameters in the Angads Aquifer (Northeast Morocco): Application of Principal Component Analysis and Piper and Schoeller–Berkaloff Diagrams

Table 1

Physicochemical and bacteriological data of the Angads groundwater in 2020.

Sample points	Parameters	Units	Average	Maximum	Minimum	Standard deviation
1	pH	—	7.19	7.55	6.95	0.19
2	T°	°C	21.39	23.6	19.7	1.18
3	Cond	(µS/cm)	2463	10355	986	2171.78
4	PI	(mg/l)	1.94	9.33	0.65	3.67
5	NH4^+	(mg/l)	0.16	0.67	0.02	0.25
6	Na^+	(mg/l)	215.45	1226.5	43.7	265.58
7	K^+	(mg/l)	6.37	15.3	0.71	146.62
8	Ca2^+	(mg/l)	162.88	601	72	146.62
9	Mg^2+	(mg/l)	152.21	693	54.67	154.91
10	Fe^2+	(mg/l)	1.41	17.7	0.06	4.23
11	Mn^2+	(mg/l)	0.27	0.46	0.07	0.27
12	Cl^−	(mg/l)	607.23	3597	172	788.87
13	NO2^−	(mg/l)	16.23	176	0.011	52.99
14	NO3^−	(mg/l)	50.62	134	5.38	39.8
15	SO4^2−	(mg/l)	219.42	1395	49	323.46
16	HCO3^−	(mg/l)	383.98	811.3	250.1	138.22
17	TC	(UFC/100 ml)	4668.52	36000	0	11317.84
18	FC	(UFC/100 ml)	557.89	4800	0	1399.31
19	FS	(UFC/100 ml)	1130.63	9000	0	2505.68