Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
23-09-2026 11:50:11
PM - 2.5 19.5 (µg/m3)
PM - 10 29.19 (µg/m3)
SO2 19.93 (µg/m3)
CO 1.24 (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 11:49:55
PM - 2.5 15.09 (µg/m3)
PM - 10 45.54 (µg/m3)
SO2 12.33 (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 11:49:31
PM - 2.5 8 (µg/m3)
PM - 10 15 (µg/m3)
SO2 4.8 (µg/m3)
CO 1.05 (mg/m3)
NO2 44.7 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 11:49:36
PM - 2.5 7 (µg/m3)
PM - 10 12 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.64 (mg/m3)
NO2 2.4 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 11:50:12
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 11.2 (µg/m3)
CO 0.28 (mg/m3)
NO2 16.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 11:50:09
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 11:50:09
PM - 2.5 6.07 (µg/m3)
PM - 10 66.97 (µg/m3)
SO2 0 (µg/m3)
CO 0.81 (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 11:50:11
PM - 2.5 17.97 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.74 (µg/m3)
CO 5.08 (mg/m3)
NO2 3.9 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 11:49:47
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 14.71 (µg/m3)
CO 1.82 (mg/m3)
NO2 1.67 (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 11:49:16
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 22.21 (µg/m3)
CO 2.39 (mg/m3)
NO2 44.57 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 11:49:58
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.03 (mg/m3)
NO2 3.9 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 11:50:05
PM - 2.5 2.52 (µg/m3)
PM - 10 44.47 (µg/m3)
SO2 14.07 (µg/m3)
CO 1.73 (mg/m3)
NO2 25.11 (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 11:49:41
PM - 2.5 6.28 (µg/m3)
PM - 10 17.37 (µg/m3)
SO2 19.72 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.03 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
23-09-2026 11:50:11
PM - 2.5 19.5 (µg/m3)
PM - 10 29.19 (µg/m3)
SO2 19.93 (µg/m3)
CO 1.24 (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 11:49:55
PM - 2.5 15.09 (µg/m3)
PM - 10 45.54 (µg/m3)
SO2 12.33 (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 11:49:31
PM - 2.5 8 (µg/m3)
PM - 10 15 (µg/m3)
SO2 4.8 (µg/m3)
CO 1.05 (mg/m3)
NO2 44.7 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 11:49:36
PM - 2.5 7 (µg/m3)
PM - 10 12 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.64 (mg/m3)
NO2 2.4 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 11:50:12
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 11.2 (µg/m3)
CO 0.28 (mg/m3)
NO2 16.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 11:50:09
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 11:50:09
PM - 2.5 6.07 (µg/m3)
PM - 10 66.97 (µg/m3)
SO2 0 (µg/m3)
CO 0.81 (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 11:50:11
PM - 2.5 17.97 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.74 (µg/m3)
CO 5.08 (mg/m3)
NO2 3.9 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 11:49:47
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 14.71 (µg/m3)
CO 1.82 (mg/m3)
NO2 1.67 (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 11:49:16
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 22.21 (µg/m3)
CO 2.39 (mg/m3)
NO2 44.57 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 11:49:58
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.03 (mg/m3)
NO2 3.9 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 11:50:05
PM - 2.5 2.52 (µg/m3)
PM - 10 44.47 (µg/m3)
SO2 14.07 (µg/m3)
CO 1.73 (mg/m3)
NO2 25.11 (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 11:49:41
PM - 2.5 6.28 (µg/m3)
PM - 10 17.37 (µg/m3)
SO2 19.72 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.03 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 1,631

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 11:50	23-SEP-2026 06:20	6.07	66.97	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 11:49	23-SEP-2026 06:19	5.79	68.52	0.00	-	0.81	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	23-SEP-2026 11:49	23-SEP-2026 11:45	41.72	48.65	22.21	44.57	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 11:49	23-SEP-2026 06:19	5.68	69.73	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 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

1 - 10 of 1,631

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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