Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
22-09-2026 12:46:08
PM - 2.5 2.27 (µg/m3)
PM - 10 25.86 (µg/m3)
SO2 22.65 (µg/m3)
CO 0.06 (mg/m3)
NO2 .16 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
22-09-2026 12:48:05
PM - 2.5 12.97 (µg/m3)
PM - 10 39.88 (µg/m3)
SO2 11.5 (µg/m3)
CO 1.07 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 12:43:41
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 2.68 (µg/m3)
CO 0.11 (mg/m3)
NO2 6.75 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
22-09-2026 12:45:24
PM - 2.5 17.71 (µg/m3)
PM - 10 29.25 (µg/m3)
SO2 9.72 (µg/m3)
CO 0.24 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
22-09-2026 12:48:03
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.6 (µg/m3)
CO 1.18 (mg/m3)
NO2 42.9 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
22-09-2026 12:45:09
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.16 (µg/m3)
CO ##### (mg/m3)
NO2 .27 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
22-09-2026 12:47:27
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.75 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
22-09-2026 12:48:08
PM - 2.5 1 (µg/m3)
PM - 10 2 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.22 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
22-09-2026 12:47:41
PM - 2.5 4.12 (µg/m3)
PM - 10 51.13 (µg/m3)
SO2 5.64 (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 12:47:37
PM - 2.5 6.37 (µg/m3)
PM - 10 23.17 (µg/m3)
SO2 0 (µg/m3)
CO 0.71 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
22-09-2026 12:45:55
PM - 2.5 18.35 (µg/m3)
PM - 10 (µg/m3)
SO2 15.53 (µg/m3)
CO ##### (mg/m3)
NO2 1.12 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
22-09-2026 12:47:41
PM - 2.5 50.52 (µg/m3)
PM - 10 38.04 (µg/m3)
SO2 4.64 (µg/m3)
CO ##### (mg/m3)
NO2 5.57 (µg/m3)
Western Coalfields Limited
Mathani UG
22-09-2026 12:48:00
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.63 (µg/m3)
CO 1.34 (mg/m3)
NO2 2.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
22-09-2026 12:45:20
PM - 2.5 59.1 (µg/m3)
PM - 10 102.6 (µg/m3)
SO2 0 (µg/m3)
CO 0.65 (mg/m3)
NO2 1.02 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 12:40:57
PM - 2.5 16.3 (µg/m3)
PM - 10 32.71 (µg/m3)
SO2 12.43 (µg/m3)
CO 0.35 (mg/m3)
NO2 6.65 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
22-09-2026 12:47:54
PM - 2.5 36.42 (µg/m3)
PM - 10 62.57 (µg/m3)
SO2 13.16 (µg/m3)
CO 0.55 (mg/m3)
NO2 6.22 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
22-09-2026 12:34:13
PM - 2.5 28.47 (µg/m3)
PM - 10 68.45 (µg/m3)
SO2 30.03 (µg/m3)
CO 1.42 (mg/m3)
NO2 45.85 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
22-09-2026 12:47:58
PM - 2.5 4 (µg/m3)
PM - 10 6 (µg/m3)
SO2 8.3 (µg/m3)
CO 0.02 (mg/m3)
NO2 3.8 (µg/m3)
Western Coalfields Limited
Silewara UG
22-09-2026 12:47:49
PM - 2.5 0 (µg/m3)
PM - 10 51.79 (µg/m3)
SO2 12.63 (µg/m3)
CO 1.66 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
22-09-2026 12:45:23
PM - 2.5 10.41 (µg/m3)
PM - 10 (µg/m3)
SO2 28.38 (µg/m3)
CO 0.49 (mg/m3)
NO2 59.75 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
22-09-2026 12:46:08
PM - 2.5 2.27 (µg/m3)
PM - 10 25.86 (µg/m3)
SO2 22.65 (µg/m3)
CO 0.06 (mg/m3)
NO2 .16 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
22-09-2026 12:48:05
PM - 2.5 12.97 (µg/m3)
PM - 10 39.88 (µg/m3)
SO2 11.5 (µg/m3)
CO 1.07 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 12:43:41
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 2.68 (µg/m3)
CO 0.11 (mg/m3)
NO2 6.75 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
22-09-2026 12:45:24
PM - 2.5 17.71 (µg/m3)
PM - 10 29.25 (µg/m3)
SO2 9.72 (µg/m3)
CO 0.24 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
22-09-2026 12:48:03
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.6 (µg/m3)
CO 1.18 (mg/m3)
NO2 42.9 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
22-09-2026 12:45:09
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.16 (µg/m3)
CO ##### (mg/m3)
NO2 .27 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
22-09-2026 12:47:27
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.75 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
22-09-2026 12:48:08
PM - 2.5 1 (µg/m3)
PM - 10 2 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.22 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
22-09-2026 12:47:41
PM - 2.5 4.12 (µg/m3)
PM - 10 51.13 (µg/m3)
SO2 5.64 (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 12:47:37
PM - 2.5 6.37 (µg/m3)
PM - 10 23.17 (µg/m3)
SO2 0 (µg/m3)
CO 0.71 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
22-09-2026 12:45:55
PM - 2.5 18.35 (µg/m3)
PM - 10 (µg/m3)
SO2 15.53 (µg/m3)
CO ##### (mg/m3)
NO2 1.12 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
22-09-2026 12:47:41
PM - 2.5 50.52 (µg/m3)
PM - 10 38.04 (µg/m3)
SO2 4.64 (µg/m3)
CO ##### (mg/m3)
NO2 5.57 (µg/m3)
Western Coalfields Limited
Mathani UG
22-09-2026 12:48:00
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.63 (µg/m3)
CO 1.34 (mg/m3)
NO2 2.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
22-09-2026 12:45:20
PM - 2.5 59.1 (µg/m3)
PM - 10 102.6 (µg/m3)
SO2 0 (µg/m3)
CO 0.65 (mg/m3)
NO2 1.02 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 12:40:57
PM - 2.5 16.3 (µg/m3)
PM - 10 32.71 (µg/m3)
SO2 12.43 (µg/m3)
CO 0.35 (mg/m3)
NO2 6.65 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
22-09-2026 12:47:54
PM - 2.5 36.42 (µg/m3)
PM - 10 62.57 (µg/m3)
SO2 13.16 (µg/m3)
CO 0.55 (mg/m3)
NO2 6.22 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
22-09-2026 12:34:13
PM - 2.5 28.47 (µg/m3)
PM - 10 68.45 (µg/m3)
SO2 30.03 (µg/m3)
CO 1.42 (mg/m3)
NO2 45.85 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
22-09-2026 12:47:58
PM - 2.5 4 (µg/m3)
PM - 10 6 (µg/m3)
SO2 8.3 (µg/m3)
CO 0.02 (mg/m3)
NO2 3.8 (µg/m3)
Western Coalfields Limited
Silewara UG
22-09-2026 12:47:49
PM - 2.5 0 (µg/m3)
PM - 10 51.79 (µg/m3)
SO2 12.63 (µg/m3)
CO 1.66 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
22-09-2026 12:45:23
PM - 2.5 10.41 (µg/m3)
PM - 10 (µg/m3)
SO2 28.38 (µg/m3)
CO 0.49 (mg/m3)
NO2 59.75 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 1,730

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	22-SEP-2026 12:48	22-SEP-2026 07:18	6.84	23.02	0.00	-	0.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	22-SEP-2026 12:47	22-SEP-2026 12:45	36.42	62.57	13.16	6.22	0.55	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 12:47	22-SEP-2026 07:17	6.37	23.17	0.00	-	0.71	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 12:47	22-SEP-2026 07:17	6.14	23.15	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 12:46	22-SEP-2026 07:16	5.91	23.13	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 12:46	22-SEP-2026 07:16	5.78	23.17	0.00	-	0.69	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 12:45	22-SEP-2026 07:15	5.65	23.23	0.00	-	0.70	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	22-SEP-2026 12:45	22-SEP-2026 07:14	10.41	-	28.38	59.75	0.49	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	22-SEP-2026 12:45	22-SEP-2026 07:15	5.45	23.27	0.00	-	0.69	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 12:44	22-SEP-2026 07:14	5.46	23.45	0.00	-	0.70	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,730

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