Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
23-09-2026 14:33:57
PM - 2.5 7.7 (µg/m3)
PM - 10 24.57 (µg/m3)
SO2 18.96 (µg/m3)
CO 1.21 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 14:31:11
PM - 2.5 18.53 (µg/m3)
PM - 10 24.86 (µg/m3)
SO2 19.53 (µg/m3)
CO 0.30 (mg/m3)
NO2 1.32 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 14:34:26
PM - 2.5 8.26 (µg/m3)
PM - 10 31.58 (µg/m3)
SO2 10.81 (µg/m3)
CO 1.03 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 14:28:41
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 13.47 (µg/m3)
CO 0.58 (mg/m3)
NO2 14.67 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 14:30:32
PM - 2.5 15.05 (µg/m3)
PM - 10 25.62 (µg/m3)
SO2 13.44 (µg/m3)
CO 0.34 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 14:33:48
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.05 (mg/m3)
NO2 41.3 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 14:33:53
PM - 2.5 5 (µg/m3)
PM - 10 9 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.68 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 14:33:44
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 10.8 (µg/m3)
CO 0.26 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 14:34:12
PM - 2.5 1 (µg/m3)
PM - 10 3 (µg/m3)
SO2 5.7 (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 14:34:11
PM - 2.5 4.35 (µg/m3)
PM - 10 22.12 (µg/m3)
SO2 0 (µg/m3)
CO 0.80 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 14:30:26
PM - 2.5 8.3 (µg/m3)
PM - 10 (µg/m3)
SO2 5.81 (µg/m3)
CO ##### (mg/m3)
NO2 2.42 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 14:21:10
PM - 2.5 7.41 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.13 (µg/m3)
CO 5.78 (mg/m3)
NO2 3.26 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 14:34:18
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.73 (µg/m3)
CO 1.49 (mg/m3)
NO2 1.64 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 14:21:07
PM - 2.5 36.1 (µg/m3)
PM - 10 62.24 (µg/m3)
SO2 6.93 (µg/m3)
CO 0.99 (mg/m3)
NO2 25.82 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 14:30:13
PM - 2.5 46.3 (µg/m3)
PM - 10 69.2 (µg/m3)
SO2 0 (µg/m3)
CO 0.47 (mg/m3)
NO2 .72 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 14:25:59
PM - 2.5 25.2 (µg/m3)
PM - 10 49.51 (µg/m3)
SO2 13.03 (µg/m3)
CO 0.62 (mg/m3)
NO2 8.28 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 14:33:01
PM - 2.5 29.19 (µg/m3)
PM - 10 55.37 (µg/m3)
SO2 11.21 (µg/m3)
CO 0.22 (mg/m3)
NO2 3.62 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 14:34:20
PM - 2.5 0 (µg/m3)
PM - 10 122.83 (µg/m3)
SO2 0 (µg/m3)
CO 0.73 (mg/m3)
NO2 43.74 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 14:33:57
PM - 2.5 1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.00 (mg/m3)
NO2 4.6 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 14:25:07
PM - 2.5 0 (µg/m3)
PM - 10 34.56 (µg/m3)
SO2 13.13 (µg/m3)
CO 1.66 (mg/m3)
NO2 29.72 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 14:30:45
PM - 2.5 3.82 (µg/m3)
PM - 10 (µg/m3)
SO2 9.41 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 14:34:20
PM - 2.5 21.06 (µg/m3)
PM - 10 0 (µg/m3)
SO2 19.91 (µg/m3)
CO 0.58 (mg/m3)
NO2 11.95 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
23-09-2026 14:33:57
PM - 2.5 7.7 (µg/m3)
PM - 10 24.57 (µg/m3)
SO2 18.96 (µg/m3)
CO 1.21 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 14:31:11
PM - 2.5 18.53 (µg/m3)
PM - 10 24.86 (µg/m3)
SO2 19.53 (µg/m3)
CO 0.30 (mg/m3)
NO2 1.32 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 14:34:26
PM - 2.5 8.26 (µg/m3)
PM - 10 31.58 (µg/m3)
SO2 10.81 (µg/m3)
CO 1.03 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 14:28:41
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 13.47 (µg/m3)
CO 0.58 (mg/m3)
NO2 14.67 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 14:30:32
PM - 2.5 15.05 (µg/m3)
PM - 10 25.62 (µg/m3)
SO2 13.44 (µg/m3)
CO 0.34 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 14:33:48
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.05 (mg/m3)
NO2 41.3 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 14:33:53
PM - 2.5 5 (µg/m3)
PM - 10 9 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.68 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 14:33:44
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 10.8 (µg/m3)
CO 0.26 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 14:34:12
PM - 2.5 1 (µg/m3)
PM - 10 3 (µg/m3)
SO2 5.7 (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 14:34:11
PM - 2.5 4.35 (µg/m3)
PM - 10 22.12 (µg/m3)
SO2 0 (µg/m3)
CO 0.80 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 14:30:26
PM - 2.5 8.3 (µg/m3)
PM - 10 (µg/m3)
SO2 5.81 (µg/m3)
CO ##### (mg/m3)
NO2 2.42 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 14:21:10
PM - 2.5 7.41 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.13 (µg/m3)
CO 5.78 (mg/m3)
NO2 3.26 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 14:34:18
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.73 (µg/m3)
CO 1.49 (mg/m3)
NO2 1.64 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 14:21:07
PM - 2.5 36.1 (µg/m3)
PM - 10 62.24 (µg/m3)
SO2 6.93 (µg/m3)
CO 0.99 (mg/m3)
NO2 25.82 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 14:30:13
PM - 2.5 46.3 (µg/m3)
PM - 10 69.2 (µg/m3)
SO2 0 (µg/m3)
CO 0.47 (mg/m3)
NO2 .72 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 14:25:59
PM - 2.5 25.2 (µg/m3)
PM - 10 49.51 (µg/m3)
SO2 13.03 (µg/m3)
CO 0.62 (mg/m3)
NO2 8.28 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 14:33:01
PM - 2.5 29.19 (µg/m3)
PM - 10 55.37 (µg/m3)
SO2 11.21 (µg/m3)
CO 0.22 (mg/m3)
NO2 3.62 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 14:34:20
PM - 2.5 0 (µg/m3)
PM - 10 122.83 (µg/m3)
SO2 0 (µg/m3)
CO 0.73 (mg/m3)
NO2 43.74 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 14:33:57
PM - 2.5 1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.00 (mg/m3)
NO2 4.6 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 14:25:07
PM - 2.5 0 (µg/m3)
PM - 10 34.56 (µg/m3)
SO2 13.13 (µg/m3)
CO 1.66 (mg/m3)
NO2 29.72 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 14:30:45
PM - 2.5 3.82 (µg/m3)
PM - 10 (µg/m3)
SO2 9.41 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 14:34:20
PM - 2.5 21.06 (µg/m3)
PM - 10 0 (µg/m3)
SO2 19.91 (µg/m3)
CO 0.58 (mg/m3)
NO2 11.95 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 2,008

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	23-SEP-2026 14:34	23-SEP-2026 14:30	0.00	122.83	0.00	43.74	0.73	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 14:34	23-SEP-2026 09:04	4.35	22.12	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 14:33	23-SEP-2026 09:03	4.40	21.75	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 14:33	23-SEP-2026 09:03	4.63	21.35	0.00	-	0.79	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	23-SEP-2026 14:33	23-SEP-2026 14:30	29.19	55.37	11.21	3.62	0.22	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 14:32	23-SEP-2026 09:02	4.86	20.94	0.00	-	0.76	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 14:32	23-SEP-2026 09:02	5.11	20.49	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 14:31	23-SEP-2026 09:01	5.42	19.97	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 14:31	23-SEP-2026 09:01	5.75	19.48	0.00	-	0.84	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	23-SEP-2026 14:30	23-SEP-2026 08:59	3.82	-	9.41	0.00	0.00	site_5592	Swan Environ

1 - 10 of 2,008

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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