Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 04:18:53
PM - 2.5 50.13 (µg/m3)
PM - 10 202.22 (µg/m3)
SO2 23.63 (µg/m3)
CO 7.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 04:15:55
PM - 2.5 29.21 (µg/m3)
PM - 10 61.27 (µg/m3)
SO2 21.16 (µg/m3)
CO 0.39 (mg/m3)
NO2 16.43 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 04:18:50
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.85 (mg/m3)
NO2 13.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 04:18:36
PM - 2.5 68.95 (µg/m3)
PM - 10 151.19 (µg/m3)
SO2 21.7 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 04:15:28
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.25 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 04:18:52
PM - 2.5 19 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 1.03 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 04:18:57
PM - 2.5 19 (µg/m3)
PM - 10 28 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.1 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 04:19:02
PM - 2.5 51.88 (µg/m3)
PM - 10 83.71 (µg/m3)
SO2 8.98 (µg/m3)
CO 3.02 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 04:18:40
PM - 2.5 68.72 (µg/m3)
PM - 10 132.3 (µg/m3)
SO2 20.23 (µg/m3)
CO 2.08 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 04:18:49
PM - 2.5 63.9 (µg/m3)
PM - 10 158.54 (µg/m3)
SO2 18.44 (µg/m3)
CO 2.18 (mg/m3)
NO2 .83 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 04:15:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 69.75 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 04:19:05
PM - 2.5 100.4 (µg/m3)
PM - 10 289.6 (µg/m3)
SO2 14.77 (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 04:18:38
PM - 2.5 120.41 (µg/m3)
PM - 10 358.65 (µg/m3)
SO2 33.09 (µg/m3)
CO 2.55 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 04:18:18
PM - 2.5 143.24 (µg/m3)
PM - 10 246.97 (µg/m3)
SO2 27.26 (µg/m3)
CO 3.87 (mg/m3)
NO2 33.66 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 04:15:45
PM - 2.5 56.3 (µg/m3)
PM - 10 93.5 (µg/m3)
SO2 0 (µg/m3)
CO 0.56 (mg/m3)
NO2 1.79 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 04:07:04
PM - 2.5 40.8 (µg/m3)
PM - 10 75.58 (µg/m3)
SO2 18.25 (µg/m3)
CO 0.44 (mg/m3)
NO2 7.87 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 04:19:01
PM - 2.5 51.02 (µg/m3)
PM - 10 87.35 (µg/m3)
SO2 9.98 (µg/m3)
CO 0.36 (mg/m3)
NO2 3.64 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 04:16:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 57.97 (µg/m3)
SO2 0 (µg/m3)
CO 0.50 (mg/m3)
NO2 16.66 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 04:19:00
PM - 2.5 31 (µg/m3)
PM - 10 53 (µg/m3)
SO2 10.6 (µg/m3)
CO 0.38 (mg/m3)
NO2 9.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 04:15:36
PM - 2.5 24.52 (µg/m3)
PM - 10 (µg/m3)
SO2 21.39 (µg/m3)
CO 0.51 (mg/m3)
NO2 295.23 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 04:18:49
PM - 2.5 114.63 (µg/m3)
PM - 10 116.5 (µg/m3)
SO2 100.06 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 04:18:53
PM - 2.5 50.13 (µg/m3)
PM - 10 202.22 (µg/m3)
SO2 23.63 (µg/m3)
CO 7.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 04:15:55
PM - 2.5 29.21 (µg/m3)
PM - 10 61.27 (µg/m3)
SO2 21.16 (µg/m3)
CO 0.39 (mg/m3)
NO2 16.43 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 04:18:50
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.85 (mg/m3)
NO2 13.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 04:18:36
PM - 2.5 68.95 (µg/m3)
PM - 10 151.19 (µg/m3)
SO2 21.7 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 04:15:28
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.25 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 04:18:52
PM - 2.5 19 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 1.03 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 04:18:57
PM - 2.5 19 (µg/m3)
PM - 10 28 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.1 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 04:19:02
PM - 2.5 51.88 (µg/m3)
PM - 10 83.71 (µg/m3)
SO2 8.98 (µg/m3)
CO 3.02 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 04:18:40
PM - 2.5 68.72 (µg/m3)
PM - 10 132.3 (µg/m3)
SO2 20.23 (µg/m3)
CO 2.08 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 04:18:49
PM - 2.5 63.9 (µg/m3)
PM - 10 158.54 (µg/m3)
SO2 18.44 (µg/m3)
CO 2.18 (mg/m3)
NO2 .83 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 04:15:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 69.75 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 04:19:05
PM - 2.5 100.4 (µg/m3)
PM - 10 289.6 (µg/m3)
SO2 14.77 (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 04:18:38
PM - 2.5 120.41 (µg/m3)
PM - 10 358.65 (µg/m3)
SO2 33.09 (µg/m3)
CO 2.55 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 04:18:18
PM - 2.5 143.24 (µg/m3)
PM - 10 246.97 (µg/m3)
SO2 27.26 (µg/m3)
CO 3.87 (mg/m3)
NO2 33.66 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 04:15:45
PM - 2.5 56.3 (µg/m3)
PM - 10 93.5 (µg/m3)
SO2 0 (µg/m3)
CO 0.56 (mg/m3)
NO2 1.79 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 04:07:04
PM - 2.5 40.8 (µg/m3)
PM - 10 75.58 (µg/m3)
SO2 18.25 (µg/m3)
CO 0.44 (mg/m3)
NO2 7.87 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 04:19:01
PM - 2.5 51.02 (µg/m3)
PM - 10 87.35 (µg/m3)
SO2 9.98 (µg/m3)
CO 0.36 (mg/m3)
NO2 3.64 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 04:16:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 57.97 (µg/m3)
SO2 0 (µg/m3)
CO 0.50 (mg/m3)
NO2 16.66 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 04:19:00
PM - 2.5 31 (µg/m3)
PM - 10 53 (µg/m3)
SO2 10.6 (µg/m3)
CO 0.38 (mg/m3)
NO2 9.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 04:15:36
PM - 2.5 24.52 (µg/m3)
PM - 10 (µg/m3)
SO2 21.39 (µg/m3)
CO 0.51 (mg/m3)
NO2 295.23 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 04:18:49
PM - 2.5 114.63 (µg/m3)
PM - 10 116.5 (µg/m3)
SO2 100.06 (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	68.12
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	95.28
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	111.26
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	135.58
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	178.89
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	284.43

1 - 3

CAAQMS Data

1 - 10 of 1,593

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 04:19	18-APR-2026 22:47	51.88	83.71	8.98	-	3.02	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	19-APR-2026 04:19	19-APR-2026 04:15	51.02	87.35	9.98	3.64	0.36	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 04:18	18-APR-2026 22:44	68.72	132.30	20.23	-	2.08	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 04:18	18-APR-2026 22:48	120.41	358.65	33.09	-	2.55	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 04:18	18-APR-2026 22:47	51.80	83.31	8.73	-	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 04:18	18-APR-2026 22:44	69.08	132.80	19.97	-	2.10	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 04:18	18-APR-2026 22:48	121.25	360.83	29.53	-	2.59	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 04:18	18-APR-2026 22:46	51.56	83.08	8.46	-	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 04:17	18-APR-2026 22:43	69.49	133.20	20.07	-	2.11	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 04:17	18-APR-2026 22:47	121.82	362.44	31.17	-	2.59	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,593

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