Review of Upflow Anaerobic Sludge Blanket Reactor Technology: Effect of Different Parameters and Developments for Domestic Wastewater Treatment

Table 1

Characteristics of sewage in different cities of the world.

	Pakistan [82]		Palestine	Brazil	Columbia	Netherlands
	Karachi	Lahore	Al Bireh [3]	Pedregal [1]	Cali [1]	Bennekom [1]
BOD	220–475	200–215	-	368	95	231
COD	200–1400	580–803	1586	727	267	520
Chlorides	300–1200	32–72	-	110	-	-
Sulfates	50–200	-	-	18	-	15
-N	-	-	80	34	17	-
Nkj-N	-	-	104	44	24	-
Total P	-	-	13	11	1.3	18
-P	-	-	12.9	8	-	14
TDS	1000–1800	486–598	-	-	-	-
TSS	250–900	106–176	736	492	215	-
VSS	-	-	617	252	107	-
Temperature	-	-	-	24–26	24–27	8–20