Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 10:46:09
PM - 2.5 8.42 (µg/m3)
PM - 10 26.44 (µg/m3)
SO2 21.11 (µg/m3)
CO 0.16 (mg/m3)
NO2 .55 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 10:48:54
PM - 2.5 17.64 (µg/m3)
PM - 10 41.55 (µg/m3)
SO2 13.68 (µg/m3)
CO 1.05 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 10:43:43
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 13.83 (µg/m3)
CO 0.60 (mg/m3)
NO2 8.17 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 10:45:51
PM - 2.5 16.85 (µg/m3)
PM - 10 26.48 (µg/m3)
SO2 6.29 (µg/m3)
CO 0.24 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 10:48:46
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.93 (mg/m3)
NO2 5.9 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 10:48:50
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.66 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 10:40:26
PM - 2.5 4 (µg/m3)
PM - 10 5 (µg/m3)
SO2 11.2 (µg/m3)
CO 0.25 (mg/m3)
NO2 16.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 10:49:08
PM - 2.5 9 (µg/m3)
PM - 10 18 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.20 (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 10:48:37
PM - 2.5 7.65 (µg/m3)
PM - 10 11.01 (µg/m3)
SO2 0 (µg/m3)
CO 0.84 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 10:45:08
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 .74 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 10:49:06
PM - 2.5 13.05 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 4.74 (µg/m3)
CO 5.67 (mg/m3)
NO2 3.97 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 10:48:48
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.38 (µg/m3)
CO 1.74 (mg/m3)
NO2 1.81 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 10:45:53
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.60 (mg/m3)
NO2 1.06 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 10:40:58
PM - 2.5 46.4 (µg/m3)
PM - 10 89.54 (µg/m3)
SO2 14.47 (µg/m3)
CO 1.25 (mg/m3)
NO2 12.15 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 10:47:59
PM - 2.5 32.06 (µg/m3)
PM - 10 58.23 (µg/m3)
SO2 11.99 (µg/m3)
CO 0.35 (mg/m3)
NO2 4.65 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 10:34:10
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 27.3 (µg/m3)
CO 2.39 (mg/m3)
NO2 44.69 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 10:48:57
PM - 2.5 7 (µg/m3)
PM - 10 9 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 6.1 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 10:49:04
PM - 2.5 0 (µg/m3)
PM - 10 51.88 (µg/m3)
SO2 13.29 (µg/m3)
CO 1.63 (mg/m3)
NO2 20.72 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 10:45:20
PM - 2.5 3.41 (µg/m3)
PM - 10 (µg/m3)
SO2 9.3 (µg/m3)
CO 0.44 (mg/m3)
NO2 330.73 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 10:48:39
PM - 2.5 4.57 (µg/m3)
PM - 10 21.31 (µg/m3)
SO2 21.31 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.73 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 10:46:09
PM - 2.5 8.42 (µg/m3)
PM - 10 26.44 (µg/m3)
SO2 21.11 (µg/m3)
CO 0.16 (mg/m3)
NO2 .55 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 10:48:54
PM - 2.5 17.64 (µg/m3)
PM - 10 41.55 (µg/m3)
SO2 13.68 (µg/m3)
CO 1.05 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 10:43:43
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 13.83 (µg/m3)
CO 0.60 (mg/m3)
NO2 8.17 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 10:45:51
PM - 2.5 16.85 (µg/m3)
PM - 10 26.48 (µg/m3)
SO2 6.29 (µg/m3)
CO 0.24 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 10:48:46
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.93 (mg/m3)
NO2 5.9 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 10:48:50
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.66 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 10:40:26
PM - 2.5 4 (µg/m3)
PM - 10 5 (µg/m3)
SO2 11.2 (µg/m3)
CO 0.25 (mg/m3)
NO2 16.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 10:49:08
PM - 2.5 9 (µg/m3)
PM - 10 18 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.20 (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 10:48:37
PM - 2.5 7.65 (µg/m3)
PM - 10 11.01 (µg/m3)
SO2 0 (µg/m3)
CO 0.84 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 10:45:08
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 .74 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 10:49:06
PM - 2.5 13.05 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 4.74 (µg/m3)
CO 5.67 (mg/m3)
NO2 3.97 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 10:48:48
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.38 (µg/m3)
CO 1.74 (mg/m3)
NO2 1.81 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 10:45:53
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.60 (mg/m3)
NO2 1.06 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 10:40:58
PM - 2.5 46.4 (µg/m3)
PM - 10 89.54 (µg/m3)
SO2 14.47 (µg/m3)
CO 1.25 (mg/m3)
NO2 12.15 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 10:47:59
PM - 2.5 32.06 (µg/m3)
PM - 10 58.23 (µg/m3)
SO2 11.99 (µg/m3)
CO 0.35 (mg/m3)
NO2 4.65 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 10:34:10
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 27.3 (µg/m3)
CO 2.39 (mg/m3)
NO2 44.69 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 10:48:57
PM - 2.5 7 (µg/m3)
PM - 10 9 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 6.1 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 10:49:04
PM - 2.5 0 (µg/m3)
PM - 10 51.88 (µg/m3)
SO2 13.29 (µg/m3)
CO 1.63 (mg/m3)
NO2 20.72 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 10:45:20
PM - 2.5 3.41 (µg/m3)
PM - 10 (µg/m3)
SO2 9.3 (µg/m3)
CO 0.44 (mg/m3)
NO2 330.73 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 10:48:39
PM - 2.5 4.57 (µg/m3)
PM - 10 21.31 (µg/m3)
SO2 21.31 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.73 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 1,490

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 10:48	23-SEP-2026 05:18	7.65	11.01	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 10:48	23-SEP-2026 05:18	8.02	11.07	0.00	-	0.83	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	23-SEP-2026 10:47	23-SEP-2026 10:45	32.06	58.23	11.99	4.65	0.35	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 10:47	23-SEP-2026 05:17	8.32	11.10	0.00	-	0.80	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 10:47	23-SEP-2026 05:17	8.63	11.05	0.00	-	0.78	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 10:46	23-SEP-2026 05:16	8.92	10.94	0.00	-	0.77	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 10:46	23-SEP-2026 05:16	9.20	10.74	0.00	-	0.78	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 10:45	23-SEP-2026 05:15	9.55	10.57	0.00	-	0.81	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	23-SEP-2026 10:45	23-SEP-2026 05:14	3.41	-	9.30	330.73	0.44	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	23-SEP-2026 10:45	23-SEP-2026 05:15	10.02	10.62	0.00	-	0.81	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,490

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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