Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra_I_OC_Mine_Station_01
31-08-2025 07:15:32
PM - 2.5 49.52 (µg/m3)
PM - 10 13.13 (µg/m3)
SO2 1 (µg/m3)
CO 1.85 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
31-08-2025 07:00:46
PM - 2.5 6.7 (µg/m3)
PM - 10 21.5 (µg/m3)
SO2 26.88 (µg/m3)
CO 0.24 (mg/m3)
NO2 .62 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
31-08-2025 07:15:03
PM - 2.5 33 (µg/m3)
PM - 10 59 (µg/m3)
SO2 4 (µg/m3)
CO 1.08 (mg/m3)
NO2 21 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
31-08-2025 07:00:52
PM - 2.5 57.98 (µg/m3)
PM - 10 (µg/m3)
SO2 95.84 (µg/m3)
CO ##### (mg/m3)
NO2 .17 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
31-08-2025 07:15:33
PM - 2.5 244 (µg/m3)
PM - 10 430 (µg/m3)
SO2 7.6 (µg/m3)
CO 1.07 (mg/m3)
NO2 20.7 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
31-08-2025 07:15:28
PM - 2.5 14.96 (µg/m3)
PM - 10 (µg/m3)
SO2 25.89 (µg/m3)
CO ##### (mg/m3)
NO2 .82 (µg/m3)
Western Coalfields Limited
Mungoli Oc of Wani Area, WCL
31-08-2025 07:14:50
PM - 2.5 8.07 (µg/m3)
PM - 10 66.39 (µg/m3)
SO2 2.78 (µg/m3)
CO (mg/m3)
NO2 -4.35 (µg/m3)
Northern Coalfields Limited
NCL KAKRI
31-08-2025 07:00:40
PM - 2.5 10.25 (µg/m3)
PM - 10 20.51 (µg/m3)
SO2 29.63 (µg/m3)
CO 0.48 (mg/m3)
NO2 10.16 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
31-08-2025 07:15:28
PM - 2.5 33 (µg/m3)
PM - 10 54.4 (µg/m3)
SO2 7.12 (µg/m3)
CO 0.24 (mg/m3)
NO2 3.1 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
31-08-2025 07:11:02
PM - 2.5 32 (µg/m3)
PM - 10 57 (µg/m3)
SO2 5.9 (µg/m3)
CO 0.24 (mg/m3)
NO2 8.9 (µg/m3)
Western Coalfields Limited
Sharda U/G Coal Mine
31-08-2025 07:15:11
PM - 2.5 14.41 (µg/m3)
PM - 10 28.53 (µg/m3)
SO2 3.35 (µg/m3)
CO 0.90 (mg/m3)
NO2 259.97 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra_I_OC_Mine_Station_01
31-08-2025 07:15:32
PM - 2.5 49.52 (µg/m3)
PM - 10 13.13 (µg/m3)
SO2 1 (µg/m3)
CO 1.85 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
31-08-2025 07:00:46
PM - 2.5 6.7 (µg/m3)
PM - 10 21.5 (µg/m3)
SO2 26.88 (µg/m3)
CO 0.24 (mg/m3)
NO2 .62 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
31-08-2025 07:15:03
PM - 2.5 33 (µg/m3)
PM - 10 59 (µg/m3)
SO2 4 (µg/m3)
CO 1.08 (mg/m3)
NO2 21 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
31-08-2025 07:00:52
PM - 2.5 57.98 (µg/m3)
PM - 10 (µg/m3)
SO2 95.84 (µg/m3)
CO ##### (mg/m3)
NO2 .17 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
31-08-2025 07:15:33
PM - 2.5 244 (µg/m3)
PM - 10 430 (µg/m3)
SO2 7.6 (µg/m3)
CO 1.07 (mg/m3)
NO2 20.7 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
31-08-2025 07:15:28
PM - 2.5 14.96 (µg/m3)
PM - 10 (µg/m3)
SO2 25.89 (µg/m3)
CO ##### (mg/m3)
NO2 .82 (µg/m3)
Western Coalfields Limited
Mungoli Oc of Wani Area, WCL
31-08-2025 07:14:50
PM - 2.5 8.07 (µg/m3)
PM - 10 66.39 (µg/m3)
SO2 2.78 (µg/m3)
CO (mg/m3)
NO2 -4.35 (µg/m3)
Northern Coalfields Limited
NCL KAKRI
31-08-2025 07:00:40
PM - 2.5 10.25 (µg/m3)
PM - 10 20.51 (µg/m3)
SO2 29.63 (µg/m3)
CO 0.48 (mg/m3)
NO2 10.16 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
31-08-2025 07:15:28
PM - 2.5 33 (µg/m3)
PM - 10 54.4 (µg/m3)
SO2 7.12 (µg/m3)
CO 0.24 (mg/m3)
NO2 3.1 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
31-08-2025 07:11:02
PM - 2.5 32 (µg/m3)
PM - 10 57 (µg/m3)
SO2 5.9 (µg/m3)
CO 0.24 (mg/m3)
NO2 8.9 (µg/m3)
Western Coalfields Limited
Sharda U/G Coal Mine
31-08-2025 07:15:11
PM - 2.5 14.41 (µg/m3)
PM - 10 28.53 (µg/m3)
SO2 3.35 (µg/m3)
CO 0.90 (mg/m3)
NO2 259.97 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 31

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	31-AUG-2025 07:15	31-AUG-2025 07:15	33.00	54.40	7.12	3.10	0.24	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	31-AUG-2025 07:00	31-AUG-2025 07:00	38.00	57.01	9.73	5.19	0.50	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	31-AUG-2025 06:45	31-AUG-2025 06:45	33.80	54.82	7.54	3.43	0.28	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	31-AUG-2025 06:30	31-AUG-2025 06:30	42.13	59.16	11.88	6.90	0.72	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	31-AUG-2025 06:15	31-AUG-2025 06:15	35.47	55.69	8.41	4.13	0.37	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	31-AUG-2025 06:00	31-AUG-2025 06:00	39.61	57.85	10.57	5.86	0.59	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	31-AUG-2025 05:45	31-AUG-2025 05:45	38.88	57.47	10.19	5.55	0.55	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	31-AUG-2025 05:30	31-AUG-2025 05:30	33.54	54.69	7.41	3.32	0.27	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	31-AUG-2025 05:15	31-AUG-2025 05:15	37.22	56.60	9.32	4.86	0.46	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	31-AUG-2025 05:00	31-AUG-2025 05:00	37.54	56.77	9.49	4.99	0.48	site_1931	Envea India Pvt Ltd

1 - 10 of 31

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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