Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
23-09-2026 12:21:31
PM - 2.5 11.5 (µg/m3)
PM - 10 41.15 (µg/m3)
SO2 21.21 (µg/m3)
CO 1.52 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 12:16:10
PM - 2.5 24.86 (µg/m3)
PM - 10 26.41 (µg/m3)
SO2 19.57 (µg/m3)
CO 0.45 (mg/m3)
NO2 1.59 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 12:21:23
PM - 2.5 11.11 (µg/m3)
PM - 10 33.7 (µg/m3)
SO2 12.2 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 12:13:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 14.08 (µg/m3)
CO 0.61 (mg/m3)
NO2 6.03 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 12:15:19
PM - 2.5 16.89 (µg/m3)
PM - 10 26.83 (µg/m3)
SO2 10.01 (µg/m3)
CO 0.28 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 12:21:47
PM - 2.5 3 (µg/m3)
PM - 10 5 (µg/m3)
SO2 4.8 (µg/m3)
CO 1.04 (mg/m3)
NO2 45.1 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 12:21:06
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.4 (µg/m3)
CO 0.67 (mg/m3)
NO2 2.5 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 12:21:43
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.7 (µg/m3)
CO 0.29 (mg/m3)
NO2 16.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 12:21:40
PM - 2.5 3 (µg/m3)
PM - 10 4 (µg/m3)
SO2 5.8 (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 12:21:37
PM - 2.5 5.45 (µg/m3)
PM - 10 8.29 (µg/m3)
SO2 0 (µg/m3)
CO 0.83 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 12:15:03
PM - 2.5 12.67 (µg/m3)
PM - 10 (µg/m3)
SO2 14.17 (µg/m3)
CO ##### (mg/m3)
NO2 1.85 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 12:21:40
PM - 2.5 9.25 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.78 (µg/m3)
CO 5.33 (mg/m3)
NO2 4.22 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 12:21:48
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 14.37 (µg/m3)
CO 1.58 (mg/m3)
NO2 1.63 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 12:07:27
PM - 2.5 22.27 (µg/m3)
PM - 10 38.4 (µg/m3)
SO2 24.24 (µg/m3)
CO 1.44 (mg/m3)
NO2 43.01 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 12:15:50
PM - 2.5 48.8 (µg/m3)
PM - 10 81.5 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 .8 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 12:10:58
PM - 2.5 44.1 (µg/m3)
PM - 10 85.17 (µg/m3)
SO2 14.32 (µg/m3)
CO 1.18 (mg/m3)
NO2 11.73 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 12:18:00
PM - 2.5 37.48 (µg/m3)
PM - 10 63.62 (µg/m3)
SO2 13.45 (µg/m3)
CO 0.59 (mg/m3)
NO2 6.6 (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 12:21:27
PM - 2.5 3 (µg/m3)
PM - 10 2 (µg/m3)
SO2 8.2 (µg/m3)
CO 0.05 (mg/m3)
NO2 4 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 12:21:37
PM - 2.5 0 (µg/m3)
PM - 10 49.3 (µg/m3)
SO2 14.54 (µg/m3)
CO 1.66 (mg/m3)
NO2 23.12 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 12:15:18
PM - 2.5 3.41 (µg/m3)
PM - 10 (µg/m3)
SO2 9.44 (µg/m3)
CO 0.85 (mg/m3)
NO2 87.14 (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 12:21:31
PM - 2.5 11.5 (µg/m3)
PM - 10 41.15 (µg/m3)
SO2 21.21 (µg/m3)
CO 1.52 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 12:16:10
PM - 2.5 24.86 (µg/m3)
PM - 10 26.41 (µg/m3)
SO2 19.57 (µg/m3)
CO 0.45 (mg/m3)
NO2 1.59 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 12:21:23
PM - 2.5 11.11 (µg/m3)
PM - 10 33.7 (µg/m3)
SO2 12.2 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 12:13:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 14.08 (µg/m3)
CO 0.61 (mg/m3)
NO2 6.03 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 12:15:19
PM - 2.5 16.89 (µg/m3)
PM - 10 26.83 (µg/m3)
SO2 10.01 (µg/m3)
CO 0.28 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 12:21:47
PM - 2.5 3 (µg/m3)
PM - 10 5 (µg/m3)
SO2 4.8 (µg/m3)
CO 1.04 (mg/m3)
NO2 45.1 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 12:21:06
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.4 (µg/m3)
CO 0.67 (mg/m3)
NO2 2.5 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 12:21:43
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.7 (µg/m3)
CO 0.29 (mg/m3)
NO2 16.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 12:21:40
PM - 2.5 3 (µg/m3)
PM - 10 4 (µg/m3)
SO2 5.8 (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 12:21:37
PM - 2.5 5.45 (µg/m3)
PM - 10 8.29 (µg/m3)
SO2 0 (µg/m3)
CO 0.83 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 12:15:03
PM - 2.5 12.67 (µg/m3)
PM - 10 (µg/m3)
SO2 14.17 (µg/m3)
CO ##### (mg/m3)
NO2 1.85 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 12:21:40
PM - 2.5 9.25 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.78 (µg/m3)
CO 5.33 (mg/m3)
NO2 4.22 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 12:21:48
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 14.37 (µg/m3)
CO 1.58 (mg/m3)
NO2 1.63 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 12:07:27
PM - 2.5 22.27 (µg/m3)
PM - 10 38.4 (µg/m3)
SO2 24.24 (µg/m3)
CO 1.44 (mg/m3)
NO2 43.01 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 12:15:50
PM - 2.5 48.8 (µg/m3)
PM - 10 81.5 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 .8 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 12:10:58
PM - 2.5 44.1 (µg/m3)
PM - 10 85.17 (µg/m3)
SO2 14.32 (µg/m3)
CO 1.18 (mg/m3)
NO2 11.73 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 12:18:00
PM - 2.5 37.48 (µg/m3)
PM - 10 63.62 (µg/m3)
SO2 13.45 (µg/m3)
CO 0.59 (mg/m3)
NO2 6.6 (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 12:21:27
PM - 2.5 3 (µg/m3)
PM - 10 2 (µg/m3)
SO2 8.2 (µg/m3)
CO 0.05 (mg/m3)
NO2 4 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 12:21:37
PM - 2.5 0 (µg/m3)
PM - 10 49.3 (µg/m3)
SO2 14.54 (µg/m3)
CO 1.66 (mg/m3)
NO2 23.12 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 12:15:18
PM - 2.5 3.41 (µg/m3)
PM - 10 (µg/m3)
SO2 9.44 (µg/m3)
CO 0.85 (mg/m3)
NO2 87.14 (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 1,703

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 12:21	23-SEP-2026 06:51	5.45	8.29	0.00	-	0.83	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 12:21	23-SEP-2026 06:51	5.92	8.36	0.00	-	0.84	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 12:20	23-SEP-2026 06:50	6.37	8.44	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 12:20	23-SEP-2026 06:50	6.69	8.52	0.00	-	0.84	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 12:19	23-SEP-2026 06:49	7.08	8.66	0.00	-	0.84	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	23-SEP-2026 12:19	23-SEP-2026 12:15	41.72	48.65	28.87	44.62	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 12:19	23-SEP-2026 06:49	7.25	8.74	0.00	-	0.84	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 12:18	23-SEP-2026 06:48	7.45	8.92	0.00	-	0.84	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 12:18	23-SEP-2026 06:48	7.55	9.21	0.00	-	0.83	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	23-SEP-2026 12:18	23-SEP-2026 12:15	37.48	63.62	13.45	6.60	0.59	site_1931	Envea India Pvt Ltd

1 - 10 of 1,703

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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