Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
21-09-2026 09:46:07
PM - 2.5 14.54 (µg/m3)
PM - 10 28.64 (µg/m3)
SO2 11.52 (µg/m3)
CO 0.27 (mg/m3)
NO2 .93 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
21-09-2026 09:49:44
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.48 (µg/m3)
CO 1.12 (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 09:45:07
PM - 2.5 12.83 (µg/m3)
PM - 10 20.36 (µg/m3)
SO2 2.86 (µg/m3)
CO 0.20 (mg/m3)
NO2 3.7 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
21-09-2026 09:49:41
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.08 (mg/m3)
NO2 45 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
21-09-2026 09:45:43
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 09:49:34
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 09:49:30
PM - 2.5 9 (µg/m3)
PM - 10 16 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.28 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
21-09-2026 09:49:23
PM - 2.5 3.2 (µg/m3)
PM - 10 42.33 (µg/m3)
SO2 16.23 (µg/m3)
CO 1.35 (mg/m3)
NO2 2.06 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
21-09-2026 09:49:40
PM - 2.5 15.98 (µg/m3)
PM - 10 43.17 (µg/m3)
SO2 6.66 (µg/m3)
CO 0.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
21-09-2026 09:48:47
PM - 2.5 28.54 (µg/m3)
PM - 10 54.73 (µg/m3)
SO2 11.04 (µg/m3)
CO 0.19 (mg/m3)
NO2 3.38 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
21-09-2026 09:49:14
PM - 2.5 1597.17 (µg/m3)
PM - 10 64.92 (µg/m3)
SO2 29.3 (µg/m3)
CO 2.16 (mg/m3)
NO2 39.92 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
21-09-2026 09:49:27
PM - 2.5 16 (µg/m3)
PM - 10 26 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.10 (mg/m3)
NO2 3.5 (µg/m3)
Western Coalfields Limited
Silewara UG
21-09-2026 09:49:48
PM - 2.5 0 (µg/m3)
PM - 10 48.04 (µg/m3)
SO2 13.76 (µg/m3)
CO 1.61 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
21-09-2026 09:45:36
PM - 2.5 3.34 (µg/m3)
PM - 10 (µg/m3)
SO2 14.66 (µg/m3)
CO 0.90 (mg/m3)
NO2 128.8 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
21-09-2026 09:49:34
PM - 2.5 1.73 (µg/m3)
PM - 10 31.39 (µg/m3)
SO2 19.66 (µg/m3)
CO 0.73 (mg/m3)
NO2 6.54 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
21-09-2026 09:45:50
PM - 2.5 1.12 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 .33 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
21-09-2026 09:46:07
PM - 2.5 14.54 (µg/m3)
PM - 10 28.64 (µg/m3)
SO2 11.52 (µg/m3)
CO 0.27 (mg/m3)
NO2 .93 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
21-09-2026 09:49:44
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.48 (µg/m3)
CO 1.12 (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 09:45:07
PM - 2.5 12.83 (µg/m3)
PM - 10 20.36 (µg/m3)
SO2 2.86 (µg/m3)
CO 0.20 (mg/m3)
NO2 3.7 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
21-09-2026 09:49:41
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.08 (mg/m3)
NO2 45 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
21-09-2026 09:45:43
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 09:49:34
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 09:49:30
PM - 2.5 9 (µg/m3)
PM - 10 16 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.28 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
21-09-2026 09:49:23
PM - 2.5 3.2 (µg/m3)
PM - 10 42.33 (µg/m3)
SO2 16.23 (µg/m3)
CO 1.35 (mg/m3)
NO2 2.06 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
21-09-2026 09:49:40
PM - 2.5 15.98 (µg/m3)
PM - 10 43.17 (µg/m3)
SO2 6.66 (µg/m3)
CO 0.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
21-09-2026 09:48:47
PM - 2.5 28.54 (µg/m3)
PM - 10 54.73 (µg/m3)
SO2 11.04 (µg/m3)
CO 0.19 (mg/m3)
NO2 3.38 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
21-09-2026 09:49:14
PM - 2.5 1597.17 (µg/m3)
PM - 10 64.92 (µg/m3)
SO2 29.3 (µg/m3)
CO 2.16 (mg/m3)
NO2 39.92 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
21-09-2026 09:49:27
PM - 2.5 16 (µg/m3)
PM - 10 26 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.10 (mg/m3)
NO2 3.5 (µg/m3)
Western Coalfields Limited
Silewara UG
21-09-2026 09:49:48
PM - 2.5 0 (µg/m3)
PM - 10 48.04 (µg/m3)
SO2 13.76 (µg/m3)
CO 1.61 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
21-09-2026 09:45:36
PM - 2.5 3.34 (µg/m3)
PM - 10 (µg/m3)
SO2 14.66 (µg/m3)
CO 0.90 (mg/m3)
NO2 128.8 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
21-09-2026 09:49:34
PM - 2.5 1.73 (µg/m3)
PM - 10 31.39 (µg/m3)
SO2 19.66 (µg/m3)
CO 0.73 (mg/m3)
NO2 6.54 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
21-09-2026 09:45:50
PM - 2.5 1.12 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 .33 (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	156.50

1 - 1

No record found

CAAQMS Data

1 - 10 of 892

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 09:49	21-SEP-2026 09:45	1,597.17	64.92	29.30	39.92	2.16	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	21-SEP-2026 09:48	21-SEP-2026 09:45	28.54	54.73	11.04	3.38	0.19	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	21-SEP-2026 09:45	21-SEP-2026 04:14	3.34	-	14.66	128.80	0.90	site_5592	Swan Environ
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

1 - 10 of 892

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