Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 01:39:14
PM - 2.5 53.17 (µg/m3)
PM - 10 218.86 (µg/m3)
SO2 14.67 (µg/m3)
CO 3.95 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 01:30:05
PM - 2.5 26.83 (µg/m3)
PM - 10 79.87 (µg/m3)
SO2 21.16 (µg/m3)
CO 0.44 (mg/m3)
NO2 20.13 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 01:39:16
PM - 2.5 34 (µg/m3)
PM - 10 69 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.72 (mg/m3)
NO2 13.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 01:39:36
PM - 2.5 54.1 (µg/m3)
PM - 10 113.75 (µg/m3)
SO2 31.99 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 01:30:52
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.31 (µg/m3)
CO 0.00 (mg/m3)
NO2 .2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 01:39:04
PM - 2.5 32 (µg/m3)
PM - 10 63 (µg/m3)
SO2 11.3 (µg/m3)
CO 0.74 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 01:39:32
PM - 2.5 98.23 (µg/m3)
PM - 10 182.47 (µg/m3)
SO2 16.63 (µg/m3)
CO 3.36 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 01:39:39
PM - 2.5 73.28 (µg/m3)
PM - 10 149.5 (µg/m3)
SO2 18.97 (µg/m3)
CO 2.21 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 01:30:51
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
18-04-2026 01:39:36
PM - 2.5 69.57 (µg/m3)
PM - 10 164.1 (µg/m3)
SO2 14.24 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 01:39:21
PM - 2.5 61.04 (µg/m3)
PM - 10 270.91 (µg/m3)
SO2 25.39 (µg/m3)
CO 2.32 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 01:39:14
PM - 2.5 42.04 (µg/m3)
PM - 10 65.62 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.20 (mg/m3)
NO2 1.85 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 01:33:17
PM - 2.5 57.23 (µg/m3)
PM - 10 98.67 (µg/m3)
SO2 27.49 (µg/m3)
CO 3.61 (mg/m3)
NO2 33.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 01:37:03
PM - 2.5 41.5 (µg/m3)
PM - 10 77.57 (µg/m3)
SO2 18.33 (µg/m3)
CO 0.45 (mg/m3)
NO2 8.08 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 01:33:54
PM - 2.5 53.73 (µg/m3)
PM - 10 91.5 (µg/m3)
SO2 10.71 (µg/m3)
CO 0.48 (mg/m3)
NO2 4.61 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 01:31:20
PM - 2.5 37.07 (µg/m3)
PM - 10 54 (µg/m3)
SO2 6.37 (µg/m3)
CO 0.41 (mg/m3)
NO2 16.68 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 01:39:31
PM - 2.5 49 (µg/m3)
PM - 10 86 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.54 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 01:30:08
PM - 2.5 18.4 (µg/m3)
PM - 10 (µg/m3)
SO2 15.19 (µg/m3)
CO 0.14 (mg/m3)
NO2 270 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 01:39:29
PM - 2.5 152.43 (µg/m3)
PM - 10 222 (µg/m3)
SO2 37.21 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 01:39:14
PM - 2.5 53.17 (µg/m3)
PM - 10 218.86 (µg/m3)
SO2 14.67 (µg/m3)
CO 3.95 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 01:30:05
PM - 2.5 26.83 (µg/m3)
PM - 10 79.87 (µg/m3)
SO2 21.16 (µg/m3)
CO 0.44 (mg/m3)
NO2 20.13 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 01:39:16
PM - 2.5 34 (µg/m3)
PM - 10 69 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.72 (mg/m3)
NO2 13.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 01:39:36
PM - 2.5 54.1 (µg/m3)
PM - 10 113.75 (µg/m3)
SO2 31.99 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 01:30:52
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.31 (µg/m3)
CO 0.00 (mg/m3)
NO2 .2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 01:39:04
PM - 2.5 32 (µg/m3)
PM - 10 63 (µg/m3)
SO2 11.3 (µg/m3)
CO 0.74 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 01:39:32
PM - 2.5 98.23 (µg/m3)
PM - 10 182.47 (µg/m3)
SO2 16.63 (µg/m3)
CO 3.36 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 01:39:39
PM - 2.5 73.28 (µg/m3)
PM - 10 149.5 (µg/m3)
SO2 18.97 (µg/m3)
CO 2.21 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 01:30:51
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
18-04-2026 01:39:36
PM - 2.5 69.57 (µg/m3)
PM - 10 164.1 (µg/m3)
SO2 14.24 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 01:39:21
PM - 2.5 61.04 (µg/m3)
PM - 10 270.91 (µg/m3)
SO2 25.39 (µg/m3)
CO 2.32 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 01:39:14
PM - 2.5 42.04 (µg/m3)
PM - 10 65.62 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.20 (mg/m3)
NO2 1.85 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 01:33:17
PM - 2.5 57.23 (µg/m3)
PM - 10 98.67 (µg/m3)
SO2 27.49 (µg/m3)
CO 3.61 (mg/m3)
NO2 33.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 01:37:03
PM - 2.5 41.5 (µg/m3)
PM - 10 77.57 (µg/m3)
SO2 18.33 (µg/m3)
CO 0.45 (mg/m3)
NO2 8.08 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 01:33:54
PM - 2.5 53.73 (µg/m3)
PM - 10 91.5 (µg/m3)
SO2 10.71 (µg/m3)
CO 0.48 (mg/m3)
NO2 4.61 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 01:31:20
PM - 2.5 37.07 (µg/m3)
PM - 10 54 (µg/m3)
SO2 6.37 (µg/m3)
CO 0.41 (mg/m3)
NO2 16.68 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 01:39:31
PM - 2.5 49 (µg/m3)
PM - 10 86 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.54 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 01:30:08
PM - 2.5 18.4 (µg/m3)
PM - 10 (µg/m3)
SO2 15.19 (µg/m3)
CO 0.14 (mg/m3)
NO2 270 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 01:39:29
PM - 2.5 152.43 (µg/m3)
PM - 10 222 (µg/m3)
SO2 37.21 (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 Kanchan OC Coal Mine	60	96.01
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	94.77

1 - 2

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	185.09
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	131.55
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	280.69

1 - 3

CAAQMS Data

1 - 10 of 619

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	18-APR-2026 01:39	17-APR-2026 20:05	73.28	149.50	18.97	-	2.21	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 01:39	17-APR-2026 20:08	98.23	182.47	16.63	-	3.36	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 01:39	17-APR-2026 20:09	61.04	270.91	25.39	-	2.32	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 01:39	17-APR-2026 20:05	73.19	150.20	18.74	-	2.22	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 01:39	17-APR-2026 20:07	97.95	182.61	16.95	-	3.46	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 01:38	17-APR-2026 20:08	61.84	271.92	27.80	-	2.35	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 01:38	17-APR-2026 20:04	73.11	150.70	18.93	-	2.23	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 01:38	17-APR-2026 20:07	97.77	182.83	16.72	-	3.65	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 01:38	17-APR-2026 20:08	62.95	272.74	26.31	-	2.33	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 01:38	17-APR-2026 20:04	72.99	151.20	18.89	-	2.24	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 619

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