Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
11-04-2026 12:49:31
PM - 2.5 26.95 (µg/m3)
PM - 10 136.8 (µg/m3)
SO2 5.04 (µg/m3)
CO 1.10 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
11-04-2026 12:46:18
PM - 2.5 23.37 (µg/m3)
PM - 10 65.13 (µg/m3)
SO2 7.43 (µg/m3)
CO 0.04 (mg/m3)
NO2 1.99 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
11-04-2026 12:49:32
PM - 2.5 11 (µg/m3)
PM - 10 19 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.00 (mg/m3)
NO2 19.7 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
11-04-2026 12:49:48
PM - 2.5 11.81 (µg/m3)
PM - 10 69.81 (µg/m3)
SO2 7.16 (µg/m3)
CO 0.26 (mg/m3)
NO2 41.69 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
11-04-2026 12:45:16
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.28 (µg/m3)
CO ##### (mg/m3)
NO2 .76 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
11-04-2026 12:49:23
PM - 2.5 33 (µg/m3)
PM - 10 58 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.01 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
11-04-2026 12:49:35
PM - 2.5 16 (µg/m3)
PM - 10 25 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.28 (mg/m3)
NO2 20.3 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
11-04-2026 12:49:51
PM - 2.5 36.16 (µg/m3)
PM - 10 85.05 (µg/m3)
SO2 21.81 (µg/m3)
CO 0.50 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
11-04-2026 12:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.37 (mg/m3)
NO2 34.88 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
11-04-2026 12:49:34
PM - 2.5 18.04 (µg/m3)
PM - 10 143.7 (µg/m3)
SO2 1 (µg/m3)
CO 0.49 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
11-04-2026 12:49:49
PM - 2.5 5.9 (µg/m3)
PM - 10 32.81 (µg/m3)
SO2 18.34 (µg/m3)
CO 1.56 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
11-04-2026 12:49:52
PM - 2.5 24.96 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.11 (mg/m3)
NO2 1.74 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
11-04-2026 12:45:44
PM - 2.5 16 (µg/m3)
PM - 10 62.8 (µg/m3)
SO2 .2 (µg/m3)
CO 0.28 (mg/m3)
NO2 1.21 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
11-04-2026 12:36:59
PM - 2.5 47.6 (µg/m3)
PM - 10 72.29 (µg/m3)
SO2 12.73 (µg/m3)
CO 0.32 (mg/m3)
NO2 6.46 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
11-04-2026 12:49:15
PM - 2.5 57.23 (µg/m3)
PM - 10 96.87 (µg/m3)
SO2 11.65 (µg/m3)
CO 0.64 (mg/m3)
NO2 5.87 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
11-04-2026 12:47:31
PM - 2.5 0 (µg/m3)
PM - 10 29.4 (µg/m3)
SO2 6.95 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.33 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
11-04-2026 12:49:39
PM - 2.5 9 (µg/m3)
PM - 10 15 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.07 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
11-04-2026 12:45:11
PM - 2.5 8.38 (µg/m3)
PM - 10 (µg/m3)
SO2 5.03 (µg/m3)
CO 1.62 (mg/m3)
NO2 53.64 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
11-04-2026 12:49:48
PM - 2.5 7.56 (µg/m3)
PM - 10 35.72 (µg/m3)
SO2 10.67 (µg/m3)
CO ##### (mg/m3)
NO2 39.04 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
11-04-2026 12:49:31
PM - 2.5 26.95 (µg/m3)
PM - 10 136.8 (µg/m3)
SO2 5.04 (µg/m3)
CO 1.10 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
11-04-2026 12:46:18
PM - 2.5 23.37 (µg/m3)
PM - 10 65.13 (µg/m3)
SO2 7.43 (µg/m3)
CO 0.04 (mg/m3)
NO2 1.99 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
11-04-2026 12:49:32
PM - 2.5 11 (µg/m3)
PM - 10 19 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.00 (mg/m3)
NO2 19.7 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
11-04-2026 12:49:48
PM - 2.5 11.81 (µg/m3)
PM - 10 69.81 (µg/m3)
SO2 7.16 (µg/m3)
CO 0.26 (mg/m3)
NO2 41.69 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
11-04-2026 12:45:16
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.28 (µg/m3)
CO ##### (mg/m3)
NO2 .76 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
11-04-2026 12:49:23
PM - 2.5 33 (µg/m3)
PM - 10 58 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.01 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
11-04-2026 12:49:35
PM - 2.5 16 (µg/m3)
PM - 10 25 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.28 (mg/m3)
NO2 20.3 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
11-04-2026 12:49:51
PM - 2.5 36.16 (µg/m3)
PM - 10 85.05 (µg/m3)
SO2 21.81 (µg/m3)
CO 0.50 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
11-04-2026 12:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.37 (mg/m3)
NO2 34.88 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
11-04-2026 12:49:34
PM - 2.5 18.04 (µg/m3)
PM - 10 143.7 (µg/m3)
SO2 1 (µg/m3)
CO 0.49 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
11-04-2026 12:49:49
PM - 2.5 5.9 (µg/m3)
PM - 10 32.81 (µg/m3)
SO2 18.34 (µg/m3)
CO 1.56 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
11-04-2026 12:49:52
PM - 2.5 24.96 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.11 (mg/m3)
NO2 1.74 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
11-04-2026 12:45:44
PM - 2.5 16 (µg/m3)
PM - 10 62.8 (µg/m3)
SO2 .2 (µg/m3)
CO 0.28 (mg/m3)
NO2 1.21 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
11-04-2026 12:36:59
PM - 2.5 47.6 (µg/m3)
PM - 10 72.29 (µg/m3)
SO2 12.73 (µg/m3)
CO 0.32 (mg/m3)
NO2 6.46 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
11-04-2026 12:49:15
PM - 2.5 57.23 (µg/m3)
PM - 10 96.87 (µg/m3)
SO2 11.65 (µg/m3)
CO 0.64 (mg/m3)
NO2 5.87 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
11-04-2026 12:47:31
PM - 2.5 0 (µg/m3)
PM - 10 29.4 (µg/m3)
SO2 6.95 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.33 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
11-04-2026 12:49:39
PM - 2.5 9 (µg/m3)
PM - 10 15 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.07 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
11-04-2026 12:45:11
PM - 2.5 8.38 (µg/m3)
PM - 10 (µg/m3)
SO2 5.03 (µg/m3)
CO 1.62 (mg/m3)
NO2 53.64 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
11-04-2026 12:49:48
PM - 2.5 7.56 (µg/m3)
PM - 10 35.72 (µg/m3)
SO2 10.67 (µg/m3)
CO ##### (mg/m3)
NO2 39.04 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
11-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	130.89
11-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	110.80

1 - 2

CAAQMS Data

1 - 10 of 3,800

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	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 12:49	11-APR-2026 07:16	36.16	85.05	21.81	-	0.50	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	11-APR-2026 12:49	11-APR-2026 07:19	5.90	32.81	18.34	-	1.56	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	11-APR-2026 12:49	11-APR-2026 07:19	6.44	32.73	18.64	-	1.58	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 12:49	11-APR-2026 07:15	36.40	85.08	21.74	-	0.49	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	11-APR-2026 12:49	11-APR-2026 12:45	57.23	96.87	11.65	5.87	0.64	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	11-APR-2026 12:48	11-APR-2026 07:18	7.33	32.49	18.02	-	1.61	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 12:48	11-APR-2026 07:15	36.54	85.15	21.95	-	0.50	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	11-APR-2026 12:48	11-APR-2026 07:18	7.78	32.34	19.31	-	1.61	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 12:48	11-APR-2026 07:14	36.60	85.08	22.08	-	0.51	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 12:48	11-APR-2026 07:14	36.58	85.08	22.03	-	0.52	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,800

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