Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
23-09-2026 12:33:59
PM - 2.5 18.6 (µg/m3)
PM - 10 43.25 (µg/m3)
SO2 17.59 (µg/m3)
CO 1.26 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 12:31:09
PM - 2.5 30.42 (µg/m3)
PM - 10 26.41 (µg/m3)
SO2 21.31 (µg/m3)
CO 0.55 (mg/m3)
NO2 1.94 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 12:33:55
PM - 2.5 6.36 (µg/m3)
PM - 10 35.3 (µg/m3)
SO2 10.9 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 12:28:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.96 (µg/m3)
CO 0.39 (mg/m3)
NO2 16.02 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 12:30:14
PM - 2.5 16.89 (µg/m3)
PM - 10 26.83 (µg/m3)
SO2 9.72 (µg/m3)
CO 0.29 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 12:33:47
PM - 2.5 3 (µg/m3)
PM - 10 5 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.96 (mg/m3)
NO2 45.2 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 12:33:52
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.7 (µg/m3)
CO 0.65 (mg/m3)
NO2 2.5 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 12:33:43
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.7 (µg/m3)
CO 0.24 (mg/m3)
NO2 16.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 12:33:40
PM - 2.5 3 (µg/m3)
PM - 10 4 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.21 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
23-09-2026 12:33:37
PM - 2.5 7.33 (µg/m3)
PM - 10 14.56 (µg/m3)
SO2 0 (µg/m3)
CO 0.85 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 12:30:52
PM - 2.5 8.38 (µg/m3)
PM - 10 (µg/m3)
SO2 11.04 (µg/m3)
CO ##### (mg/m3)
NO2 2.35 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 12:33:40
PM - 2.5 3.29 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.96 (µg/m3)
CO 4.70 (mg/m3)
NO2 4.05 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 12:33:48
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.42 (µg/m3)
CO 1.58 (mg/m3)
NO2 1.55 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 12:22:16
PM - 2.5 22.27 (µg/m3)
PM - 10 38.4 (µg/m3)
SO2 7.11 (µg/m3)
CO 1.25 (mg/m3)
NO2 35.72 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 12:30:39
PM - 2.5 46.7 (µg/m3)
PM - 10 74.9 (µg/m3)
SO2 0 (µg/m3)
CO 0.53 (mg/m3)
NO2 .8 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 12:25:58
PM - 2.5 30.8 (µg/m3)
PM - 10 60.18 (µg/m3)
SO2 13.42 (µg/m3)
CO 0.79 (mg/m3)
NO2 9.31 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 12:33:00
PM - 2.5 35.18 (µg/m3)
PM - 10 61.33 (µg/m3)
SO2 12.83 (µg/m3)
CO 0.49 (mg/m3)
NO2 5.77 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 12:19:17
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 28.87 (µg/m3)
CO 2.39 (mg/m3)
NO2 44.62 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 12:33:58
PM - 2.5 3 (µg/m3)
PM - 10 2 (µg/m3)
SO2 8.1 (µg/m3)
CO 0.05 (mg/m3)
NO2 3.7 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 12:33:38
PM - 2.5 0 (µg/m3)
PM - 10 46.23 (µg/m3)
SO2 13.86 (µg/m3)
CO 1.72 (mg/m3)
NO2 23.54 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 12:30:08
PM - 2.5 3.22 (µg/m3)
PM - 10 (µg/m3)
SO2 10.31 (µg/m3)
CO 0.30 (mg/m3)
NO2 155.5 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 12:19:43
PM - 2.5 12.55 (µg/m3)
PM - 10 8.8 (µg/m3)
SO2 20.39 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.12 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
23-09-2026 12:33:59
PM - 2.5 18.6 (µg/m3)
PM - 10 43.25 (µg/m3)
SO2 17.59 (µg/m3)
CO 1.26 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 12:31:09
PM - 2.5 30.42 (µg/m3)
PM - 10 26.41 (µg/m3)
SO2 21.31 (µg/m3)
CO 0.55 (mg/m3)
NO2 1.94 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 12:33:55
PM - 2.5 6.36 (µg/m3)
PM - 10 35.3 (µg/m3)
SO2 10.9 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 12:28:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.96 (µg/m3)
CO 0.39 (mg/m3)
NO2 16.02 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 12:30:14
PM - 2.5 16.89 (µg/m3)
PM - 10 26.83 (µg/m3)
SO2 9.72 (µg/m3)
CO 0.29 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 12:33:47
PM - 2.5 3 (µg/m3)
PM - 10 5 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.96 (mg/m3)
NO2 45.2 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 12:33:52
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.7 (µg/m3)
CO 0.65 (mg/m3)
NO2 2.5 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 12:33:43
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.7 (µg/m3)
CO 0.24 (mg/m3)
NO2 16.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 12:33:40
PM - 2.5 3 (µg/m3)
PM - 10 4 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.21 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
23-09-2026 12:33:37
PM - 2.5 7.33 (µg/m3)
PM - 10 14.56 (µg/m3)
SO2 0 (µg/m3)
CO 0.85 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 12:30:52
PM - 2.5 8.38 (µg/m3)
PM - 10 (µg/m3)
SO2 11.04 (µg/m3)
CO ##### (mg/m3)
NO2 2.35 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 12:33:40
PM - 2.5 3.29 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.96 (µg/m3)
CO 4.70 (mg/m3)
NO2 4.05 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 12:33:48
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.42 (µg/m3)
CO 1.58 (mg/m3)
NO2 1.55 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 12:22:16
PM - 2.5 22.27 (µg/m3)
PM - 10 38.4 (µg/m3)
SO2 7.11 (µg/m3)
CO 1.25 (mg/m3)
NO2 35.72 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 12:30:39
PM - 2.5 46.7 (µg/m3)
PM - 10 74.9 (µg/m3)
SO2 0 (µg/m3)
CO 0.53 (mg/m3)
NO2 .8 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 12:25:58
PM - 2.5 30.8 (µg/m3)
PM - 10 60.18 (µg/m3)
SO2 13.42 (µg/m3)
CO 0.79 (mg/m3)
NO2 9.31 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 12:33:00
PM - 2.5 35.18 (µg/m3)
PM - 10 61.33 (µg/m3)
SO2 12.83 (µg/m3)
CO 0.49 (mg/m3)
NO2 5.77 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 12:19:17
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 28.87 (µg/m3)
CO 2.39 (mg/m3)
NO2 44.62 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 12:33:58
PM - 2.5 3 (µg/m3)
PM - 10 2 (µg/m3)
SO2 8.1 (µg/m3)
CO 0.05 (mg/m3)
NO2 3.7 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 12:33:38
PM - 2.5 0 (µg/m3)
PM - 10 46.23 (µg/m3)
SO2 13.86 (µg/m3)
CO 1.72 (mg/m3)
NO2 23.54 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 12:30:08
PM - 2.5 3.22 (µg/m3)
PM - 10 (µg/m3)
SO2 10.31 (µg/m3)
CO 0.30 (mg/m3)
NO2 155.5 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 12:19:43
PM - 2.5 12.55 (µg/m3)
PM - 10 8.8 (µg/m3)
SO2 20.39 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.12 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 1,730

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 12:33	23-SEP-2026 07:03	7.33	14.56	0.00	-	0.85	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 12:33	23-SEP-2026 07:03	6.94	14.29	0.00	-	0.90	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	23-SEP-2026 12:33	23-SEP-2026 12:30	35.18	61.33	12.83	5.77	0.49	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 12:32	23-SEP-2026 07:02	6.52	13.76	0.00	-	0.89	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 12:32	23-SEP-2026 07:02	6.09	13.17	0.00	-	0.89	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 12:31	23-SEP-2026 07:01	5.54	12.51	0.00	-	0.87	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 12:31	23-SEP-2026 07:01	5.18	12.00	0.00	-	0.86	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 12:30	23-SEP-2026 07:00	4.79	11.47	0.00	-	0.88	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 12:30	23-SEP-2026 07:00	4.43	11.09	0.00	-	0.88	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	23-SEP-2026 12:30	23-SEP-2026 06:59	3.22	-	10.31	155.50	0.30	site_5592	Swan Environ

1 - 10 of 1,730

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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