Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 19:27:16
PM - 2.5 81.96 (µg/m3)
PM - 10 276.33 (µg/m3)
SO2 9.88 (µg/m3)
CO 6.45 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 19:15:52
PM - 2.5 26.17 (µg/m3)
PM - 10 76.4 (µg/m3)
SO2 37.47 (µg/m3)
CO 0.06 (mg/m3)
NO2 22.59 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 19:26:45
PM - 2.5 55 (µg/m3)
PM - 10 110 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.52 (mg/m3)
NO2 12.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 19:26:58
PM - 2.5 64.62 (µg/m3)
PM - 10 95.56 (µg/m3)
SO2 12.54 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 19:15:07
PM - 2.5 2.46 (µg/m3)
PM - 10 (µg/m3)
SO2 5.71 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 19:27:01
PM - 2.5 50 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.48 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 19:27:15
PM - 2.5 33 (µg/m3)
PM - 10 49 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.34 (mg/m3)
NO2 23.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 19:26:53
PM - 2.5 40.94 (µg/m3)
PM - 10 114.81 (µg/m3)
SO2 13.21 (µg/m3)
CO 3.30 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 19:27:00
PM - 2.5 0 (µg/m3)
PM - 10 178.8 (µg/m3)
SO2 18.77 (µg/m3)
CO 1.35 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 19:27:14
PM - 2.5 82.75 (µg/m3)
PM - 10 755.49 (µg/m3)
SO2 18.34 (µg/m3)
CO 2.28 (mg/m3)
NO2 21.76 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 19:15:51
PM - 2.5 .01 (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 19:27:06
PM - 2.5 209 (µg/m3)
PM - 10 789.8 (µg/m3)
SO2 31.99 (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 19:27:03
PM - 2.5 176.25 (µg/m3)
PM - 10 603.14 (µg/m3)
SO2 27.09 (µg/m3)
CO 2.02 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 19:18:19
PM - 2.5 93.18 (µg/m3)
PM - 10 160.65 (µg/m3)
SO2 0 (µg/m3)
CO 4.33 (mg/m3)
NO2 33.69 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 19:15:23
PM - 2.5 35 (µg/m3)
PM - 10 269 (µg/m3)
SO2 0 (µg/m3)
CO 0.44 (mg/m3)
NO2 1.41 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 19:22:04
PM - 2.5 50 (µg/m3)
PM - 10 102.32 (µg/m3)
SO2 19.37 (µg/m3)
CO 0.61 (mg/m3)
NO2 10.6 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 19:18:58
PM - 2.5 51.39 (µg/m3)
PM - 10 87.91 (µg/m3)
SO2 10.08 (µg/m3)
CO 0.38 (mg/m3)
NO2 3.77 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 19:16:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 58.7 (µg/m3)
SO2 6.16 (µg/m3)
CO 0.51 (mg/m3)
NO2 16.82 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 19:27:07
PM - 2.5 42 (µg/m3)
PM - 10 75 (µg/m3)
SO2 10 (µg/m3)
CO 0.50 (mg/m3)
NO2 10.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 19:15:43
PM - 2.5 40.42 (µg/m3)
PM - 10 (µg/m3)
SO2 37.18 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 19:27:14
PM - 2.5 79.45 (µg/m3)
PM - 10 169.24 (µg/m3)
SO2 17.56 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 19:27:16
PM - 2.5 81.96 (µg/m3)
PM - 10 276.33 (µg/m3)
SO2 9.88 (µg/m3)
CO 6.45 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 19:15:52
PM - 2.5 26.17 (µg/m3)
PM - 10 76.4 (µg/m3)
SO2 37.47 (µg/m3)
CO 0.06 (mg/m3)
NO2 22.59 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 19:26:45
PM - 2.5 55 (µg/m3)
PM - 10 110 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.52 (mg/m3)
NO2 12.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 19:26:58
PM - 2.5 64.62 (µg/m3)
PM - 10 95.56 (µg/m3)
SO2 12.54 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 19:15:07
PM - 2.5 2.46 (µg/m3)
PM - 10 (µg/m3)
SO2 5.71 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 19:27:01
PM - 2.5 50 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.48 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 19:27:15
PM - 2.5 33 (µg/m3)
PM - 10 49 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.34 (mg/m3)
NO2 23.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 19:26:53
PM - 2.5 40.94 (µg/m3)
PM - 10 114.81 (µg/m3)
SO2 13.21 (µg/m3)
CO 3.30 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 19:27:00
PM - 2.5 0 (µg/m3)
PM - 10 178.8 (µg/m3)
SO2 18.77 (µg/m3)
CO 1.35 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 19:27:14
PM - 2.5 82.75 (µg/m3)
PM - 10 755.49 (µg/m3)
SO2 18.34 (µg/m3)
CO 2.28 (mg/m3)
NO2 21.76 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 19:15:51
PM - 2.5 .01 (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 19:27:06
PM - 2.5 209 (µg/m3)
PM - 10 789.8 (µg/m3)
SO2 31.99 (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 19:27:03
PM - 2.5 176.25 (µg/m3)
PM - 10 603.14 (µg/m3)
SO2 27.09 (µg/m3)
CO 2.02 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 19:18:19
PM - 2.5 93.18 (µg/m3)
PM - 10 160.65 (µg/m3)
SO2 0 (µg/m3)
CO 4.33 (mg/m3)
NO2 33.69 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 19:15:23
PM - 2.5 35 (µg/m3)
PM - 10 269 (µg/m3)
SO2 0 (µg/m3)
CO 0.44 (mg/m3)
NO2 1.41 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 19:22:04
PM - 2.5 50 (µg/m3)
PM - 10 102.32 (µg/m3)
SO2 19.37 (µg/m3)
CO 0.61 (mg/m3)
NO2 10.6 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 19:18:58
PM - 2.5 51.39 (µg/m3)
PM - 10 87.91 (µg/m3)
SO2 10.08 (µg/m3)
CO 0.38 (mg/m3)
NO2 3.77 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 19:16:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 58.7 (µg/m3)
SO2 6.16 (µg/m3)
CO 0.51 (mg/m3)
NO2 16.82 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 19:27:07
PM - 2.5 42 (µg/m3)
PM - 10 75 (µg/m3)
SO2 10 (µg/m3)
CO 0.50 (mg/m3)
NO2 10.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 19:15:43
PM - 2.5 40.42 (µg/m3)
PM - 10 (µg/m3)
SO2 37.18 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 19:27:14
PM - 2.5 79.45 (µg/m3)
PM - 10 169.24 (µg/m3)
SO2 17.56 (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	71.82
18-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	254,820.06

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	167.04
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	103.61
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	185.45

1 - 3

CAAQMS Data

1 - 10 of 6,681

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	18-APR-2026 19:27	18-APR-2026 13:57	176.25	603.14	27.09	-	2.02	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 19:27	18-APR-2026 13:53	0.00	178.80	18.77	-	1.35	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 19:26	18-APR-2026 13:55	40.94	114.81	13.21	-	3.30	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 19:26	18-APR-2026 13:52	0.00	176.50	18.65	-	1.36	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	18-APR-2026 19:26	18-APR-2026 13:56	177.61	606.13	25.73	-	2.01	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 19:26	18-APR-2026 13:54	40.02	114.81	13.19	-	3.35	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 19:26	18-APR-2026 13:52	0.00	174.60	18.76	-	1.36	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	18-APR-2026 19:25	18-APR-2026 13:55	178.68	608.57	28.53	-	2.02	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 19:25	18-APR-2026 13:54	39.32	114.81	13.34	-	3.29	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 19:25	18-APR-2026 13:51	0.00	172.80	19.25	-	1.36	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 6,681

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