Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
22-09-2026 16:46:08
PM - 2.5 38.65 (µg/m3)
PM - 10 25.75 (µg/m3)
SO2 16.84 (µg/m3)
CO 0.70 (mg/m3)
NO2 2.46 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
22-09-2026 16:49:32
PM - 2.5 20.54 (µg/m3)
PM - 10 22.82 (µg/m3)
SO2 12.1 (µg/m3)
CO 1.08 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 16:43:40
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 10.91 (µg/m3)
CO 0.47 (mg/m3)
NO2 6.47 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
22-09-2026 16:45:50
PM - 2.5 20.79 (µg/m3)
PM - 10 26.32 (µg/m3)
SO2 12.01 (µg/m3)
CO 0.38 (mg/m3)
NO2 1.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
22-09-2026 16:49:37
PM - 2.5 12 (µg/m3)
PM - 10 23 (µg/m3)
SO2 4.6 (µg/m3)
CO 1.04 (mg/m3)
NO2 8.8 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
22-09-2026 16:48:11
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.70 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
22-09-2026 16:49:07
PM - 2.5 4 (µg/m3)
PM - 10 4 (µg/m3)
SO2 17.2 (µg/m3)
CO 0.34 (mg/m3)
NO2 15.9 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
22-09-2026 16:49:14
PM - 2.5 7 (µg/m3)
PM - 10 14 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.23 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
22-09-2026 16:49:39
PM - 2.5 14.63 (µg/m3)
PM - 10 29.51 (µg/m3)
SO2 6.62 (µg/m3)
CO 0.17 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
22-09-2026 16:49:39
PM - 2.5 7.93 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
22-09-2026 16:49:18
PM - 2.5 14.78 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.59 (µg/m3)
CO ##### (mg/m3)
NO2 5.28 (µg/m3)
Northern Coalfields Limited
NCL_CETI
22-09-2026 16:37:24
PM - 2.5 54.15 (µg/m3)
PM - 10 93.36 (µg/m3)
SO2 7.05 (µg/m3)
CO 1.08 (mg/m3)
NO2 29.31 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
22-09-2026 16:45:40
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.69 (mg/m3)
NO2 1.36 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 16:40:57
PM - 2.5 37.6 (µg/m3)
PM - 10 72.94 (µg/m3)
SO2 13.88 (µg/m3)
CO 0.99 (mg/m3)
NO2 10.55 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
22-09-2026 16:47:55
PM - 2.5 33.78 (µg/m3)
PM - 10 59.94 (µg/m3)
SO2 12.45 (µg/m3)
CO 0.43 (mg/m3)
NO2 5.27 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
22-09-2026 16:49:13
PM - 2.5 3062.95 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 23.88 (µg/m3)
CO 2.39 (mg/m3)
NO2 45.91 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
22-09-2026 16:49:29
PM - 2.5 6 (µg/m3)
PM - 10 9 (µg/m3)
SO2 9.1 (µg/m3)
CO 0.03 (mg/m3)
NO2 8.3 (µg/m3)
Western Coalfields Limited
Silewara UG
22-09-2026 16:49:14
PM - 2.5 0 (µg/m3)
PM - 10 50.13 (µg/m3)
SO2 14.21 (µg/m3)
CO 1.73 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
22-09-2026 16:45:37
PM - 2.5 3.39 (µg/m3)
PM - 10 (µg/m3)
SO2 10.9 (µg/m3)
CO 0.43 (mg/m3)
NO2 279.06 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
22-09-2026 16:46:08
PM - 2.5 38.65 (µg/m3)
PM - 10 25.75 (µg/m3)
SO2 16.84 (µg/m3)
CO 0.70 (mg/m3)
NO2 2.46 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
22-09-2026 16:49:32
PM - 2.5 20.54 (µg/m3)
PM - 10 22.82 (µg/m3)
SO2 12.1 (µg/m3)
CO 1.08 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 16:43:40
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 10.91 (µg/m3)
CO 0.47 (mg/m3)
NO2 6.47 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
22-09-2026 16:45:50
PM - 2.5 20.79 (µg/m3)
PM - 10 26.32 (µg/m3)
SO2 12.01 (µg/m3)
CO 0.38 (mg/m3)
NO2 1.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
22-09-2026 16:49:37
PM - 2.5 12 (µg/m3)
PM - 10 23 (µg/m3)
SO2 4.6 (µg/m3)
CO 1.04 (mg/m3)
NO2 8.8 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
22-09-2026 16:48:11
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.70 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
22-09-2026 16:49:07
PM - 2.5 4 (µg/m3)
PM - 10 4 (µg/m3)
SO2 17.2 (µg/m3)
CO 0.34 (mg/m3)
NO2 15.9 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
22-09-2026 16:49:14
PM - 2.5 7 (µg/m3)
PM - 10 14 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.23 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
22-09-2026 16:49:39
PM - 2.5 14.63 (µg/m3)
PM - 10 29.51 (µg/m3)
SO2 6.62 (µg/m3)
CO 0.17 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
22-09-2026 16:49:39
PM - 2.5 7.93 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
22-09-2026 16:49:18
PM - 2.5 14.78 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.59 (µg/m3)
CO ##### (mg/m3)
NO2 5.28 (µg/m3)
Northern Coalfields Limited
NCL_CETI
22-09-2026 16:37:24
PM - 2.5 54.15 (µg/m3)
PM - 10 93.36 (µg/m3)
SO2 7.05 (µg/m3)
CO 1.08 (mg/m3)
NO2 29.31 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
22-09-2026 16:45:40
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.69 (mg/m3)
NO2 1.36 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 16:40:57
PM - 2.5 37.6 (µg/m3)
PM - 10 72.94 (µg/m3)
SO2 13.88 (µg/m3)
CO 0.99 (mg/m3)
NO2 10.55 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
22-09-2026 16:47:55
PM - 2.5 33.78 (µg/m3)
PM - 10 59.94 (µg/m3)
SO2 12.45 (µg/m3)
CO 0.43 (mg/m3)
NO2 5.27 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
22-09-2026 16:49:13
PM - 2.5 3062.95 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 23.88 (µg/m3)
CO 2.39 (mg/m3)
NO2 45.91 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
22-09-2026 16:49:29
PM - 2.5 6 (µg/m3)
PM - 10 9 (µg/m3)
SO2 9.1 (µg/m3)
CO 0.03 (mg/m3)
NO2 8.3 (µg/m3)
Western Coalfields Limited
Silewara UG
22-09-2026 16:49:14
PM - 2.5 0 (µg/m3)
PM - 10 50.13 (µg/m3)
SO2 14.21 (µg/m3)
CO 1.73 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
22-09-2026 16:45:37
PM - 2.5 3.39 (µg/m3)
PM - 10 (µg/m3)
SO2 10.9 (µg/m3)
CO 0.43 (mg/m3)
NO2 279.06 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 2.5 (µg/m3)
22-SEP-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	74.04

1 - 1

No record found

CAAQMS Data

1 - 10 of 2,273

Company Name	Area Name	Mine Name	Creation datetime	Record time	PM - 2.5 (µg/m3)	PM - 10 (µg/m3)	SO2 (µg/m3)	NO2 (µg/m3)	CO (mg/m3)	Device ID	Created by
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	22-SEP-2026 16:49	22-SEP-2026 11:19	7.93	0.00	0.00	-	0.77	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	22-SEP-2026 16:49	22-SEP-2026 16:45	3,062.95	48.65	23.88	45.91	2.39	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	22-SEP-2026 16:49	22-SEP-2026 11:19	8.12	0.00	0.00	-	0.74	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	22-SEP-2026 16:48	22-SEP-2026 11:18	8.29	0.00	0.00	-	0.75	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	22-SEP-2026 16:48	22-SEP-2026 11:18	8.47	0.00	0.00	-	0.72	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	22-SEP-2026 16:47	22-SEP-2026 16:45	33.78	59.94	12.45	5.27	0.43	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	22-SEP-2026 16:47	22-SEP-2026 11:17	8.67	0.00	0.00	-	0.74	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	22-SEP-2026 16:47	22-SEP-2026 11:17	8.75	0.00	0.00	-	0.73	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	22-SEP-2026 16:46	22-SEP-2026 11:16	8.87	0.00	0.00	-	0.77	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	22-SEP-2026 16:46	22-SEP-2026 11:16	9.26	0.00	0.00	-	0.76	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,273

marquee

New

PM - 2.5 (µg/m3)

PM - 10 (µg/m3)

SO2 (µg/m3)

CO (mg/m3)

NO2 (µg/m3)

Permissible limit crossed for PM - 2.5 (µg/m3) in selected date range

Permissible limit crossed for PM - 10 (µg/m3) in selected date range

CAAQMS Data