Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
16-04-2026 13:17:59
PM - 2.5 23.14 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.25 (µg/m3)
CO 0.95 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
16-04-2026 13:16:23
PM - 2.5 18.11 (µg/m3)
PM - 10 74.6 (µg/m3)
SO2 18.14 (µg/m3)
CO 0.67 (mg/m3)
NO2 1.85 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
16-04-2026 13:17:47
PM - 2.5 12.24 (µg/m3)
PM - 10 39.75 (µg/m3)
SO2 9.42 (µg/m3)
CO 6.47 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
16-04-2026 13:15:35
PM - 2.5 18.64 (µg/m3)
PM - 10 55.54 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 4.93 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
16-04-2026 13:17:45
PM - 2.5 31 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.16 (mg/m3)
NO2 16.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
16-04-2026 13:15:04
PM - 2.5 2.29 (µg/m3)
PM - 10 (µg/m3)
SO2 5.5 (µg/m3)
CO ##### (mg/m3)
NO2 .65 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
16-04-2026 13:17:57
PM - 2.5 8 (µg/m3)
PM - 10 16 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.67 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
16-04-2026 13:11:36
PM - 2.5 30 (µg/m3)
PM - 10 44 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.27 (mg/m3)
NO2 23.1 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
16-04-2026 13:17:45
PM - 2.5 51.63 (µg/m3)
PM - 10 125.26 (µg/m3)
SO2 13.13 (µg/m3)
CO 0.67 (mg/m3)
NO2 2.78 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
16-04-2026 13:17:58
PM - 2.5 10.64 (µg/m3)
PM - 10 0 (µg/m3)
SO2 18.5 (µg/m3)
CO 0.87 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
16-04-2026 13:15:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 2.15 (mg/m3)
NO2 20.8 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
16-04-2026 13:17:36
PM - 2.5 57.7 (µg/m3)
PM - 10 167.1 (µg/m3)
SO2 4.61 (µg/m3)
CO 0.50 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
16-04-2026 13:17:57
PM - 2.5 18.95 (µg/m3)
PM - 10 53.01 (µg/m3)
SO2 21.88 (µg/m3)
CO 1.61 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
16-04-2026 13:17:35
PM - 2.5 25.66 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.89 (µg/m3)
CO 0.18 (mg/m3)
NO2 1.81 (µg/m3)
Northern Coalfields Limited
NCL_CETI
16-04-2026 13:03:17
PM - 2.5 67.62 (µg/m3)
PM - 10 116.58 (µg/m3)
SO2 33.89 (µg/m3)
CO 3.10 (mg/m3)
NO2 22.55 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
16-04-2026 13:15:50
PM - 2.5 41.4 (µg/m3)
PM - 10 120.7 (µg/m3)
SO2 .23 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.44 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
16-04-2026 13:07:02
PM - 2.5 31.2 (µg/m3)
PM - 10 53.16 (µg/m3)
SO2 16.25 (µg/m3)
CO 0.30 (mg/m3)
NO2 5.5 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
16-04-2026 13:04:45
PM - 2.5 56.61 (µg/m3)
PM - 10 95.91 (µg/m3)
SO2 11.48 (µg/m3)
CO 0.61 (mg/m3)
NO2 5.64 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
16-04-2026 13:17:09
PM - 2.5 15.67 (µg/m3)
PM - 10 37.8 (µg/m3)
SO2 6.3 (µg/m3)
CO 0.21 (mg/m3)
NO2 13.77 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
16-04-2026 13:15:01
PM - 2.5 15.92 (µg/m3)
PM - 10 (µg/m3)
SO2 13.01 (µg/m3)
CO 0.59 (mg/m3)
NO2 338.53 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
16-04-2026 13:18:04
PM - 2.5 29.02 (µg/m3)
PM - 10 61.52 (µg/m3)
SO2 38.8 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
16-04-2026 13:17:59
PM - 2.5 23.14 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.25 (µg/m3)
CO 0.95 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
16-04-2026 13:16:23
PM - 2.5 18.11 (µg/m3)
PM - 10 74.6 (µg/m3)
SO2 18.14 (µg/m3)
CO 0.67 (mg/m3)
NO2 1.85 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
16-04-2026 13:17:47
PM - 2.5 12.24 (µg/m3)
PM - 10 39.75 (µg/m3)
SO2 9.42 (µg/m3)
CO 6.47 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
16-04-2026 13:15:35
PM - 2.5 18.64 (µg/m3)
PM - 10 55.54 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 4.93 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
16-04-2026 13:17:45
PM - 2.5 31 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.16 (mg/m3)
NO2 16.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
16-04-2026 13:15:04
PM - 2.5 2.29 (µg/m3)
PM - 10 (µg/m3)
SO2 5.5 (µg/m3)
CO ##### (mg/m3)
NO2 .65 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
16-04-2026 13:17:57
PM - 2.5 8 (µg/m3)
PM - 10 16 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.67 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
16-04-2026 13:11:36
PM - 2.5 30 (µg/m3)
PM - 10 44 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.27 (mg/m3)
NO2 23.1 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
16-04-2026 13:17:45
PM - 2.5 51.63 (µg/m3)
PM - 10 125.26 (µg/m3)
SO2 13.13 (µg/m3)
CO 0.67 (mg/m3)
NO2 2.78 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
16-04-2026 13:17:58
PM - 2.5 10.64 (µg/m3)
PM - 10 0 (µg/m3)
SO2 18.5 (µg/m3)
CO 0.87 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
16-04-2026 13:15:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 2.15 (mg/m3)
NO2 20.8 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
16-04-2026 13:17:36
PM - 2.5 57.7 (µg/m3)
PM - 10 167.1 (µg/m3)
SO2 4.61 (µg/m3)
CO 0.50 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
16-04-2026 13:17:57
PM - 2.5 18.95 (µg/m3)
PM - 10 53.01 (µg/m3)
SO2 21.88 (µg/m3)
CO 1.61 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
16-04-2026 13:17:35
PM - 2.5 25.66 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.89 (µg/m3)
CO 0.18 (mg/m3)
NO2 1.81 (µg/m3)
Northern Coalfields Limited
NCL_CETI
16-04-2026 13:03:17
PM - 2.5 67.62 (µg/m3)
PM - 10 116.58 (µg/m3)
SO2 33.89 (µg/m3)
CO 3.10 (mg/m3)
NO2 22.55 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
16-04-2026 13:15:50
PM - 2.5 41.4 (µg/m3)
PM - 10 120.7 (µg/m3)
SO2 .23 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.44 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
16-04-2026 13:07:02
PM - 2.5 31.2 (µg/m3)
PM - 10 53.16 (µg/m3)
SO2 16.25 (µg/m3)
CO 0.30 (mg/m3)
NO2 5.5 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
16-04-2026 13:04:45
PM - 2.5 56.61 (µg/m3)
PM - 10 95.91 (µg/m3)
SO2 11.48 (µg/m3)
CO 0.61 (mg/m3)
NO2 5.64 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
16-04-2026 13:17:09
PM - 2.5 15.67 (µg/m3)
PM - 10 37.8 (µg/m3)
SO2 6.3 (µg/m3)
CO 0.21 (mg/m3)
NO2 13.77 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
16-04-2026 13:15:01
PM - 2.5 15.92 (µg/m3)
PM - 10 (µg/m3)
SO2 13.01 (µg/m3)
CO 0.59 (mg/m3)
NO2 338.53 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
16-04-2026 13:18:04
PM - 2.5 29.02 (µg/m3)
PM - 10 61.52 (µg/m3)
SO2 38.8 (µg/m3)
CO ##### (mg/m3)
NO2 0 (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)
16-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	93.15
16-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	61.65

1 - 2

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
16-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	199.91
16-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	142.93

1 - 2

CAAQMS Data

1 - 10 of 3,224

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	16-APR-2026 13:17	16-APR-2026 07:44	10.64	0.00	18.50	-	0.87	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	16-APR-2026 13:17	16-APR-2026 07:47	18.95	53.01	21.88	-	1.61	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	16-APR-2026 13:17	16-APR-2026 07:43	10.71	0.00	18.41	-	0.86	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	16-APR-2026 13:17	16-APR-2026 07:47	19.84	53.40	21.70	-	1.59	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	16-APR-2026 13:17	16-APR-2026 13:15	15.67	37.80	6.30	13.77	0.21	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	16-APR-2026 13:16	16-APR-2026 07:43	10.68	0.00	18.77	-	0.86	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	16-APR-2026 13:16	16-APR-2026 07:46	20.33	53.75	20.84	-	1.58	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	16-APR-2026 13:16	16-APR-2026 07:42	10.60	0.00	19.38	-	0.86	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	16-APR-2026 13:16	16-APR-2026 07:46	20.67	54.17	21.86	-	1.59	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	16-APR-2026 13:15	16-APR-2026 07:42	10.46	0.00	19.69	-	0.88	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,224

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