Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
21-09-2026 09:31:07
PM - 2.5 23.52 (µg/m3)
PM - 10 28.64 (µg/m3)
SO2 12.43 (µg/m3)
CO 0.43 (mg/m3)
NO2 1.5 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
21-09-2026 09:43:44
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.6 (µg/m3)
CO 1.23 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
21-09-2026 09:43:40
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.83 (µg/m3)
CO 0.38 (mg/m3)
NO2 3.23 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
21-09-2026 09:30:11
PM - 2.5 12.83 (µg/m3)
PM - 10 20.36 (µg/m3)
SO2 3.15 (µg/m3)
CO 0.19 (mg/m3)
NO2 6.57 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
21-09-2026 09:43:41
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.10 (mg/m3)
NO2 45.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
21-09-2026 09:30:53
PM - 2.5 2.23 (µg/m3)
PM - 10 (µg/m3)
SO2 5.21 (µg/m3)
CO (mg/m3)
NO2 .15 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
21-09-2026 09:43:36
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.74 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
21-09-2026 09:44:01
PM - 2.5 9 (µg/m3)
PM - 10 16 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.27 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
21-09-2026 09:43:55
PM - 2.5 3 (µg/m3)
PM - 10 38.75 (µg/m3)
SO2 15.61 (µg/m3)
CO 1.28 (mg/m3)
NO2 2.07 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
21-09-2026 09:43:40
PM - 2.5 15.79 (µg/m3)
PM - 10 43.14 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
21-09-2026 09:33:47
PM - 2.5 34.08 (µg/m3)
PM - 10 60.24 (µg/m3)
SO2 12.53 (µg/m3)
CO 0.44 (mg/m3)
NO2 5.38 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
21-09-2026 09:34:12
PM - 2.5 2967.16 (µg/m3)
PM - 10 64.92 (µg/m3)
SO2 24.39 (µg/m3)
CO 2.16 (mg/m3)
NO2 13.63 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
21-09-2026 09:43:57
PM - 2.5 16 (µg/m3)
PM - 10 26 (µg/m3)
SO2 8.7 (µg/m3)
CO 0.12 (mg/m3)
NO2 3.6 (µg/m3)
Western Coalfields Limited
Silewara UG
21-09-2026 09:43:49
PM - 2.5 0 (µg/m3)
PM - 10 52.45 (µg/m3)
SO2 12.83 (µg/m3)
CO 1.57 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
21-09-2026 09:30:46
PM - 2.5 .54 (µg/m3)
PM - 10 (µg/m3)
SO2 (µg/m3)
CO ##### (mg/m3)
NO2 85.94 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
21-09-2026 09:44:03
PM - 2.5 0 (µg/m3)
PM - 10 28.27 (µg/m3)
SO2 20.51 (µg/m3)
CO 0.73 (mg/m3)
NO2 6.56 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
21-09-2026 09:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
21-09-2026 09:31:07
PM - 2.5 23.52 (µg/m3)
PM - 10 28.64 (µg/m3)
SO2 12.43 (µg/m3)
CO 0.43 (mg/m3)
NO2 1.5 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
21-09-2026 09:43:44
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.6 (µg/m3)
CO 1.23 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
21-09-2026 09:43:40
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.83 (µg/m3)
CO 0.38 (mg/m3)
NO2 3.23 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
21-09-2026 09:30:11
PM - 2.5 12.83 (µg/m3)
PM - 10 20.36 (µg/m3)
SO2 3.15 (µg/m3)
CO 0.19 (mg/m3)
NO2 6.57 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
21-09-2026 09:43:41
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.10 (mg/m3)
NO2 45.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
21-09-2026 09:30:53
PM - 2.5 2.23 (µg/m3)
PM - 10 (µg/m3)
SO2 5.21 (µg/m3)
CO (mg/m3)
NO2 .15 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
21-09-2026 09:43:36
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.74 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
21-09-2026 09:44:01
PM - 2.5 9 (µg/m3)
PM - 10 16 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.27 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
21-09-2026 09:43:55
PM - 2.5 3 (µg/m3)
PM - 10 38.75 (µg/m3)
SO2 15.61 (µg/m3)
CO 1.28 (mg/m3)
NO2 2.07 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
21-09-2026 09:43:40
PM - 2.5 15.79 (µg/m3)
PM - 10 43.14 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
21-09-2026 09:33:47
PM - 2.5 34.08 (µg/m3)
PM - 10 60.24 (µg/m3)
SO2 12.53 (µg/m3)
CO 0.44 (mg/m3)
NO2 5.38 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
21-09-2026 09:34:12
PM - 2.5 2967.16 (µg/m3)
PM - 10 64.92 (µg/m3)
SO2 24.39 (µg/m3)
CO 2.16 (mg/m3)
NO2 13.63 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
21-09-2026 09:43:57
PM - 2.5 16 (µg/m3)
PM - 10 26 (µg/m3)
SO2 8.7 (µg/m3)
CO 0.12 (mg/m3)
NO2 3.6 (µg/m3)
Western Coalfields Limited
Silewara UG
21-09-2026 09:43:49
PM - 2.5 0 (µg/m3)
PM - 10 52.45 (µg/m3)
SO2 12.83 (µg/m3)
CO 1.57 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
21-09-2026 09:30:46
PM - 2.5 .54 (µg/m3)
PM - 10 (µg/m3)
SO2 (µg/m3)
CO ##### (mg/m3)
NO2 85.94 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
21-09-2026 09:44:03
PM - 2.5 0 (µg/m3)
PM - 10 28.27 (µg/m3)
SO2 20.51 (µg/m3)
CO 0.73 (mg/m3)
NO2 6.56 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
21-09-2026 09:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 2.5 (µg/m3)
21-SEP-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	119.56

1 - 1

No record found

CAAQMS Data

1 - 10 of 889

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,Kusmunda	SECL_KUSMUNDA	21-SEP-2026 09:34	21-SEP-2026 09:30	2,967.16	64.92	24.39	13.63	2.16	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	21-SEP-2026 09:33	21-SEP-2026 09:30	34.08	60.24	12.53	5.38	0.44	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	21-SEP-2026 09:30	21-SEP-2026 03:59	0.54	-	-	85.94	28.94	site_5592	Swan Environ
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	21-SEP-2026 09:19	21-SEP-2026 09:15	44.62	64.92	21.04	42.93	2.16	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	21-SEP-2026 09:18	21-SEP-2026 09:15	33.92	60.08	12.49	5.32	0.43	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	21-SEP-2026 09:15	21-SEP-2026 03:45	0.00	-	0.00	88.54	28.68	site_5592	Swan Environ
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	21-SEP-2026 09:04	21-SEP-2026 09:00	44.62	64.92	24.57	99.72	2.16	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	21-SEP-2026 09:03	21-SEP-2026 09:00	36.11	62.26	13.08	6.11	0.53	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	21-SEP-2026 09:00	21-SEP-2026 03:29	3.27	-	7.28	0.00	0.00	site_5592	Swan Environ
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	21-SEP-2026 08:49	21-SEP-2026 08:45	44.62	64.92	25.04	324.16	2.16	site_1963	Envea India Pvt Ltd

1 - 10 of 889

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