Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 03:59:24
PM - 2.5 42.01 (µg/m3)
PM - 10 235.78 (µg/m3)
SO2 26.39 (µg/m3)
CO 6.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 03:45:10
PM - 2.5 33.23 (µg/m3)
PM - 10 75.89 (µg/m3)
SO2 21.45 (µg/m3)
CO 0.44 (mg/m3)
NO2 11.71 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 03:59:04
PM - 2.5 31 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.86 (mg/m3)
NO2 13.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 03:59:08
PM - 2.5 57.67 (µg/m3)
PM - 10 137.74 (µg/m3)
SO2 16.16 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 03:45:50
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.24 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 03:59:22
PM - 2.5 19 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.7 (µg/m3)
CO 1.06 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 03:59:27
PM - 2.5 16 (µg/m3)
PM - 10 25 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.2 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 03:59:30
PM - 2.5 43.06 (µg/m3)
PM - 10 83.44 (µg/m3)
SO2 8.38 (µg/m3)
CO 3.00 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 03:59:09
PM - 2.5 69.87 (µg/m3)
PM - 10 150.5 (µg/m3)
SO2 19.93 (µg/m3)
CO 2.44 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 03:59:22
PM - 2.5 59.04 (µg/m3)
PM - 10 169.82 (µg/m3)
SO2 18.93 (µg/m3)
CO 2.16 (mg/m3)
NO2 .75 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 03:45:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 982.81 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 03:59:06
PM - 2.5 92.77 (µg/m3)
PM - 10 200.1 (µg/m3)
SO2 14.83 (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
19-04-2026 03:59:01
PM - 2.5 129.89 (µg/m3)
PM - 10 408.06 (µg/m3)
SO2 29.45 (µg/m3)
CO 2.57 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 03:48:32
PM - 2.5 191.52 (µg/m3)
PM - 10 330.2 (µg/m3)
SO2 29.99 (µg/m3)
CO 4.44 (mg/m3)
NO2 33.67 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 03:45:07
PM - 2.5 56.3 (µg/m3)
PM - 10 98.4 (µg/m3)
SO2 0 (µg/m3)
CO 0.59 (mg/m3)
NO2 1.72 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 03:52:04
PM - 2.5 51.2 (µg/m3)
PM - 10 105.76 (µg/m3)
SO2 19.52 (µg/m3)
CO 0.63 (mg/m3)
NO2 10.96 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 03:49:01
PM - 2.5 51.48 (µg/m3)
PM - 10 88.05 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.38 (mg/m3)
NO2 3.8 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 03:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 60.68 (µg/m3)
SO2 0 (µg/m3)
CO 0.53 (mg/m3)
NO2 16.3 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 03:59:28
PM - 2.5 31 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.35 (mg/m3)
NO2 9.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 03:45:57
PM - 2.5 19.99 (µg/m3)
PM - 10 (µg/m3)
SO2 16.95 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 03:59:21
PM - 2.5 104.95 (µg/m3)
PM - 10 104.26 (µg/m3)
SO2 90.63 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 03:59:24
PM - 2.5 42.01 (µg/m3)
PM - 10 235.78 (µg/m3)
SO2 26.39 (µg/m3)
CO 6.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 03:45:10
PM - 2.5 33.23 (µg/m3)
PM - 10 75.89 (µg/m3)
SO2 21.45 (µg/m3)
CO 0.44 (mg/m3)
NO2 11.71 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 03:59:04
PM - 2.5 31 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.86 (mg/m3)
NO2 13.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 03:59:08
PM - 2.5 57.67 (µg/m3)
PM - 10 137.74 (µg/m3)
SO2 16.16 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 03:45:50
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.24 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 03:59:22
PM - 2.5 19 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.7 (µg/m3)
CO 1.06 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 03:59:27
PM - 2.5 16 (µg/m3)
PM - 10 25 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.2 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 03:59:30
PM - 2.5 43.06 (µg/m3)
PM - 10 83.44 (µg/m3)
SO2 8.38 (µg/m3)
CO 3.00 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 03:59:09
PM - 2.5 69.87 (µg/m3)
PM - 10 150.5 (µg/m3)
SO2 19.93 (µg/m3)
CO 2.44 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 03:59:22
PM - 2.5 59.04 (µg/m3)
PM - 10 169.82 (µg/m3)
SO2 18.93 (µg/m3)
CO 2.16 (mg/m3)
NO2 .75 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 03:45:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 982.81 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 03:59:06
PM - 2.5 92.77 (µg/m3)
PM - 10 200.1 (µg/m3)
SO2 14.83 (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
19-04-2026 03:59:01
PM - 2.5 129.89 (µg/m3)
PM - 10 408.06 (µg/m3)
SO2 29.45 (µg/m3)
CO 2.57 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 03:48:32
PM - 2.5 191.52 (µg/m3)
PM - 10 330.2 (µg/m3)
SO2 29.99 (µg/m3)
CO 4.44 (mg/m3)
NO2 33.67 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 03:45:07
PM - 2.5 56.3 (µg/m3)
PM - 10 98.4 (µg/m3)
SO2 0 (µg/m3)
CO 0.59 (mg/m3)
NO2 1.72 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 03:52:04
PM - 2.5 51.2 (µg/m3)
PM - 10 105.76 (µg/m3)
SO2 19.52 (µg/m3)
CO 0.63 (mg/m3)
NO2 10.96 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 03:49:01
PM - 2.5 51.48 (µg/m3)
PM - 10 88.05 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.38 (mg/m3)
NO2 3.8 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 03:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 60.68 (µg/m3)
SO2 0 (µg/m3)
CO 0.53 (mg/m3)
NO2 16.3 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 03:59:28
PM - 2.5 31 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.35 (mg/m3)
NO2 9.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 03:45:57
PM - 2.5 19.99 (µg/m3)
PM - 10 (µg/m3)
SO2 16.95 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 03:59:21
PM - 2.5 104.95 (µg/m3)
PM - 10 104.26 (µg/m3)
SO2 90.63 (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)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	69.84
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	97.21
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	109.90
19-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	2,147,483.75

1 - 4

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	139.81
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	181.93
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	276.03

1 - 3

CAAQMS Data

1 - 10 of 1,470

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	19-APR-2026 03:59	18-APR-2026 22:28	43.06	83.44	8.38	-	3.00	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:59	18-APR-2026 22:25	69.87	150.50	19.93	-	2.44	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:59	18-APR-2026 22:27	43.60	83.75	8.55	-	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	19-APR-2026 03:59	18-APR-2026 22:28	129.89	408.06	29.45	-	2.57	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:58	18-APR-2026 22:24	69.55	150.30	19.75	-	2.45	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	19-APR-2026 03:58	18-APR-2026 22:28	130.47	407.58	29.61	-	2.61	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:58	18-APR-2026 22:27	44.53	84.14	8.68	-	3.04	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:58	18-APR-2026 22:24	69.28	149.90	20.10	-	2.46	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	19-APR-2026 03:58	18-APR-2026 22:28	131.04	407.40	29.82	-	2.58	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:58	18-APR-2026 22:26	45.45	84.47	8.64	-	3.02	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,470

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