Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
20-09-2026 13:16:05
PM - 2.5 12.06 (µg/m3)
PM - 10 26.72 (µg/m3)
SO2 30.51 (µg/m3)
CO 0.23 (mg/m3)
NO2 .78 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
20-09-2026 13:20:36
PM - 2.5 4.82 (µg/m3)
PM - 10 28.92 (µg/m3)
SO2 11.86 (µg/m3)
CO 1.14 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
20-09-2026 13:13:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.76 (µg/m3)
CO 0.29 (mg/m3)
NO2 10.51 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
20-09-2026 13:14:59
PM - 2.5 12.25 (µg/m3)
PM - 10 18.33 (µg/m3)
SO2 13.73 (µg/m3)
CO 0.19 (mg/m3)
NO2 1.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
20-09-2026 13:20:18
PM - 2.5 13 (µg/m3)
PM - 10 26 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.08 (mg/m3)
NO2 43.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
20-09-2026 13:15:56
PM - 2.5 15.47 (µg/m3)
PM - 10 (µg/m3)
SO2 .76 (µg/m3)
CO ##### (mg/m3)
NO2 984.58 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
20-09-2026 13:20:14
PM - 2.5 4 (µg/m3)
PM - 10 5 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.73 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
20-09-2026 13:20:10
PM - 2.5 14 (µg/m3)
PM - 10 27 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.25 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
20-09-2026 13:20:32
PM - 2.5 0 (µg/m3)
PM - 10 9.41 (µg/m3)
SO2 15.76 (µg/m3)
CO 1.38 (mg/m3)
NO2 1.57 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
20-09-2026 13:20:15
PM - 2.5 30.39 (µg/m3)
PM - 10 45.09 (µg/m3)
SO2 36.13 (µg/m3)
CO 1.94 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
20-09-2026 13:15:50
PM - 2.5 37.1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 .52 (µg/m3)
CO 0.48 (mg/m3)
NO2 1.72 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
20-09-2026 13:10:31
PM - 2.5 21.5 (µg/m3)
PM - 10 42.85 (µg/m3)
SO2 11.08 (µg/m3)
CO 0.40 (mg/m3)
NO2 5.4 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
20-09-2026 13:18:42
PM - 2.5 29.96 (µg/m3)
PM - 10 56.14 (µg/m3)
SO2 11.42 (µg/m3)
CO 0.26 (mg/m3)
NO2 3.89 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
20-09-2026 13:19:09
PM - 2.5 44.66 (µg/m3)
PM - 10 64.92 (µg/m3)
SO2 28.17 (µg/m3)
CO 2.16 (mg/m3)
NO2 43.2 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
20-09-2026 13:20:29
PM - 2.5 19 (µg/m3)
PM - 10 33 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.05 (mg/m3)
NO2 8.5 (µg/m3)
Western Coalfields Limited
Silewara UG
20-09-2026 13:20:26
PM - 2.5 0 (µg/m3)
PM - 10 58.08 (µg/m3)
SO2 14.26 (µg/m3)
CO 1.53 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
20-09-2026 13:15:40
PM - 2.5 3.54 (µg/m3)
PM - 10 (µg/m3)
SO2 15.75 (µg/m3)
CO 0.72 (mg/m3)
NO2 72.25 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
20-09-2026 13:20:13
PM - 2.5 26.61 (µg/m3)
PM - 10 26.27 (µg/m3)
SO2 20.92 (µg/m3)
CO 0.68 (mg/m3)
NO2 5.81 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
20-09-2026 13:15:50
PM - 2.5 .97 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 .18 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
20-09-2026 13:16:05
PM - 2.5 12.06 (µg/m3)
PM - 10 26.72 (µg/m3)
SO2 30.51 (µg/m3)
CO 0.23 (mg/m3)
NO2 .78 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
20-09-2026 13:20:36
PM - 2.5 4.82 (µg/m3)
PM - 10 28.92 (µg/m3)
SO2 11.86 (µg/m3)
CO 1.14 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
20-09-2026 13:13:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.76 (µg/m3)
CO 0.29 (mg/m3)
NO2 10.51 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
20-09-2026 13:14:59
PM - 2.5 12.25 (µg/m3)
PM - 10 18.33 (µg/m3)
SO2 13.73 (µg/m3)
CO 0.19 (mg/m3)
NO2 1.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
20-09-2026 13:20:18
PM - 2.5 13 (µg/m3)
PM - 10 26 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.08 (mg/m3)
NO2 43.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
20-09-2026 13:15:56
PM - 2.5 15.47 (µg/m3)
PM - 10 (µg/m3)
SO2 .76 (µg/m3)
CO ##### (mg/m3)
NO2 984.58 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
20-09-2026 13:20:14
PM - 2.5 4 (µg/m3)
PM - 10 5 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.73 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
20-09-2026 13:20:10
PM - 2.5 14 (µg/m3)
PM - 10 27 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.25 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
20-09-2026 13:20:32
PM - 2.5 0 (µg/m3)
PM - 10 9.41 (µg/m3)
SO2 15.76 (µg/m3)
CO 1.38 (mg/m3)
NO2 1.57 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
20-09-2026 13:20:15
PM - 2.5 30.39 (µg/m3)
PM - 10 45.09 (µg/m3)
SO2 36.13 (µg/m3)
CO 1.94 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
20-09-2026 13:15:50
PM - 2.5 37.1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 .52 (µg/m3)
CO 0.48 (mg/m3)
NO2 1.72 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
20-09-2026 13:10:31
PM - 2.5 21.5 (µg/m3)
PM - 10 42.85 (µg/m3)
SO2 11.08 (µg/m3)
CO 0.40 (mg/m3)
NO2 5.4 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
20-09-2026 13:18:42
PM - 2.5 29.96 (µg/m3)
PM - 10 56.14 (µg/m3)
SO2 11.42 (µg/m3)
CO 0.26 (mg/m3)
NO2 3.89 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
20-09-2026 13:19:09
PM - 2.5 44.66 (µg/m3)
PM - 10 64.92 (µg/m3)
SO2 28.17 (µg/m3)
CO 2.16 (mg/m3)
NO2 43.2 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
20-09-2026 13:20:29
PM - 2.5 19 (µg/m3)
PM - 10 33 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.05 (mg/m3)
NO2 8.5 (µg/m3)
Western Coalfields Limited
Silewara UG
20-09-2026 13:20:26
PM - 2.5 0 (µg/m3)
PM - 10 58.08 (µg/m3)
SO2 14.26 (µg/m3)
CO 1.53 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
20-09-2026 13:15:40
PM - 2.5 3.54 (µg/m3)
PM - 10 (µg/m3)
SO2 15.75 (µg/m3)
CO 0.72 (mg/m3)
NO2 72.25 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
20-09-2026 13:20:13
PM - 2.5 26.61 (µg/m3)
PM - 10 26.27 (µg/m3)
SO2 20.92 (µg/m3)
CO 0.68 (mg/m3)
NO2 5.81 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
20-09-2026 13:15:50
PM - 2.5 .97 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 .18 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 1,843

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	20-SEP-2026 13:20	20-SEP-2026 07:50	30.39	45.09	36.13	-	1.94	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	20-SEP-2026 13:19	20-SEP-2026 07:49	30.50	44.96	36.66	-	1.94	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	20-SEP-2026 13:19	20-SEP-2026 07:49	30.74	44.85	42.74	-	1.94	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	20-SEP-2026 13:19	20-SEP-2026 13:15	44.66	64.92	28.17	43.20	2.16	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	20-SEP-2026 13:18	20-SEP-2026 07:48	31.25	44.82	33.21	-	1.95	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	20-SEP-2026 13:18	20-SEP-2026 13:15	29.96	56.14	11.42	3.89	0.26	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	20-SEP-2026 13:18	20-SEP-2026 07:48	31.75	44.77	42.56	-	1.97	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	20-SEP-2026 13:17	20-SEP-2026 07:47	32.23	44.74	39.45	-	1.96	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	20-SEP-2026 13:17	20-SEP-2026 07:47	32.65	44.85	46.99	-	1.96	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	20-SEP-2026 13:16	20-SEP-2026 07:46	33.27	45.04	41.05	-	1.94	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,843

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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