Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:48:30
PM - 2.5 10.53 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.92 (µg/m3)
CO 1.19 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:45:22
PM - 2.5 20.75 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 22.88 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.26 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:48:05
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.08 (mg/m3)
NO2 15.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:45:30
PM - 2.5 2.4 (µg/m3)
PM - 10 (µg/m3)
SO2 5.76 (µg/m3)
CO ##### (mg/m3)
NO2 1.02 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:45:24
PM - 2.5 534.5 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 990.75 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:47:57
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.56 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:48:21
PM - 2.5 37 (µg/m3)
PM - 10 57 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.33 (mg/m3)
NO2 22.6 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:48:26
PM - 2.5 28.49 (µg/m3)
PM - 10 92.73 (µg/m3)
SO2 18.99 (µg/m3)
CO 0.90 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 1.54 (mg/m3)
NO2 26.53 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:48:07
PM - 2.5 63.25 (µg/m3)
PM - 10 150.5 (µg/m3)
SO2 2.78 (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 13:48:07
PM - 2.5 34.68 (µg/m3)
PM - 10 77.51 (µg/m3)
SO2 25.82 (µg/m3)
CO 1.69 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:48:31
PM - 2.5 14.4 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.13 (µg/m3)
CO 0.12 (mg/m3)
NO2 1.79 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:48:16
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 538.42 (µg/m3)
CO 3.42 (mg/m3)
NO2 33.41 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:45:42
PM - 2.5 36.3 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .37 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.4 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:37:03
PM - 2.5 43.5 (µg/m3)
PM - 10 83.26 (µg/m3)
SO2 18.57 (µg/m3)
CO 0.49 (mg/m3)
NO2 8.66 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:33:51
PM - 2.5 57.85 (µg/m3)
PM - 10 97.81 (µg/m3)
SO2 11.82 (µg/m3)
CO 0.67 (mg/m3)
NO2 6.09 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:48:06
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.29 (mg/m3)
NO2 13 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:45:30
PM - 2.5 23.45 (µg/m3)
PM - 10 (µg/m3)
SO2 20.44 (µg/m3)
CO 0.12 (mg/m3)
NO2 278.36 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:48:30
PM - 2.5 41.68 (µg/m3)
PM - 10 70.74 (µg/m3)
SO2 37.1 (µg/m3)
CO ##### (mg/m3)
NO2 .92 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:48:30
PM - 2.5 10.53 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.92 (µg/m3)
CO 1.19 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:45:22
PM - 2.5 20.75 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 22.88 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.26 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:48:05
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.08 (mg/m3)
NO2 15.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:45:30
PM - 2.5 2.4 (µg/m3)
PM - 10 (µg/m3)
SO2 5.76 (µg/m3)
CO ##### (mg/m3)
NO2 1.02 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:45:24
PM - 2.5 534.5 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 990.75 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:47:57
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.56 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:48:21
PM - 2.5 37 (µg/m3)
PM - 10 57 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.33 (mg/m3)
NO2 22.6 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:48:26
PM - 2.5 28.49 (µg/m3)
PM - 10 92.73 (µg/m3)
SO2 18.99 (µg/m3)
CO 0.90 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 1.54 (mg/m3)
NO2 26.53 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:48:07
PM - 2.5 63.25 (µg/m3)
PM - 10 150.5 (µg/m3)
SO2 2.78 (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 13:48:07
PM - 2.5 34.68 (µg/m3)
PM - 10 77.51 (µg/m3)
SO2 25.82 (µg/m3)
CO 1.69 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:48:31
PM - 2.5 14.4 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.13 (µg/m3)
CO 0.12 (mg/m3)
NO2 1.79 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:48:16
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 538.42 (µg/m3)
CO 3.42 (mg/m3)
NO2 33.41 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:45:42
PM - 2.5 36.3 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .37 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.4 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:37:03
PM - 2.5 43.5 (µg/m3)
PM - 10 83.26 (µg/m3)
SO2 18.57 (µg/m3)
CO 0.49 (mg/m3)
NO2 8.66 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:33:51
PM - 2.5 57.85 (µg/m3)
PM - 10 97.81 (µg/m3)
SO2 11.82 (µg/m3)
CO 0.67 (mg/m3)
NO2 6.09 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:48:06
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.29 (mg/m3)
NO2 13 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:45:30
PM - 2.5 23.45 (µg/m3)
PM - 10 (µg/m3)
SO2 20.44 (µg/m3)
CO 0.12 (mg/m3)
NO2 278.36 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:48:30
PM - 2.5 41.68 (µg/m3)
PM - 10 70.74 (µg/m3)
SO2 37.1 (µg/m3)
CO ##### (mg/m3)
NO2 .92 (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	132.40
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	104.37

1 - 2

CAAQMS Data

1 - 10 of 3,498

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 13:48	17-APR-2026 08:14	28.49	92.73	18.99	-	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 13:48	17-APR-2026 08:18	34.68	77.51	25.82	-	1.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:47	17-APR-2026 08:14	28.21	93.01	18.98	-	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 13:47	17-APR-2026 08:17	34.81	78.90	25.87	-	1.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:47	17-APR-2026 08:13	27.93	93.19	19.27	-	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 13:47	17-APR-2026 08:17	34.71	79.99	23.27	-	1.68	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:47	17-APR-2026 08:13	27.67	93.46	19.13	-	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 13:46	17-APR-2026 08:16	34.71	80.55	26.42	-	1.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:46	17-APR-2026 08:12	27.52	93.90	18.90	-	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 13:46	17-APR-2026 08:16	34.49	80.93	24.20	-	1.69	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,498

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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