Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
15-04-2026 08:46:25
PM - 2.5 22.17 (µg/m3)
PM - 10 43.82 (µg/m3)
SO2 106.25 (µg/m3)
CO 0.95 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
15-04-2026 08:48:44
PM - 2.5 30.76 (µg/m3)
PM - 10 18.46 (µg/m3)
SO2 64.86 (µg/m3)
CO 3.51 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
15-04-2026 08:45:30
PM - 2.5 30.19 (µg/m3)
PM - 10 86.46 (µg/m3)
SO2 0 (µg/m3)
CO 0.22 (mg/m3)
NO2 11.91 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
15-04-2026 08:48:51
PM - 2.5 19 (µg/m3)
PM - 10 36 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.14 (mg/m3)
NO2 16 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
15-04-2026 08:45:16
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.28 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
15-04-2026 08:48:29
PM - 2.5 11 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7 (µg/m3)
CO 0.08 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
15-04-2026 08:48:56
PM - 2.5 2 (µg/m3)
PM - 10 3 (µg/m3)
SO2 10.7 (µg/m3)
CO 0.60 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
15-04-2026 08:48:36
PM - 2.5 18 (µg/m3)
PM - 10 28 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.55 (mg/m3)
NO2 21.2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
15-04-2026 08:48:47
PM - 2.5 39.52 (µg/m3)
PM - 10 73.32 (µg/m3)
SO2 22.55 (µg/m3)
CO 1.48 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
15-04-2026 08:48:36
PM - 2.5 62.62 (µg/m3)
PM - 10 162.3 (µg/m3)
SO2 14.84 (µg/m3)
CO 0.52 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
15-04-2026 08:48:48
PM - 2.5 73.39 (µg/m3)
PM - 10 171.44 (µg/m3)
SO2 25.12 (µg/m3)
CO 2.15 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
15-04-2026 08:48:16
PM - 2.5 292.24 (µg/m3)
PM - 10 503.86 (µg/m3)
SO2 54.93 (µg/m3)
CO 4.63 (mg/m3)
NO2 24.73 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
15-04-2026 08:45:33
PM - 2.5 63.8 (µg/m3)
PM - 10 136.3 (µg/m3)
SO2 3.51 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.73 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
15-04-2026 08:37:01
PM - 2.5 31 (µg/m3)
PM - 10 51.09 (µg/m3)
SO2 15.44 (µg/m3)
CO 0.30 (mg/m3)
NO2 5.97 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
15-04-2026 08:34:38
PM - 2.5 48.71 (µg/m3)
PM - 10 83.79 (µg/m3)
SO2 9.35 (µg/m3)
CO 0.26 (mg/m3)
NO2 2.8 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
15-04-2026 08:46:40
PM - 2.5 15.5 (µg/m3)
PM - 10 41.47 (µg/m3)
SO2 7.11 (µg/m3)
CO 0.24 (mg/m3)
NO2 13.49 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
15-04-2026 08:48:31
PM - 2.5 18 (µg/m3)
PM - 10 32 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.47 (mg/m3)
NO2 10.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
15-04-2026 08:45:21
PM - 2.5 35.68 (µg/m3)
PM - 10 (µg/m3)
SO2 32.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
15-04-2026 08:48:35
PM - 2.5 43.9 (µg/m3)
PM - 10 113.24 (µg/m3)
SO2 21.19 (µg/m3)
CO ##### (mg/m3)
NO2 15.29 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
15-04-2026 08:46:25
PM - 2.5 22.17 (µg/m3)
PM - 10 43.82 (µg/m3)
SO2 106.25 (µg/m3)
CO 0.95 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
15-04-2026 08:48:44
PM - 2.5 30.76 (µg/m3)
PM - 10 18.46 (µg/m3)
SO2 64.86 (µg/m3)
CO 3.51 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
15-04-2026 08:45:30
PM - 2.5 30.19 (µg/m3)
PM - 10 86.46 (µg/m3)
SO2 0 (µg/m3)
CO 0.22 (mg/m3)
NO2 11.91 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
15-04-2026 08:48:51
PM - 2.5 19 (µg/m3)
PM - 10 36 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.14 (mg/m3)
NO2 16 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
15-04-2026 08:45:16
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.28 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
15-04-2026 08:48:29
PM - 2.5 11 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7 (µg/m3)
CO 0.08 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
15-04-2026 08:48:56
PM - 2.5 2 (µg/m3)
PM - 10 3 (µg/m3)
SO2 10.7 (µg/m3)
CO 0.60 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
15-04-2026 08:48:36
PM - 2.5 18 (µg/m3)
PM - 10 28 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.55 (mg/m3)
NO2 21.2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
15-04-2026 08:48:47
PM - 2.5 39.52 (µg/m3)
PM - 10 73.32 (µg/m3)
SO2 22.55 (µg/m3)
CO 1.48 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
15-04-2026 08:48:36
PM - 2.5 62.62 (µg/m3)
PM - 10 162.3 (µg/m3)
SO2 14.84 (µg/m3)
CO 0.52 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
15-04-2026 08:48:48
PM - 2.5 73.39 (µg/m3)
PM - 10 171.44 (µg/m3)
SO2 25.12 (µg/m3)
CO 2.15 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
15-04-2026 08:48:16
PM - 2.5 292.24 (µg/m3)
PM - 10 503.86 (µg/m3)
SO2 54.93 (µg/m3)
CO 4.63 (mg/m3)
NO2 24.73 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
15-04-2026 08:45:33
PM - 2.5 63.8 (µg/m3)
PM - 10 136.3 (µg/m3)
SO2 3.51 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.73 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
15-04-2026 08:37:01
PM - 2.5 31 (µg/m3)
PM - 10 51.09 (µg/m3)
SO2 15.44 (µg/m3)
CO 0.30 (mg/m3)
NO2 5.97 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
15-04-2026 08:34:38
PM - 2.5 48.71 (µg/m3)
PM - 10 83.79 (µg/m3)
SO2 9.35 (µg/m3)
CO 0.26 (mg/m3)
NO2 2.8 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
15-04-2026 08:46:40
PM - 2.5 15.5 (µg/m3)
PM - 10 41.47 (µg/m3)
SO2 7.11 (µg/m3)
CO 0.24 (mg/m3)
NO2 13.49 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
15-04-2026 08:48:31
PM - 2.5 18 (µg/m3)
PM - 10 32 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.47 (mg/m3)
NO2 10.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
15-04-2026 08:45:21
PM - 2.5 35.68 (µg/m3)
PM - 10 (µg/m3)
SO2 32.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
15-04-2026 08:48:35
PM - 2.5 43.9 (µg/m3)
PM - 10 113.24 (µg/m3)
SO2 21.19 (µg/m3)
CO ##### (mg/m3)
NO2 15.29 (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)
15-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	93.75
15-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	83.80

1 - 2

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
15-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	169.71
15-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	204.34

1 - 2

CAAQMS Data

1 - 10 of 2,247

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	15-APR-2026 08:48	15-APR-2026 03:18	73.39	171.44	25.12	-	2.15	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	15-APR-2026 08:48	15-APR-2026 03:15	39.52	73.32	22.55	-	1.48	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	15-APR-2026 08:48	15-APR-2026 03:14	39.34	73.93	22.60	-	1.48	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	15-APR-2026 08:48	15-APR-2026 03:18	73.43	172.10	24.40	-	2.13	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	15-APR-2026 08:47	15-APR-2026 03:14	39.16	74.51	22.63	-	1.48	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	15-APR-2026 08:47	15-APR-2026 03:17	73.54	172.72	23.69	-	2.13	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	15-APR-2026 08:47	15-APR-2026 03:13	39.08	74.98	23.00	-	1.48	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	15-APR-2026 08:47	15-APR-2026 03:17	73.90	173.28	25.44	-	2.12	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	15-APR-2026 08:46	15-APR-2026 03:13	39.03	75.51	23.33	-	1.50	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	15-APR-2026 08:46	15-APR-2026 08:45	15.50	41.47	7.11	13.49	0.24	site_1963	Envea India Pvt Ltd

1 - 10 of 2,247

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