Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
16-04-2026 14:33:58
PM - 2.5 19.87 (µg/m3)
PM - 10 30.74 (µg/m3)
SO2 5.48 (µg/m3)
CO 1.11 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
16-04-2026 14:31:23
PM - 2.5 17 (µg/m3)
PM - 10 67.63 (µg/m3)
SO2 24.52 (µg/m3)
CO 0.82 (mg/m3)
NO2 1.74 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
16-04-2026 14:33:48
PM - 2.5 11.44 (µg/m3)
PM - 10 42.54 (µg/m3)
SO2 7.5 (µg/m3)
CO 6.04 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
16-04-2026 14:30:07
PM - 2.5 16.34 (µg/m3)
PM - 10 45.28 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 6.57 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
16-04-2026 14:30:22
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 979.81 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
16-04-2026 14:33:43
PM - 2.5 13 (µg/m3)
PM - 10 24 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.59 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
16-04-2026 14:33:50
PM - 2.5 24 (µg/m3)
PM - 10 36 (µg/m3)
SO2 5.9 (µg/m3)
CO 0.26 (mg/m3)
NO2 23.9 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
16-04-2026 14:34:16
PM - 2.5 59.63 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.24 (µg/m3)
CO 0.78 (mg/m3)
NO2 2.68 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
16-04-2026 14:34:00
PM - 2.5 11.55 (µg/m3)
PM - 10 35.78 (µg/m3)
SO2 18.32 (µg/m3)
CO 0.87 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
16-04-2026 14:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 1.47 (mg/m3)
NO2 62.11 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
16-04-2026 14:34:06
PM - 2.5 22.73 (µg/m3)
PM - 10 176.5 (µg/m3)
SO2 3.86 (µg/m3)
CO 0.50 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
16-04-2026 14:34:16
PM - 2.5 16.41 (µg/m3)
PM - 10 45.06 (µg/m3)
SO2 22.71 (µg/m3)
CO 1.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
16-04-2026 14:34:09
PM - 2.5 17.74 (µg/m3)
PM - 10 0 (µg/m3)
SO2 4 (µg/m3)
CO 0.13 (mg/m3)
NO2 1.83 (µg/m3)
Northern Coalfields Limited
NCL_CETI
16-04-2026 14:33:15
PM - 2.5 48.95 (µg/m3)
PM - 10 84.4 (µg/m3)
SO2 28.18 (µg/m3)
CO 3.30 (mg/m3)
NO2 22.59 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
16-04-2026 14:30:54
PM - 2.5 29.5 (µg/m3)
PM - 10 113.8 (µg/m3)
SO2 .18 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.4 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
16-04-2026 14:22:02
PM - 2.5 37.2 (µg/m3)
PM - 10 71.03 (µg/m3)
SO2 17.01 (µg/m3)
CO 0.41 (mg/m3)
NO2 7.3 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
16-04-2026 14:19:45
PM - 2.5 51.96 (µg/m3)
PM - 10 88.79 (µg/m3)
SO2 10.23 (µg/m3)
CO 0.40 (mg/m3)
NO2 3.97 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
16-04-2026 14:32:07
PM - 2.5 15.51 (µg/m3)
PM - 10 46.33 (µg/m3)
SO2 6.93 (µg/m3)
CO 0.26 (mg/m3)
NO2 12.66 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
16-04-2026 14:30:07
PM - 2.5 189 (µg/m3)
PM - 10 (µg/m3)
SO2 43.16 (µg/m3)
CO ##### (mg/m3)
NO2 .04 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
16-04-2026 14:34:05
PM - 2.5 23.66 (µg/m3)
PM - 10 80.24 (µg/m3)
SO2 23.86 (µg/m3)
CO ##### (mg/m3)
NO2 4.73 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
16-04-2026 14:33:58
PM - 2.5 19.87 (µg/m3)
PM - 10 30.74 (µg/m3)
SO2 5.48 (µg/m3)
CO 1.11 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
16-04-2026 14:31:23
PM - 2.5 17 (µg/m3)
PM - 10 67.63 (µg/m3)
SO2 24.52 (µg/m3)
CO 0.82 (mg/m3)
NO2 1.74 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
16-04-2026 14:33:48
PM - 2.5 11.44 (µg/m3)
PM - 10 42.54 (µg/m3)
SO2 7.5 (µg/m3)
CO 6.04 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
16-04-2026 14:30:07
PM - 2.5 16.34 (µg/m3)
PM - 10 45.28 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 6.57 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
16-04-2026 14:30:22
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 979.81 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
16-04-2026 14:33:43
PM - 2.5 13 (µg/m3)
PM - 10 24 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.59 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
16-04-2026 14:33:50
PM - 2.5 24 (µg/m3)
PM - 10 36 (µg/m3)
SO2 5.9 (µg/m3)
CO 0.26 (mg/m3)
NO2 23.9 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
16-04-2026 14:34:16
PM - 2.5 59.63 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.24 (µg/m3)
CO 0.78 (mg/m3)
NO2 2.68 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
16-04-2026 14:34:00
PM - 2.5 11.55 (µg/m3)
PM - 10 35.78 (µg/m3)
SO2 18.32 (µg/m3)
CO 0.87 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
16-04-2026 14:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 1.47 (mg/m3)
NO2 62.11 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
16-04-2026 14:34:06
PM - 2.5 22.73 (µg/m3)
PM - 10 176.5 (µg/m3)
SO2 3.86 (µg/m3)
CO 0.50 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
16-04-2026 14:34:16
PM - 2.5 16.41 (µg/m3)
PM - 10 45.06 (µg/m3)
SO2 22.71 (µg/m3)
CO 1.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
16-04-2026 14:34:09
PM - 2.5 17.74 (µg/m3)
PM - 10 0 (µg/m3)
SO2 4 (µg/m3)
CO 0.13 (mg/m3)
NO2 1.83 (µg/m3)
Northern Coalfields Limited
NCL_CETI
16-04-2026 14:33:15
PM - 2.5 48.95 (µg/m3)
PM - 10 84.4 (µg/m3)
SO2 28.18 (µg/m3)
CO 3.30 (mg/m3)
NO2 22.59 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
16-04-2026 14:30:54
PM - 2.5 29.5 (µg/m3)
PM - 10 113.8 (µg/m3)
SO2 .18 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.4 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
16-04-2026 14:22:02
PM - 2.5 37.2 (µg/m3)
PM - 10 71.03 (µg/m3)
SO2 17.01 (µg/m3)
CO 0.41 (mg/m3)
NO2 7.3 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
16-04-2026 14:19:45
PM - 2.5 51.96 (µg/m3)
PM - 10 88.79 (µg/m3)
SO2 10.23 (µg/m3)
CO 0.40 (mg/m3)
NO2 3.97 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
16-04-2026 14:32:07
PM - 2.5 15.51 (µg/m3)
PM - 10 46.33 (µg/m3)
SO2 6.93 (µg/m3)
CO 0.26 (mg/m3)
NO2 12.66 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
16-04-2026 14:30:07
PM - 2.5 189 (µg/m3)
PM - 10 (µg/m3)
SO2 43.16 (µg/m3)
CO ##### (mg/m3)
NO2 .04 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
16-04-2026 14:34:05
PM - 2.5 23.66 (µg/m3)
PM - 10 80.24 (µg/m3)
SO2 23.86 (µg/m3)
CO ##### (mg/m3)
NO2 4.73 (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)
16-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	85.59

1 - 1

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
16-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	183.96
16-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	134.92

1 - 2

CAAQMS Data

1 - 10 of 3,547

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	16-APR-2026 14:34	16-APR-2026 09:04	16.41	45.06	22.71	-	1.77	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	16-APR-2026 14:34	16-APR-2026 09:00	11.55	35.78	18.32	-	0.87	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	16-APR-2026 14:33	16-APR-2026 09:03	16.83	45.63	22.26	-	1.77	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	16-APR-2026 14:33	16-APR-2026 08:59	11.57	36.04	18.38	-	0.87	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	16-APR-2026 14:33	16-APR-2026 09:03	17.53	46.26	21.49	-	1.79	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	16-APR-2026 14:33	16-APR-2026 08:59	11.59	36.10	18.54	-	0.87	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	16-APR-2026 14:32	16-APR-2026 09:02	18.32	46.84	22.42	-	1.77	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	16-APR-2026 14:32	16-APR-2026 08:58	11.52	36.13	18.62	-	0.87	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	16-APR-2026 14:32	16-APR-2026 09:02	18.87	47.43	22.16	-	1.81	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	16-APR-2026 14:32	16-APR-2026 14:30	15.51	46.33	6.93	12.66	0.26	site_1963	Envea India Pvt Ltd

1 - 10 of 3,547

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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