Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
18-04-2026 12:27:03
PM - 2.5 60.71 (µg/m3)
PM - 10 213.64 (µg/m3)
SO2 8.45 (µg/m3)
CO 1.59 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 12:16:26
PM - 2.5 23.22 (µg/m3)
PM - 10 26.61 (µg/m3)
SO2 28.76 (µg/m3)
CO 0.71 (mg/m3)
NO2 2.2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 12:26:55
PM - 2.5 7.71 (µg/m3)
PM - 10 41.69 (µg/m3)
SO2 22.85 (µg/m3)
CO 5.65 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 12:15:47
PM - 2.5 25.55 (µg/m3)
PM - 10 48.95 (µg/m3)
SO2 24.31 (µg/m3)
CO 0.07 (mg/m3)
NO2 22.8 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 12:27:03
PM - 2.5 53 (µg/m3)
PM - 10 106 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.71 (mg/m3)
NO2 16.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 12:26:51
PM - 2.5 51.34 (µg/m3)
PM - 10 131.28 (µg/m3)
SO2 8.27 (µg/m3)
CO 1.00 (mg/m3)
NO2 16.67 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 12:15:11
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.43 (µg/m3)
CO ##### (mg/m3)
NO2 .25 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 12:26:57
PM - 2.5 44 (µg/m3)
PM - 10 87 (µg/m3)
SO2 9.7 (µg/m3)
CO 0.62 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 12:26:37
PM - 2.5 24 (µg/m3)
PM - 10 37 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.32 (mg/m3)
NO2 23.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 12:26:45
PM - 2.5 0 (µg/m3)
PM - 10 291.82 (µg/m3)
SO2 18.1 (µg/m3)
CO 3.04 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 12:26:50
PM - 2.5 54.25 (µg/m3)
PM - 10 91.26 (µg/m3)
SO2 24.45 (µg/m3)
CO 1.20 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 12:15:51
PM - 2.5 20.93 (µg/m3)
PM - 10 (µg/m3)
SO2 729.02 (µg/m3)
CO 0.00 (mg/m3)
NO2 985.25 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 12:27:05
PM - 2.5 99.12 (µg/m3)
PM - 10 76.63 (µg/m3)
SO2 6.65 (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 12:26:53
PM - 2.5 48.94 (µg/m3)
PM - 10 99.79 (µg/m3)
SO2 28.67 (µg/m3)
CO 1.75 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 12:26:44
PM - 2.5 25.68 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.73 (µg/m3)
CO 0.22 (mg/m3)
NO2 1.81 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 12:15:26
PM - 2.5 48.4 (µg/m3)
PM - 10 138.8 (µg/m3)
SO2 2.17 (µg/m3)
CO 0.47 (mg/m3)
NO2 1.5 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 12:22:03
PM - 2.5 50.7 (µg/m3)
PM - 10 104.28 (µg/m3)
SO2 19.45 (µg/m3)
CO 0.62 (mg/m3)
NO2 10.8 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 12:18:57
PM - 2.5 48.63 (µg/m3)
PM - 10 83.68 (µg/m3)
SO2 9.33 (µg/m3)
CO 0.25 (mg/m3)
NO2 2.78 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 12:16:20
PM - 2.5 65.87 (µg/m3)
PM - 10 58.43 (µg/m3)
SO2 7.34 (µg/m3)
CO 0.51 (mg/m3)
NO2 16.66 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 12:26:57
PM - 2.5 45 (µg/m3)
PM - 10 78 (µg/m3)
SO2 9.6 (µg/m3)
CO 0.33 (mg/m3)
NO2 10.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 12:15:38
PM - 2.5 20.14 (µg/m3)
PM - 10 (µg/m3)
SO2 16.63 (µg/m3)
CO 1.58 (mg/m3)
NO2 280.5 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 12:26:36
PM - 2.5 60.36 (µg/m3)
PM - 10 60.47 (µg/m3)
SO2 14.37 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
18-04-2026 12:27:03
PM - 2.5 60.71 (µg/m3)
PM - 10 213.64 (µg/m3)
SO2 8.45 (µg/m3)
CO 1.59 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 12:16:26
PM - 2.5 23.22 (µg/m3)
PM - 10 26.61 (µg/m3)
SO2 28.76 (µg/m3)
CO 0.71 (mg/m3)
NO2 2.2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 12:26:55
PM - 2.5 7.71 (µg/m3)
PM - 10 41.69 (µg/m3)
SO2 22.85 (µg/m3)
CO 5.65 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 12:15:47
PM - 2.5 25.55 (µg/m3)
PM - 10 48.95 (µg/m3)
SO2 24.31 (µg/m3)
CO 0.07 (mg/m3)
NO2 22.8 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 12:27:03
PM - 2.5 53 (µg/m3)
PM - 10 106 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.71 (mg/m3)
NO2 16.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 12:26:51
PM - 2.5 51.34 (µg/m3)
PM - 10 131.28 (µg/m3)
SO2 8.27 (µg/m3)
CO 1.00 (mg/m3)
NO2 16.67 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 12:15:11
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.43 (µg/m3)
CO ##### (mg/m3)
NO2 .25 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 12:26:57
PM - 2.5 44 (µg/m3)
PM - 10 87 (µg/m3)
SO2 9.7 (µg/m3)
CO 0.62 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 12:26:37
PM - 2.5 24 (µg/m3)
PM - 10 37 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.32 (mg/m3)
NO2 23.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 12:26:45
PM - 2.5 0 (µg/m3)
PM - 10 291.82 (µg/m3)
SO2 18.1 (µg/m3)
CO 3.04 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 12:26:50
PM - 2.5 54.25 (µg/m3)
PM - 10 91.26 (µg/m3)
SO2 24.45 (µg/m3)
CO 1.20 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 12:15:51
PM - 2.5 20.93 (µg/m3)
PM - 10 (µg/m3)
SO2 729.02 (µg/m3)
CO 0.00 (mg/m3)
NO2 985.25 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 12:27:05
PM - 2.5 99.12 (µg/m3)
PM - 10 76.63 (µg/m3)
SO2 6.65 (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 12:26:53
PM - 2.5 48.94 (µg/m3)
PM - 10 99.79 (µg/m3)
SO2 28.67 (µg/m3)
CO 1.75 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 12:26:44
PM - 2.5 25.68 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.73 (µg/m3)
CO 0.22 (mg/m3)
NO2 1.81 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 12:15:26
PM - 2.5 48.4 (µg/m3)
PM - 10 138.8 (µg/m3)
SO2 2.17 (µg/m3)
CO 0.47 (mg/m3)
NO2 1.5 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 12:22:03
PM - 2.5 50.7 (µg/m3)
PM - 10 104.28 (µg/m3)
SO2 19.45 (µg/m3)
CO 0.62 (mg/m3)
NO2 10.8 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 12:18:57
PM - 2.5 48.63 (µg/m3)
PM - 10 83.68 (µg/m3)
SO2 9.33 (µg/m3)
CO 0.25 (mg/m3)
NO2 2.78 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 12:16:20
PM - 2.5 65.87 (µg/m3)
PM - 10 58.43 (µg/m3)
SO2 7.34 (µg/m3)
CO 0.51 (mg/m3)
NO2 16.66 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 12:26:57
PM - 2.5 45 (µg/m3)
PM - 10 78 (µg/m3)
SO2 9.6 (µg/m3)
CO 0.33 (mg/m3)
NO2 10.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 12:15:38
PM - 2.5 20.14 (µg/m3)
PM - 10 (µg/m3)
SO2 16.63 (µg/m3)
CO 1.58 (mg/m3)
NO2 280.5 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 12:26:36
PM - 2.5 60.36 (µg/m3)
PM - 10 60.47 (µg/m3)
SO2 14.37 (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	71.60
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	74.66

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	172.95
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	112.45
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	196.54

1 - 3

CAAQMS Data

1 - 10 of 4,645

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 12:26	18-APR-2026 06:56	48.94	99.79	28.67	-	1.75	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 12:26	18-APR-2026 06:53	54.25	91.26	24.45	-	1.20	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 12:26	18-APR-2026 06:55	0.00	291.82	18.10	-	3.04	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 12:26	18-APR-2026 06:56	49.55	100.28	27.08	-	1.76	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 12:26	18-APR-2026 06:52	54.39	91.79	24.29	-	1.20	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 12:26	18-APR-2026 06:54	0.00	290.66	18.00	-	3.12	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 12:25	18-APR-2026 06:55	50.27	100.85	25.64	-	1.76	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 12:25	18-APR-2026 06:52	54.56	92.35	24.66	-	1.20	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 12:25	18-APR-2026 06:54	0.00	289.57	18.14	-	3.07	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 12:25	18-APR-2026 06:55	50.79	101.32	25.86	-	1.76	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 4,645

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