Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
10-08-2025 20:30:35
PM - 2.5 12.2 (µg/m3)
PM - 10 27.05 (µg/m3)
SO2 25.74 (µg/m3)
CO 0.21 (mg/m3)
NO2 3.9 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
10-08-2025 20:41:19
PM - 2.5 18 (µg/m3)
PM - 10 32 (µg/m3)
SO2 4 (µg/m3)
CO 0.95 (mg/m3)
NO2 20.6 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
10-08-2025 20:30:52
PM - 2.5 45.71 (µg/m3)
PM - 10 (µg/m3)
SO2 71.26 (µg/m3)
CO ##### (mg/m3)
NO2 .42 (µg/m3)
Northern Coalfields Limited
CAAQMS_NIGAHI NEAR Guest house
10-08-2025 20:29:45
PM - 2.5 12.6 (µg/m3)
PM - 10 0 (µg/m3)
SO2 4.98 (µg/m3)
CO 0.71 (mg/m3)
NO2 6.64 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
10-08-2025 20:41:06
PM - 2.5 14 (µg/m3)
PM - 10 19 (µg/m3)
SO2 24 (µg/m3)
CO 0.32 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
10-08-2025 20:41:24
PM - 2.5 6 (µg/m3)
PM - 10 9 (µg/m3)
SO2 13.6 (µg/m3)
CO 0.81 (mg/m3)
NO2 24.5 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
10-08-2025 20:30:19
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 1.45 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
10-08-2025 20:41:27
PM - 2.5 18.84 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 5.96 (mg/m3)
NO2 3.29 (µg/m3)
Western Coalfields Limited
Mungoli Oc of Wani Area, WCL
10-08-2025 20:29:56
PM - 2.5 42.1 (µg/m3)
PM - 10 89.1 (µg/m3)
SO2 16.7 (µg/m3)
CO (mg/m3)
NO2 45.25 (µg/m3)
Northern Coalfields Limited
NCL KAKRI
10-08-2025 20:30:18
PM - 2.5 10.39 (µg/m3)
PM - 10 20.78 (µg/m3)
SO2 .47 (µg/m3)
CO 0.56 (mg/m3)
NO2 21.15 (µg/m3)
Northern Coalfields Limited
NCL_CETI
10-08-2025 20:30:20
PM - 2.5 36.33 (µg/m3)
PM - 10 62.64 (µg/m3)
SO2 28.79 (µg/m3)
CO 0.44 (mg/m3)
NO2 2.84 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
10-08-2025 20:29:56
PM - 2.5 38.13 (µg/m3)
PM - 10 64.51 (µg/m3)
SO2 5.74 (µg/m3)
CO 0.22 (mg/m3)
NO2 6.99 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
10-08-2025 20:41:27
PM - 2.5 25 (µg/m3)
PM - 10 27 (µg/m3)
SO2 2.2 (µg/m3)
CO 0.31 (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
10-08-2025 20:30:35
PM - 2.5 12.2 (µg/m3)
PM - 10 27.05 (µg/m3)
SO2 25.74 (µg/m3)
CO 0.21 (mg/m3)
NO2 3.9 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
10-08-2025 20:41:19
PM - 2.5 18 (µg/m3)
PM - 10 32 (µg/m3)
SO2 4 (µg/m3)
CO 0.95 (mg/m3)
NO2 20.6 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
10-08-2025 20:30:52
PM - 2.5 45.71 (µg/m3)
PM - 10 (µg/m3)
SO2 71.26 (µg/m3)
CO ##### (mg/m3)
NO2 .42 (µg/m3)
Northern Coalfields Limited
CAAQMS_NIGAHI NEAR Guest house
10-08-2025 20:29:45
PM - 2.5 12.6 (µg/m3)
PM - 10 0 (µg/m3)
SO2 4.98 (µg/m3)
CO 0.71 (mg/m3)
NO2 6.64 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
10-08-2025 20:41:06
PM - 2.5 14 (µg/m3)
PM - 10 19 (µg/m3)
SO2 24 (µg/m3)
CO 0.32 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
10-08-2025 20:41:24
PM - 2.5 6 (µg/m3)
PM - 10 9 (µg/m3)
SO2 13.6 (µg/m3)
CO 0.81 (mg/m3)
NO2 24.5 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
10-08-2025 20:30:19
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 1.45 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
10-08-2025 20:41:27
PM - 2.5 18.84 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 5.96 (mg/m3)
NO2 3.29 (µg/m3)
Western Coalfields Limited
Mungoli Oc of Wani Area, WCL
10-08-2025 20:29:56
PM - 2.5 42.1 (µg/m3)
PM - 10 89.1 (µg/m3)
SO2 16.7 (µg/m3)
CO (mg/m3)
NO2 45.25 (µg/m3)
Northern Coalfields Limited
NCL KAKRI
10-08-2025 20:30:18
PM - 2.5 10.39 (µg/m3)
PM - 10 20.78 (µg/m3)
SO2 .47 (µg/m3)
CO 0.56 (mg/m3)
NO2 21.15 (µg/m3)
Northern Coalfields Limited
NCL_CETI
10-08-2025 20:30:20
PM - 2.5 36.33 (µg/m3)
PM - 10 62.64 (µg/m3)
SO2 28.79 (µg/m3)
CO 0.44 (mg/m3)
NO2 2.84 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
10-08-2025 20:29:56
PM - 2.5 38.13 (µg/m3)
PM - 10 64.51 (µg/m3)
SO2 5.74 (µg/m3)
CO 0.22 (mg/m3)
NO2 6.99 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
10-08-2025 20:41:27
PM - 2.5 25 (µg/m3)
PM - 10 27 (µg/m3)
SO2 2.2 (µg/m3)
CO 0.31 (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 92

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	10-AUG-2025 20:29	10-AUG-2025 20:00	38.13	64.51	5.74	6.99	0.22	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	10-AUG-2025 20:15	10-AUG-2025 19:45	42.19	66.63	7.85	8.68	0.43	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	10-AUG-2025 19:59	10-AUG-2025 19:30	40.82	65.91	7.13	8.11	0.36	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	10-AUG-2025 19:44	10-AUG-2025 19:15	42.63	66.86	8.08	8.86	0.46	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	10-AUG-2025 19:29	10-AUG-2025 19:00	37.11	63.98	5.20	6.56	0.17	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	10-AUG-2025 19:14	10-AUG-2025 18:45	44.62	67.89	9.11	9.69	0.56	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	10-AUG-2025 18:59	10-AUG-2025 18:30	38.85	64.89	6.11	7.29	0.26	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	10-AUG-2025 18:44	10-AUG-2025 18:15	39.70	65.33	6.55	7.64	0.31	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	10-AUG-2025 18:29	10-AUG-2025 18:00	35.98	63.39	4.61	6.09	0.11	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	10-AUG-2025 18:14	10-AUG-2025 17:45	35.93	63.37	4.59	6.07	0.11	site_1931	Envea India Pvt Ltd

1 - 10 of 92

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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