Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 19:19:15
PM - 2.5 84.52 (µg/m3)
PM - 10 300.91 (µg/m3)
SO2 9.78 (µg/m3)
CO 5.30 (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 19:19:14
PM - 2.5 55 (µg/m3)
PM - 10 111 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.51 (mg/m3)
NO2 12.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 19:19:26
PM - 2.5 64.12 (µg/m3)
PM - 10 84.23 (µg/m3)
SO2 41.39 (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 19:19:31
PM - 2.5 50 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.56 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 19:19:15
PM - 2.5 33 (µg/m3)
PM - 10 49 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.34 (mg/m3)
NO2 23.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 19:19:21
PM - 2.5 32.55 (µg/m3)
PM - 10 114.81 (µg/m3)
SO2 12.38 (µg/m3)
CO 3.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 19:19:30
PM - 2.5 0 (µg/m3)
PM - 10 154.6 (µg/m3)
SO2 19.56 (µg/m3)
CO 1.31 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 19:19:17
PM - 2.5 161.3 (µg/m3)
PM - 10 470.17 (µg/m3)
SO2 19.26 (µg/m3)
CO 2.43 (mg/m3)
NO2 14.41 (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 19:19:07
PM - 2.5 191.2 (µg/m3)
PM - 10 710 (µg/m3)
SO2 34.87 (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 19:19:31
PM - 2.5 180.47 (µg/m3)
PM - 10 637.9 (µg/m3)
SO2 26.18 (µg/m3)
CO 2.12 (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 19:07:04
PM - 2.5 36.3 (µg/m3)
PM - 10 62.16 (µg/m3)
SO2 17.69 (µg/m3)
CO 0.35 (mg/m3)
NO2 6.5 (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 19:19:29
PM - 2.5 42 (µg/m3)
PM - 10 75 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.44 (mg/m3)
NO2 10.7 (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 19:19:13
PM - 2.5 79.87 (µg/m3)
PM - 10 166.09 (µg/m3)
SO2 24.58 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 19:19:15
PM - 2.5 84.52 (µg/m3)
PM - 10 300.91 (µg/m3)
SO2 9.78 (µg/m3)
CO 5.30 (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 19:19:14
PM - 2.5 55 (µg/m3)
PM - 10 111 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.51 (mg/m3)
NO2 12.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 19:19:26
PM - 2.5 64.12 (µg/m3)
PM - 10 84.23 (µg/m3)
SO2 41.39 (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 19:19:31
PM - 2.5 50 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.56 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 19:19:15
PM - 2.5 33 (µg/m3)
PM - 10 49 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.34 (mg/m3)
NO2 23.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 19:19:21
PM - 2.5 32.55 (µg/m3)
PM - 10 114.81 (µg/m3)
SO2 12.38 (µg/m3)
CO 3.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 19:19:30
PM - 2.5 0 (µg/m3)
PM - 10 154.6 (µg/m3)
SO2 19.56 (µg/m3)
CO 1.31 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 19:19:17
PM - 2.5 161.3 (µg/m3)
PM - 10 470.17 (µg/m3)
SO2 19.26 (µg/m3)
CO 2.43 (mg/m3)
NO2 14.41 (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 19:19:07
PM - 2.5 191.2 (µg/m3)
PM - 10 710 (µg/m3)
SO2 34.87 (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 19:19:31
PM - 2.5 180.47 (µg/m3)
PM - 10 637.9 (µg/m3)
SO2 26.18 (µg/m3)
CO 2.12 (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 19:07:04
PM - 2.5 36.3 (µg/m3)
PM - 10 62.16 (µg/m3)
SO2 17.69 (µg/m3)
CO 0.35 (mg/m3)
NO2 6.5 (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 19:19:29
PM - 2.5 42 (µg/m3)
PM - 10 75 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.44 (mg/m3)
NO2 10.7 (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 19:19:13
PM - 2.5 79.87 (µg/m3)
PM - 10 166.09 (µg/m3)
SO2 24.58 (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	71.07
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	167.37
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	103.08
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	182.42

1 - 3

CAAQMS Data

1 - 10 of 6,635

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 19:19	18-APR-2026 13:49	180.47	637.90	26.18	-	2.12	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 19:19	18-APR-2026 13:45	0.00	154.60	19.56	-	1.31	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 19:19	18-APR-2026 13:47	32.55	114.81	12.38	-	3.56	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 19:19	18-APR-2026 13:48	180.24	639.71	23.77	-	2.09	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 19:19	18-APR-2026 13:45	0.00	153.80	19.43	-	1.31	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	18-APR-2026 19:18	18-APR-2026 19:15	51.39	87.91	10.08	3.77	0.38	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 19:18	18-APR-2026 13:47	32.21	114.81	12.19	-	3.47	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 19:18	18-APR-2026 13:48	180.05	641.53	23.22	-	2.09	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 19:18	18-APR-2026 13:44	0.00	153.00	19.44	-	1.31	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 19:18	18-APR-2026 13:46	31.93	114.81	12.26	-	3.48	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 6,635

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