Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
25-08-2025 22:00:57
PM - 2.5 6.3 (µg/m3)
PM - 10 21.6 (µg/m3)
SO2 26.31 (µg/m3)
CO 0.31 (mg/m3)
NO2 3.7 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
25-08-2025 22:08:35
PM - 2.5 50 (µg/m3)
PM - 10 89 (µg/m3)
SO2 4.1 (µg/m3)
CO 0.68 (mg/m3)
NO2 20.9 (µg/m3)
Northern Coalfields Limited
CAAQMS_NIGAHI NEAR Guest house
25-08-2025 21:59:43
PM - 2.5 9.76 (µg/m3)
PM - 10 29.95 (µg/m3)
SO2 5.72 (µg/m3)
CO 0.78 (mg/m3)
NO2 7.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
25-08-2025 22:08:42
PM - 2.5 15 (µg/m3)
PM - 10 26 (µg/m3)
SO2 17.2 (µg/m3)
CO 0.99 (mg/m3)
NO2 21.3 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
25-08-2025 22:08:27
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 1.06 (µg/m3)
CO 2.46 (mg/m3)
NO2 .41 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
25-08-2025 22:00:52
PM - 2.5 120.29 (µg/m3)
PM - 10 (µg/m3)
SO2 70.96 (µg/m3)
CO 0.44 (mg/m3)
NO2 172.03 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
25-08-2025 22:00:41
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 .19 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
25-08-2025 22:08:45
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 7.24 (mg/m3)
NO2 1.63 (µg/m3)
Western Coalfields Limited
Mungoli Oc of Wani Area, WCL
25-08-2025 21:59:52
PM - 2.5 42.37 (µg/m3)
PM - 10 89.28 (µg/m3)
SO2 16.81 (µg/m3)
CO (mg/m3)
NO2 45.64 (µg/m3)
Northern Coalfields Limited
NCL_CETI
25-08-2025 22:00:33
PM - 2.5 23.4 (µg/m3)
PM - 10 40.35 (µg/m3)
SO2 0 (µg/m3)
CO 0.95 (mg/m3)
NO2 12.5 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
25-08-2025 21:59:53
PM - 2.5 36.24 (µg/m3)
PM - 10 63.53 (µg/m3)
SO2 4.75 (µg/m3)
CO 0.13 (mg/m3)
NO2 6.2 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
25-08-2025 22:08:34
PM - 2.5 5 (µg/m3)
PM - 10 5 (µg/m3)
SO2 6 (µg/m3)
CO 0.00 (mg/m3)
NO2 6.3 (µg/m3)
Western Coalfields Limited
Sharda U/G Coal Mine
25-08-2025 22:08:35
PM - 2.5 28.04 (µg/m3)
PM - 10 29.64 (µg/m3)
SO2 6.81 (µg/m3)
CO 0.73 (mg/m3)
NO2 500 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
25-08-2025 22:08:37
PM - 2.5 34.34 (µg/m3)
PM - 10 119.03 (µg/m3)
SO2 10.65 (µg/m3)
CO 6.47 (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
25-08-2025 22:00:57
PM - 2.5 6.3 (µg/m3)
PM - 10 21.6 (µg/m3)
SO2 26.31 (µg/m3)
CO 0.31 (mg/m3)
NO2 3.7 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
25-08-2025 22:08:35
PM - 2.5 50 (µg/m3)
PM - 10 89 (µg/m3)
SO2 4.1 (µg/m3)
CO 0.68 (mg/m3)
NO2 20.9 (µg/m3)
Northern Coalfields Limited
CAAQMS_NIGAHI NEAR Guest house
25-08-2025 21:59:43
PM - 2.5 9.76 (µg/m3)
PM - 10 29.95 (µg/m3)
SO2 5.72 (µg/m3)
CO 0.78 (mg/m3)
NO2 7.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
25-08-2025 22:08:42
PM - 2.5 15 (µg/m3)
PM - 10 26 (µg/m3)
SO2 17.2 (µg/m3)
CO 0.99 (mg/m3)
NO2 21.3 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
25-08-2025 22:08:27
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 1.06 (µg/m3)
CO 2.46 (mg/m3)
NO2 .41 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
25-08-2025 22:00:52
PM - 2.5 120.29 (µg/m3)
PM - 10 (µg/m3)
SO2 70.96 (µg/m3)
CO 0.44 (mg/m3)
NO2 172.03 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
25-08-2025 22:00:41
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 .19 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
25-08-2025 22:08:45
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 7.24 (mg/m3)
NO2 1.63 (µg/m3)
Western Coalfields Limited
Mungoli Oc of Wani Area, WCL
25-08-2025 21:59:52
PM - 2.5 42.37 (µg/m3)
PM - 10 89.28 (µg/m3)
SO2 16.81 (µg/m3)
CO (mg/m3)
NO2 45.64 (µg/m3)
Northern Coalfields Limited
NCL_CETI
25-08-2025 22:00:33
PM - 2.5 23.4 (µg/m3)
PM - 10 40.35 (µg/m3)
SO2 0 (µg/m3)
CO 0.95 (mg/m3)
NO2 12.5 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
25-08-2025 21:59:53
PM - 2.5 36.24 (µg/m3)
PM - 10 63.53 (µg/m3)
SO2 4.75 (µg/m3)
CO 0.13 (mg/m3)
NO2 6.2 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
25-08-2025 22:08:34
PM - 2.5 5 (µg/m3)
PM - 10 5 (µg/m3)
SO2 6 (µg/m3)
CO 0.00 (mg/m3)
NO2 6.3 (µg/m3)
Western Coalfields Limited
Sharda U/G Coal Mine
25-08-2025 22:08:35
PM - 2.5 28.04 (µg/m3)
PM - 10 29.64 (µg/m3)
SO2 6.81 (µg/m3)
CO 0.73 (mg/m3)
NO2 500 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
25-08-2025 22:08:37
PM - 2.5 34.34 (µg/m3)
PM - 10 119.03 (µg/m3)
SO2 10.65 (µg/m3)
CO 6.47 (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 163

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	25-AUG-2025 21:59	25-AUG-2025 21:30	36.24	63.53	4.75	6.20	0.13	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	25-AUG-2025 21:44	25-AUG-2025 21:15	44.50	67.83	9.05	9.64	0.56	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	25-AUG-2025 21:30	25-AUG-2025 21:00	44.24	67.70	8.92	9.53	0.54	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	25-AUG-2025 21:15	25-AUG-2025 20:45	36.05	63.43	4.65	6.12	0.12	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	25-AUG-2025 20:59	25-AUG-2025 20:30	39.07	65.01	6.23	7.38	0.27	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	25-AUG-2025 20:44	25-AUG-2025 20:15	39.05	64.99	6.21	7.37	0.27	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	25-AUG-2025 20:29	25-AUG-2025 20:00	42.92	67.01	8.23	8.98	0.47	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	25-AUG-2025 20:14	25-AUG-2025 19:45	44.29	67.72	8.94	9.55	0.54	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	25-AUG-2025 19:59	25-AUG-2025 19:30	37.64	64.26	5.48	6.78	0.20	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	25-AUG-2025 19:44	25-AUG-2025 19:15	41.56	66.30	7.52	8.42	0.40	site_1931	Envea India Pvt Ltd

1 - 10 of 163

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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