Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
22-09-2026 12:16:07
PM - 2.5 6.54 (µg/m3)
PM - 10 25.86 (µg/m3)
SO2 20.57 (µg/m3)
CO 0.13 (mg/m3)
NO2 .43 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
22-09-2026 12:19:04
PM - 2.5 34.97 (µg/m3)
PM - 10 32.25 (µg/m3)
SO2 11.44 (µg/m3)
CO 1.07 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 12:15:46
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 1.73 (µg/m3)
CO 0.07 (mg/m3)
NO2 14.01 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
22-09-2026 12:15:34
PM - 2.5 17.71 (µg/m3)
PM - 10 29.25 (µg/m3)
SO2 8.29 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.85 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
22-09-2026 12:19:33
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.6 (µg/m3)
CO 1.44 (mg/m3)
NO2 43.3 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
22-09-2026 12:15:30
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.16 (µg/m3)
CO ##### (mg/m3)
NO2 .22 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
22-09-2026 12:18:55
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.74 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
22-09-2026 12:19:07
PM - 2.5 1 (µg/m3)
PM - 10 3 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.23 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
22-09-2026 12:19:09
PM - 2.5 3.24 (µg/m3)
PM - 10 50.2 (µg/m3)
SO2 4.96 (µg/m3)
CO 0.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
22-09-2026 12:19:10
PM - 2.5 0 (µg/m3)
PM - 10 6.65 (µg/m3)
SO2 0 (µg/m3)
CO 0.68 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
22-09-2026 12:15:17
PM - 2.5 20.34 (µg/m3)
PM - 10 (µg/m3)
SO2 16.49 (µg/m3)
CO ##### (mg/m3)
NO2 2.07 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
22-09-2026 12:19:13
PM - 2.5 62.22 (µg/m3)
PM - 10 42.89 (µg/m3)
SO2 4.49 (µg/m3)
CO ##### (mg/m3)
NO2 4.6 (µg/m3)
Western Coalfields Limited
Mathani UG
22-09-2026 12:19:31
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.09 (µg/m3)
CO 1.58 (mg/m3)
NO2 1.66 (µg/m3)
Western Coalfields Limited
Mungoli Oc of Wani Area, WCL
22-09-2026 12:15:01
PM - 2.5 6.21 (µg/m3)
PM - 10 65.15 (µg/m3)
SO2 2.02 (µg/m3)
CO (mg/m3)
NO2 -9.31 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
22-09-2026 12:15:42
PM - 2.5 63.8 (µg/m3)
PM - 10 119 (µg/m3)
SO2 0 (µg/m3)
CO 0.69 (mg/m3)
NO2 1.05 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 12:10:57
PM - 2.5 19.1 (µg/m3)
PM - 10 38.01 (µg/m3)
SO2 12.62 (µg/m3)
CO 0.44 (mg/m3)
NO2 7.16 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
22-09-2026 12:17:54
PM - 2.5 35.24 (µg/m3)
PM - 10 61.39 (µg/m3)
SO2 12.85 (µg/m3)
CO 0.49 (mg/m3)
NO2 5.79 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
22-09-2026 12:19:13
PM - 2.5 28.47 (µg/m3)
PM - 10 68.45 (µg/m3)
SO2 30.7 (µg/m3)
CO 1.42 (mg/m3)
NO2 45.58 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
22-09-2026 12:19:28
PM - 2.5 4 (µg/m3)
PM - 10 6 (µg/m3)
SO2 8.2 (µg/m3)
CO 0.05 (mg/m3)
NO2 3.6 (µg/m3)
Western Coalfields Limited
Silewara UG
22-09-2026 12:19:20
PM - 2.5 0 (µg/m3)
PM - 10 24.72 (µg/m3)
SO2 13.79 (µg/m3)
CO 1.59 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
22-09-2026 12:15:43
PM - 2.5 4.43 (µg/m3)
PM - 10 (µg/m3)
SO2 23.98 (µg/m3)
CO 0.44 (mg/m3)
NO2 117.12 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
22-09-2026 12:16:07
PM - 2.5 6.54 (µg/m3)
PM - 10 25.86 (µg/m3)
SO2 20.57 (µg/m3)
CO 0.13 (mg/m3)
NO2 .43 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
22-09-2026 12:19:04
PM - 2.5 34.97 (µg/m3)
PM - 10 32.25 (µg/m3)
SO2 11.44 (µg/m3)
CO 1.07 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 12:15:46
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 1.73 (µg/m3)
CO 0.07 (mg/m3)
NO2 14.01 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
22-09-2026 12:15:34
PM - 2.5 17.71 (µg/m3)
PM - 10 29.25 (µg/m3)
SO2 8.29 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.85 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
22-09-2026 12:19:33
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.6 (µg/m3)
CO 1.44 (mg/m3)
NO2 43.3 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
22-09-2026 12:15:30
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.16 (µg/m3)
CO ##### (mg/m3)
NO2 .22 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
22-09-2026 12:18:55
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.74 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
22-09-2026 12:19:07
PM - 2.5 1 (µg/m3)
PM - 10 3 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.23 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
22-09-2026 12:19:09
PM - 2.5 3.24 (µg/m3)
PM - 10 50.2 (µg/m3)
SO2 4.96 (µg/m3)
CO 0.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
22-09-2026 12:19:10
PM - 2.5 0 (µg/m3)
PM - 10 6.65 (µg/m3)
SO2 0 (µg/m3)
CO 0.68 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
22-09-2026 12:15:17
PM - 2.5 20.34 (µg/m3)
PM - 10 (µg/m3)
SO2 16.49 (µg/m3)
CO ##### (mg/m3)
NO2 2.07 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
22-09-2026 12:19:13
PM - 2.5 62.22 (µg/m3)
PM - 10 42.89 (µg/m3)
SO2 4.49 (µg/m3)
CO ##### (mg/m3)
NO2 4.6 (µg/m3)
Western Coalfields Limited
Mathani UG
22-09-2026 12:19:31
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.09 (µg/m3)
CO 1.58 (mg/m3)
NO2 1.66 (µg/m3)
Western Coalfields Limited
Mungoli Oc of Wani Area, WCL
22-09-2026 12:15:01
PM - 2.5 6.21 (µg/m3)
PM - 10 65.15 (µg/m3)
SO2 2.02 (µg/m3)
CO (mg/m3)
NO2 -9.31 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
22-09-2026 12:15:42
PM - 2.5 63.8 (µg/m3)
PM - 10 119 (µg/m3)
SO2 0 (µg/m3)
CO 0.69 (mg/m3)
NO2 1.05 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 12:10:57
PM - 2.5 19.1 (µg/m3)
PM - 10 38.01 (µg/m3)
SO2 12.62 (µg/m3)
CO 0.44 (mg/m3)
NO2 7.16 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
22-09-2026 12:17:54
PM - 2.5 35.24 (µg/m3)
PM - 10 61.39 (µg/m3)
SO2 12.85 (µg/m3)
CO 0.49 (mg/m3)
NO2 5.79 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
22-09-2026 12:19:13
PM - 2.5 28.47 (µg/m3)
PM - 10 68.45 (µg/m3)
SO2 30.7 (µg/m3)
CO 1.42 (mg/m3)
NO2 45.58 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
22-09-2026 12:19:28
PM - 2.5 4 (µg/m3)
PM - 10 6 (µg/m3)
SO2 8.2 (µg/m3)
CO 0.05 (mg/m3)
NO2 3.6 (µg/m3)
Western Coalfields Limited
Silewara UG
22-09-2026 12:19:20
PM - 2.5 0 (µg/m3)
PM - 10 24.72 (µg/m3)
SO2 13.79 (µg/m3)
CO 1.59 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
22-09-2026 12:15:43
PM - 2.5 4.43 (µg/m3)
PM - 10 (µg/m3)
SO2 23.98 (µg/m3)
CO 0.44 (mg/m3)
NO2 117.12 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 1,665

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	22-SEP-2026 12:19	22-SEP-2026 12:15	28.47	68.45	30.70	45.58	1.42	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	22-SEP-2026 12:19	22-SEP-2026 06:49	0.00	6.65	0.00	-	0.68	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	22-SEP-2026 12:18	22-SEP-2026 06:48	0.00	6.46	0.00	-	0.70	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	22-SEP-2026 12:18	22-SEP-2026 06:48	0.00	6.10	0.00	-	0.68	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	22-SEP-2026 12:17	22-SEP-2026 12:15	35.24	61.39	12.85	5.79	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	22-SEP-2026 12:17	22-SEP-2026 06:47	0.00	5.88	0.00	-	0.68	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	22-SEP-2026 12:17	22-SEP-2026 06:47	0.00	5.80	0.00	-	0.67	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	22-SEP-2026 12:16	22-SEP-2026 06:46	0.00	5.71	0.00	-	0.68	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	22-SEP-2026 12:16	22-SEP-2026 06:46	0.00	5.73	0.00	-	0.68	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	22-SEP-2026 12:15	22-SEP-2026 06:44	4.43	-	23.98	117.12	0.44	site_5592	Swan Environ

1 - 10 of 1,665

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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