Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 15:41:40
PM - 2.5 16.92 (µg/m3)
PM - 10 92.52 (µg/m3)
SO2 16.49 (µg/m3)
CO 3.69 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 15:30:22
PM - 2.5 21.84 (µg/m3)
PM - 10 55.22 (µg/m3)
SO2 33.18 (µg/m3)
CO 0.00 (mg/m3)
NO2 3.7 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 15:41:41
PM - 2.5 49 (µg/m3)
PM - 10 100 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.32 (mg/m3)
NO2 28.4 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 15:41:54
PM - 2.5 26.27 (µg/m3)
PM - 10 113.74 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.87 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 15:30:52
PM - 2.5 2.41 (µg/m3)
PM - 10 (µg/m3)
SO2 5.75 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 15:41:58
PM - 2.5 29 (µg/m3)
PM - 10 58 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.48 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 15:41:42
PM - 2.5 22 (µg/m3)
PM - 10 34 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.29 (mg/m3)
NO2 24.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 15:41:49
PM - 2.5 10.57 (µg/m3)
PM - 10 154.99 (µg/m3)
SO2 14.25 (µg/m3)
CO 2.97 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 15:41:35
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 23.47 (µg/m3)
CO 0.83 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 15:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.55 (mg/m3)
NO2 51.03 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 15:41:36
PM - 2.5 39.35 (µg/m3)
PM - 10 202.4 (µg/m3)
SO2 21.8 (µg/m3)
CO 0.52 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 15:41:35
PM - 2.5 55.96 (µg/m3)
PM - 10 97.58 (µg/m3)
SO2 27.3 (µg/m3)
CO 1.74 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 15:41:44
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.36 (µg/m3)
CO 0.08 (mg/m3)
NO2 26.43 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 15:30:22
PM - 2.5 46.8 (µg/m3)
PM - 10 138.9 (µg/m3)
SO2 1.16 (µg/m3)
CO 0.54 (mg/m3)
NO2 2.15 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 15:37:04
PM - 2.5 43 (µg/m3)
PM - 10 81.81 (µg/m3)
SO2 18.51 (µg/m3)
CO 0.48 (mg/m3)
NO2 8.51 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 15:33:57
PM - 2.5 55.62 (µg/m3)
PM - 10 94.4 (µg/m3)
SO2 11.22 (µg/m3)
CO 0.57 (mg/m3)
NO2 5.29 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 15:31:21
PM - 2.5 (µg/m3)
PM - 10 57.55 (µg/m3)
SO2 0 (µg/m3)
CO 0.50 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 15:41:59
PM - 2.5 38 (µg/m3)
PM - 10 67 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.22 (mg/m3)
NO2 10.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 15:30:22
PM - 2.5 13.03 (µg/m3)
PM - 10 (µg/m3)
SO2 9.84 (µg/m3)
CO 0.60 (mg/m3)
NO2 90 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 15:41:39
PM - 2.5 51.98 (µg/m3)
PM - 10 112.09 (µg/m3)
SO2 87.71 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 15:41:40
PM - 2.5 16.92 (µg/m3)
PM - 10 92.52 (µg/m3)
SO2 16.49 (µg/m3)
CO 3.69 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 15:30:22
PM - 2.5 21.84 (µg/m3)
PM - 10 55.22 (µg/m3)
SO2 33.18 (µg/m3)
CO 0.00 (mg/m3)
NO2 3.7 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 15:41:41
PM - 2.5 49 (µg/m3)
PM - 10 100 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.32 (mg/m3)
NO2 28.4 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 15:41:54
PM - 2.5 26.27 (µg/m3)
PM - 10 113.74 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.87 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 15:30:52
PM - 2.5 2.41 (µg/m3)
PM - 10 (µg/m3)
SO2 5.75 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 15:41:58
PM - 2.5 29 (µg/m3)
PM - 10 58 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.48 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 15:41:42
PM - 2.5 22 (µg/m3)
PM - 10 34 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.29 (mg/m3)
NO2 24.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 15:41:49
PM - 2.5 10.57 (µg/m3)
PM - 10 154.99 (µg/m3)
SO2 14.25 (µg/m3)
CO 2.97 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 15:41:35
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 23.47 (µg/m3)
CO 0.83 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 15:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.55 (mg/m3)
NO2 51.03 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 15:41:36
PM - 2.5 39.35 (µg/m3)
PM - 10 202.4 (µg/m3)
SO2 21.8 (µg/m3)
CO 0.52 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 15:41:35
PM - 2.5 55.96 (µg/m3)
PM - 10 97.58 (µg/m3)
SO2 27.3 (µg/m3)
CO 1.74 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 15:41:44
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.36 (µg/m3)
CO 0.08 (mg/m3)
NO2 26.43 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 15:30:22
PM - 2.5 46.8 (µg/m3)
PM - 10 138.9 (µg/m3)
SO2 1.16 (µg/m3)
CO 0.54 (mg/m3)
NO2 2.15 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 15:37:04
PM - 2.5 43 (µg/m3)
PM - 10 81.81 (µg/m3)
SO2 18.51 (µg/m3)
CO 0.48 (mg/m3)
NO2 8.51 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 15:33:57
PM - 2.5 55.62 (µg/m3)
PM - 10 94.4 (µg/m3)
SO2 11.22 (µg/m3)
CO 0.57 (mg/m3)
NO2 5.29 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 15:31:21
PM - 2.5 (µg/m3)
PM - 10 57.55 (µg/m3)
SO2 0 (µg/m3)
CO 0.50 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 15:41:59
PM - 2.5 38 (µg/m3)
PM - 10 67 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.22 (mg/m3)
NO2 10.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 15:30:22
PM - 2.5 13.03 (µg/m3)
PM - 10 (µg/m3)
SO2 9.84 (µg/m3)
CO 0.60 (mg/m3)
NO2 90 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 15:41:39
PM - 2.5 51.98 (µg/m3)
PM - 10 112.09 (µg/m3)
SO2 87.71 (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	70.05

1 - 1

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	177.27
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	105.98
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	177.28

1 - 3

CAAQMS Data

1 - 10 of 5,579

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 15:41	18-APR-2026 10:10	10.57	154.99	14.25	-	2.97	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 15:41	18-APR-2026 10:07	0.00	0.00	23.47	-	0.83	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 15:41	18-APR-2026 10:11	55.96	97.58	27.30	-	1.74	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 15:41	18-APR-2026 10:09	10.79	155.38	14.00	-	3.06	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 15:41	18-APR-2026 10:07	0.00	0.00	23.70	-	0.84	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 15:40	18-APR-2026 10:10	55.66	97.28	25.95	-	1.75	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 15:40	18-APR-2026 10:09	10.75	155.73	14.28	-	3.02	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 15:40	18-APR-2026 10:06	0.00	0.00	23.88	-	0.83	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 15:40	18-APR-2026 10:10	55.43	96.78	26.69	-	1.77	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 15:40	18-APR-2026 10:08	10.52	156.14	14.54	-	3.13	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 5,579

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