Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
23-09-2026 11:48:46
PM - 2.5 22.57 (µg/m3)
PM - 10 33.31 (µg/m3)
SO2 18.38 (µg/m3)
CO 1.55 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 11:46:09
PM - 2.5 32.24 (µg/m3)
PM - 10 25.52 (µg/m3)
SO2 20.52 (µg/m3)
CO 0.58 (mg/m3)
NO2 2.05 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 11:48:23
PM - 2.5 14.34 (µg/m3)
PM - 10 45.51 (µg/m3)
SO2 9.05 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 11:43:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 14.41 (µg/m3)
CO 0.62 (mg/m3)
NO2 11.41 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 11:45:30
PM - 2.5 16.3 (µg/m3)
PM - 10 26.87 (µg/m3)
SO2 8.01 (µg/m3)
CO 0.26 (mg/m3)
NO2 .41 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 11:48:45
PM - 2.5 8 (µg/m3)
PM - 10 15 (µg/m3)
SO2 4.8 (µg/m3)
CO 1.04 (mg/m3)
NO2 44.7 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 11:48:06
PM - 2.5 7 (µg/m3)
PM - 10 12 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.65 (mg/m3)
NO2 2.4 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 11:48:50
PM - 2.5 4 (µg/m3)
PM - 10 5 (µg/m3)
SO2 11.3 (µg/m3)
CO 0.21 (mg/m3)
NO2 16.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 11:48:39
PM - 2.5 4 (µg/m3)
PM - 10 6 (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 11:48:37
PM - 2.5 5.66 (µg/m3)
PM - 10 71.04 (µg/m3)
SO2 0 (µg/m3)
CO 0.82 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 11:45:24
PM - 2.5 8 (µg/m3)
PM - 10 (µg/m3)
SO2 10.06 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 11:48:39
PM - 2.5 18.51 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.66 (µg/m3)
CO 4.51 (mg/m3)
NO2 3.95 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 11:48:47
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.24 (µg/m3)
CO 1.83 (mg/m3)
NO2 1.68 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 11:36:20
PM - 2.5 2449.7 (µg/m3)
PM - 10 4223.63 (µg/m3)
SO2 24.13 (µg/m3)
CO 0.76 (mg/m3)
NO2 17.03 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 11:45:11
PM - 2.5 48.8 (µg/m3)
PM - 10 81.5 (µg/m3)
SO2 0 (µg/m3)
CO 0.56 (mg/m3)
NO2 .85 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 11:40:58
PM - 2.5 22.1 (µg/m3)
PM - 10 43.84 (µg/m3)
SO2 12.83 (µg/m3)
CO 0.53 (mg/m3)
NO2 7.73 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 11:48:00
PM - 2.5 35.09 (µg/m3)
PM - 10 61.24 (µg/m3)
SO2 12.8 (µg/m3)
CO 0.49 (mg/m3)
NO2 5.74 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 11:34:16
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 26.12 (µg/m3)
CO 2.39 (mg/m3)
NO2 44.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 11:48:28
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.4 (µg/m3)
CO 0.04 (mg/m3)
NO2 3.9 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 11:48:38
PM - 2.5 1.98 (µg/m3)
PM - 10 44.59 (µg/m3)
SO2 14.41 (µg/m3)
CO 1.81 (mg/m3)
NO2 25.27 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 11:45:38
PM - 2.5 3.89 (µg/m3)
PM - 10 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 11:48:40
PM - 2.5 6.07 (µg/m3)
PM - 10 17.48 (µg/m3)
SO2 20.77 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.21 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
23-09-2026 11:48:46
PM - 2.5 22.57 (µg/m3)
PM - 10 33.31 (µg/m3)
SO2 18.38 (µg/m3)
CO 1.55 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 11:46:09
PM - 2.5 32.24 (µg/m3)
PM - 10 25.52 (µg/m3)
SO2 20.52 (µg/m3)
CO 0.58 (mg/m3)
NO2 2.05 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 11:48:23
PM - 2.5 14.34 (µg/m3)
PM - 10 45.51 (µg/m3)
SO2 9.05 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 11:43:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 14.41 (µg/m3)
CO 0.62 (mg/m3)
NO2 11.41 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 11:45:30
PM - 2.5 16.3 (µg/m3)
PM - 10 26.87 (µg/m3)
SO2 8.01 (µg/m3)
CO 0.26 (mg/m3)
NO2 .41 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 11:48:45
PM - 2.5 8 (µg/m3)
PM - 10 15 (µg/m3)
SO2 4.8 (µg/m3)
CO 1.04 (mg/m3)
NO2 44.7 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 11:48:06
PM - 2.5 7 (µg/m3)
PM - 10 12 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.65 (mg/m3)
NO2 2.4 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 11:48:50
PM - 2.5 4 (µg/m3)
PM - 10 5 (µg/m3)
SO2 11.3 (µg/m3)
CO 0.21 (mg/m3)
NO2 16.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 11:48:39
PM - 2.5 4 (µg/m3)
PM - 10 6 (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 11:48:37
PM - 2.5 5.66 (µg/m3)
PM - 10 71.04 (µg/m3)
SO2 0 (µg/m3)
CO 0.82 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 11:45:24
PM - 2.5 8 (µg/m3)
PM - 10 (µg/m3)
SO2 10.06 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 11:48:39
PM - 2.5 18.51 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.66 (µg/m3)
CO 4.51 (mg/m3)
NO2 3.95 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 11:48:47
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.24 (µg/m3)
CO 1.83 (mg/m3)
NO2 1.68 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 11:36:20
PM - 2.5 2449.7 (µg/m3)
PM - 10 4223.63 (µg/m3)
SO2 24.13 (µg/m3)
CO 0.76 (mg/m3)
NO2 17.03 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 11:45:11
PM - 2.5 48.8 (µg/m3)
PM - 10 81.5 (µg/m3)
SO2 0 (µg/m3)
CO 0.56 (mg/m3)
NO2 .85 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 11:40:58
PM - 2.5 22.1 (µg/m3)
PM - 10 43.84 (µg/m3)
SO2 12.83 (µg/m3)
CO 0.53 (mg/m3)
NO2 7.73 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 11:48:00
PM - 2.5 35.09 (µg/m3)
PM - 10 61.24 (µg/m3)
SO2 12.8 (µg/m3)
CO 0.49 (mg/m3)
NO2 5.74 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 11:34:16
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 26.12 (µg/m3)
CO 2.39 (mg/m3)
NO2 44.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 11:48:28
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.4 (µg/m3)
CO 0.04 (mg/m3)
NO2 3.9 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 11:48:38
PM - 2.5 1.98 (µg/m3)
PM - 10 44.59 (µg/m3)
SO2 14.41 (µg/m3)
CO 1.81 (mg/m3)
NO2 25.27 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 11:45:38
PM - 2.5 3.89 (µg/m3)
PM - 10 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 11:48:40
PM - 2.5 6.07 (µg/m3)
PM - 10 17.48 (µg/m3)
SO2 20.77 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.21 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 1,627

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 11:48	23-SEP-2026 06:18	5.66	71.04	0.00	-	0.82	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 11:48	23-SEP-2026 06:18	5.82	72.04	0.00	-	0.82	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	23-SEP-2026 11:48	23-SEP-2026 11:45	35.09	61.24	12.80	5.74	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 11:47	23-SEP-2026 06:17	6.15	72.95	0.00	-	0.81	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 11:47	23-SEP-2026 06:17	6.34	73.70	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 11:46	23-SEP-2026 06:16	6.71	74.59	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 11:46	23-SEP-2026 06:16	7.18	75.44	0.00	-	0.76	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	23-SEP-2026 11:45	23-SEP-2026 06:14	3.89	-	10.20	0.00	0.00	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 11:45	23-SEP-2026 06:15	7.81	76.47	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 11:45	23-SEP-2026 06:15	8.31	77.47	0.00	-	0.81	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,627

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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