AMBIENT AIR QUALITY DATA

Station : Panaji
Month &	SO2		NOx		RSPM		SPM
Year	No. of Obs	Arith Mean	No. of Obs	Arith Mean	No. of Obs	Arith Mean	No. of Obs	Arith Mean
April ' 08	54	2.0	54	10.55	27	44.1	27	69.1
May ' 08	48	2.0	48	9.2	24	32.8	24	73.5
June ' 08	54	2.96	54	8.7	27	27.8	27	60.7
July ' 08	53	3.49	53	7.3	27	22.7	27	47.4
Aug. ' 08	46	2.95	46	6.2	23	28.4	23	57.3
Sept. ' 08	48	2.29	48	7.9	24	28.2	24	49.0
Oct. ' 08	54	2.0	54	13.6	27	56.4	27	93.7
Nov. ' 08	48	2.2	48	17.77	24	70.1	24	115.08
Dec. ' 08	60	2.38	60	16.73	30	101.7	30	180.2
Jan. ' 09	43	3.93	43	18.81	23	92.1	23	174.4
Feb. ' 09	46	2.69	46	20.34	23	72.39	23	132.3
March ' 09	53	1.83	54	13.77	27	67.4	27	130.5
Station : MPT-Mormugao
Month &	SO2		NOx		RSPM		SPM
Year	No. of Obs	Arith Mean	No. of Obs	Arith Mean	No. of Obs	Arith Mean	No. of Obs	Arith Mean
April ' 08	54	2.98	54	12.6	27	39.0	27	86.5
May ' 08	45	2.4	45	14.06	23	35.4	23	123.3
June ' 08	48	2.0	48	10.87	27	23.4	27	55.48
July ' 08	54	4.3	54	10.0	30	35.3	30	107.9
Aug. ' 08	46	2.6	46	8.7	23	34.2	23	71
Sept. ' 08	48	2.2	48	9.6	24	29.8	24	43.9
Oct. ' 08	48	2.0	48	10.4	27	50.1	27	71.1
Nov. ' 08	48	2.0	48	12.8	24	68.7	24	106.4
Dec. ' 08	54	2.5	54	14.2	27	43.9	27	170.0
Jan. ' 09	54	4.0	54	12.9	27	84.9	27	145.0
Feb. ' 09	48	4.2	48	11.8	24	77.0	24	137.8
March ' 09	54	2.9	54	14.8	27	64.7	27	185.7
Station : Vasco da Gama
Month &	SO2		NOx		RSPM		SPM
Year	No. of Obs	Arith Mean	No. of Obs	Arith Mean	No. of Obs	Arith Mean	No. of Obs	Arith Mean
April ' 08	54	2.42	54	6.48	27	45.59	27	76.33
May ' 08	48	2.39	48	7.34	24	36.87	24	96.12
June ' 08	48	2.18	48	6.82	24	22.41	24	56.87
July ' 08	58	3.44	58	6.96	29	25.0	29	47.8
Aug. ' 08	46	2.6	46	7.3	27	26.0	27	63.0
Sept. ' 08	42	2.3	42	8.4	21	31.0	21	70.3
Oct. ' 08	48	2.6	48	11.2	21	52.6	21	80.3
Nov. ' 08	42	2.4	42	41.4	21	74.4	21	127.9
Dec. ' 08	48	2.6	48	18.6	24	89.0	24	149.2
Jan. ' 09	48	2.3	48	22.3	24	92.5	24	162.9
Feb. ' 09	47	5.0	47	23.3	24	83.6	24	172.6
March ' 09	54	2.9	54	14.7	27	64.7	27	185.6