Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 00:01:08
PM - 2.5 14.87 (µg/m3)
PM - 10 27.58 (µg/m3)
SO2 15.49 (µg/m3)
CO 0.28 (mg/m3)
NO2 .96 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 00:04:41
PM - 2.5 0 (µg/m3)
PM - 10 42.42 (µg/m3)
SO2 10.89 (µg/m3)
CO 1.09 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 23:58:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.67 (µg/m3)
CO 0.24 (mg/m3)
NO2 13.55 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 00:00:07
PM - 2.5 8.81 (µg/m3)
PM - 10 15.87 (µg/m3)
SO2 9.44 (µg/m3)
CO 0.30 (mg/m3)
NO2 15.61 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 00:04:43
PM - 2.5 5 (µg/m3)
PM - 10 9 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.04 (mg/m3)
NO2 5.9 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 00:04:32
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.3 (µg/m3)
CO 0.75 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 00:04:35
PM - 2.5 2 (µg/m3)
PM - 10 0 (µg/m3)
SO2 10.9 (µg/m3)
CO 0.45 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 00:04:53
PM - 2.5 2 (µg/m3)
PM - 10 3 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.21 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
23-09-2026 00:04:38
PM - 2.5 15.86 (µg/m3)
PM - 10 42.12 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
23-09-2026 00:04:36
PM - 2.5 6.21 (µg/m3)
PM - 10 11.95 (µg/m3)
SO2 11.03 (µg/m3)
CO 0.73 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 00:04:54
PM - 2.5 23.97 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 4.02 (µg/m3)
CO 7.01 (mg/m3)
NO2 1.4 (µg/m3)
Northern Coalfields Limited
NCL_CETI
22-09-2026 23:51:06
PM - 2.5 22.54 (µg/m3)
PM - 10 38.86 (µg/m3)
SO2 7.15 (µg/m3)
CO 1.06 (mg/m3)
NO2 28.42 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 00:00:36
PM - 2.5 54.9 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.90 (mg/m3)
NO2 1.66 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 23:55:57
PM - 2.5 28.6 (µg/m3)
PM - 10 55.99 (µg/m3)
SO2 13.26 (µg/m3)
CO 0.72 (mg/m3)
NO2 8.9 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 00:02:57
PM - 2.5 32.78 (µg/m3)
PM - 10 58.95 (µg/m3)
SO2 12.18 (µg/m3)
CO 0.38 (mg/m3)
NO2 4.91 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 00:04:13
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 20.92 (µg/m3)
CO 2.39 (mg/m3)
NO2 43.11 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 00:04:38
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.10 (mg/m3)
NO2 5.7 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 00:04:51
PM - 2.5 0 (µg/m3)
PM - 10 35 (µg/m3)
SO2 13.17 (µg/m3)
CO 1.85 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 00:00:45
PM - 2.5 9.7 (µg/m3)
PM - 10 (µg/m3)
SO2 3.39 (µg/m3)
CO 0.00 (mg/m3)
NO2 98.46 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 00:01:08
PM - 2.5 14.87 (µg/m3)
PM - 10 27.58 (µg/m3)
SO2 15.49 (µg/m3)
CO 0.28 (mg/m3)
NO2 .96 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 00:04:41
PM - 2.5 0 (µg/m3)
PM - 10 42.42 (µg/m3)
SO2 10.89 (µg/m3)
CO 1.09 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 23:58:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.67 (µg/m3)
CO 0.24 (mg/m3)
NO2 13.55 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 00:00:07
PM - 2.5 8.81 (µg/m3)
PM - 10 15.87 (µg/m3)
SO2 9.44 (µg/m3)
CO 0.30 (mg/m3)
NO2 15.61 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 00:04:43
PM - 2.5 5 (µg/m3)
PM - 10 9 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.04 (mg/m3)
NO2 5.9 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 00:04:32
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.3 (µg/m3)
CO 0.75 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 00:04:35
PM - 2.5 2 (µg/m3)
PM - 10 0 (µg/m3)
SO2 10.9 (µg/m3)
CO 0.45 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 00:04:53
PM - 2.5 2 (µg/m3)
PM - 10 3 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.21 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
23-09-2026 00:04:38
PM - 2.5 15.86 (µg/m3)
PM - 10 42.12 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
23-09-2026 00:04:36
PM - 2.5 6.21 (µg/m3)
PM - 10 11.95 (µg/m3)
SO2 11.03 (µg/m3)
CO 0.73 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 00:04:54
PM - 2.5 23.97 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 4.02 (µg/m3)
CO 7.01 (mg/m3)
NO2 1.4 (µg/m3)
Northern Coalfields Limited
NCL_CETI
22-09-2026 23:51:06
PM - 2.5 22.54 (µg/m3)
PM - 10 38.86 (µg/m3)
SO2 7.15 (µg/m3)
CO 1.06 (mg/m3)
NO2 28.42 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 00:00:36
PM - 2.5 54.9 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.90 (mg/m3)
NO2 1.66 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 23:55:57
PM - 2.5 28.6 (µg/m3)
PM - 10 55.99 (µg/m3)
SO2 13.26 (µg/m3)
CO 0.72 (mg/m3)
NO2 8.9 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 00:02:57
PM - 2.5 32.78 (µg/m3)
PM - 10 58.95 (µg/m3)
SO2 12.18 (µg/m3)
CO 0.38 (mg/m3)
NO2 4.91 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 00:04:13
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 20.92 (µg/m3)
CO 2.39 (mg/m3)
NO2 43.11 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 00:04:38
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.10 (mg/m3)
NO2 5.7 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 00:04:51
PM - 2.5 0 (µg/m3)
PM - 10 35 (µg/m3)
SO2 13.17 (µg/m3)
CO 1.85 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 00:00:45
PM - 2.5 9.7 (µg/m3)
PM - 10 (µg/m3)
SO2 3.39 (µg/m3)
CO 0.00 (mg/m3)
NO2 98.46 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 11

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	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	23-SEP-2026 00:04	22-SEP-2026 18:34	6.21	11.95	11.03	-	0.73	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	23-SEP-2026 00:04	23-SEP-2026 00:00	41.72	48.65	20.92	43.11	2.39	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	23-SEP-2026 00:04	22-SEP-2026 18:34	5.92	11.68	11.59	-	0.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	23-SEP-2026 00:03	22-SEP-2026 18:33	5.71	11.45	8.97	-	0.67	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	23-SEP-2026 00:03	22-SEP-2026 18:33	5.50	11.26	10.11	-	0.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	23-SEP-2026 00:02	23-SEP-2026 00:00	32.78	58.95	12.18	4.91	0.38	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	23-SEP-2026 00:02	23-SEP-2026 00:00	32.78	58.95	12.18	4.91	0.38	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	23-SEP-2026 00:02	22-SEP-2026 18:32	5.18	10.98	11.98	-	0.72	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	23-SEP-2026 00:01	22-SEP-2026 18:31	4.95	10.46	10.64	-	0.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	23-SEP-2026 00:00	22-SEP-2026 18:29	9.70	-	3.39	98.46	0.00	site_5592	Swan Environ

1 - 10 of 11

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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