Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
13-08-2025 08:00:44
PM - 2.5 10.6 (µg/m3)
PM - 10 17.3 (µg/m3)
SO2 25.45 (µg/m3)
CO 0.19 (mg/m3)
NO2 3.9 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
13-08-2025 08:01:28
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 4.1 (µg/m3)
CO 0.90 (mg/m3)
NO2 20.4 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
13-08-2025 08:00:55
PM - 2.5 40.15 (µg/m3)
PM - 10 (µg/m3)
SO2 51.39 (µg/m3)
CO ##### (mg/m3)
NO2 .63 (µg/m3)
Northern Coalfields Limited
CAAQMS_NIGAHI NEAR Guest house
13-08-2025 07:59:39
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.84 (µg/m3)
CO 1.52 (mg/m3)
NO2 15.76 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
13-08-2025 08:01:42
PM - 2.5 3 (µg/m3)
PM - 10 2 (µg/m3)
SO2 22.6 (µg/m3)
CO 0.19 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
13-08-2025 07:58:32
PM - 2.5 9 (µg/m3)
PM - 10 17 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.66 (mg/m3)
NO2 293 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
13-08-2025 08:01:29
PM - 2.5 8 (µg/m3)
PM - 10 15 (µg/m3)
SO2 15.3 (µg/m3)
CO 1.41 (mg/m3)
NO2 24.6 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
13-08-2025 08:01:32
PM - 2.5 4.12 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 8.90 (mg/m3)
NO2 6.9 (µg/m3)
Western Coalfields Limited
Mathani UG
13-08-2025 08:01:43
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 .45 (µg/m3)
CO 3.85 (mg/m3)
NO2 .53 (µg/m3)
Western Coalfields Limited
Mungoli Oc of Wani Area, WCL
13-08-2025 08:00:02
PM - 2.5 54.03 (µg/m3)
PM - 10 97.06 (µg/m3)
SO2 21.58 (µg/m3)
CO (mg/m3)
NO2 62.64 (µg/m3)
Northern Coalfields Limited
NCL KAKRI
13-08-2025 08:00:22
PM - 2.5 10.71 (µg/m3)
PM - 10 21.41 (µg/m3)
SO2 2.69 (µg/m3)
CO 0.49 (mg/m3)
NO2 21.62 (µg/m3)
Northern Coalfields Limited
NCL_CETI
13-08-2025 08:00:24
PM - 2.5 35.28 (µg/m3)
PM - 10 60.82 (µg/m3)
SO2 5.53 (µg/m3)
CO 0.97 (mg/m3)
NO2 12.88 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
13-08-2025 08:00:05
PM - 2.5 15.7 (µg/m3)
PM - 10 25.2 (µg/m3)
SO2 .6 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.38 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
13-08-2025 08:01:31
PM - 2.5 26 (µg/m3)
PM - 10 30 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.55 (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
13-08-2025 08:00:44
PM - 2.5 10.6 (µg/m3)
PM - 10 17.3 (µg/m3)
SO2 25.45 (µg/m3)
CO 0.19 (mg/m3)
NO2 3.9 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
13-08-2025 08:01:28
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 4.1 (µg/m3)
CO 0.90 (mg/m3)
NO2 20.4 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
13-08-2025 08:00:55
PM - 2.5 40.15 (µg/m3)
PM - 10 (µg/m3)
SO2 51.39 (µg/m3)
CO ##### (mg/m3)
NO2 .63 (µg/m3)
Northern Coalfields Limited
CAAQMS_NIGAHI NEAR Guest house
13-08-2025 07:59:39
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.84 (µg/m3)
CO 1.52 (mg/m3)
NO2 15.76 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
13-08-2025 08:01:42
PM - 2.5 3 (µg/m3)
PM - 10 2 (µg/m3)
SO2 22.6 (µg/m3)
CO 0.19 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
13-08-2025 07:58:32
PM - 2.5 9 (µg/m3)
PM - 10 17 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.66 (mg/m3)
NO2 293 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
13-08-2025 08:01:29
PM - 2.5 8 (µg/m3)
PM - 10 15 (µg/m3)
SO2 15.3 (µg/m3)
CO 1.41 (mg/m3)
NO2 24.6 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
13-08-2025 08:01:32
PM - 2.5 4.12 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 8.90 (mg/m3)
NO2 6.9 (µg/m3)
Western Coalfields Limited
Mathani UG
13-08-2025 08:01:43
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 .45 (µg/m3)
CO 3.85 (mg/m3)
NO2 .53 (µg/m3)
Western Coalfields Limited
Mungoli Oc of Wani Area, WCL
13-08-2025 08:00:02
PM - 2.5 54.03 (µg/m3)
PM - 10 97.06 (µg/m3)
SO2 21.58 (µg/m3)
CO (mg/m3)
NO2 62.64 (µg/m3)
Northern Coalfields Limited
NCL KAKRI
13-08-2025 08:00:22
PM - 2.5 10.71 (µg/m3)
PM - 10 21.41 (µg/m3)
SO2 2.69 (µg/m3)
CO 0.49 (mg/m3)
NO2 21.62 (µg/m3)
Northern Coalfields Limited
NCL_CETI
13-08-2025 08:00:24
PM - 2.5 35.28 (µg/m3)
PM - 10 60.82 (µg/m3)
SO2 5.53 (µg/m3)
CO 0.97 (mg/m3)
NO2 12.88 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
13-08-2025 08:00:05
PM - 2.5 15.7 (µg/m3)
PM - 10 25.2 (µg/m3)
SO2 .6 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.38 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
13-08-2025 08:01:31
PM - 2.5 26 (µg/m3)
PM - 10 30 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.55 (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 42

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	SECL_DIPKA	SECL_DIPKA	13-AUG-2025 07:29	13-AUG-2025 07:00	45.12	68.16	9.38	9.90	0.59	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	13-AUG-2025 07:14	13-AUG-2025 06:45	37.68	64.28	5.50	6.80	0.20	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	13-AUG-2025 06:59	13-AUG-2025 06:30	41.64	66.34	7.56	8.45	0.41	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	13-AUG-2025 06:44	13-AUG-2025 06:15	40.39	65.69	6.91	7.93	0.34	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	13-AUG-2025 06:33	13-AUG-2025 06:29	29.50	55.32	7.40	6.41	0.25	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	13-AUG-2025 06:32	13-AUG-2025 06:28	13.90	39.75	4.98	3.99	0.17	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	13-AUG-2025 06:29	13-AUG-2025 06:00	38.38	64.64	5.86	7.09	0.24	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	13-AUG-2025 06:18	13-AUG-2025 06:14	23.50	49.32	6.47	5.48	0.22	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	13-AUG-2025 06:17	13-AUG-2025 06:13	18.00	43.85	5.62	4.63	0.19	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	13-AUG-2025 06:14	13-AUG-2025 05:45	39.03	64.98	6.20	7.36	0.27	site_1931	Envea India Pvt Ltd

1 - 10 of 42

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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