Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 21:35:18
PM - 2.5 23.49 (µg/m3)
PM - 10 119.96 (µg/m3)
SO2 11.28 (µg/m3)
CO 4.68 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 21:30:57
PM - 2.5 24.88 (µg/m3)
PM - 10 65.25 (µg/m3)
SO2 35.18 (µg/m3)
CO 0.25 (mg/m3)
NO2 24.65 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 21:35:02
PM - 2.5 54 (µg/m3)
PM - 10 108 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.44 (mg/m3)
NO2 11.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 21:35:28
PM - 2.5 64.62 (µg/m3)
PM - 10 151.8 (µg/m3)
SO2 14.44 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 21:30:27
PM - 2.5 2.37 (µg/m3)
PM - 10 (µg/m3)
SO2 5.5 (µg/m3)
CO (mg/m3)
NO2 .38 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 21:35:17
PM - 2.5 23 (µg/m3)
PM - 10 110 (µg/m3)
SO2 10 (µg/m3)
CO 0.70 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 21:34:31
PM - 2.5 30 (µg/m3)
PM - 10 46 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.36 (mg/m3)
NO2 24.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 21:35:24
PM - 2.5 60.6 (µg/m3)
PM - 10 290.89 (µg/m3)
SO2 12.56 (µg/m3)
CO 3.71 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 21:35:02
PM - 2.5 33.53 (µg/m3)
PM - 10 175.2 (µg/m3)
SO2 18.82 (µg/m3)
CO 1.76 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 21:35:15
PM - 2.5 55.96 (µg/m3)
PM - 10 114.24 (µg/m3)
SO2 17.72 (µg/m3)
CO 2.09 (mg/m3)
NO2 .75 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 21:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.80 (mg/m3)
NO2 182.55 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 21:35:06
PM - 2.5 135.7 (µg/m3)
PM - 10 626.6 (µg/m3)
SO2 30.29 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 21:35:16
PM - 2.5 356.24 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 31.18 (µg/m3)
CO 3.95 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 21:33:19
PM - 2.5 71.73 (µg/m3)
PM - 10 123.67 (µg/m3)
SO2 25.77 (µg/m3)
CO 3.28 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 21:30:43
PM - 2.5 63.8 (µg/m3)
PM - 10 144.2 (µg/m3)
SO2 0 (µg/m3)
CO 0.77 (mg/m3)
NO2 1.55 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 21:22:04
PM - 2.5 36.8 (µg/m3)
PM - 10 63.66 (µg/m3)
SO2 17.75 (µg/m3)
CO 0.36 (mg/m3)
NO2 6.65 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 21:33:59
PM - 2.5 50.74 (µg/m3)
PM - 10 86.92 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.54 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 21:31:21
PM - 2.5 (µg/m3)
PM - 10 59.54 (µg/m3)
SO2 0 (µg/m3)
CO 0.52 (mg/m3)
NO2 16.64 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 21:35:28
PM - 2.5 35 (µg/m3)
PM - 10 62 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.49 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 21:30:09
PM - 2.5 38.98 (µg/m3)
PM - 10 (µg/m3)
SO2 35.38 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 21:35:16
PM - 2.5 88.44 (µg/m3)
PM - 10 100.99 (µg/m3)
SO2 18.98 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 21:35:18
PM - 2.5 23.49 (µg/m3)
PM - 10 119.96 (µg/m3)
SO2 11.28 (µg/m3)
CO 4.68 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 21:30:57
PM - 2.5 24.88 (µg/m3)
PM - 10 65.25 (µg/m3)
SO2 35.18 (µg/m3)
CO 0.25 (mg/m3)
NO2 24.65 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 21:35:02
PM - 2.5 54 (µg/m3)
PM - 10 108 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.44 (mg/m3)
NO2 11.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 21:35:28
PM - 2.5 64.62 (µg/m3)
PM - 10 151.8 (µg/m3)
SO2 14.44 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 21:30:27
PM - 2.5 2.37 (µg/m3)
PM - 10 (µg/m3)
SO2 5.5 (µg/m3)
CO (mg/m3)
NO2 .38 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 21:35:17
PM - 2.5 23 (µg/m3)
PM - 10 110 (µg/m3)
SO2 10 (µg/m3)
CO 0.70 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 21:34:31
PM - 2.5 30 (µg/m3)
PM - 10 46 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.36 (mg/m3)
NO2 24.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 21:35:24
PM - 2.5 60.6 (µg/m3)
PM - 10 290.89 (µg/m3)
SO2 12.56 (µg/m3)
CO 3.71 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 21:35:02
PM - 2.5 33.53 (µg/m3)
PM - 10 175.2 (µg/m3)
SO2 18.82 (µg/m3)
CO 1.76 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 21:35:15
PM - 2.5 55.96 (µg/m3)
PM - 10 114.24 (µg/m3)
SO2 17.72 (µg/m3)
CO 2.09 (mg/m3)
NO2 .75 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 21:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.80 (mg/m3)
NO2 182.55 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 21:35:06
PM - 2.5 135.7 (µg/m3)
PM - 10 626.6 (µg/m3)
SO2 30.29 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 21:35:16
PM - 2.5 356.24 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 31.18 (µg/m3)
CO 3.95 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 21:33:19
PM - 2.5 71.73 (µg/m3)
PM - 10 123.67 (µg/m3)
SO2 25.77 (µg/m3)
CO 3.28 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 21:30:43
PM - 2.5 63.8 (µg/m3)
PM - 10 144.2 (µg/m3)
SO2 0 (µg/m3)
CO 0.77 (mg/m3)
NO2 1.55 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 21:22:04
PM - 2.5 36.8 (µg/m3)
PM - 10 63.66 (µg/m3)
SO2 17.75 (µg/m3)
CO 0.36 (mg/m3)
NO2 6.65 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 21:33:59
PM - 2.5 50.74 (µg/m3)
PM - 10 86.92 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.54 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 21:31:21
PM - 2.5 (µg/m3)
PM - 10 59.54 (µg/m3)
SO2 0 (µg/m3)
CO 0.52 (mg/m3)
NO2 16.64 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 21:35:28
PM - 2.5 35 (µg/m3)
PM - 10 62 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.49 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 21:30:09
PM - 2.5 38.98 (µg/m3)
PM - 10 (µg/m3)
SO2 35.38 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 21:35:16
PM - 2.5 88.44 (µg/m3)
PM - 10 100.99 (µg/m3)
SO2 18.98 (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)
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	78.75

1 - 1

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	173.53
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	116.60
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	198.37

1 - 3

CAAQMS Data

1 - 10 of 7,465

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	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 21:35	18-APR-2026 16:03	60.60	290.89	12.56	-	3.71	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 21:35	18-APR-2026 16:05	356.24	1,000.00	31.18	-	3.95	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 21:35	18-APR-2026 16:01	33.53	175.20	18.82	-	1.76	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 21:34	18-APR-2026 16:03	60.71	292.79	12.40	-	3.68	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 21:34	18-APR-2026 16:04	355.75	1,000.00	28.64	-	3.99	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 21:34	18-APR-2026 16:00	33.60	176.20	18.74	-	1.75	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 21:34	18-APR-2026 16:02	60.85	295.00	12.57	-	3.66	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 21:34	18-APR-2026 16:04	355.34	1,000.00	30.68	-	4.02	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 21:34	18-APR-2026 16:00	33.72	177.40	18.92	-	1.73	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	18-APR-2026 21:33	18-APR-2026 21:30	50.74	86.92	9.90	3.54	0.35	site_1931	Envea India Pvt Ltd

1 - 10 of 7,465

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