Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra_I_OC_Mine_Station_01
23-08-2025 18:21:31
PM - 2.5 0 (µg/m3)
PM - 10 17.3 (µg/m3)
SO2 4.17 (µg/m3)
CO 1.68 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-08-2025 18:15:09
PM - 2.5 4.35 (µg/m3)
PM - 10 15.2 (µg/m3)
SO2 24.88 (µg/m3)
CO 0.15 (mg/m3)
NO2 5.75 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-08-2025 18:21:24
PM - 2.5 25 (µg/m3)
PM - 10 42 (µg/m3)
SO2 4.2 (µg/m3)
CO 0.67 (mg/m3)
NO2 22 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
23-08-2025 18:15:57
PM - 2.5 35.26 (µg/m3)
PM - 10 (µg/m3)
SO2 49.33 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Northern Coalfields Limited
CAAQMS_NIGAHI NEAR Guest house
23-08-2025 18:14:43
PM - 2.5 17.75 (µg/m3)
PM - 10 48.06 (µg/m3)
SO2 10.2 (µg/m3)
CO 1.25 (mg/m3)
NO2 12.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-08-2025 18:21:56
PM - 2.5 4 (µg/m3)
PM - 10 6 (µg/m3)
SO2 17 (µg/m3)
CO 0.75 (mg/m3)
NO2 21.5 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
23-08-2025 18:21:37
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 1.37 (µg/m3)
CO 2.29 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
23-08-2025 18:15:55
PM - 2.5 142.29 (µg/m3)
PM - 10 (µg/m3)
SO2 57.5 (µg/m3)
CO 0.18 (mg/m3)
NO2 11.86 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-08-2025 18:15:01
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 1.35 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-08-2025 18:21:56
PM - 2.5 11.75 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 9.03 (mg/m3)
NO2 4.5 (µg/m3)
Western Coalfields Limited
Mathani UG
23-08-2025 18:21:59
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 2.43 (µg/m3)
CO 3.81 (mg/m3)
NO2 .61 (µg/m3)
Northern Coalfields Limited
NCL KAKRI
23-08-2025 18:15:28
PM - 2.5 -9999 (µg/m3)
PM - 10 -19998 (µg/m3)
SO2 1.29 (µg/m3)
CO 0.49 (mg/m3)
NO2 20.69 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-08-2025 18:15:32
PM - 2.5 13.61 (µg/m3)
PM - 10 23.47 (µg/m3)
SO2 0 (µg/m3)
CO 0.61 (mg/m3)
NO2 6.05 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-08-2025 18:20:01
PM - 2.5 24.2 (µg/m3)
PM - 10 46.1 (µg/m3)
SO2 5.08 (µg/m3)
CO 0.45 (mg/m3)
NO2 8.54 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-08-2025 18:15:02
PM - 2.5 44.13 (µg/m3)
PM - 10 67.64 (µg/m3)
SO2 8.86 (µg/m3)
CO 0.54 (mg/m3)
NO2 9.49 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-08-2025 18:21:59
PM - 2.5 6 (µg/m3)
PM - 10 6 (µg/m3)
SO2 5.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 6.7 (µg/m3)
Western Coalfields Limited
Sharda U/G Coal Mine
23-08-2025 18:21:41
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.5 (µg/m3)
CO 1.05 (mg/m3)
NO2 207.07 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-08-2025 18:21:35
PM - 2.5 8.81 (µg/m3)
PM - 10 66.63 (µg/m3)
SO2 12.2 (µg/m3)
CO 7.12 (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra_I_OC_Mine_Station_01
23-08-2025 18:21:31
PM - 2.5 0 (µg/m3)
PM - 10 17.3 (µg/m3)
SO2 4.17 (µg/m3)
CO 1.68 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-08-2025 18:15:09
PM - 2.5 4.35 (µg/m3)
PM - 10 15.2 (µg/m3)
SO2 24.88 (µg/m3)
CO 0.15 (mg/m3)
NO2 5.75 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-08-2025 18:21:24
PM - 2.5 25 (µg/m3)
PM - 10 42 (µg/m3)
SO2 4.2 (µg/m3)
CO 0.67 (mg/m3)
NO2 22 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
23-08-2025 18:15:57
PM - 2.5 35.26 (µg/m3)
PM - 10 (µg/m3)
SO2 49.33 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Northern Coalfields Limited
CAAQMS_NIGAHI NEAR Guest house
23-08-2025 18:14:43
PM - 2.5 17.75 (µg/m3)
PM - 10 48.06 (µg/m3)
SO2 10.2 (µg/m3)
CO 1.25 (mg/m3)
NO2 12.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-08-2025 18:21:56
PM - 2.5 4 (µg/m3)
PM - 10 6 (µg/m3)
SO2 17 (µg/m3)
CO 0.75 (mg/m3)
NO2 21.5 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
23-08-2025 18:21:37
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 1.37 (µg/m3)
CO 2.29 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
23-08-2025 18:15:55
PM - 2.5 142.29 (µg/m3)
PM - 10 (µg/m3)
SO2 57.5 (µg/m3)
CO 0.18 (mg/m3)
NO2 11.86 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-08-2025 18:15:01
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 1.35 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-08-2025 18:21:56
PM - 2.5 11.75 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 9.03 (mg/m3)
NO2 4.5 (µg/m3)
Western Coalfields Limited
Mathani UG
23-08-2025 18:21:59
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 2.43 (µg/m3)
CO 3.81 (mg/m3)
NO2 .61 (µg/m3)
Northern Coalfields Limited
NCL KAKRI
23-08-2025 18:15:28
PM - 2.5 -9999 (µg/m3)
PM - 10 -19998 (µg/m3)
SO2 1.29 (µg/m3)
CO 0.49 (mg/m3)
NO2 20.69 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-08-2025 18:15:32
PM - 2.5 13.61 (µg/m3)
PM - 10 23.47 (µg/m3)
SO2 0 (µg/m3)
CO 0.61 (mg/m3)
NO2 6.05 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-08-2025 18:20:01
PM - 2.5 24.2 (µg/m3)
PM - 10 46.1 (µg/m3)
SO2 5.08 (µg/m3)
CO 0.45 (mg/m3)
NO2 8.54 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-08-2025 18:15:02
PM - 2.5 44.13 (µg/m3)
PM - 10 67.64 (µg/m3)
SO2 8.86 (µg/m3)
CO 0.54 (mg/m3)
NO2 9.49 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-08-2025 18:21:59
PM - 2.5 6 (µg/m3)
PM - 10 6 (µg/m3)
SO2 5.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 6.7 (µg/m3)
Western Coalfields Limited
Sharda U/G Coal Mine
23-08-2025 18:21:41
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.5 (µg/m3)
CO 1.05 (mg/m3)
NO2 207.07 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-08-2025 18:21:35
PM - 2.5 8.81 (µg/m3)
PM - 10 66.63 (µg/m3)
SO2 12.2 (µg/m3)
CO 7.12 (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 251

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	Gevra , Chattisgarh	SECL GEVRA	23-AUG-2025 18:20	23-AUG-2025 18:15	24.20	46.10	5.08	8.54	0.45	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	23-AUG-2025 18:17	23-AUG-2025 18:13	46.50	71.49	6.41	17.98	0.67	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	23-AUG-2025 18:15	23-AUG-2025 17:45	44.13	67.64	8.86	9.49	0.54	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	23-AUG-2025 18:04	23-AUG-2025 18:00	55.40	81.69	6.94	21.78	0.76	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	23-AUG-2025 18:04	23-AUG-2025 18:00	55.40	81.69	6.94	21.78	0.76	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	23-AUG-2025 18:02	23-AUG-2025 17:58	62.20	89.50	7.35	24.68	0.83	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	23-AUG-2025 18:00	23-AUG-2025 17:30	37.29	64.08	5.30	6.64	0.18	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	23-AUG-2025 17:50	23-AUG-2025 17:45	43.00	67.52	6.20	16.51	0.63	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	23-AUG-2025 17:47	23-AUG-2025 17:43	53.50	79.50	6.83	20.96	0.74	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	23-AUG-2025 17:45	23-AUG-2025 17:15	36.65	63.74	4.96	6.37	0.15	site_1931	Envea India Pvt Ltd

1 - 10 of 251

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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