Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 02:27:15
PM - 2.5 37.97 (µg/m3)
PM - 10 161.87 (µg/m3)
SO2 18.17 (µg/m3)
CO 3.60 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 02:15:45
PM - 2.5 29.8 (µg/m3)
PM - 10 67.98 (µg/m3)
SO2 22.31 (µg/m3)
CO 0.44 (mg/m3)
NO2 11.5 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 02:27:17
PM - 2.5 36 (µg/m3)
PM - 10 71 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.68 (mg/m3)
NO2 14.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 02:27:06
PM - 2.5 36.77 (µg/m3)
PM - 10 120.72 (µg/m3)
SO2 22.24 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 02:15:19
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.3 (µg/m3)
CO ##### (mg/m3)
NO2 .19 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 02:27:05
PM - 2.5 17 (µg/m3)
PM - 10 34 (µg/m3)
SO2 10 (µg/m3)
CO 0.82 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 02:27:01
PM - 2.5 75 (µg/m3)
PM - 10 133.13 (µg/m3)
SO2 14.97 (µg/m3)
CO 3.50 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 02:27:10
PM - 2.5 72.84 (µg/m3)
PM - 10 173.4 (µg/m3)
SO2 19.08 (µg/m3)
CO 1.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 02:15:50
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 02:27:06
PM - 2.5 74.28 (µg/m3)
PM - 10 116.7 (µg/m3)
SO2 15.6 (µg/m3)
CO 0.54 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 02:27:13
PM - 2.5 59.81 (µg/m3)
PM - 10 170.52 (µg/m3)
SO2 24.62 (µg/m3)
CO 2.34 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 02:27:15
PM - 2.5 36.34 (µg/m3)
PM - 10 40.22 (µg/m3)
SO2 5.21 (µg/m3)
CO 0.11 (mg/m3)
NO2 1.76 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 02:18:17
PM - 2.5 58.58 (µg/m3)
PM - 10 101 (µg/m3)
SO2 23.46 (µg/m3)
CO 3.15 (mg/m3)
NO2 33.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 02:22:05
PM - 2.5 40.2 (µg/m3)
PM - 10 73.58 (µg/m3)
SO2 18.17 (µg/m3)
CO 0.42 (mg/m3)
NO2 7.67 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 02:18:54
PM - 2.5 52.68 (µg/m3)
PM - 10 89.89 (µg/m3)
SO2 10.42 (µg/m3)
CO 0.43 (mg/m3)
NO2 4.23 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 02:16:20
PM - 2.5 43.63 (µg/m3)
PM - 10 61.22 (µg/m3)
SO2 6.68 (µg/m3)
CO 0.47 (mg/m3)
NO2 16.78 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 02:27:02
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.54 (mg/m3)
NO2 10.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 02:15:36
PM - 2.5 21.65 (µg/m3)
PM - 10 (µg/m3)
SO2 18.57 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 02:27:02
PM - 2.5 85.6 (µg/m3)
PM - 10 99.97 (µg/m3)
SO2 19.51 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 02:27:15
PM - 2.5 37.97 (µg/m3)
PM - 10 161.87 (µg/m3)
SO2 18.17 (µg/m3)
CO 3.60 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 02:15:45
PM - 2.5 29.8 (µg/m3)
PM - 10 67.98 (µg/m3)
SO2 22.31 (µg/m3)
CO 0.44 (mg/m3)
NO2 11.5 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 02:27:17
PM - 2.5 36 (µg/m3)
PM - 10 71 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.68 (mg/m3)
NO2 14.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 02:27:06
PM - 2.5 36.77 (µg/m3)
PM - 10 120.72 (µg/m3)
SO2 22.24 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 02:15:19
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.3 (µg/m3)
CO ##### (mg/m3)
NO2 .19 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 02:27:05
PM - 2.5 17 (µg/m3)
PM - 10 34 (µg/m3)
SO2 10 (µg/m3)
CO 0.82 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 02:27:01
PM - 2.5 75 (µg/m3)
PM - 10 133.13 (µg/m3)
SO2 14.97 (µg/m3)
CO 3.50 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 02:27:10
PM - 2.5 72.84 (µg/m3)
PM - 10 173.4 (µg/m3)
SO2 19.08 (µg/m3)
CO 1.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 02:15:50
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 02:27:06
PM - 2.5 74.28 (µg/m3)
PM - 10 116.7 (µg/m3)
SO2 15.6 (µg/m3)
CO 0.54 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 02:27:13
PM - 2.5 59.81 (µg/m3)
PM - 10 170.52 (µg/m3)
SO2 24.62 (µg/m3)
CO 2.34 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 02:27:15
PM - 2.5 36.34 (µg/m3)
PM - 10 40.22 (µg/m3)
SO2 5.21 (µg/m3)
CO 0.11 (mg/m3)
NO2 1.76 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 02:18:17
PM - 2.5 58.58 (µg/m3)
PM - 10 101 (µg/m3)
SO2 23.46 (µg/m3)
CO 3.15 (mg/m3)
NO2 33.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 02:22:05
PM - 2.5 40.2 (µg/m3)
PM - 10 73.58 (µg/m3)
SO2 18.17 (µg/m3)
CO 0.42 (mg/m3)
NO2 7.67 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 02:18:54
PM - 2.5 52.68 (µg/m3)
PM - 10 89.89 (µg/m3)
SO2 10.42 (µg/m3)
CO 0.43 (mg/m3)
NO2 4.23 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 02:16:20
PM - 2.5 43.63 (µg/m3)
PM - 10 61.22 (µg/m3)
SO2 6.68 (µg/m3)
CO 0.47 (mg/m3)
NO2 16.78 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 02:27:02
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.54 (mg/m3)
NO2 10.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 02:15:36
PM - 2.5 21.65 (µg/m3)
PM - 10 (µg/m3)
SO2 18.57 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 02:27:02
PM - 2.5 85.6 (µg/m3)
PM - 10 99.97 (µg/m3)
SO2 19.51 (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	93.61
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	63.27
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	80.48

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	173.67
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	140.12
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	257.86

1 - 3

CAAQMS Data

1 - 10 of 914

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	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 02:27	17-APR-2026 20:57	59.81	170.52	24.62	-	2.34	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 02:27	17-APR-2026 20:53	72.84	173.40	19.08	-	1.77	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 02:27	17-APR-2026 20:55	75.00	133.13	14.97	-	3.50	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 02:26	17-APR-2026 20:56	59.92	170.13	23.98	-	2.29	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 02:26	17-APR-2026 20:52	73.49	173.40	18.85	-	1.77	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 02:26	17-APR-2026 20:55	75.34	133.61	14.87	-	3.69	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 02:26	17-APR-2026 20:56	59.92	169.68	26.53	-	2.32	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 02:26	17-APR-2026 20:52	74.16	173.40	18.88	-	1.78	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 02:26	17-APR-2026 20:54	76.04	134.18	14.56	-	3.67	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 02:25	17-APR-2026 20:55	59.99	169.28	24.14	-	2.29	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 914

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