Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 11:16:09
PM - 2.5 21.29 (µg/m3)
PM - 10 25.52 (µg/m3)
SO2 20.38 (µg/m3)
CO 0.39 (mg/m3)
NO2 1.36 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 11:20:22
PM - 2.5 16.02 (µg/m3)
PM - 10 39.42 (µg/m3)
SO2 12.15 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 11:13:43
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 4.83 (µg/m3)
CO 0.21 (mg/m3)
NO2 8.71 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 11:15:39
PM - 2.5 16.3 (µg/m3)
PM - 10 26.87 (µg/m3)
SO2 7.72 (µg/m3)
CO 0.26 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 11:20:16
PM - 2.5 8 (µg/m3)
PM - 10 15 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.95 (mg/m3)
NO2 34 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 11:20:21
PM - 2.5 7 (µg/m3)
PM - 10 12 (µg/m3)
SO2 6 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 11:20:43
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 11:20:37
PM - 2.5 5.85 (µg/m3)
PM - 10 41.21 (µg/m3)
SO2 0 (µg/m3)
CO 0.79 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 11:15:46
PM - 2.5 5.69 (µg/m3)
PM - 10 (µg/m3)
SO2 10.67 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 11:20:39
PM - 2.5 18.79 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.66 (µg/m3)
CO 5.36 (mg/m3)
NO2 3.78 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 11:20:47
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 17.46 (µg/m3)
CO 2.01 (mg/m3)
NO2 35.99 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 11:06:17
PM - 2.5 2449.7 (µg/m3)
PM - 10 4223.63 (µg/m3)
SO2 24.27 (µg/m3)
CO 0.45 (mg/m3)
NO2 5.34 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 11:15:32
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.56 (mg/m3)
NO2 .87 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 11:10:58
PM - 2.5 41.2 (µg/m3)
PM - 10 79.8 (µg/m3)
SO2 14.12 (µg/m3)
CO 1.09 (mg/m3)
NO2 11.21 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 11:17:59
PM - 2.5 37.93 (µg/m3)
PM - 10 64.06 (µg/m3)
SO2 13.57 (µg/m3)
CO 0.62 (mg/m3)
NO2 6.76 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 11:19:18
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 27.39 (µg/m3)
CO 2.39 (mg/m3)
NO2 44.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 11:20:27
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.3 (µg/m3)
CO 0.03 (mg/m3)
NO2 4.3 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 11:20:36
PM - 2.5 0 (µg/m3)
PM - 10 45.06 (µg/m3)
SO2 13.84 (µg/m3)
CO 1.75 (mg/m3)
NO2 28.45 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 11:15:59
PM - 2.5 3.52 (µg/m3)
PM - 10 (µg/m3)
SO2 9.1 (µg/m3)
CO 0.13 (mg/m3)
NO2 355.53 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 11:20:40
PM - 2.5 15.74 (µg/m3)
PM - 10 17.61 (µg/m3)
SO2 18.79 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.52 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 11:16:09
PM - 2.5 21.29 (µg/m3)
PM - 10 25.52 (µg/m3)
SO2 20.38 (µg/m3)
CO 0.39 (mg/m3)
NO2 1.36 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 11:20:22
PM - 2.5 16.02 (µg/m3)
PM - 10 39.42 (µg/m3)
SO2 12.15 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 11:13:43
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 4.83 (µg/m3)
CO 0.21 (mg/m3)
NO2 8.71 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 11:15:39
PM - 2.5 16.3 (µg/m3)
PM - 10 26.87 (µg/m3)
SO2 7.72 (µg/m3)
CO 0.26 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 11:20:16
PM - 2.5 8 (µg/m3)
PM - 10 15 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.95 (mg/m3)
NO2 34 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 11:20:21
PM - 2.5 7 (µg/m3)
PM - 10 12 (µg/m3)
SO2 6 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 11:20:43
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 11:20:37
PM - 2.5 5.85 (µg/m3)
PM - 10 41.21 (µg/m3)
SO2 0 (µg/m3)
CO 0.79 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 11:15:46
PM - 2.5 5.69 (µg/m3)
PM - 10 (µg/m3)
SO2 10.67 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 11:20:39
PM - 2.5 18.79 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.66 (µg/m3)
CO 5.36 (mg/m3)
NO2 3.78 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 11:20:47
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 17.46 (µg/m3)
CO 2.01 (mg/m3)
NO2 35.99 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 11:06:17
PM - 2.5 2449.7 (µg/m3)
PM - 10 4223.63 (µg/m3)
SO2 24.27 (µg/m3)
CO 0.45 (mg/m3)
NO2 5.34 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 11:15:32
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.56 (mg/m3)
NO2 .87 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 11:10:58
PM - 2.5 41.2 (µg/m3)
PM - 10 79.8 (µg/m3)
SO2 14.12 (µg/m3)
CO 1.09 (mg/m3)
NO2 11.21 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 11:17:59
PM - 2.5 37.93 (µg/m3)
PM - 10 64.06 (µg/m3)
SO2 13.57 (µg/m3)
CO 0.62 (mg/m3)
NO2 6.76 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 11:19:18
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 27.39 (µg/m3)
CO 2.39 (mg/m3)
NO2 44.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 11:20:27
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.3 (µg/m3)
CO 0.03 (mg/m3)
NO2 4.3 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 11:20:36
PM - 2.5 0 (µg/m3)
PM - 10 45.06 (µg/m3)
SO2 13.84 (µg/m3)
CO 1.75 (mg/m3)
NO2 28.45 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 11:15:59
PM - 2.5 3.52 (µg/m3)
PM - 10 (µg/m3)
SO2 9.1 (µg/m3)
CO 0.13 (mg/m3)
NO2 355.53 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 11:20:40
PM - 2.5 15.74 (µg/m3)
PM - 10 17.61 (µg/m3)
SO2 18.79 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.52 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 1,564

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 11:20	23-SEP-2026 05:50	5.85	41.21	0.00	-	0.79	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 11:20	23-SEP-2026 05:50	6.04	39.46	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 11:19	23-SEP-2026 05:49	6.25	37.27	0.00	-	0.78	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	23-SEP-2026 11:19	23-SEP-2026 11:15	41.72	48.65	27.39	44.70	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 11:19	23-SEP-2026 05:49	6.40	35.59	0.00	-	0.79	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 11:18	23-SEP-2026 05:48	6.55	33.74	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 11:18	23-SEP-2026 05:48	6.62	32.32	0.00	-	0.82	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	23-SEP-2026 11:17	23-SEP-2026 11:15	37.93	64.06	13.57	6.76	0.62	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 11:17	23-SEP-2026 05:47	6.62	31.20	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 11:17	23-SEP-2026 05:47	6.61	30.61	0.00	-	0.81	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,564

marquee

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