Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 22:21:47
PM - 2.5 29.29 (µg/m3)
PM - 10 145.13 (µg/m3)
SO2 9.99 (µg/m3)
CO 6.18 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 22:15:35
PM - 2.5 23.83 (µg/m3)
PM - 10 54.56 (µg/m3)
SO2 33.46 (µg/m3)
CO 0.29 (mg/m3)
NO2 17.05 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 22:21:32
PM - 2.5 30 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.51 (mg/m3)
NO2 12.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 22:22:01
PM - 2.5 103.02 (µg/m3)
PM - 10 226.04 (µg/m3)
SO2 10.76 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 22:15:54
PM - 2.5 2.34 (µg/m3)
PM - 10 (µg/m3)
SO2 5.43 (µg/m3)
CO ##### (mg/m3)
NO2 .41 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 22:21:48
PM - 2.5 27 (µg/m3)
PM - 10 110 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.65 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 22:21:48
PM - 2.5 31 (µg/m3)
PM - 10 48 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.36 (mg/m3)
NO2 25.2 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 22:21:57
PM - 2.5 57.14 (µg/m3)
PM - 10 220.68 (µg/m3)
SO2 12.42 (µg/m3)
CO 3.75 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 22:22:03
PM - 2.5 52.53 (µg/m3)
PM - 10 213.1 (µg/m3)
SO2 18.94 (µg/m3)
CO 1.50 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 22:22:14
PM - 2.5 102.36 (µg/m3)
PM - 10 471.09 (µg/m3)
SO2 19.01 (µg/m3)
CO 2.48 (mg/m3)
NO2 4.44 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 22:15:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 22:22:05
PM - 2.5 165.2 (µg/m3)
PM - 10 809.2 (µg/m3)
SO2 30.39 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 22:21:57
PM - 2.5 217.27 (µg/m3)
PM - 10 682.74 (µg/m3)
SO2 31.57 (µg/m3)
CO 3.59 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 22:18:19
PM - 2.5 67.25 (µg/m3)
PM - 10 115.94 (µg/m3)
SO2 24.95 (µg/m3)
CO 3.56 (mg/m3)
NO2 33.65 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 22:15:11
PM - 2.5 63.8 (µg/m3)
PM - 10 140.2 (µg/m3)
SO2 .19 (µg/m3)
CO 0.86 (mg/m3)
NO2 1.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 22:22:04
PM - 2.5 49.6 (µg/m3)
PM - 10 101.08 (µg/m3)
SO2 19.32 (µg/m3)
CO 0.60 (mg/m3)
NO2 10.48 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 22:18:59
PM - 2.5 50.31 (µg/m3)
PM - 10 86.25 (µg/m3)
SO2 9.78 (µg/m3)
CO 0.33 (mg/m3)
NO2 3.38 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 22:16:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 61.52 (µg/m3)
SO2 0 (µg/m3)
CO 0.53 (mg/m3)
NO2 16.85 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 22:21:58
PM - 2.5 38 (µg/m3)
PM - 10 66 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.51 (mg/m3)
NO2 10.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 22:15:36
PM - 2.5 37.34 (µg/m3)
PM - 10 (µg/m3)
SO2 33.7 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 22:22:16
PM - 2.5 57.31 (µg/m3)
PM - 10 64.37 (µg/m3)
SO2 12.23 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 22:21:47
PM - 2.5 29.29 (µg/m3)
PM - 10 145.13 (µg/m3)
SO2 9.99 (µg/m3)
CO 6.18 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 22:15:35
PM - 2.5 23.83 (µg/m3)
PM - 10 54.56 (µg/m3)
SO2 33.46 (µg/m3)
CO 0.29 (mg/m3)
NO2 17.05 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 22:21:32
PM - 2.5 30 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.51 (mg/m3)
NO2 12.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 22:22:01
PM - 2.5 103.02 (µg/m3)
PM - 10 226.04 (µg/m3)
SO2 10.76 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 22:15:54
PM - 2.5 2.34 (µg/m3)
PM - 10 (µg/m3)
SO2 5.43 (µg/m3)
CO ##### (mg/m3)
NO2 .41 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 22:21:48
PM - 2.5 27 (µg/m3)
PM - 10 110 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.65 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 22:21:48
PM - 2.5 31 (µg/m3)
PM - 10 48 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.36 (mg/m3)
NO2 25.2 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 22:21:57
PM - 2.5 57.14 (µg/m3)
PM - 10 220.68 (µg/m3)
SO2 12.42 (µg/m3)
CO 3.75 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 22:22:03
PM - 2.5 52.53 (µg/m3)
PM - 10 213.1 (µg/m3)
SO2 18.94 (µg/m3)
CO 1.50 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 22:22:14
PM - 2.5 102.36 (µg/m3)
PM - 10 471.09 (µg/m3)
SO2 19.01 (µg/m3)
CO 2.48 (mg/m3)
NO2 4.44 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 22:15:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 22:22:05
PM - 2.5 165.2 (µg/m3)
PM - 10 809.2 (µg/m3)
SO2 30.39 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 22:21:57
PM - 2.5 217.27 (µg/m3)
PM - 10 682.74 (µg/m3)
SO2 31.57 (µg/m3)
CO 3.59 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 22:18:19
PM - 2.5 67.25 (µg/m3)
PM - 10 115.94 (µg/m3)
SO2 24.95 (µg/m3)
CO 3.56 (mg/m3)
NO2 33.65 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 22:15:11
PM - 2.5 63.8 (µg/m3)
PM - 10 140.2 (µg/m3)
SO2 .19 (µg/m3)
CO 0.86 (mg/m3)
NO2 1.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 22:22:04
PM - 2.5 49.6 (µg/m3)
PM - 10 101.08 (µg/m3)
SO2 19.32 (µg/m3)
CO 0.60 (mg/m3)
NO2 10.48 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 22:18:59
PM - 2.5 50.31 (µg/m3)
PM - 10 86.25 (µg/m3)
SO2 9.78 (µg/m3)
CO 0.33 (mg/m3)
NO2 3.38 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 22:16:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 61.52 (µg/m3)
SO2 0 (µg/m3)
CO 0.53 (mg/m3)
NO2 16.85 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 22:21:58
PM - 2.5 38 (µg/m3)
PM - 10 66 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.51 (mg/m3)
NO2 10.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 22:15:36
PM - 2.5 37.34 (µg/m3)
PM - 10 (µg/m3)
SO2 33.7 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 22:22:16
PM - 2.5 57.31 (µg/m3)
PM - 10 64.37 (µg/m3)
SO2 12.23 (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 Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	86.14
18-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	117,171.79

1 - 2

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	175.95
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	120.58
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	224.00

1 - 3

CAAQMS Data

1 - 10 of 7,757

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	Gevra , Chattisgarh	SECL GEVRA	18-APR-2026 22:22	18-APR-2026 22:15	49.60	101.08	19.32	10.48	0.60	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 22:22	18-APR-2026 16:48	52.53	213.10	18.94	-	1.50	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	18-APR-2026 22:22	18-APR-2026 22:15	49.60	101.08	19.32	10.48	0.60	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	18-APR-2026 22:22	18-APR-2026 22:15	49.60	101.08	19.32	10.48	0.60	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 22:21	18-APR-2026 16:51	217.27	682.74	31.57	-	3.59	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 22:21	18-APR-2026 16:50	57.14	220.68	12.42	-	3.75	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 22:21	18-APR-2026 16:47	52.76	213.10	18.78	-	1.50	site_5720	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 22:21	18-APR-2026 16:51	217.81	684.73	29.54	-	3.60	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 22:21	18-APR-2026 16:49	57.04	220.19	12.55	-	3.84	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 22:21	18-APR-2026 16:47	52.95	213.10	18.80	-	1.51	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 7,757

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