Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 00:10:12
PM - 2.5 92.65 (µg/m3)
PM - 10 342.12 (µg/m3)
SO2 11.08 (µg/m3)
CO 2.91 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 00:00:26
PM - 2.5 28.47 (µg/m3)
PM - 10 66.34 (µg/m3)
SO2 22.31 (µg/m3)
CO 0.43 (mg/m3)
NO2 11.71 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 00:10:00
PM - 2.5 41 (µg/m3)
PM - 10 82 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.65 (mg/m3)
NO2 12.4 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 00:10:02
PM - 2.5 88.78 (µg/m3)
PM - 10 156.53 (µg/m3)
SO2 7.16 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 00:00:58
PM - 2.5 5.32 (µg/m3)
PM - 10 (µg/m3)
SO2 2.28 (µg/m3)
CO 0.00 (mg/m3)
NO2 982.26 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 00:09:49
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 10 (µg/m3)
CO 0.74 (mg/m3)
NO2 17.9 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 00:09:58
PM - 2.5 109.6 (µg/m3)
PM - 10 208.99 (µg/m3)
SO2 10.84 (µg/m3)
CO 3.36 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 00:10:07
PM - 2.5 61.45 (µg/m3)
PM - 10 141.2 (µg/m3)
SO2 19.36 (µg/m3)
CO 1.64 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 00:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.77 (mg/m3)
NO2 984.35 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 00:10:04
PM - 2.5 99.6 (µg/m3)
PM - 10 341 (µg/m3)
SO2 18.99 (µg/m3)
CO 0.57 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 00:09:51
PM - 2.5 119.41 (µg/m3)
PM - 10 321.64 (µg/m3)
SO2 25.69 (µg/m3)
CO 2.81 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 00:10:12
PM - 2.5 21.63 (µg/m3)
PM - 10 96 (µg/m3)
SO2 2.49 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.25 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 00:03:16
PM - 2.5 61.36 (µg/m3)
PM - 10 105.8 (µg/m3)
SO2 20.89 (µg/m3)
CO 3.38 (mg/m3)
NO2 33.63 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 00:00:23
PM - 2.5 66.2 (µg/m3)
PM - 10 154.3 (µg/m3)
SO2 .46 (µg/m3)
CO 0.28 (mg/m3)
NO2 1.99 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 00:07:03
PM - 2.5 .1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5 (µg/m3)
CO 0.45 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 00:03:53
PM - 2.5 54.3 (µg/m3)
PM - 10 92.38 (µg/m3)
SO2 10.86 (µg/m3)
CO 0.51 (mg/m3)
NO2 4.82 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 00:01:20
PM - 2.5 37.07 (µg/m3)
PM - 10 54.03 (µg/m3)
SO2 6.92 (µg/m3)
CO 0.41 (mg/m3)
NO2 17.22 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 00:10:03
PM - 2.5 56 (µg/m3)
PM - 10 98 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.73 (mg/m3)
NO2 10.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 00:00:12
PM - 2.5 12.18 (µg/m3)
PM - 10 (µg/m3)
SO2 14.92 (µg/m3)
CO 0.00 (mg/m3)
NO2 52.19 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 00:10:00
PM - 2.5 125.15 (µg/m3)
PM - 10 216.25 (µg/m3)
SO2 231.64 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 00:10:12
PM - 2.5 92.65 (µg/m3)
PM - 10 342.12 (µg/m3)
SO2 11.08 (µg/m3)
CO 2.91 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 00:00:26
PM - 2.5 28.47 (µg/m3)
PM - 10 66.34 (µg/m3)
SO2 22.31 (µg/m3)
CO 0.43 (mg/m3)
NO2 11.71 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 00:10:00
PM - 2.5 41 (µg/m3)
PM - 10 82 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.65 (mg/m3)
NO2 12.4 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 00:10:02
PM - 2.5 88.78 (µg/m3)
PM - 10 156.53 (µg/m3)
SO2 7.16 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 00:00:58
PM - 2.5 5.32 (µg/m3)
PM - 10 (µg/m3)
SO2 2.28 (µg/m3)
CO 0.00 (mg/m3)
NO2 982.26 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 00:09:49
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 10 (µg/m3)
CO 0.74 (mg/m3)
NO2 17.9 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 00:09:58
PM - 2.5 109.6 (µg/m3)
PM - 10 208.99 (µg/m3)
SO2 10.84 (µg/m3)
CO 3.36 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 00:10:07
PM - 2.5 61.45 (µg/m3)
PM - 10 141.2 (µg/m3)
SO2 19.36 (µg/m3)
CO 1.64 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 00:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.77 (mg/m3)
NO2 984.35 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 00:10:04
PM - 2.5 99.6 (µg/m3)
PM - 10 341 (µg/m3)
SO2 18.99 (µg/m3)
CO 0.57 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 00:09:51
PM - 2.5 119.41 (µg/m3)
PM - 10 321.64 (µg/m3)
SO2 25.69 (µg/m3)
CO 2.81 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 00:10:12
PM - 2.5 21.63 (µg/m3)
PM - 10 96 (µg/m3)
SO2 2.49 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.25 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 00:03:16
PM - 2.5 61.36 (µg/m3)
PM - 10 105.8 (µg/m3)
SO2 20.89 (µg/m3)
CO 3.38 (mg/m3)
NO2 33.63 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 00:00:23
PM - 2.5 66.2 (µg/m3)
PM - 10 154.3 (µg/m3)
SO2 .46 (µg/m3)
CO 0.28 (mg/m3)
NO2 1.99 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 00:07:03
PM - 2.5 .1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5 (µg/m3)
CO 0.45 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 00:03:53
PM - 2.5 54.3 (µg/m3)
PM - 10 92.38 (µg/m3)
SO2 10.86 (µg/m3)
CO 0.51 (mg/m3)
NO2 4.82 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 00:01:20
PM - 2.5 37.07 (µg/m3)
PM - 10 54.03 (µg/m3)
SO2 6.92 (µg/m3)
CO 0.41 (mg/m3)
NO2 17.22 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 00:10:03
PM - 2.5 56 (µg/m3)
PM - 10 98 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.73 (mg/m3)
NO2 10.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 00:00:12
PM - 2.5 12.18 (µg/m3)
PM - 10 (µg/m3)
SO2 14.92 (µg/m3)
CO 0.00 (mg/m3)
NO2 52.19 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 00:10:00
PM - 2.5 125.15 (µg/m3)
PM - 10 216.25 (µg/m3)
SO2 231.64 (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	104.98
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	63.01
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	123.97

1 - 3

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	217.89
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	151.30
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	328.56

1 - 3

CAAQMS Data

1 - 10 of 60

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 00:10	17-APR-2026 18:36	61.45	141.20	19.36	-	1.64	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 00:09	17-APR-2026 18:38	109.60	208.99	10.84	-	3.36	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 00:09	17-APR-2026 18:39	119.41	321.64	25.69	-	2.81	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 00:09	17-APR-2026 18:35	61.67	142.10	19.32	-	1.64	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 00:09	17-APR-2026 18:38	109.19	209.93	10.78	-	3.43	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 00:09	17-APR-2026 18:39	119.98	323.10	28.77	-	2.81	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 00:09	17-APR-2026 18:35	61.86	143.00	18.97	-	1.64	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 00:08	17-APR-2026 18:37	108.34	211.03	10.47	-	3.35	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 00:08	17-APR-2026 18:38	120.56	324.41	25.32	-	2.81	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 00:08	17-APR-2026 18:34	61.97	143.90	18.82	-	1.65	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 60

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