Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
17-04-2026 19:39:07
PM - 2.5 45.42 (µg/m3)
PM - 10 104.21 (µg/m3)
SO2 6.24 (µg/m3)
CO 1.72 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 19:30:56
PM - 2.5 23.79 (µg/m3)
PM - 10 75.66 (µg/m3)
SO2 31.17 (µg/m3)
CO 0.12 (mg/m3)
NO2 26.09 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
17-04-2026 19:38:58
PM - 2.5 69.72 (µg/m3)
PM - 10 137.38 (µg/m3)
SO2 33.75 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 19:30:18
PM - 2.5 270 (µg/m3)
PM - 10 (µg/m3)
SO2 .32 (µg/m3)
CO ##### (mg/m3)
NO2 981.02 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 19:39:02
PM - 2.5 37 (µg/m3)
PM - 10 73 (µg/m3)
SO2 11.5 (µg/m3)
CO 0.45 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
17-04-2026 19:38:56
PM - 2.5 70.07 (µg/m3)
PM - 10 267.22 (µg/m3)
SO2 10.43 (µg/m3)
CO 3.70 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 19:39:03
PM - 2.5 93.46 (µg/m3)
PM - 10 236.3 (µg/m3)
SO2 19.68 (µg/m3)
CO 1.59 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 19:30:50
PM - 2.5 .04 (µg/m3)
PM - 10 (µg/m3)
SO2 .02 (µg/m3)
CO 0.26 (mg/m3)
NO2 331.62 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 19:39:06
PM - 2.5 91.68 (µg/m3)
PM - 10 333.8 (µg/m3)
SO2 11.78 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
17-04-2026 19:38:59
PM - 2.5 186.03 (µg/m3)
PM - 10 674.03 (µg/m3)
SO2 24.62 (µg/m3)
CO 2.36 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 19:38:53
PM - 2.5 7.64 (µg/m3)
PM - 10 38.02 (µg/m3)
SO2 10.9 (µg/m3)
CO 0.35 (mg/m3)
NO2 1.81 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 19:33:15
PM - 2.5 56.83 (µg/m3)
PM - 10 97.99 (µg/m3)
SO2 23.06 (µg/m3)
CO 3.63 (mg/m3)
NO2 33.62 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 19:30:28
PM - 2.5 42.1 (µg/m3)
PM - 10 153.2 (µg/m3)
SO2 .3 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.54 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 19:37:03
PM - 2.5 44.5 (µg/m3)
PM - 10 86.36 (µg/m3)
SO2 18.7 (µg/m3)
CO 0.51 (mg/m3)
NO2 8.97 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 19:33:52
PM - 2.5 56.19 (µg/m3)
PM - 10 95.28 (µg/m3)
SO2 11.37 (µg/m3)
CO 0.59 (mg/m3)
NO2 5.5 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
17-04-2026 19:31:20
PM - 2.5 37.46 (µg/m3)
PM - 10 60.45 (µg/m3)
SO2 5.34 (µg/m3)
CO 0.46 (mg/m3)
NO2 16.8 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 19:38:54
PM - 2.5 31 (µg/m3)
PM - 10 53 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.34 (mg/m3)
NO2 13.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 19:30:23
PM - 2.5 41.85 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 65.04 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 19:38:55
PM - 2.5 150.42 (µg/m3)
PM - 10 314.31 (µg/m3)
SO2 22.75 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
17-04-2026 19:39:07
PM - 2.5 45.42 (µg/m3)
PM - 10 104.21 (µg/m3)
SO2 6.24 (µg/m3)
CO 1.72 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 19:30:56
PM - 2.5 23.79 (µg/m3)
PM - 10 75.66 (µg/m3)
SO2 31.17 (µg/m3)
CO 0.12 (mg/m3)
NO2 26.09 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
17-04-2026 19:38:58
PM - 2.5 69.72 (µg/m3)
PM - 10 137.38 (µg/m3)
SO2 33.75 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 19:30:18
PM - 2.5 270 (µg/m3)
PM - 10 (µg/m3)
SO2 .32 (µg/m3)
CO ##### (mg/m3)
NO2 981.02 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 19:39:02
PM - 2.5 37 (µg/m3)
PM - 10 73 (µg/m3)
SO2 11.5 (µg/m3)
CO 0.45 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
17-04-2026 19:38:56
PM - 2.5 70.07 (µg/m3)
PM - 10 267.22 (µg/m3)
SO2 10.43 (µg/m3)
CO 3.70 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 19:39:03
PM - 2.5 93.46 (µg/m3)
PM - 10 236.3 (µg/m3)
SO2 19.68 (µg/m3)
CO 1.59 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 19:30:50
PM - 2.5 .04 (µg/m3)
PM - 10 (µg/m3)
SO2 .02 (µg/m3)
CO 0.26 (mg/m3)
NO2 331.62 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 19:39:06
PM - 2.5 91.68 (µg/m3)
PM - 10 333.8 (µg/m3)
SO2 11.78 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
17-04-2026 19:38:59
PM - 2.5 186.03 (µg/m3)
PM - 10 674.03 (µg/m3)
SO2 24.62 (µg/m3)
CO 2.36 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 19:38:53
PM - 2.5 7.64 (µg/m3)
PM - 10 38.02 (µg/m3)
SO2 10.9 (µg/m3)
CO 0.35 (mg/m3)
NO2 1.81 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 19:33:15
PM - 2.5 56.83 (µg/m3)
PM - 10 97.99 (µg/m3)
SO2 23.06 (µg/m3)
CO 3.63 (mg/m3)
NO2 33.62 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 19:30:28
PM - 2.5 42.1 (µg/m3)
PM - 10 153.2 (µg/m3)
SO2 .3 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.54 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 19:37:03
PM - 2.5 44.5 (µg/m3)
PM - 10 86.36 (µg/m3)
SO2 18.7 (µg/m3)
CO 0.51 (mg/m3)
NO2 8.97 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 19:33:52
PM - 2.5 56.19 (µg/m3)
PM - 10 95.28 (µg/m3)
SO2 11.37 (µg/m3)
CO 0.59 (mg/m3)
NO2 5.5 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
17-04-2026 19:31:20
PM - 2.5 37.46 (µg/m3)
PM - 10 60.45 (µg/m3)
SO2 5.34 (µg/m3)
CO 0.46 (mg/m3)
NO2 16.8 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 19:38:54
PM - 2.5 31 (µg/m3)
PM - 10 53 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.34 (mg/m3)
NO2 13.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 19:30:23
PM - 2.5 41.85 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 65.04 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 19:38:55
PM - 2.5 150.42 (µg/m3)
PM - 10 314.31 (µg/m3)
SO2 22.75 (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	202.21
17-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	123.13
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	116.48

1 - 3

CAAQMS Data

1 - 10 of 7,384

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	17-APR-2026 19:39	17-APR-2026 14:05	93.46	236.30	19.68	-	1.59	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	17-APR-2026 19:38	17-APR-2026 14:08	186.03	674.03	24.62	-	2.36	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:38	16-APR-2026 17:53	70.07	267.22	10.43	-	3.70	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:38	16-APR-2026 17:54	70.35	265.37	10.02	-	3.70	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:38	16-APR-2026 17:54	70.49	263.79	9.98	-	3.63	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:38	16-APR-2026 17:55	70.63	262.03	9.96	-	3.61	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:38	16-APR-2026 17:55	70.92	260.52	9.76	-	3.63	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:38	16-APR-2026 17:56	70.91	258.85	9.60	-	3.63	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:38	16-APR-2026 17:56	70.98	257.42	9.26	-	3.62	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:38	16-APR-2026 17:57	71.11	255.83	8.96	-	3.65	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 7,384

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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