Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
23-09-2026 15:47:57
PM - 2.5 13.74 (µg/m3)
PM - 10 31.9 (µg/m3)
SO2 20.4 (µg/m3)
CO 1.21 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 15:46:09
PM - 2.5 5.72 (µg/m3)
PM - 10 24.41 (µg/m3)
SO2 21.48 (µg/m3)
CO 0.46 (mg/m3)
NO2 2.61 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 15:47:59
PM - 2.5 1.67 (µg/m3)
PM - 10 33.46 (µg/m3)
SO2 11.45 (µg/m3)
CO 1.03 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 15:45:04
PM - 2.5 16.5 (µg/m3)
PM - 10 27.92 (µg/m3)
SO2 15.16 (µg/m3)
CO 0.35 (mg/m3)
NO2 1.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 15:48:07
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.98 (mg/m3)
NO2 42.6 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 15:47:25
PM - 2.5 491 (µg/m3)
PM - 10 913 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.69 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 15:47:58
PM - 2.5 8 (µg/m3)
PM - 10 15 (µg/m3)
SO2 11.1 (µg/m3)
CO 0.23 (mg/m3)
NO2 16.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 15:47:43
PM - 2.5 1 (µg/m3)
PM - 10 3 (µg/m3)
SO2 5.8 (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 15:47:55
PM - 2.5 5.46 (µg/m3)
PM - 10 13.18 (µg/m3)
SO2 0 (µg/m3)
CO 0.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 15:45:35
PM - 2.5 286.09 (µg/m3)
PM - 10 (µg/m3)
SO2 2.16 (µg/m3)
CO ##### (mg/m3)
NO2 33.25 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 15:44:44
PM - 2.5 29.63 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 4.24 (µg/m3)
CO 7.71 (mg/m3)
NO2 3.05 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 15:47:52
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 14.09 (µg/m3)
CO 1.45 (mg/m3)
NO2 1.69 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 15:36:07
PM - 2.5 34 (µg/m3)
PM - 10 58.63 (µg/m3)
SO2 7.17 (µg/m3)
CO 1.07 (mg/m3)
NO2 29.13 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 15:45:19
PM - 2.5 53.8 (µg/m3)
PM - 10 62.1 (µg/m3)
SO2 0 (µg/m3)
CO 0.46 (mg/m3)
NO2 .79 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 15:40:59
PM - 2.5 21.4 (µg/m3)
PM - 10 42.37 (µg/m3)
SO2 12.77 (µg/m3)
CO 0.50 (mg/m3)
NO2 7.58 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 15:48:01
PM - 2.5 36.08 (µg/m3)
PM - 10 62.23 (µg/m3)
SO2 13.07 (µg/m3)
CO 0.53 (mg/m3)
NO2 6.1 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 15:48:00
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.6 (µg/m3)
CO 0.00 (mg/m3)
NO2 8.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 15:45:53
PM - 2.5 3.24 (µg/m3)
PM - 10 (µg/m3)
SO2 8.73 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 15:47:57
PM - 2.5 0 (µg/m3)
PM - 10 2.39 (µg/m3)
SO2 21.44 (µg/m3)
CO 0.54 (mg/m3)
NO2 36.57 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
23-09-2026 15:47:57
PM - 2.5 13.74 (µg/m3)
PM - 10 31.9 (µg/m3)
SO2 20.4 (µg/m3)
CO 1.21 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 15:46:09
PM - 2.5 5.72 (µg/m3)
PM - 10 24.41 (µg/m3)
SO2 21.48 (µg/m3)
CO 0.46 (mg/m3)
NO2 2.61 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 15:47:59
PM - 2.5 1.67 (µg/m3)
PM - 10 33.46 (µg/m3)
SO2 11.45 (µg/m3)
CO 1.03 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 15:45:04
PM - 2.5 16.5 (µg/m3)
PM - 10 27.92 (µg/m3)
SO2 15.16 (µg/m3)
CO 0.35 (mg/m3)
NO2 1.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 15:48:07
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.98 (mg/m3)
NO2 42.6 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 15:47:25
PM - 2.5 491 (µg/m3)
PM - 10 913 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.69 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 15:47:58
PM - 2.5 8 (µg/m3)
PM - 10 15 (µg/m3)
SO2 11.1 (µg/m3)
CO 0.23 (mg/m3)
NO2 16.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 15:47:43
PM - 2.5 1 (µg/m3)
PM - 10 3 (µg/m3)
SO2 5.8 (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 15:47:55
PM - 2.5 5.46 (µg/m3)
PM - 10 13.18 (µg/m3)
SO2 0 (µg/m3)
CO 0.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 15:45:35
PM - 2.5 286.09 (µg/m3)
PM - 10 (µg/m3)
SO2 2.16 (µg/m3)
CO ##### (mg/m3)
NO2 33.25 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 15:44:44
PM - 2.5 29.63 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 4.24 (µg/m3)
CO 7.71 (mg/m3)
NO2 3.05 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 15:47:52
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 14.09 (µg/m3)
CO 1.45 (mg/m3)
NO2 1.69 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 15:36:07
PM - 2.5 34 (µg/m3)
PM - 10 58.63 (µg/m3)
SO2 7.17 (µg/m3)
CO 1.07 (mg/m3)
NO2 29.13 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 15:45:19
PM - 2.5 53.8 (µg/m3)
PM - 10 62.1 (µg/m3)
SO2 0 (µg/m3)
CO 0.46 (mg/m3)
NO2 .79 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 15:40:59
PM - 2.5 21.4 (µg/m3)
PM - 10 42.37 (µg/m3)
SO2 12.77 (µg/m3)
CO 0.50 (mg/m3)
NO2 7.58 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 15:48:01
PM - 2.5 36.08 (µg/m3)
PM - 10 62.23 (µg/m3)
SO2 13.07 (µg/m3)
CO 0.53 (mg/m3)
NO2 6.1 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 15:48:00
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.6 (µg/m3)
CO 0.00 (mg/m3)
NO2 8.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 15:45:53
PM - 2.5 3.24 (µg/m3)
PM - 10 (µg/m3)
SO2 8.73 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 15:47:57
PM - 2.5 0 (µg/m3)
PM - 10 2.39 (µg/m3)
SO2 21.44 (µg/m3)
CO 0.54 (mg/m3)
NO2 36.57 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 2,174

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_DIPKA	SECL_DIPKA	23-SEP-2026 15:48	23-SEP-2026 15:45	36.08	62.23	13.07	6.10	0.53	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 15:47	23-SEP-2026 10:17	5.46	13.18	0.00	-	0.77	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 15:47	23-SEP-2026 10:17	5.61	13.70	0.00	-	0.75	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 15:46	23-SEP-2026 10:16	5.73	14.06	0.00	-	0.78	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 15:46	23-SEP-2026 10:16	6.48	15.40	0.00	-	0.76	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	23-SEP-2026 15:45	23-SEP-2026 10:15	3.24	-	8.73	0.00	0.00	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	23-SEP-2026 15:45	23-SEP-2026 10:15	6.95	15.98	0.00	-	0.77	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 15:45	23-SEP-2026 10:15	7.41	16.49	0.00	-	0.76	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 15:44	23-SEP-2026 10:14	7.69	16.95	0.00	-	0.78	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 15:44	23-SEP-2026 10:14	7.96	17.30	0.00	-	0.76	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,174

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