Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:34:58
PM - 2.5 15.75 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.01 (µg/m3)
CO 1.28 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:30:24
PM - 2.5 20.75 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 20.88 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:34:36
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.09 (mg/m3)
NO2 14.8 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:30:41
PM - 2.5 2.39 (µg/m3)
PM - 10 (µg/m3)
SO2 5.73 (µg/m3)
CO (mg/m3)
NO2 .35 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:30:31
PM - 2.5 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 990.99 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:34:27
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.52 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:34:44
PM - 2.5 37 (µg/m3)
PM - 10 57 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.34 (mg/m3)
NO2 22.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:34:56
PM - 2.5 30.57 (µg/m3)
PM - 10 104.9 (µg/m3)
SO2 18.82 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.88 (mg/m3)
NO2 20.61 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:34:36
PM - 2.5 27.67 (µg/m3)
PM - 10 176.8 (µg/m3)
SO2 2.62 (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 13:34:46
PM - 2.5 24.39 (µg/m3)
PM - 10 80.92 (µg/m3)
SO2 23.11 (µg/m3)
CO 1.66 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:34:30
PM - 2.5 16.27 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.59 (µg/m3)
CO 0.12 (mg/m3)
NO2 1.74 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:33:15
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 (µg/m3)
CO 3.55 (mg/m3)
NO2 33.36 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:30:52
PM - 2.5 36.3 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .29 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.41 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:22:03
PM - 2.5 38.2 (µg/m3)
PM - 10 67.76 (µg/m3)
SO2 17.92 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.07 (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 13:34:35
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.7 (µg/m3)
CO 0.29 (mg/m3)
NO2 13.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:30:40
PM - 2.5 27.16 (µg/m3)
PM - 10 (µg/m3)
SO2 24.35 (µg/m3)
CO 0.57 (mg/m3)
NO2 90 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:34:58
PM - 2.5 46.53 (µg/m3)
PM - 10 76.75 (µg/m3)
SO2 22.57 (µg/m3)
CO ##### (mg/m3)
NO2 10.58 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:34:58
PM - 2.5 15.75 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.01 (µg/m3)
CO 1.28 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:30:24
PM - 2.5 20.75 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 20.88 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:34:36
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.09 (mg/m3)
NO2 14.8 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:30:41
PM - 2.5 2.39 (µg/m3)
PM - 10 (µg/m3)
SO2 5.73 (µg/m3)
CO (mg/m3)
NO2 .35 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:30:31
PM - 2.5 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 990.99 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:34:27
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.52 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:34:44
PM - 2.5 37 (µg/m3)
PM - 10 57 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.34 (mg/m3)
NO2 22.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:34:56
PM - 2.5 30.57 (µg/m3)
PM - 10 104.9 (µg/m3)
SO2 18.82 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.88 (mg/m3)
NO2 20.61 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:34:36
PM - 2.5 27.67 (µg/m3)
PM - 10 176.8 (µg/m3)
SO2 2.62 (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 13:34:46
PM - 2.5 24.39 (µg/m3)
PM - 10 80.92 (µg/m3)
SO2 23.11 (µg/m3)
CO 1.66 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:34:30
PM - 2.5 16.27 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.59 (µg/m3)
CO 0.12 (mg/m3)
NO2 1.74 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:33:15
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 (µg/m3)
CO 3.55 (mg/m3)
NO2 33.36 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:30:52
PM - 2.5 36.3 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .29 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.41 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:22:03
PM - 2.5 38.2 (µg/m3)
PM - 10 67.76 (µg/m3)
SO2 17.92 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.07 (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 13:34:35
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.7 (µg/m3)
CO 0.29 (mg/m3)
NO2 13.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:30:40
PM - 2.5 27.16 (µg/m3)
PM - 10 (µg/m3)
SO2 24.35 (µg/m3)
CO 0.57 (mg/m3)
NO2 90 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:34:58
PM - 2.5 46.53 (µg/m3)
PM - 10 76.75 (µg/m3)
SO2 22.57 (µg/m3)
CO ##### (mg/m3)
NO2 10.58 (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	132.97
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	104.77

1 - 2

CAAQMS Data

1 - 10 of 3,441

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 13:34	17-APR-2026 08:01	30.57	104.90	18.82	-	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 13:34	17-APR-2026 08:04	24.39	80.92	23.11	-	1.66	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:34	17-APR-2026 08:00	30.72	104.90	18.89	-	0.88	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 13:34	17-APR-2026 08:04	24.39	80.92	21.86	-	1.64	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:33	17-APR-2026 08:00	30.91	104.70	18.70	-	0.89	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	17-APR-2026 13:33	17-APR-2026 13:30	57.85	97.81	11.82	6.09	0.67	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 13:33	17-APR-2026 08:03	24.39	80.92	23.80	-	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 13:33	17-APR-2026 07:59	31.13	104.40	18.72	-	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 13:33	17-APR-2026 08:03	24.39	80.92	24.10	-	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 13:32	17-APR-2026 07:59	31.38	103.90	18.85	-	0.91	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,441

marquee

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