Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 11:31:26
PM - 2.5 23.83 (µg/m3)
PM - 10 28.97 (µg/m3)
SO2 29.09 (µg/m3)
CO 0.05 (mg/m3)
NO2 2.28 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 11:39:54
PM - 2.5 16.38 (µg/m3)
PM - 10 46.36 (µg/m3)
SO2 23.67 (µg/m3)
CO 4.88 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 11:30:05
PM - 2.5 23.95 (µg/m3)
PM - 10 57.21 (µg/m3)
SO2 26.31 (µg/m3)
CO 0.10 (mg/m3)
NO2 28.55 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 11:39:48
PM - 2.5 41 (µg/m3)
PM - 10 83 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.61 (mg/m3)
NO2 17.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 11:39:50
PM - 2.5 52.56 (µg/m3)
PM - 10 155.82 (µg/m3)
SO2 14.16 (µg/m3)
CO 1.00 (mg/m3)
NO2 16.41 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 11:30:40
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.35 (µg/m3)
CO ##### (mg/m3)
NO2 .85 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 11:39:41
PM - 2.5 25 (µg/m3)
PM - 10 50 (µg/m3)
SO2 13.2 (µg/m3)
CO 0.64 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 11:39:51
PM - 2.5 31 (µg/m3)
PM - 10 46 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.33 (mg/m3)
NO2 24.2 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 11:39:45
PM - 2.5 0 (µg/m3)
PM - 10 192.41 (µg/m3)
SO2 31.8 (µg/m3)
CO 3.14 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 11:39:50
PM - 2.5 63.25 (µg/m3)
PM - 10 90.07 (µg/m3)
SO2 27.41 (µg/m3)
CO 1.36 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 11:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 2.04 (mg/m3)
NO2 34.84 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 11:39:36
PM - 2.5 63.4 (µg/m3)
PM - 10 153.3 (µg/m3)
SO2 3.88 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 11:39:47
PM - 2.5 64.29 (µg/m3)
PM - 10 126.89 (µg/m3)
SO2 28.18 (µg/m3)
CO 1.74 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 11:39:43
PM - 2.5 17.1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.33 (µg/m3)
CO 0.34 (mg/m3)
NO2 1.98 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 11:30:58
PM - 2.5 48.4 (µg/m3)
PM - 10 162 (µg/m3)
SO2 1.78 (µg/m3)
CO 0.55 (mg/m3)
NO2 1.45 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 11:37:04
PM - 2.5 50.6 (µg/m3)
PM - 10 104.19 (µg/m3)
SO2 19.45 (µg/m3)
CO 0.62 (mg/m3)
NO2 10.79 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 11:33:57
PM - 2.5 48.55 (µg/m3)
PM - 10 83.55 (µg/m3)
SO2 9.31 (µg/m3)
CO 0.25 (mg/m3)
NO2 2.75 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 11:31:21
PM - 2.5 37.07 (µg/m3)
PM - 10 57.44 (µg/m3)
SO2 7.34 (µg/m3)
CO 0.50 (mg/m3)
NO2 16.56 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 11:40:02
PM - 2.5 32 (µg/m3)
PM - 10 56 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.31 (mg/m3)
NO2 10.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 11:30:10
PM - 2.5 17.28 (µg/m3)
PM - 10 (µg/m3)
SO2 14.38 (µg/m3)
CO 0.17 (mg/m3)
NO2 270 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 11:39:34
PM - 2.5 34.72 (µg/m3)
PM - 10 83.56 (µg/m3)
SO2 16.07 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 11:31:26
PM - 2.5 23.83 (µg/m3)
PM - 10 28.97 (µg/m3)
SO2 29.09 (µg/m3)
CO 0.05 (mg/m3)
NO2 2.28 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 11:39:54
PM - 2.5 16.38 (µg/m3)
PM - 10 46.36 (µg/m3)
SO2 23.67 (µg/m3)
CO 4.88 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 11:30:05
PM - 2.5 23.95 (µg/m3)
PM - 10 57.21 (µg/m3)
SO2 26.31 (µg/m3)
CO 0.10 (mg/m3)
NO2 28.55 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 11:39:48
PM - 2.5 41 (µg/m3)
PM - 10 83 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.61 (mg/m3)
NO2 17.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 11:39:50
PM - 2.5 52.56 (µg/m3)
PM - 10 155.82 (µg/m3)
SO2 14.16 (µg/m3)
CO 1.00 (mg/m3)
NO2 16.41 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 11:30:40
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.35 (µg/m3)
CO ##### (mg/m3)
NO2 .85 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 11:39:41
PM - 2.5 25 (µg/m3)
PM - 10 50 (µg/m3)
SO2 13.2 (µg/m3)
CO 0.64 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 11:39:51
PM - 2.5 31 (µg/m3)
PM - 10 46 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.33 (mg/m3)
NO2 24.2 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 11:39:45
PM - 2.5 0 (µg/m3)
PM - 10 192.41 (µg/m3)
SO2 31.8 (µg/m3)
CO 3.14 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 11:39:50
PM - 2.5 63.25 (µg/m3)
PM - 10 90.07 (µg/m3)
SO2 27.41 (µg/m3)
CO 1.36 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 11:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 2.04 (mg/m3)
NO2 34.84 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 11:39:36
PM - 2.5 63.4 (µg/m3)
PM - 10 153.3 (µg/m3)
SO2 3.88 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 11:39:47
PM - 2.5 64.29 (µg/m3)
PM - 10 126.89 (µg/m3)
SO2 28.18 (µg/m3)
CO 1.74 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 11:39:43
PM - 2.5 17.1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.33 (µg/m3)
CO 0.34 (mg/m3)
NO2 1.98 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 11:30:58
PM - 2.5 48.4 (µg/m3)
PM - 10 162 (µg/m3)
SO2 1.78 (µg/m3)
CO 0.55 (mg/m3)
NO2 1.45 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 11:37:04
PM - 2.5 50.6 (µg/m3)
PM - 10 104.19 (µg/m3)
SO2 19.45 (µg/m3)
CO 0.62 (mg/m3)
NO2 10.79 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 11:33:57
PM - 2.5 48.55 (µg/m3)
PM - 10 83.55 (µg/m3)
SO2 9.31 (µg/m3)
CO 0.25 (mg/m3)
NO2 2.75 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 11:31:21
PM - 2.5 37.07 (µg/m3)
PM - 10 57.44 (µg/m3)
SO2 7.34 (µg/m3)
CO 0.50 (mg/m3)
NO2 16.56 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 11:40:02
PM - 2.5 32 (µg/m3)
PM - 10 56 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.31 (mg/m3)
NO2 10.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 11:30:10
PM - 2.5 17.28 (µg/m3)
PM - 10 (µg/m3)
SO2 14.38 (µg/m3)
CO 0.17 (mg/m3)
NO2 270 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 11:39:34
PM - 2.5 34.72 (µg/m3)
PM - 10 83.56 (µg/m3)
SO2 16.07 (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 Kanchan OC Coal Mine	60	76.42
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	75.79

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	170.15
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	113.79
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	201.89

1 - 3

CAAQMS Data

1 - 10 of 4,356

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	18-APR-2026 11:39	18-APR-2026 06:06	63.25	90.07	27.41	-	1.36	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 11:39	18-APR-2026 06:09	64.29	126.89	28.18	-	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 11:39	18-APR-2026 06:08	0.00	192.41	31.80	-	3.14	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 11:39	18-APR-2026 06:05	63.14	90.14	27.42	-	1.36	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 11:39	18-APR-2026 06:09	63.55	126.90	24.03	-	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 11:39	18-APR-2026 06:07	0.00	193.09	31.57	-	3.09	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 11:38	18-APR-2026 06:05	62.97	90.34	27.24	-	1.36	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 11:38	18-APR-2026 06:07	0.00	193.67	31.52	-	3.08	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	18-APR-2026 11:38	18-APR-2026 06:08	63.11	126.91	24.17	-	1.72	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 11:38	18-APR-2026 06:04	62.76	90.61	27.18	-	1.36	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 4,356

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