Micropollutants Identification Affecting the Nearby Environment from Highway Runoff: The Case Study of Cyprus Highway

Table 2

Runoff physicochemical characteristics with respect to sampling time.

	Area A					Area B
	Time					Time
	15 min	30 min	45 min	60 min	24 h	15 min	30 min	45 min	60 min	24 h
	Mean	Mean	Mean	Mean	Mean	Mean	Mean	Mean	Mean	Mean
COD [mg O2/L]	98	62	40	42	42	173	148	137	122	115
EC [μS/cm]	415	336	219	200	259	905	738	746	638	495
TSS [mg/L]	1075	591	123	57	228	2738	1325	1265	721	201
TDS [mg/L]	283	220	156	135	172	593	606	586	435	333
pH	7.66	7.76	7.83	7.94	7.75	7.65	7.57	7.60	7.63	8.02
FOG [mg/L]	6.60	4.10	2.60	2.20	2.10	.	.	.	.	8.10
PHA [μg/L]	5.14	3.99	5.18	3.33	2.66	2.98	3.94	2.05	2.01	1.97
T. Coliforms [cfu/100 mL]	4.2E + 4	3.1E + 3	2.3E + 3	2.1E + 3	2.5E + 3	.	.	.	.	2.3E + 4
NO3 [mg/L]	1.09	0.84	0.81	0.67	0.69	.	.	.	.	2.35
NO2 [mg/L]	0.020	0.013	0.012	0.009	0.008	.	.	.	.	0.032
NH4 [mg/L]	0.10	0.05	0.05	0.10	0.07	.	.	.	.	0.24
SO4 [mg/L]	32	10	14	24	7	.	.	.	.	80
Cl [mg/L]	34	27	20	20	25	89	86	70	61	61
As [μg/L]	1	0	0	1	1	2	1	1	1	1
Ba [μg/L]	36	26	22	17	23	45	33	28	24	25
Bi [μg/L]	3	2	2	2	3	4	4	4	3	3
Cd [μg/L]	0	0	0	0	0	0	0	0	0	0
Co [μg/L]	0	0	0	0	0	1	0	0	0	0
Cr [μg/L]	1	1	1	1	1	3	3	2	1	1
Cu [μg/L]	5	3	2	3	3	10	5	3	3	6
Fe [μg/L]	84	58	51	28	79	23	13	7	8	8
Hg [μg/L]	0	0	0	0	0	0	0	0	0	0
Mn [μg/L]	2	2	2	1	3	3	4	0	4	2
Mo [μg/L]	1	1	0	0	0	2	2	1	1	1
Ni [μg/L]	7	5	5	3	2	1	1	1	1	2
Sr [μg/L]	204	186	156	134	117	543	456	406	275	232
P [μg/L]	545	414	408	357	418	557	340	327	211	303
Pb [μg/L]	3	3	2	3	3	2	4	3	4	4
Zn [μg/L]	17	15	9	11	5	3	1	1	0	9

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