Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 03:58:24
PM - 2.5 41.55 (µg/m3)
PM - 10 236.72 (µg/m3)
SO2 26.31 (µg/m3)
CO 7.26 (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 03:58:19
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 03:58:09
PM - 2.5 57.34 (µg/m3)
PM - 10 137.66 (µg/m3)
SO2 17.46 (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 03:57:51
PM - 2.5 19 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.7 (µg/m3)
CO 1.19 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 03:58:27
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 03:58:02
PM - 2.5 45.45 (µg/m3)
PM - 10 84.47 (µg/m3)
SO2 8.64 (µg/m3)
CO 3.02 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 03:58:09
PM - 2.5 69.28 (µg/m3)
PM - 10 149.9 (µg/m3)
SO2 20.1 (µg/m3)
CO 2.46 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 03:58:20
PM - 2.5 58.93 (µg/m3)
PM - 10 171.56 (µg/m3)
SO2 18.19 (µg/m3)
CO 2.17 (mg/m3)
NO2 .84 (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 03:58:06
PM - 2.5 92.37 (µg/m3)
PM - 10 196.9 (µg/m3)
SO2 14.87 (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 03:58:02
PM - 2.5 131.04 (µg/m3)
PM - 10 407.4 (µg/m3)
SO2 29.82 (µg/m3)
CO 2.58 (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 03:58:28
PM - 2.5 31 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.36 (mg/m3)
NO2 9.4 (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 03:58:21
PM - 2.5 104.14 (µg/m3)
PM - 10 104.49 (µg/m3)
SO2 97.52 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 03:58:24
PM - 2.5 41.55 (µg/m3)
PM - 10 236.72 (µg/m3)
SO2 26.31 (µg/m3)
CO 7.26 (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 03:58:19
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 03:58:09
PM - 2.5 57.34 (µg/m3)
PM - 10 137.66 (µg/m3)
SO2 17.46 (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 03:57:51
PM - 2.5 19 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.7 (µg/m3)
CO 1.19 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 03:58:27
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 03:58:02
PM - 2.5 45.45 (µg/m3)
PM - 10 84.47 (µg/m3)
SO2 8.64 (µg/m3)
CO 3.02 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 03:58:09
PM - 2.5 69.28 (µg/m3)
PM - 10 149.9 (µg/m3)
SO2 20.1 (µg/m3)
CO 2.46 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 03:58:20
PM - 2.5 58.93 (µg/m3)
PM - 10 171.56 (µg/m3)
SO2 18.19 (µg/m3)
CO 2.17 (mg/m3)
NO2 .84 (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 03:58:06
PM - 2.5 92.37 (µg/m3)
PM - 10 196.9 (µg/m3)
SO2 14.87 (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 03:58:02
PM - 2.5 131.04 (µg/m3)
PM - 10 407.4 (µg/m3)
SO2 29.82 (µg/m3)
CO 2.58 (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 03:58:28
PM - 2.5 31 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.36 (mg/m3)
NO2 9.4 (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 03:58:21
PM - 2.5 104.14 (µg/m3)
PM - 10 104.49 (µg/m3)
SO2 97.52 (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	70.00
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	97.33
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	109.81
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	140.17
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	182.06
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	275.44

1 - 3

CAAQMS Data

1 - 10 of 1,463

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	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
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:57	18-APR-2026 22:23	69.10	149.40	19.96	-	2.47	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 03:57	18-APR-2026 22:27	131.44	406.88	30.66	-	2.56	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:57	18-APR-2026 22:26	46.65	84.85	8.41	-	3.03	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:57	18-APR-2026 22:23	68.99	148.80	20.20	-	2.48	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 03:57	18-APR-2026 22:27	131.72	406.40	31.74	-	2.57	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:57	18-APR-2026 22:25	47.80	85.19	8.34	-	2.97	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:56	18-APR-2026 22:22	68.92	148.10	20.45	-	2.49	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,463

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