Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 04:59:18
PM - 2.5 43.57 (µg/m3)
PM - 10 163.32 (µg/m3)
SO2 11.96 (µg/m3)
CO 3.92 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 04:45:44
PM - 2.5 25.51 (µg/m3)
PM - 10 48.91 (µg/m3)
SO2 16.3 (µg/m3)
CO 0.46 (mg/m3)
NO2 2.67 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 04:59:34
PM - 2.5 29 (µg/m3)
PM - 10 56 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.35 (mg/m3)
NO2 15.4 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 04:59:08
PM - 2.5 60.2 (µg/m3)
PM - 10 138.4 (µg/m3)
SO2 13.43 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 04:45:28
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
18-04-2026 04:59:22
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.71 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 04:59:36
PM - 2.5 80.42 (µg/m3)
PM - 10 120.36 (µg/m3)
SO2 9.54 (µg/m3)
CO 3.19 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 04:59:12
PM - 2.5 37.81 (µg/m3)
PM - 10 72.05 (µg/m3)
SO2 18.72 (µg/m3)
CO 1.37 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 04:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 04:59:07
PM - 2.5 77.54 (µg/m3)
PM - 10 232.9 (µg/m3)
SO2 22.21 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 04:59:18
PM - 2.5 58 (µg/m3)
PM - 10 81.14 (µg/m3)
SO2 25.66 (µg/m3)
CO 2.16 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 04:59:24
PM - 2.5 11.51 (µg/m3)
PM - 10 44.03 (µg/m3)
SO2 6.15 (µg/m3)
CO 0.28 (mg/m3)
NO2 1.88 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 04:52:04
PM - 2.5 51.7 (µg/m3)
PM - 10 107.17 (µg/m3)
SO2 19.58 (µg/m3)
CO 0.64 (mg/m3)
NO2 11.1 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 04:48:54
PM - 2.5 55 (µg/m3)
PM - 10 93.44 (µg/m3)
SO2 11.05 (µg/m3)
CO 0.54 (mg/m3)
NO2 5.07 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 04:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 59.49 (µg/m3)
SO2 6.61 (µg/m3)
CO 0.46 (mg/m3)
NO2 16.62 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 04:59:32
PM - 2.5 23 (µg/m3)
PM - 10 48 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.32 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 04:45:50
PM - 2.5 15.94 (µg/m3)
PM - 10 (µg/m3)
SO2 13.22 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 04:59:29
PM - 2.5 34.48 (µg/m3)
PM - 10 46.58 (µg/m3)
SO2 14.03 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 04:59:18
PM - 2.5 43.57 (µg/m3)
PM - 10 163.32 (µg/m3)
SO2 11.96 (µg/m3)
CO 3.92 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 04:45:44
PM - 2.5 25.51 (µg/m3)
PM - 10 48.91 (µg/m3)
SO2 16.3 (µg/m3)
CO 0.46 (mg/m3)
NO2 2.67 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 04:59:34
PM - 2.5 29 (µg/m3)
PM - 10 56 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.35 (mg/m3)
NO2 15.4 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 04:59:08
PM - 2.5 60.2 (µg/m3)
PM - 10 138.4 (µg/m3)
SO2 13.43 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 04:45:28
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
18-04-2026 04:59:22
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.71 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 04:59:36
PM - 2.5 80.42 (µg/m3)
PM - 10 120.36 (µg/m3)
SO2 9.54 (µg/m3)
CO 3.19 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 04:59:12
PM - 2.5 37.81 (µg/m3)
PM - 10 72.05 (µg/m3)
SO2 18.72 (µg/m3)
CO 1.37 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 04:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 04:59:07
PM - 2.5 77.54 (µg/m3)
PM - 10 232.9 (µg/m3)
SO2 22.21 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 04:59:18
PM - 2.5 58 (µg/m3)
PM - 10 81.14 (µg/m3)
SO2 25.66 (µg/m3)
CO 2.16 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 04:59:24
PM - 2.5 11.51 (µg/m3)
PM - 10 44.03 (µg/m3)
SO2 6.15 (µg/m3)
CO 0.28 (mg/m3)
NO2 1.88 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 04:52:04
PM - 2.5 51.7 (µg/m3)
PM - 10 107.17 (µg/m3)
SO2 19.58 (µg/m3)
CO 0.64 (mg/m3)
NO2 11.1 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 04:48:54
PM - 2.5 55 (µg/m3)
PM - 10 93.44 (µg/m3)
SO2 11.05 (µg/m3)
CO 0.54 (mg/m3)
NO2 5.07 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 04:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 59.49 (µg/m3)
SO2 6.61 (µg/m3)
CO 0.46 (mg/m3)
NO2 16.62 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 04:59:32
PM - 2.5 23 (µg/m3)
PM - 10 48 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.32 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 04:45:50
PM - 2.5 15.94 (µg/m3)
PM - 10 (µg/m3)
SO2 13.22 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 04:59:29
PM - 2.5 34.48 (µg/m3)
PM - 10 46.58 (µg/m3)
SO2 14.03 (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	80.47
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	67.83

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	137.46
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	129.19
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	191.66

1 - 3

CAAQMS Data

1 - 10 of 1,867

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 04:59	17-APR-2026 23:28	80.42	120.36	9.54	-	3.19	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 04:59	17-APR-2026 23:29	58.00	81.14	25.66	-	2.16	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 04:59	17-APR-2026 23:25	37.81	72.05	18.72	-	1.37	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 04:59	17-APR-2026 23:27	80.01	120.19	10.18	-	3.16	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 04:58	17-APR-2026 23:28	57.42	81.93	23.20	-	2.14	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 04:58	17-APR-2026 23:24	37.73	71.91	18.68	-	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 04:58	17-APR-2026 23:27	79.93	120.04	10.13	-	3.17	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 04:58	17-APR-2026 23:28	56.59	82.65	23.42	-	2.16	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 04:58	17-APR-2026 23:24	37.67	71.98	18.75	-	1.35	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 04:58	17-APR-2026 23:26	79.92	119.89	9.99	-	3.19	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,867

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