Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 02:27:23
PM - 2.5 56.54 (µg/m3)
PM - 10 244.92 (µg/m3)
SO2 13.17 (µg/m3)
CO 6.13 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 02:15:47
PM - 2.5 27.85 (µg/m3)
PM - 10 74.22 (µg/m3)
SO2 24.6 (µg/m3)
CO 0.41 (mg/m3)
NO2 10.89 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 02:27:33
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.94 (mg/m3)
NO2 13 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 02:27:34
PM - 2.5 42.24 (µg/m3)
PM - 10 137.07 (µg/m3)
SO2 12.1 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 02:15:56
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.25 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 02:27:06
PM - 2.5 26 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 1.08 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 02:27:28
PM - 2.5 22 (µg/m3)
PM - 10 33 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.32 (mg/m3)
NO2 24.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 02:27:29
PM - 2.5 86.36 (µg/m3)
PM - 10 162.03 (µg/m3)
SO2 8.69 (µg/m3)
CO 3.17 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 02:27:37
PM - 2.5 111.3 (µg/m3)
PM - 10 204.4 (µg/m3)
SO2 22.68 (µg/m3)
CO 6.39 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 02:27:20
PM - 2.5 81.73 (µg/m3)
PM - 10 213.97 (µg/m3)
SO2 17.77 (µg/m3)
CO 2.24 (mg/m3)
NO2 .82 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 02:15:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.21 (mg/m3)
NO2 129.25 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 02:27:35
PM - 2.5 100.2 (µg/m3)
PM - 10 210.6 (µg/m3)
SO2 12.83 (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 02:27:18
PM - 2.5 108.48 (µg/m3)
PM - 10 308.11 (µg/m3)
SO2 31.83 (µg/m3)
CO 2.51 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 02:18:19
PM - 2.5 276.38 (µg/m3)
PM - 10 476.53 (µg/m3)
SO2 61.14 (µg/m3)
CO 4.80 (mg/m3)
NO2 33.66 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 02:15:13
PM - 2.5 65.3 (µg/m3)
PM - 10 119.1 (µg/m3)
SO2 .04 (µg/m3)
CO 0.71 (mg/m3)
NO2 1.8 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 02:22:04
PM - 2.5 43.3 (µg/m3)
PM - 10 82.83 (µg/m3)
SO2 18.55 (µg/m3)
CO 0.48 (mg/m3)
NO2 8.61 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 02:19:00
PM - 2.5 57.05 (µg/m3)
PM - 10 96.59 (µg/m3)
SO2 11.6 (µg/m3)
CO 0.63 (mg/m3)
NO2 5.8 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 02:16:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 63.01 (µg/m3)
SO2 0 (µg/m3)
CO 0.55 (mg/m3)
NO2 16.8 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 02:27:27
PM - 2.5 26 (µg/m3)
PM - 10 46 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.29 (mg/m3)
NO2 9.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 02:15:02
PM - 2.5 33.15 (µg/m3)
PM - 10 (µg/m3)
SO2 30.06 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 02:27:19
PM - 2.5 135.36 (µg/m3)
PM - 10 157.45 (µg/m3)
SO2 156.63 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 02:27:23
PM - 2.5 56.54 (µg/m3)
PM - 10 244.92 (µg/m3)
SO2 13.17 (µg/m3)
CO 6.13 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 02:15:47
PM - 2.5 27.85 (µg/m3)
PM - 10 74.22 (µg/m3)
SO2 24.6 (µg/m3)
CO 0.41 (mg/m3)
NO2 10.89 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 02:27:33
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.94 (mg/m3)
NO2 13 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 02:27:34
PM - 2.5 42.24 (µg/m3)
PM - 10 137.07 (µg/m3)
SO2 12.1 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 02:15:56
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.25 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 02:27:06
PM - 2.5 26 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 1.08 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 02:27:28
PM - 2.5 22 (µg/m3)
PM - 10 33 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.32 (mg/m3)
NO2 24.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 02:27:29
PM - 2.5 86.36 (µg/m3)
PM - 10 162.03 (µg/m3)
SO2 8.69 (µg/m3)
CO 3.17 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 02:27:37
PM - 2.5 111.3 (µg/m3)
PM - 10 204.4 (µg/m3)
SO2 22.68 (µg/m3)
CO 6.39 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 02:27:20
PM - 2.5 81.73 (µg/m3)
PM - 10 213.97 (µg/m3)
SO2 17.77 (µg/m3)
CO 2.24 (mg/m3)
NO2 .82 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 02:15:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.21 (mg/m3)
NO2 129.25 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 02:27:35
PM - 2.5 100.2 (µg/m3)
PM - 10 210.6 (µg/m3)
SO2 12.83 (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 02:27:18
PM - 2.5 108.48 (µg/m3)
PM - 10 308.11 (µg/m3)
SO2 31.83 (µg/m3)
CO 2.51 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 02:18:19
PM - 2.5 276.38 (µg/m3)
PM - 10 476.53 (µg/m3)
SO2 61.14 (µg/m3)
CO 4.80 (mg/m3)
NO2 33.66 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 02:15:13
PM - 2.5 65.3 (µg/m3)
PM - 10 119.1 (µg/m3)
SO2 .04 (µg/m3)
CO 0.71 (mg/m3)
NO2 1.8 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 02:22:04
PM - 2.5 43.3 (µg/m3)
PM - 10 82.83 (µg/m3)
SO2 18.55 (µg/m3)
CO 0.48 (mg/m3)
NO2 8.61 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 02:19:00
PM - 2.5 57.05 (µg/m3)
PM - 10 96.59 (µg/m3)
SO2 11.6 (µg/m3)
CO 0.63 (mg/m3)
NO2 5.8 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 02:16:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 63.01 (µg/m3)
SO2 0 (µg/m3)
CO 0.55 (mg/m3)
NO2 16.8 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 02:27:27
PM - 2.5 26 (µg/m3)
PM - 10 46 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.29 (mg/m3)
NO2 9.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 02:15:02
PM - 2.5 33.15 (µg/m3)
PM - 10 (µg/m3)
SO2 30.06 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 02:27:19
PM - 2.5 135.36 (µg/m3)
PM - 10 157.45 (µg/m3)
SO2 156.63 (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	69.78
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	102.25
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	108.93
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	154.57
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	184.00
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	261.03

1 - 3

CAAQMS Data

1 - 10 of 907

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	19-APR-2026 02:27	18-APR-2026 20:53	111.30	204.40	22.68	-	6.39	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 02:27	18-APR-2026 20:56	86.36	162.03	8.69	-	3.17	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 02:27	18-APR-2026 20:57	108.48	308.11	31.83	-	2.51	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 02:27	18-APR-2026 20:53	111.40	204.50	22.96	-	6.42	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 02:27	18-APR-2026 20:55	86.17	162.42	8.65	-	3.14	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 02:26	18-APR-2026 20:56	108.15	309.59	30.78	-	2.48	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 02:26	18-APR-2026 20:52	111.50	204.80	22.77	-	6.45	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 02:26	18-APR-2026 20:55	85.87	162.93	8.63	-	3.15	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 02:26	18-APR-2026 20:56	107.99	310.93	30.59	-	2.46	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 02:26	18-APR-2026 20:52	111.40	205.10	22.57	-	6.47	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 907

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