Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 01:55:50
PM - 2.5 64.07 (µg/m3)
PM - 10 229.52 (µg/m3)
SO2 9.15 (µg/m3)
CO 6.03 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 01:45:01
PM - 2.5 29.6 (µg/m3)
PM - 10 84.51 (µg/m3)
SO2 24.31 (µg/m3)
CO 0.40 (mg/m3)
NO2 13.76 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 01:56:04
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.99 (mg/m3)
NO2 13.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 01:56:05
PM - 2.5 51.7 (µg/m3)
PM - 10 106.89 (µg/m3)
SO2 11.83 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 01:45:19
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.25 (µg/m3)
CO ##### (mg/m3)
NO2 .2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 01:55:36
PM - 2.5 28 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.9 (µg/m3)
CO 1.07 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 01:56:10
PM - 2.5 22 (µg/m3)
PM - 10 33 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.34 (mg/m3)
NO2 25 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 01:56:00
PM - 2.5 84.76 (µg/m3)
PM - 10 152.25 (µg/m3)
SO2 9.53 (µg/m3)
CO 3.31 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 01:56:07
PM - 2.5 102.1 (µg/m3)
PM - 10 200.8 (µg/m3)
SO2 21.73 (µg/m3)
CO 6.43 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 01:55:50
PM - 2.5 73.21 (µg/m3)
PM - 10 253.95 (µg/m3)
SO2 19.06 (µg/m3)
CO 2.27 (mg/m3)
NO2 .98 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 01:45:51
PM - 2.5 53.73 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 983.99 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 01:56:06
PM - 2.5 101.3 (µg/m3)
PM - 10 255.8 (µg/m3)
SO2 12.12 (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
19-04-2026 01:56:09
PM - 2.5 126.35 (µg/m3)
PM - 10 347.77 (µg/m3)
SO2 30.76 (µg/m3)
CO 2.59 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 01:48:18
PM - 2.5 144.49 (µg/m3)
PM - 10 249.13 (µg/m3)
SO2 85.83 (µg/m3)
CO 5.19 (mg/m3)
NO2 33.63 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 01:45:35
PM - 2.5 65.3 (µg/m3)
PM - 10 152.4 (µg/m3)
SO2 .03 (µg/m3)
CO 0.79 (mg/m3)
NO2 1.88 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 01:52:04
PM - 2.5 43.7 (µg/m3)
PM - 10 83.87 (µg/m3)
SO2 18.6 (µg/m3)
CO 0.49 (mg/m3)
NO2 8.72 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 01:49:00
PM - 2.5 53.23 (µg/m3)
PM - 10 90.72 (µg/m3)
SO2 10.57 (µg/m3)
CO 0.46 (mg/m3)
NO2 4.43 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 01:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 54 (µg/m3)
SO2 0 (µg/m3)
CO 0.47 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 01:55:58
PM - 2.5 28 (µg/m3)
PM - 10 48 (µg/m3)
SO2 10 (µg/m3)
CO 0.34 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 01:45:23
PM - 2.5 28.25 (µg/m3)
PM - 10 (µg/m3)
SO2 24.69 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 01:55:47
PM - 2.5 105.26 (µg/m3)
PM - 10 172.9 (µg/m3)
SO2 132.77 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 01:55:50
PM - 2.5 64.07 (µg/m3)
PM - 10 229.52 (µg/m3)
SO2 9.15 (µg/m3)
CO 6.03 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 01:45:01
PM - 2.5 29.6 (µg/m3)
PM - 10 84.51 (µg/m3)
SO2 24.31 (µg/m3)
CO 0.40 (mg/m3)
NO2 13.76 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 01:56:04
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.99 (mg/m3)
NO2 13.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 01:56:05
PM - 2.5 51.7 (µg/m3)
PM - 10 106.89 (µg/m3)
SO2 11.83 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 01:45:19
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.25 (µg/m3)
CO ##### (mg/m3)
NO2 .2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 01:55:36
PM - 2.5 28 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.9 (µg/m3)
CO 1.07 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 01:56:10
PM - 2.5 22 (µg/m3)
PM - 10 33 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.34 (mg/m3)
NO2 25 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 01:56:00
PM - 2.5 84.76 (µg/m3)
PM - 10 152.25 (µg/m3)
SO2 9.53 (µg/m3)
CO 3.31 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 01:56:07
PM - 2.5 102.1 (µg/m3)
PM - 10 200.8 (µg/m3)
SO2 21.73 (µg/m3)
CO 6.43 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 01:55:50
PM - 2.5 73.21 (µg/m3)
PM - 10 253.95 (µg/m3)
SO2 19.06 (µg/m3)
CO 2.27 (mg/m3)
NO2 .98 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 01:45:51
PM - 2.5 53.73 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 983.99 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 01:56:06
PM - 2.5 101.3 (µg/m3)
PM - 10 255.8 (µg/m3)
SO2 12.12 (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
19-04-2026 01:56:09
PM - 2.5 126.35 (µg/m3)
PM - 10 347.77 (µg/m3)
SO2 30.76 (µg/m3)
CO 2.59 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 01:48:18
PM - 2.5 144.49 (µg/m3)
PM - 10 249.13 (µg/m3)
SO2 85.83 (µg/m3)
CO 5.19 (mg/m3)
NO2 33.63 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 01:45:35
PM - 2.5 65.3 (µg/m3)
PM - 10 152.4 (µg/m3)
SO2 .03 (µg/m3)
CO 0.79 (mg/m3)
NO2 1.88 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 01:52:04
PM - 2.5 43.7 (µg/m3)
PM - 10 83.87 (µg/m3)
SO2 18.6 (µg/m3)
CO 0.49 (mg/m3)
NO2 8.72 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 01:49:00
PM - 2.5 53.23 (µg/m3)
PM - 10 90.72 (µg/m3)
SO2 10.57 (µg/m3)
CO 0.46 (mg/m3)
NO2 4.43 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 01:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 54 (µg/m3)
SO2 0 (µg/m3)
CO 0.47 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 01:55:58
PM - 2.5 28 (µg/m3)
PM - 10 48 (µg/m3)
SO2 10 (µg/m3)
CO 0.34 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 01:45:23
PM - 2.5 28.25 (µg/m3)
PM - 10 (µg/m3)
SO2 24.69 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 01:55:47
PM - 2.5 105.26 (µg/m3)
PM - 10 172.9 (µg/m3)
SO2 132.77 (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)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	65.04
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	101.63
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	107.39
19-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	2,147,483.75

1 - 4

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	152.37
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	180.80
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	241.01

1 - 3

CAAQMS Data

1 - 10 of 716

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	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 01:56	18-APR-2026 20:26	126.35	347.77	30.76	-	2.59	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 01:56	18-APR-2026 20:22	102.10	200.80	21.73	-	6.43	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 01:56	18-APR-2026 20:24	84.76	152.25	9.53	-	3.31	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	19-APR-2026 01:55	18-APR-2026 20:25	126.86	347.77	31.63	-	2.61	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 01:55	18-APR-2026 20:21	102.20	201.40	22.09	-	6.43	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 01:55	18-APR-2026 20:24	84.47	151.80	9.39	-	3.26	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	19-APR-2026 01:55	18-APR-2026 20:25	127.22	347.77	31.76	-	2.65	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 01:55	18-APR-2026 20:21	102.40	202.10	21.75	-	6.43	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 01:55	18-APR-2026 20:23	84.30	151.74	9.49	-	3.23	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	19-APR-2026 01:54	18-APR-2026 20:24	127.90	347.77	29.97	-	2.60	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 716

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