Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
11-04-2026 18:33:31
PM - 2.5 33.93 (µg/m3)
PM - 10 110.38 (µg/m3)
SO2 5.81 (µg/m3)
CO 1.06 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
11-04-2026 18:30:16
PM - 2.5 19.5 (µg/m3)
PM - 10 92.43 (µg/m3)
SO2 0 (µg/m3)
CO 0.04 (mg/m3)
NO2 21.57 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
11-04-2026 18:33:52
PM - 2.5 14 (µg/m3)
PM - 10 26 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.02 (mg/m3)
NO2 19.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
11-04-2026 18:33:48
PM - 2.5 33.39 (µg/m3)
PM - 10 58.79 (µg/m3)
SO2 1.51 (µg/m3)
CO 0.98 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
11-04-2026 18:30:56
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.31 (µg/m3)
CO ##### (mg/m3)
NO2 .21 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
11-04-2026 18:33:57
PM - 2.5 20.75 (µg/m3)
PM - 10 76.55 (µg/m3)
SO2 19.87 (µg/m3)
CO 0.33 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
11-04-2026 18:30:50
PM - 2.5 .03 (µg/m3)
PM - 10 (µg/m3)
SO2 .03 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
11-04-2026 18:33:31
PM - 2.5 18.73 (µg/m3)
PM - 10 36.49 (µg/m3)
SO2 16.86 (µg/m3)
CO 1.76 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
11-04-2026 18:33:12
PM - 2.5 59.43 (µg/m3)
PM - 10 102.46 (µg/m3)
SO2 24.05 (µg/m3)
CO 3.08 (mg/m3)
NO2 18.91 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
11-04-2026 18:30:07
PM - 2.5 45.2 (µg/m3)
PM - 10 133.3 (µg/m3)
SO2 .69 (µg/m3)
CO 0.27 (mg/m3)
NO2 1.35 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
11-04-2026 18:22:41
PM - 2.5 49.9 (µg/m3)
PM - 10 78.17 (µg/m3)
SO2 12.83 (µg/m3)
CO 0.35 (mg/m3)
NO2 6.97 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
11-04-2026 18:19:16
PM - 2.5 50.24 (µg/m3)
PM - 10 86.14 (µg/m3)
SO2 9.76 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.35 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
11-04-2026 18:32:31
PM - 2.5 0 (µg/m3)
PM - 10 69.91 (µg/m3)
SO2 7.17 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.5 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
11-04-2026 18:33:58
PM - 2.5 22 (µg/m3)
PM - 10 37 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.14 (mg/m3)
NO2 3.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
11-04-2026 18:30:02
PM - 2.5 16.89 (µg/m3)
PM - 10 (µg/m3)
SO2 13.73 (µg/m3)
CO 0.46 (mg/m3)
NO2 110.98 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
11-04-2026 18:33:50
PM - 2.5 25.44 (µg/m3)
PM - 10 43.05 (µg/m3)
SO2 11.32 (µg/m3)
CO ##### (mg/m3)
NO2 34.03 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
11-04-2026 18:33:31
PM - 2.5 33.93 (µg/m3)
PM - 10 110.38 (µg/m3)
SO2 5.81 (µg/m3)
CO 1.06 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
11-04-2026 18:30:16
PM - 2.5 19.5 (µg/m3)
PM - 10 92.43 (µg/m3)
SO2 0 (µg/m3)
CO 0.04 (mg/m3)
NO2 21.57 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
11-04-2026 18:33:52
PM - 2.5 14 (µg/m3)
PM - 10 26 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.02 (mg/m3)
NO2 19.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
11-04-2026 18:33:48
PM - 2.5 33.39 (µg/m3)
PM - 10 58.79 (µg/m3)
SO2 1.51 (µg/m3)
CO 0.98 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
11-04-2026 18:30:56
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.31 (µg/m3)
CO ##### (mg/m3)
NO2 .21 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
11-04-2026 18:33:57
PM - 2.5 20.75 (µg/m3)
PM - 10 76.55 (µg/m3)
SO2 19.87 (µg/m3)
CO 0.33 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
11-04-2026 18:30:50
PM - 2.5 .03 (µg/m3)
PM - 10 (µg/m3)
SO2 .03 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
11-04-2026 18:33:31
PM - 2.5 18.73 (µg/m3)
PM - 10 36.49 (µg/m3)
SO2 16.86 (µg/m3)
CO 1.76 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
11-04-2026 18:33:12
PM - 2.5 59.43 (µg/m3)
PM - 10 102.46 (µg/m3)
SO2 24.05 (µg/m3)
CO 3.08 (mg/m3)
NO2 18.91 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
11-04-2026 18:30:07
PM - 2.5 45.2 (µg/m3)
PM - 10 133.3 (µg/m3)
SO2 .69 (µg/m3)
CO 0.27 (mg/m3)
NO2 1.35 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
11-04-2026 18:22:41
PM - 2.5 49.9 (µg/m3)
PM - 10 78.17 (µg/m3)
SO2 12.83 (µg/m3)
CO 0.35 (mg/m3)
NO2 6.97 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
11-04-2026 18:19:16
PM - 2.5 50.24 (µg/m3)
PM - 10 86.14 (µg/m3)
SO2 9.76 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.35 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
11-04-2026 18:32:31
PM - 2.5 0 (µg/m3)
PM - 10 69.91 (µg/m3)
SO2 7.17 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.5 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
11-04-2026 18:33:58
PM - 2.5 22 (µg/m3)
PM - 10 37 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.14 (mg/m3)
NO2 3.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
11-04-2026 18:30:02
PM - 2.5 16.89 (µg/m3)
PM - 10 (µg/m3)
SO2 13.73 (µg/m3)
CO 0.46 (mg/m3)
NO2 110.98 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
11-04-2026 18:33:50
PM - 2.5 25.44 (µg/m3)
PM - 10 43.05 (µg/m3)
SO2 11.32 (µg/m3)
CO ##### (mg/m3)
NO2 34.03 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
11-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	130.89
11-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	103.12

1 - 2

CAAQMS Data

1 - 10 of 5,251

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	11-APR-2026 18:33	11-APR-2026 13:00	20.75	76.55	19.87	-	0.33	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	11-APR-2026 18:33	11-APR-2026 13:03	18.73	36.49	16.86	-	1.76	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 18:33	11-APR-2026 12:59	20.66	77.27	20.02	-	0.33	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 18:32	11-APR-2026 12:59	20.59	77.96	19.67	-	0.33	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	11-APR-2026 18:32	11-APR-2026 13:02	18.00	36.19	15.53	-	1.73	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	11-APR-2026 18:32	11-APR-2026 18:30	0.00	69.91	7.17	13.50	0.42	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 18:32	11-APR-2026 12:58	20.53	78.58	19.67	-	0.32	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	11-APR-2026 18:32	11-APR-2026 13:02	17.67	36.01	16.81	-	1.76	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 18:31	11-APR-2026 12:58	20.48	79.10	19.60	-	0.32	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	11-APR-2026 18:31	11-APR-2026 13:01	17.44	35.94	16.56	-	1.76	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 5,251

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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