Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
17-04-2026 17:56:06
PM - 2.5 32.4 (µg/m3)
PM - 10 40.62 (µg/m3)
SO2 15.53 (µg/m3)
CO 8.57 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 17:45:43
PM - 2.5 17.28 (µg/m3)
PM - 10 55.89 (µg/m3)
SO2 33.18 (µg/m3)
CO 0.06 (mg/m3)
NO2 5.75 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 17:55:39
PM - 2.5 24 (µg/m3)
PM - 10 46 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.26 (mg/m3)
NO2 16 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
17-04-2026 17:55:56
PM - 2.5 33.81 (µg/m3)
PM - 10 132.21 (µg/m3)
SO2 11.51 (µg/m3)
CO 0.92 (mg/m3)
NO2 12.47 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 17:45:36
PM - 2.5 2.49 (µg/m3)
PM - 10 (µg/m3)
SO2 5.79 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 17:55:29
PM - 2.5 13 (µg/m3)
PM - 10 26 (µg/m3)
SO2 12.9 (µg/m3)
CO 0.45 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 17:56:18
PM - 2.5 64 (µg/m3)
PM - 10 98 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.33 (mg/m3)
NO2 23.9 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
17-04-2026 17:55:53
PM - 2.5 42.67 (µg/m3)
PM - 10 391.06 (µg/m3)
SO2 9.26 (µg/m3)
CO 2.92 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 17:56:01
PM - 2.5 37.42 (µg/m3)
PM - 10 155.4 (µg/m3)
SO2 18.02 (µg/m3)
CO 1.00 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 17:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.55 (mg/m3)
NO2 31.62 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 17:56:07
PM - 2.5 60.77 (µg/m3)
PM - 10 240.2 (µg/m3)
SO2 3.35 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
17-04-2026 17:56:06
PM - 2.5 68.35 (µg/m3)
PM - 10 240.13 (µg/m3)
SO2 19.21 (µg/m3)
CO 1.60 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 17:48:15
PM - 2.5 58.94 (µg/m3)
PM - 10 101.62 (µg/m3)
SO2 537.91 (µg/m3)
CO 3.66 (mg/m3)
NO2 33.6 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 17:45:45
PM - 2.5 20.3 (µg/m3)
PM - 10 97.4 (µg/m3)
SO2 .65 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.91 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 17:52:03
PM - 2.5 43.2 (µg/m3)
PM - 10 82.41 (µg/m3)
SO2 18.54 (µg/m3)
CO 0.48 (mg/m3)
NO2 8.57 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 17:48:52
PM - 2.5 50.15 (µg/m3)
PM - 10 86 (µg/m3)
SO2 9.74 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.32 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
17-04-2026 17:46:20
PM - 2.5 64.25 (µg/m3)
PM - 10 57.34 (µg/m3)
SO2 6.73 (µg/m3)
CO 0.44 (mg/m3)
NO2 16.91 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 17:45:38
PM - 2.5 90 (µg/m3)
PM - 10 (µg/m3)
SO2 38.17 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 17:55:54
PM - 2.5 21.34 (µg/m3)
PM - 10 54.14 (µg/m3)
SO2 104.14 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
17-04-2026 17:56:06
PM - 2.5 32.4 (µg/m3)
PM - 10 40.62 (µg/m3)
SO2 15.53 (µg/m3)
CO 8.57 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 17:45:43
PM - 2.5 17.28 (µg/m3)
PM - 10 55.89 (µg/m3)
SO2 33.18 (µg/m3)
CO 0.06 (mg/m3)
NO2 5.75 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 17:55:39
PM - 2.5 24 (µg/m3)
PM - 10 46 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.26 (mg/m3)
NO2 16 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
17-04-2026 17:55:56
PM - 2.5 33.81 (µg/m3)
PM - 10 132.21 (µg/m3)
SO2 11.51 (µg/m3)
CO 0.92 (mg/m3)
NO2 12.47 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 17:45:36
PM - 2.5 2.49 (µg/m3)
PM - 10 (µg/m3)
SO2 5.79 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 17:55:29
PM - 2.5 13 (µg/m3)
PM - 10 26 (µg/m3)
SO2 12.9 (µg/m3)
CO 0.45 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 17:56:18
PM - 2.5 64 (µg/m3)
PM - 10 98 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.33 (mg/m3)
NO2 23.9 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
17-04-2026 17:55:53
PM - 2.5 42.67 (µg/m3)
PM - 10 391.06 (µg/m3)
SO2 9.26 (µg/m3)
CO 2.92 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 17:56:01
PM - 2.5 37.42 (µg/m3)
PM - 10 155.4 (µg/m3)
SO2 18.02 (µg/m3)
CO 1.00 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 17:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.55 (mg/m3)
NO2 31.62 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 17:56:07
PM - 2.5 60.77 (µg/m3)
PM - 10 240.2 (µg/m3)
SO2 3.35 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
17-04-2026 17:56:06
PM - 2.5 68.35 (µg/m3)
PM - 10 240.13 (µg/m3)
SO2 19.21 (µg/m3)
CO 1.60 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 17:48:15
PM - 2.5 58.94 (µg/m3)
PM - 10 101.62 (µg/m3)
SO2 537.91 (µg/m3)
CO 3.66 (mg/m3)
NO2 33.6 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 17:45:45
PM - 2.5 20.3 (µg/m3)
PM - 10 97.4 (µg/m3)
SO2 .65 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.91 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 17:52:03
PM - 2.5 43.2 (µg/m3)
PM - 10 82.41 (µg/m3)
SO2 18.54 (µg/m3)
CO 0.48 (mg/m3)
NO2 8.57 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 17:48:52
PM - 2.5 50.15 (µg/m3)
PM - 10 86 (µg/m3)
SO2 9.74 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.32 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
17-04-2026 17:46:20
PM - 2.5 64.25 (µg/m3)
PM - 10 57.34 (µg/m3)
SO2 6.73 (µg/m3)
CO 0.44 (mg/m3)
NO2 16.91 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 17:45:38
PM - 2.5 90 (µg/m3)
PM - 10 (µg/m3)
SO2 38.17 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 17:55:54
PM - 2.5 21.34 (µg/m3)
PM - 10 54.14 (µg/m3)
SO2 104.14 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
17-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	333.89
17-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	116.53

1 - 2

CAAQMS Data

1 - 10 of 4,709

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	17-APR-2026 17:56	17-APR-2026 12:26	68.35	240.13	19.21	-	1.60	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 17:56	17-APR-2026 12:22	37.42	155.40	18.02	-	1.00	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:55	17-APR-2026 10:55	42.67	391.06	9.26	-	2.92	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:55	17-APR-2026 10:55	43.02	389.28	9.44	-	2.91	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:55	17-APR-2026 10:56	43.22	387.74	9.30	-	2.96	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:55	17-APR-2026 10:56	43.56	386.04	9.35	-	2.96	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:55	17-APR-2026 10:57	44.02	384.28	9.25	-	2.94	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:55	17-APR-2026 10:57	44.58	381.93	9.07	-	3.01	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:55	17-APR-2026 10:58	45.04	379.92	8.95	-	2.98	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:55	17-APR-2026 10:58	45.54	377.59	9.02	-	2.95	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 4,709

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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