Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 14:49:38
PM - 2.5 14.74 (µg/m3)
PM - 10 86.2 (µg/m3)
SO2 29.31 (µg/m3)
CO 3.39 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 14:45:41
PM - 2.5 21.84 (µg/m3)
PM - 10 45.01 (µg/m3)
SO2 30.03 (µg/m3)
CO 0.00 (mg/m3)
NO2 3.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 14:49:54
PM - 2.5 24.5 (µg/m3)
PM - 10 112.08 (µg/m3)
SO2 15.99 (µg/m3)
CO 0.95 (mg/m3)
NO2 17.59 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 14:45:24
PM - 2.5 2.39 (µg/m3)
PM - 10 (µg/m3)
SO2 5.71 (µg/m3)
CO ##### (mg/m3)
NO2 1.03 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 14:49:28
PM - 2.5 31 (µg/m3)
PM - 10 63 (µg/m3)
SO2 9.7 (µg/m3)
CO 0.55 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 14:49:40
PM - 2.5 25 (µg/m3)
PM - 10 37 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.30 (mg/m3)
NO2 24.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 14:49:48
PM - 2.5 0 (µg/m3)
PM - 10 127.74 (µg/m3)
SO2 15.87 (µg/m3)
CO 3.00 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 14:45:50
PM - 2.5 .07 (µg/m3)
PM - 10 (µg/m3)
SO2 .01 (µg/m3)
CO 0.46 (mg/m3)
NO2 192.67 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 14:49:36
PM - 2.5 31.88 (µg/m3)
PM - 10 136 (µg/m3)
SO2 17.11 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 14:49:46
PM - 2.5 58.07 (µg/m3)
PM - 10 99.57 (µg/m3)
SO2 25.98 (µg/m3)
CO 1.67 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 14:49:47
PM - 2.5 18.66 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.61 (µg/m3)
CO 0.11 (mg/m3)
NO2 1.72 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 14:45:55
PM - 2.5 49.5 (µg/m3)
PM - 10 144.7 (µg/m3)
SO2 1.36 (µg/m3)
CO 0.55 (mg/m3)
NO2 2.39 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 14:37:04
PM - 2.5 41.1 (µg/m3)
PM - 10 76.28 (µg/m3)
SO2 18.28 (µg/m3)
CO 0.44 (mg/m3)
NO2 7.94 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 14:48:57
PM - 2.5 55.34 (µg/m3)
PM - 10 93.97 (µg/m3)
SO2 11.14 (µg/m3)
CO 0.55 (mg/m3)
NO2 5.19 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 14:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 69.75 (µg/m3)
SO2 8.13 (µg/m3)
CO 0.60 (mg/m3)
NO2 16.87 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 14:49:58
PM - 2.5 45 (µg/m3)
PM - 10 78 (µg/m3)
SO2 9 (µg/m3)
CO 0.28 (mg/m3)
NO2 10.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 14:45:53
PM - 2.5 14.55 (µg/m3)
PM - 10 (µg/m3)
SO2 10.89 (µg/m3)
CO 0.38 (mg/m3)
NO2 81.98 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 14:49:38
PM - 2.5 61.64 (µg/m3)
PM - 10 146.6 (µg/m3)
SO2 70.54 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 14:49:38
PM - 2.5 14.74 (µg/m3)
PM - 10 86.2 (µg/m3)
SO2 29.31 (µg/m3)
CO 3.39 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 14:45:41
PM - 2.5 21.84 (µg/m3)
PM - 10 45.01 (µg/m3)
SO2 30.03 (µg/m3)
CO 0.00 (mg/m3)
NO2 3.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 14:49:54
PM - 2.5 24.5 (µg/m3)
PM - 10 112.08 (µg/m3)
SO2 15.99 (µg/m3)
CO 0.95 (mg/m3)
NO2 17.59 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 14:45:24
PM - 2.5 2.39 (µg/m3)
PM - 10 (µg/m3)
SO2 5.71 (µg/m3)
CO ##### (mg/m3)
NO2 1.03 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 14:49:28
PM - 2.5 31 (µg/m3)
PM - 10 63 (µg/m3)
SO2 9.7 (µg/m3)
CO 0.55 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 14:49:40
PM - 2.5 25 (µg/m3)
PM - 10 37 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.30 (mg/m3)
NO2 24.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 14:49:48
PM - 2.5 0 (µg/m3)
PM - 10 127.74 (µg/m3)
SO2 15.87 (µg/m3)
CO 3.00 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 14:45:50
PM - 2.5 .07 (µg/m3)
PM - 10 (µg/m3)
SO2 .01 (µg/m3)
CO 0.46 (mg/m3)
NO2 192.67 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 14:49:36
PM - 2.5 31.88 (µg/m3)
PM - 10 136 (µg/m3)
SO2 17.11 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 14:49:46
PM - 2.5 58.07 (µg/m3)
PM - 10 99.57 (µg/m3)
SO2 25.98 (µg/m3)
CO 1.67 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 14:49:47
PM - 2.5 18.66 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.61 (µg/m3)
CO 0.11 (mg/m3)
NO2 1.72 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 14:45:55
PM - 2.5 49.5 (µg/m3)
PM - 10 144.7 (µg/m3)
SO2 1.36 (µg/m3)
CO 0.55 (mg/m3)
NO2 2.39 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 14:37:04
PM - 2.5 41.1 (µg/m3)
PM - 10 76.28 (µg/m3)
SO2 18.28 (µg/m3)
CO 0.44 (mg/m3)
NO2 7.94 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 14:48:57
PM - 2.5 55.34 (µg/m3)
PM - 10 93.97 (µg/m3)
SO2 11.14 (µg/m3)
CO 0.55 (mg/m3)
NO2 5.19 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 14:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 69.75 (µg/m3)
SO2 8.13 (µg/m3)
CO 0.60 (mg/m3)
NO2 16.87 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 14:49:58
PM - 2.5 45 (µg/m3)
PM - 10 78 (µg/m3)
SO2 9 (µg/m3)
CO 0.28 (mg/m3)
NO2 10.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 14:45:53
PM - 2.5 14.55 (µg/m3)
PM - 10 (µg/m3)
SO2 10.89 (µg/m3)
CO 0.38 (mg/m3)
NO2 81.98 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 14:49:38
PM - 2.5 61.64 (µg/m3)
PM - 10 146.6 (µg/m3)
SO2 70.54 (µg/m3)
CO ##### (mg/m3)
NO2 0 (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)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	60.07
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	70.55
18-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	188,410.81

1 - 3

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	179.43
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	111.89
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	181.71

1 - 3

CAAQMS Data

1 - 10 of 5,280

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	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 14:49	18-APR-2026 09:18	0.00	127.74	15.87	-	3.00	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 14:49	18-APR-2026 09:19	58.07	99.57	25.98	-	1.67	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 14:49	18-APR-2026 09:17	0.00	128.15	15.94	-	3.01	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 14:49	18-APR-2026 09:19	58.57	99.62	25.22	-	1.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	18-APR-2026 14:48	18-APR-2026 14:45	55.34	93.97	11.14	5.19	0.55	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 14:48	18-APR-2026 09:17	0.00	128.54	15.98	-	3.07	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 14:48	18-APR-2026 09:18	59.03	99.65	29.33	-	1.68	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 14:48	18-APR-2026 09:16	0.00	128.97	16.20	-	3.10	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 14:48	18-APR-2026 09:18	59.30	99.70	28.84	-	1.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 14:47	18-APR-2026 09:16	0.00	129.35	15.86	-	3.06	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 5,280

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