Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 08:45:30
PM - 2.5 48.71 (µg/m3)
PM - 10 90.09 (µg/m3)
SO2 0 (µg/m3)
CO 0.61 (mg/m3)
NO2 13.56 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 08:59:13
PM - 2.5 20 (µg/m3)
PM - 10 38 (µg/m3)
SO2 4.9 (µg/m3)
CO 5.26 (mg/m3)
NO2 18.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 08:59:44
PM - 2.5 85.67 (µg/m3)
PM - 10 280.57 (µg/m3)
SO2 7.95 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 08:45:16
PM - 2.5 2.29 (µg/m3)
PM - 10 (µg/m3)
SO2 5.45 (µg/m3)
CO ##### (mg/m3)
NO2 .13 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 08:59:55
PM - 2.5 7 (µg/m3)
PM - 10 12 (µg/m3)
SO2 7.6 (µg/m3)
CO 0.04 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 08:59:55
PM - 2.5 15 (µg/m3)
PM - 10 29 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.89 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 08:59:35
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.58 (mg/m3)
NO2 20.6 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 08:59:41
PM - 2.5 31.13 (µg/m3)
PM - 10 74.31 (µg/m3)
SO2 20.53 (µg/m3)
CO 0.72 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 08:45:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 08:59:36
PM - 2.5 54.51 (µg/m3)
PM - 10 157.2 (µg/m3)
SO2 12.64 (µg/m3)
CO 0.54 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 08:59:31
PM - 2.5 56.57 (µg/m3)
PM - 10 152.45 (µg/m3)
SO2 26.66 (µg/m3)
CO 2.35 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 08:48:14
PM - 2.5 190.7 (µg/m3)
PM - 10 328.8 (µg/m3)
SO2 60.83 (µg/m3)
CO 4.95 (mg/m3)
NO2 22.96 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 08:45:24
PM - 2.5 181.3 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 1.21 (µg/m3)
CO 1.58 (mg/m3)
NO2 3.83 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 08:52:21
PM - 2.5 59.6 (µg/m3)
PM - 10 103.64 (µg/m3)
SO2 13.69 (µg/m3)
CO 0.48 (mg/m3)
NO2 9.21 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 08:49:20
PM - 2.5 52.9 (µg/m3)
PM - 10 90.23 (µg/m3)
SO2 10.48 (µg/m3)
CO 0.44 (mg/m3)
NO2 4.31 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 08:47:31
PM - 2.5 0 (µg/m3)
PM - 10 80.6 (µg/m3)
SO2 6.88 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.36 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 08:59:36
PM - 2.5 36 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.63 (mg/m3)
NO2 3.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 08:45:15
PM - 2.5 16 (µg/m3)
PM - 10 (µg/m3)
SO2 12.75 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 08:59:39
PM - 2.5 42.33 (µg/m3)
PM - 10 56.94 (µg/m3)
SO2 15.79 (µg/m3)
CO ##### (mg/m3)
NO2 20.15 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 08:45:30
PM - 2.5 48.71 (µg/m3)
PM - 10 90.09 (µg/m3)
SO2 0 (µg/m3)
CO 0.61 (mg/m3)
NO2 13.56 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 08:59:13
PM - 2.5 20 (µg/m3)
PM - 10 38 (µg/m3)
SO2 4.9 (µg/m3)
CO 5.26 (mg/m3)
NO2 18.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 08:59:44
PM - 2.5 85.67 (µg/m3)
PM - 10 280.57 (µg/m3)
SO2 7.95 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 08:45:16
PM - 2.5 2.29 (µg/m3)
PM - 10 (µg/m3)
SO2 5.45 (µg/m3)
CO ##### (mg/m3)
NO2 .13 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 08:59:55
PM - 2.5 7 (µg/m3)
PM - 10 12 (µg/m3)
SO2 7.6 (µg/m3)
CO 0.04 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 08:59:55
PM - 2.5 15 (µg/m3)
PM - 10 29 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.89 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 08:59:35
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.58 (mg/m3)
NO2 20.6 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 08:59:41
PM - 2.5 31.13 (µg/m3)
PM - 10 74.31 (µg/m3)
SO2 20.53 (µg/m3)
CO 0.72 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 08:45:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 08:59:36
PM - 2.5 54.51 (µg/m3)
PM - 10 157.2 (µg/m3)
SO2 12.64 (µg/m3)
CO 0.54 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 08:59:31
PM - 2.5 56.57 (µg/m3)
PM - 10 152.45 (µg/m3)
SO2 26.66 (µg/m3)
CO 2.35 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 08:48:14
PM - 2.5 190.7 (µg/m3)
PM - 10 328.8 (µg/m3)
SO2 60.83 (µg/m3)
CO 4.95 (mg/m3)
NO2 22.96 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 08:45:24
PM - 2.5 181.3 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 1.21 (µg/m3)
CO 1.58 (mg/m3)
NO2 3.83 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 08:52:21
PM - 2.5 59.6 (µg/m3)
PM - 10 103.64 (µg/m3)
SO2 13.69 (µg/m3)
CO 0.48 (mg/m3)
NO2 9.21 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 08:49:20
PM - 2.5 52.9 (µg/m3)
PM - 10 90.23 (µg/m3)
SO2 10.48 (µg/m3)
CO 0.44 (mg/m3)
NO2 4.31 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 08:47:31
PM - 2.5 0 (µg/m3)
PM - 10 80.6 (µg/m3)
SO2 6.88 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.36 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 08:59:36
PM - 2.5 36 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.63 (mg/m3)
NO2 3.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 08:45:15
PM - 2.5 16 (µg/m3)
PM - 10 (µg/m3)
SO2 12.75 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 08:59:39
PM - 2.5 42.33 (µg/m3)
PM - 10 56.94 (µg/m3)
SO2 15.79 (µg/m3)
CO ##### (mg/m3)
NO2 20.15 (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)
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	113.05

1 - 1

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
12-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	114.83
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	232.92

1 - 2

CAAQMS Data

1 - 10 of 2,272

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	12-APR-2026 08:59	12-APR-2026 03:26	31.13	74.31	20.53	-	0.72	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	12-APR-2026 08:59	12-APR-2026 03:29	56.57	152.45	26.66	-	2.35	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 08:59	12-APR-2026 03:25	31.47	74.72	21.01	-	0.72	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	12-APR-2026 08:59	12-APR-2026 03:29	56.64	152.45	27.71	-	2.35	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 08:58	12-APR-2026 03:25	31.77	75.01	20.61	-	0.73	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	12-APR-2026 08:58	12-APR-2026 03:28	57.02	152.45	25.53	-	2.33	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 08:58	12-APR-2026 03:24	32.09	75.43	20.73	-	0.72	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	12-APR-2026 08:57	12-APR-2026 03:27	57.31	152.45	29.60	-	2.35	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 08:57	12-APR-2026 03:24	32.42	75.87	20.40	-	0.72	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	12-APR-2026 08:57	12-APR-2026 03:27	57.61	152.45	29.36	-	2.32	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,272

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