Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
22-09-2026 17:01:08
PM - 2.5 14.7 (µg/m3)
PM - 10 25.07 (µg/m3)
SO2 17.66 (µg/m3)
CO 0.27 (mg/m3)
NO2 .94 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
22-09-2026 17:03:00
PM - 2.5 6.04 (µg/m3)
PM - 10 15.47 (µg/m3)
SO2 10.61 (µg/m3)
CO 1.08 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 16:58:40
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 10.36 (µg/m3)
CO 0.45 (mg/m3)
NO2 11.55 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
22-09-2026 17:00:44
PM - 2.5 18.29 (µg/m3)
PM - 10 26.32 (µg/m3)
SO2 13.16 (µg/m3)
CO 0.41 (mg/m3)
NO2 2.88 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
22-09-2026 17:03:08
PM - 2.5 6 (µg/m3)
PM - 10 23 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.29 (mg/m3)
NO2 6.4 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
22-09-2026 17:03:13
PM - 2.5 14 (µg/m3)
PM - 10 25 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.71 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
22-09-2026 17:03:21
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 16.6 (µg/m3)
CO 0.35 (mg/m3)
NO2 15.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
22-09-2026 17:03:15
PM - 2.5 7 (µg/m3)
PM - 10 14 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.25 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
22-09-2026 17:03:08
PM - 2.5 15.26 (µg/m3)
PM - 10 34.19 (µg/m3)
SO2 6.97 (µg/m3)
CO 0.17 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
22-09-2026 17:03:11
PM - 2.5 5.92 (µg/m3)
PM - 10 6.76 (µg/m3)
SO2 0 (µg/m3)
CO 0.73 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
22-09-2026 17:03:18
PM - 2.5 20.39 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.43 (µg/m3)
CO ##### (mg/m3)
NO2 5.52 (µg/m3)
Northern Coalfields Limited
NCL_CETI
22-09-2026 16:53:15
PM - 2.5 42.43 (µg/m3)
PM - 10 73.15 (µg/m3)
SO2 7.02 (µg/m3)
CO 1.34 (mg/m3)
NO2 39.05 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
22-09-2026 17:00:30
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.80 (mg/m3)
NO2 1.35 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 16:55:57
PM - 2.5 18.2 (µg/m3)
PM - 10 36.47 (µg/m3)
SO2 12.56 (µg/m3)
CO 0.41 (mg/m3)
NO2 7.01 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
22-09-2026 17:02:55
PM - 2.5 30.31 (µg/m3)
PM - 10 56.49 (µg/m3)
SO2 11.52 (µg/m3)
CO 0.27 (mg/m3)
NO2 4.02 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
22-09-2026 16:49:13
PM - 2.5 3062.95 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 23.88 (µg/m3)
CO 2.39 (mg/m3)
NO2 45.91 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
22-09-2026 17:02:57
PM - 2.5 1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.05 (mg/m3)
NO2 9.5 (µg/m3)
Western Coalfields Limited
Silewara UG
22-09-2026 17:03:14
PM - 2.5 0 (µg/m3)
PM - 10 47.21 (µg/m3)
SO2 12.91 (µg/m3)
CO 1.70 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
22-09-2026 17:00:27
PM - 2.5 3.95 (µg/m3)
PM - 10 (µg/m3)
SO2 11.61 (µg/m3)
CO 0.69 (mg/m3)
NO2 307.8 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
22-09-2026 17:01:08
PM - 2.5 14.7 (µg/m3)
PM - 10 25.07 (µg/m3)
SO2 17.66 (µg/m3)
CO 0.27 (mg/m3)
NO2 .94 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
22-09-2026 17:03:00
PM - 2.5 6.04 (µg/m3)
PM - 10 15.47 (µg/m3)
SO2 10.61 (µg/m3)
CO 1.08 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 16:58:40
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 10.36 (µg/m3)
CO 0.45 (mg/m3)
NO2 11.55 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
22-09-2026 17:00:44
PM - 2.5 18.29 (µg/m3)
PM - 10 26.32 (µg/m3)
SO2 13.16 (µg/m3)
CO 0.41 (mg/m3)
NO2 2.88 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
22-09-2026 17:03:08
PM - 2.5 6 (µg/m3)
PM - 10 23 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.29 (mg/m3)
NO2 6.4 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
22-09-2026 17:03:13
PM - 2.5 14 (µg/m3)
PM - 10 25 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.71 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
22-09-2026 17:03:21
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 16.6 (µg/m3)
CO 0.35 (mg/m3)
NO2 15.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
22-09-2026 17:03:15
PM - 2.5 7 (µg/m3)
PM - 10 14 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.25 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
22-09-2026 17:03:08
PM - 2.5 15.26 (µg/m3)
PM - 10 34.19 (µg/m3)
SO2 6.97 (µg/m3)
CO 0.17 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
22-09-2026 17:03:11
PM - 2.5 5.92 (µg/m3)
PM - 10 6.76 (µg/m3)
SO2 0 (µg/m3)
CO 0.73 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
22-09-2026 17:03:18
PM - 2.5 20.39 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.43 (µg/m3)
CO ##### (mg/m3)
NO2 5.52 (µg/m3)
Northern Coalfields Limited
NCL_CETI
22-09-2026 16:53:15
PM - 2.5 42.43 (µg/m3)
PM - 10 73.15 (µg/m3)
SO2 7.02 (µg/m3)
CO 1.34 (mg/m3)
NO2 39.05 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
22-09-2026 17:00:30
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.80 (mg/m3)
NO2 1.35 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 16:55:57
PM - 2.5 18.2 (µg/m3)
PM - 10 36.47 (µg/m3)
SO2 12.56 (µg/m3)
CO 0.41 (mg/m3)
NO2 7.01 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
22-09-2026 17:02:55
PM - 2.5 30.31 (µg/m3)
PM - 10 56.49 (µg/m3)
SO2 11.52 (µg/m3)
CO 0.27 (mg/m3)
NO2 4.02 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
22-09-2026 16:49:13
PM - 2.5 3062.95 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 23.88 (µg/m3)
CO 2.39 (mg/m3)
NO2 45.91 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
22-09-2026 17:02:57
PM - 2.5 1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.05 (mg/m3)
NO2 9.5 (µg/m3)
Western Coalfields Limited
Silewara UG
22-09-2026 17:03:14
PM - 2.5 0 (µg/m3)
PM - 10 47.21 (µg/m3)
SO2 12.91 (µg/m3)
CO 1.70 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
22-09-2026 17:00:27
PM - 2.5 3.95 (µg/m3)
PM - 10 (µg/m3)
SO2 11.61 (µg/m3)
CO 0.69 (mg/m3)
NO2 307.8 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 2.5 (µg/m3)
22-SEP-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	74.04

1 - 1

No record found

CAAQMS Data

1 - 10 of 2,302

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 17:03	22-SEP-2026 11:33	5.92	6.76	0.00	-	0.73	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	22-SEP-2026 17:02	22-SEP-2026 17:00	30.31	56.49	11.52	4.02	0.27	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 17:02	22-SEP-2026 11:32	6.05	6.40	0.00	-	0.73	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 17:02	22-SEP-2026 11:32	6.13	5.79	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	22-SEP-2026 17:01	22-SEP-2026 11:31	6.30	5.06	0.00	-	0.74	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 17:01	22-SEP-2026 11:31	6.59	4.54	0.00	-	0.73	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 17:00	22-SEP-2026 11:30	6.93	3.93	0.00	-	0.72	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	22-SEP-2026 17:00	22-SEP-2026 11:29	3.95	-	11.61	307.80	0.69	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 16:59	22-SEP-2026 11:29	7.51	3.12	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	22-SEP-2026 16:59	22-SEP-2026 11:29	7.65	3.07	0.00	-	0.76	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,302

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