Subsidiary wise

Northern Coalfields Limited
AAQMS_NCL_BINA
21-09-2026 08:13:41
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.11 (µg/m3)
CO 0.39 (mg/m3)
NO2 7.57 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
21-09-2026 08:15:34
PM - 2.5 12.25 (µg/m3)
PM - 10 16.96 (µg/m3)
SO2 2.86 (µg/m3)
CO 0.20 (mg/m3)
NO2 3.29 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
21-09-2026 08:18:55
PM - 2.5 12 (µg/m3)
PM - 10 21 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.10 (mg/m3)
NO2 45.2 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
21-09-2026 08:15:48
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.24 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
21-09-2026 08:18:48
PM - 2.5 1 (µg/m3)
PM - 10 1 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.76 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
21-09-2026 08:18:58
PM - 2.5 0 (µg/m3)
PM - 10 1 (µg/m3)
SO2 7 (µg/m3)
CO 0.23 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
21-09-2026 08:18:53
PM - 2.5 1.15 (µg/m3)
PM - 10 29.17 (µg/m3)
SO2 16.38 (µg/m3)
CO 1.38 (mg/m3)
NO2 1.67 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
21-09-2026 08:18:39
PM - 2.5 18.95 (µg/m3)
PM - 10 42.86 (µg/m3)
SO2 7.18 (µg/m3)
CO 0.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
21-09-2026 08:18:47
PM - 2.5 31.95 (µg/m3)
PM - 10 58.11 (µg/m3)
SO2 11.96 (µg/m3)
CO 0.35 (mg/m3)
NO2 4.61 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
21-09-2026 08:04:12
PM - 2.5 44.62 (µg/m3)
PM - 10 64.92 (µg/m3)
SO2 28.95 (µg/m3)
CO 2.16 (mg/m3)
NO2 45.3 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
21-09-2026 08:18:58
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 8.7 (µg/m3)
CO 0.08 (mg/m3)
NO2 7.9 (µg/m3)
Western Coalfields Limited
Silewara UG
21-09-2026 08:18:46
PM - 2.5 0 (µg/m3)
PM - 10 38.81 (µg/m3)
SO2 14 (µg/m3)
CO 1.63 (mg/m3)
NO2 4.73 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
21-09-2026 08:15:38
PM - 2.5 3.33 (µg/m3)
PM - 10 (µg/m3)
SO2 7.04 (µg/m3)
CO 0.60 (mg/m3)
NO2 325.34 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
21-09-2026 08:18:32
PM - 2.5 15.63 (µg/m3)
PM - 10 21.46 (µg/m3)
SO2 18.87 (µg/m3)
CO 0.74 (mg/m3)
NO2 6.33 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
21-09-2026 08:15:50
PM - 2.5 .91 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 1.01 (µg/m3)

Northern Coalfields Limited
AAQMS_NCL_BINA
21-09-2026 08:13:41
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.11 (µg/m3)
CO 0.39 (mg/m3)
NO2 7.57 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
21-09-2026 08:15:34
PM - 2.5 12.25 (µg/m3)
PM - 10 16.96 (µg/m3)
SO2 2.86 (µg/m3)
CO 0.20 (mg/m3)
NO2 3.29 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
21-09-2026 08:18:55
PM - 2.5 12 (µg/m3)
PM - 10 21 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.10 (mg/m3)
NO2 45.2 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
21-09-2026 08:15:48
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.24 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
21-09-2026 08:18:48
PM - 2.5 1 (µg/m3)
PM - 10 1 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.76 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
21-09-2026 08:18:58
PM - 2.5 0 (µg/m3)
PM - 10 1 (µg/m3)
SO2 7 (µg/m3)
CO 0.23 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
21-09-2026 08:18:53
PM - 2.5 1.15 (µg/m3)
PM - 10 29.17 (µg/m3)
SO2 16.38 (µg/m3)
CO 1.38 (mg/m3)
NO2 1.67 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
21-09-2026 08:18:39
PM - 2.5 18.95 (µg/m3)
PM - 10 42.86 (µg/m3)
SO2 7.18 (µg/m3)
CO 0.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
21-09-2026 08:18:47
PM - 2.5 31.95 (µg/m3)
PM - 10 58.11 (µg/m3)
SO2 11.96 (µg/m3)
CO 0.35 (mg/m3)
NO2 4.61 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
21-09-2026 08:04:12
PM - 2.5 44.62 (µg/m3)
PM - 10 64.92 (µg/m3)
SO2 28.95 (µg/m3)
CO 2.16 (mg/m3)
NO2 45.3 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
21-09-2026 08:18:58
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 8.7 (µg/m3)
CO 0.08 (mg/m3)
NO2 7.9 (µg/m3)
Western Coalfields Limited
Silewara UG
21-09-2026 08:18:46
PM - 2.5 0 (µg/m3)
PM - 10 38.81 (µg/m3)
SO2 14 (µg/m3)
CO 1.63 (mg/m3)
NO2 4.73 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
21-09-2026 08:15:38
PM - 2.5 3.33 (µg/m3)
PM - 10 (µg/m3)
SO2 7.04 (µg/m3)
CO 0.60 (mg/m3)
NO2 325.34 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
21-09-2026 08:18:32
PM - 2.5 15.63 (µg/m3)
PM - 10 21.46 (µg/m3)
SO2 18.87 (µg/m3)
CO 0.74 (mg/m3)
NO2 6.33 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
21-09-2026 08:15:50
PM - 2.5 .91 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 1.01 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 873

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	21-SEP-2026 08:18	21-SEP-2026 08:15	31.95	58.11	11.96	4.61	0.35	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	21-SEP-2026 08:15	21-SEP-2026 02:44	3.33	-	7.04	325.34	0.60	site_5592	Swan Environ
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	21-SEP-2026 08:04	21-SEP-2026 08:00	44.62	64.92	28.95	45.30	2.16	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	21-SEP-2026 08:03	21-SEP-2026 08:00	33.69	59.85	12.43	5.23	0.42	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	21-SEP-2026 08:00	21-SEP-2026 02:29	3.69	-	7.42	346.83	0.35	site_5592	Swan Environ
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	21-SEP-2026 07:49	21-SEP-2026 07:45	44.62	64.92	27.91	43.87	2.16	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	21-SEP-2026 07:48	21-SEP-2026 07:45	30.90	57.07	11.67	4.23	0.30	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	21-SEP-2026 07:45	21-SEP-2026 02:14	3.41	-	7.04	357.45	0.25	site_5592	Swan Environ
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	21-SEP-2026 07:34	21-SEP-2026 07:30	44.62	64.92	27.00	43.72	2.16	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	21-SEP-2026 07:33	21-SEP-2026 07:30	31.87	58.04	11.94	4.58	0.34	site_1931	Envea India Pvt Ltd

1 - 10 of 873

marquee

New

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