Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:19:59
PM - 2.5 23.96 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.39 (µg/m3)
CO 1.25 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:15:30
PM - 2.5 20.75 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 21.74 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.26 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:19:34
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.10 (mg/m3)
NO2 14.9 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:15:52
PM - 2.5 2.38 (µg/m3)
PM - 10 (µg/m3)
SO2 5.71 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:15:38
PM - 2.5 534.5 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 991.33 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:19:27
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 9.7 (µg/m3)
CO 0.53 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:19:44
PM - 2.5 37 (µg/m3)
PM - 10 57 (µg/m3)
SO2 6 (µg/m3)
CO 0.33 (mg/m3)
NO2 22.4 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:19:56
PM - 2.5 31.67 (µg/m3)
PM - 10 93.57 (µg/m3)
SO2 18.95 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:15:50
PM - 2.5 .79 (µg/m3)
PM - 10 (µg/m3)
SO2 102.8 (µg/m3)
CO ##### (mg/m3)
NO2 22.15 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:19:36
PM - 2.5 36.92 (µg/m3)
PM - 10 170.6 (µg/m3)
SO2 2.3 (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 13:20:02
PM - 2.5 24.39 (µg/m3)
PM - 10 86.03 (µg/m3)
SO2 23.44 (µg/m3)
CO 1.58 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:20:02
PM - 2.5 18.71 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6 (µg/m3)
CO 0.16 (mg/m3)
NO2 1.8 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:18:16
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 537.38 (µg/m3)
CO 3.78 (mg/m3)
NO2 33.3 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:15:04
PM - 2.5 31 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .09 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.39 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:07:03
PM - 2.5 37.7 (µg/m3)
PM - 10 66.49 (µg/m3)
SO2 17.87 (µg/m3)
CO 0.38 (mg/m3)
NO2 6.94 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:18:51
PM - 2.5 52.25 (µg/m3)
PM - 10 89.23 (µg/m3)
SO2 10.31 (µg/m3)
CO 0.41 (mg/m3)
NO2 4.08 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:19:48
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.26 (mg/m3)
NO2 14 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:15:51
PM - 2.5 28.67 (µg/m3)
PM - 10 (µg/m3)
SO2 25.26 (µg/m3)
CO 1.22 (mg/m3)
NO2 269.27 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:19:58
PM - 2.5 54.76 (µg/m3)
PM - 10 92.07 (µg/m3)
SO2 17.85 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:19:59
PM - 2.5 23.96 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.39 (µg/m3)
CO 1.25 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:15:30
PM - 2.5 20.75 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 21.74 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.26 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:19:34
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.10 (mg/m3)
NO2 14.9 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:15:52
PM - 2.5 2.38 (µg/m3)
PM - 10 (µg/m3)
SO2 5.71 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:15:38
PM - 2.5 534.5 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 991.33 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:19:27
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 9.7 (µg/m3)
CO 0.53 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:19:44
PM - 2.5 37 (µg/m3)
PM - 10 57 (µg/m3)
SO2 6 (µg/m3)
CO 0.33 (mg/m3)
NO2 22.4 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:19:56
PM - 2.5 31.67 (µg/m3)
PM - 10 93.57 (µg/m3)
SO2 18.95 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:15:50
PM - 2.5 .79 (µg/m3)
PM - 10 (µg/m3)
SO2 102.8 (µg/m3)
CO ##### (mg/m3)
NO2 22.15 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:19:36
PM - 2.5 36.92 (µg/m3)
PM - 10 170.6 (µg/m3)
SO2 2.3 (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 13:20:02
PM - 2.5 24.39 (µg/m3)
PM - 10 86.03 (µg/m3)
SO2 23.44 (µg/m3)
CO 1.58 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:20:02
PM - 2.5 18.71 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6 (µg/m3)
CO 0.16 (mg/m3)
NO2 1.8 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:18:16
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 537.38 (µg/m3)
CO 3.78 (mg/m3)
NO2 33.3 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:15:04
PM - 2.5 31 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .09 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.39 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:07:03
PM - 2.5 37.7 (µg/m3)
PM - 10 66.49 (µg/m3)
SO2 17.87 (µg/m3)
CO 0.38 (mg/m3)
NO2 6.94 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:18:51
PM - 2.5 52.25 (µg/m3)
PM - 10 89.23 (µg/m3)
SO2 10.31 (µg/m3)
CO 0.41 (mg/m3)
NO2 4.08 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:19:48
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.26 (mg/m3)
NO2 14 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:15:51
PM - 2.5 28.67 (µg/m3)
PM - 10 (µg/m3)
SO2 25.26 (µg/m3)
CO 1.22 (mg/m3)
NO2 269.27 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:19:58
PM - 2.5 54.76 (µg/m3)
PM - 10 92.07 (µg/m3)
SO2 17.85 (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 Saraipali Opencast Coal Mine	100	133.66
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	105.21

1 - 2

CAAQMS Data

1 - 10 of 3,379

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 13:20	17-APR-2026 07:49	24.39	86.03	23.44	-	1.58	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:19	17-APR-2026 07:46	31.67	93.57	18.95	-	0.89	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 13:19	17-APR-2026 07:49	24.22	86.61	23.32	-	1.59	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:19	17-APR-2026 07:45	31.76	93.61	18.91	-	0.89	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 13:19	17-APR-2026 07:48	23.82	87.27	23.74	-	1.58	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:18	17-APR-2026 07:45	31.84	93.63	18.79	-	0.89	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	17-APR-2026 13:18	17-APR-2026 13:15	52.25	89.23	10.31	4.08	0.41	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	17-APR-2026 13:18	17-APR-2026 07:48	22.96	87.89	23.89	-	1.57	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:18	17-APR-2026 07:44	31.91	93.71	18.61	-	0.90	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 13:18	17-APR-2026 07:47	22.31	88.44	25.56	-	1.60	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,379

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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