Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
17-04-2026 23:20:11
PM - 2.5 105.58 (µg/m3)
PM - 10 390.2 (µg/m3)
SO2 7.46 (µg/m3)
CO 3.56 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 23:15:36
PM - 2.5 29.13 (µg/m3)
PM - 10 66.34 (µg/m3)
SO2 26.31 (µg/m3)
CO 0.35 (mg/m3)
NO2 11.09 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 23:19:44
PM - 2.5 30 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.57 (mg/m3)
NO2 11.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
17-04-2026 23:20:01
PM - 2.5 135.04 (µg/m3)
PM - 10 261.21 (µg/m3)
SO2 4.2 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 23:15:32
PM - 2.5 2.3 (µg/m3)
PM - 10 (µg/m3)
SO2 5.34 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 23:20:18
PM - 2.5 36 (µg/m3)
PM - 10 71 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.70 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
17-04-2026 23:19:58
PM - 2.5 108.45 (µg/m3)
PM - 10 248.63 (µg/m3)
SO2 11.19 (µg/m3)
CO 3.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 23:20:07
PM - 2.5 58.09 (µg/m3)
PM - 10 132.2 (µg/m3)
SO2 18.23 (µg/m3)
CO 1.79 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 23:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.12 (mg/m3)
NO2 180 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 23:20:05
PM - 2.5 250.9 (µg/m3)
PM - 10 723.5 (µg/m3)
SO2 18.52 (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
17-04-2026 23:19:58
PM - 2.5 111.07 (µg/m3)
PM - 10 315.61 (µg/m3)
SO2 27.09 (µg/m3)
CO 2.92 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 23:20:12
PM - 2.5 1.99 (µg/m3)
PM - 10 10.75 (µg/m3)
SO2 5.57 (µg/m3)
CO 0.34 (mg/m3)
NO2 2.44 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 23:18:16
PM - 2.5 54.97 (µg/m3)
PM - 10 94.77 (µg/m3)
SO2 20.69 (µg/m3)
CO 3.03 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 23:15:41
PM - 2.5 55.9 (µg/m3)
PM - 10 154.3 (µg/m3)
SO2 .06 (µg/m3)
CO 0.26 (mg/m3)
NO2 1.96 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 23:07:03
PM - 2.5 46.7 (µg/m3)
PM - 10 92.65 (µg/m3)
SO2 18.97 (µg/m3)
CO 0.55 (mg/m3)
NO2 9.62 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 23:18:53
PM - 2.5 52.44 (µg/m3)
PM - 10 89.53 (µg/m3)
SO2 10.36 (µg/m3)
CO 0.42 (mg/m3)
NO2 4.15 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
17-04-2026 23:16:20
PM - 2.5 37.07 (µg/m3)
PM - 10 54.14 (µg/m3)
SO2 6.84 (µg/m3)
CO 0.41 (mg/m3)
NO2 16.9 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 23:20:01
PM - 2.5 56 (µg/m3)
PM - 10 100 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.59 (mg/m3)
NO2 10.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 23:15:43
PM - 2.5 94.56 (µg/m3)
PM - 10 (µg/m3)
SO2 32.19 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 23:20:27
PM - 2.5 154.08 (µg/m3)
PM - 10 158.5 (µg/m3)
SO2 24.93 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
17-04-2026 23:20:11
PM - 2.5 105.58 (µg/m3)
PM - 10 390.2 (µg/m3)
SO2 7.46 (µg/m3)
CO 3.56 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 23:15:36
PM - 2.5 29.13 (µg/m3)
PM - 10 66.34 (µg/m3)
SO2 26.31 (µg/m3)
CO 0.35 (mg/m3)
NO2 11.09 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 23:19:44
PM - 2.5 30 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.57 (mg/m3)
NO2 11.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
17-04-2026 23:20:01
PM - 2.5 135.04 (µg/m3)
PM - 10 261.21 (µg/m3)
SO2 4.2 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 23:15:32
PM - 2.5 2.3 (µg/m3)
PM - 10 (µg/m3)
SO2 5.34 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 23:20:18
PM - 2.5 36 (µg/m3)
PM - 10 71 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.70 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
17-04-2026 23:19:58
PM - 2.5 108.45 (µg/m3)
PM - 10 248.63 (µg/m3)
SO2 11.19 (µg/m3)
CO 3.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 23:20:07
PM - 2.5 58.09 (µg/m3)
PM - 10 132.2 (µg/m3)
SO2 18.23 (µg/m3)
CO 1.79 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 23:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.12 (mg/m3)
NO2 180 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 23:20:05
PM - 2.5 250.9 (µg/m3)
PM - 10 723.5 (µg/m3)
SO2 18.52 (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
17-04-2026 23:19:58
PM - 2.5 111.07 (µg/m3)
PM - 10 315.61 (µg/m3)
SO2 27.09 (µg/m3)
CO 2.92 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 23:20:12
PM - 2.5 1.99 (µg/m3)
PM - 10 10.75 (µg/m3)
SO2 5.57 (µg/m3)
CO 0.34 (mg/m3)
NO2 2.44 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 23:18:16
PM - 2.5 54.97 (µg/m3)
PM - 10 94.77 (µg/m3)
SO2 20.69 (µg/m3)
CO 3.03 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 23:15:41
PM - 2.5 55.9 (µg/m3)
PM - 10 154.3 (µg/m3)
SO2 .06 (µg/m3)
CO 0.26 (mg/m3)
NO2 1.96 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 23:07:03
PM - 2.5 46.7 (µg/m3)
PM - 10 92.65 (µg/m3)
SO2 18.97 (µg/m3)
CO 0.55 (mg/m3)
NO2 9.62 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 23:18:53
PM - 2.5 52.44 (µg/m3)
PM - 10 89.53 (µg/m3)
SO2 10.36 (µg/m3)
CO 0.42 (mg/m3)
NO2 4.15 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
17-04-2026 23:16:20
PM - 2.5 37.07 (µg/m3)
PM - 10 54.14 (µg/m3)
SO2 6.84 (µg/m3)
CO 0.41 (mg/m3)
NO2 16.9 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 23:20:01
PM - 2.5 56 (µg/m3)
PM - 10 100 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.59 (mg/m3)
NO2 10.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 23:15:43
PM - 2.5 94.56 (µg/m3)
PM - 10 (µg/m3)
SO2 32.19 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 23:20:27
PM - 2.5 154.08 (µg/m3)
PM - 10 158.5 (µg/m3)
SO2 24.93 (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	243.79
17-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	127.90
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	154.70

1 - 3

CAAQMS Data

1 - 10 of 11,576

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 23:20	17-APR-2026 17:50	111.02	317.16	29.18	-	2.93	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 23:20	17-APR-2026 17:46	58.09	132.20	18.23	-	1.79	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 23:19	17-APR-2026 17:49	111.07	315.61	27.09	-	2.92	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 23:19	17-APR-2026 17:48	108.45	248.63	11.19	-	3.51	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 23:19	17-APR-2026 17:45	58.03	131.60	18.70	-	1.79	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 23:19	17-APR-2026 17:48	108.60	247.83	11.38	-	3.52	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	17-APR-2026 23:19	17-APR-2026 17:49	111.20	313.78	26.92	-	2.96	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 23:19	17-APR-2026 17:45	57.88	131.00	19.10	-	1.79	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 23:18	17-APR-2026 17:48	111.00	312.19	27.04	-	2.92	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 23:18	17-APR-2026 17:47	108.77	246.69	11.24	-	3.51	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 11,576

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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