Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:04:30
PM - 2.5 30.15 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.45 (µg/m3)
CO 1.22 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:00:37
PM - 2.5 20.75 (µg/m3)
PM - 10 49.96 (µg/m3)
SO2 20.59 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.67 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:04:35
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.13 (mg/m3)
NO2 14.7 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:00:01
PM - 2.5 2.36 (µg/m3)
PM - 10 (µg/m3)
SO2 5.66 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:00:44
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 991.68 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:04:27
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.57 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:04:43
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 13:04:55
PM - 2.5 34.65 (µg/m3)
PM - 10 102.8 (µg/m3)
SO2 19.35 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:00:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 1.82 (mg/m3)
NO2 53.48 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:04:36
PM - 2.5 49.55 (µg/m3)
PM - 10 177.9 (µg/m3)
SO2 3.15 (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 13:04:34
PM - 2.5 31.19 (µg/m3)
PM - 10 90.36 (µg/m3)
SO2 25.11 (µg/m3)
CO 1.72 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:04:29
PM - 2.5 21.88 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.11 (µg/m3)
CO 0.16 (mg/m3)
NO2 1.83 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:03:18
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 542.37 (µg/m3)
CO 3.59 (mg/m3)
NO2 33.25 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:00:15
PM - 2.5 31 (µg/m3)
PM - 10 122.9 (µg/m3)
SO2 .36 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.4 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 12:52:04
PM - 2.5 36.1 (µg/m3)
PM - 10 61.69 (µg/m3)
SO2 17.67 (µg/m3)
CO 0.35 (mg/m3)
NO2 6.45 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:03:51
PM - 2.5 57.45 (µg/m3)
PM - 10 97.21 (µg/m3)
SO2 11.71 (µg/m3)
CO 0.65 (mg/m3)
NO2 5.95 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:04:54
PM - 2.5 29 (µg/m3)
PM - 10 49 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.29 (mg/m3)
NO2 15.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:00:02
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 40.42 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:04:58
PM - 2.5 63.36 (µg/m3)
PM - 10 103.5 (µg/m3)
SO2 23.09 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
17-04-2026 13:00:05
PM - 2.5 2.31 (µg/m3)
PM - 10 (µg/m3)
SO2 .03 (µg/m3)
CO ##### (mg/m3)
NO2 1.03 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:04:30
PM - 2.5 30.15 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.45 (µg/m3)
CO 1.22 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:00:37
PM - 2.5 20.75 (µg/m3)
PM - 10 49.96 (µg/m3)
SO2 20.59 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.67 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:04:35
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.13 (mg/m3)
NO2 14.7 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:00:01
PM - 2.5 2.36 (µg/m3)
PM - 10 (µg/m3)
SO2 5.66 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:00:44
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 991.68 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:04:27
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.57 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:04:43
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 13:04:55
PM - 2.5 34.65 (µg/m3)
PM - 10 102.8 (µg/m3)
SO2 19.35 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:00:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 1.82 (mg/m3)
NO2 53.48 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:04:36
PM - 2.5 49.55 (µg/m3)
PM - 10 177.9 (µg/m3)
SO2 3.15 (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 13:04:34
PM - 2.5 31.19 (µg/m3)
PM - 10 90.36 (µg/m3)
SO2 25.11 (µg/m3)
CO 1.72 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:04:29
PM - 2.5 21.88 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.11 (µg/m3)
CO 0.16 (mg/m3)
NO2 1.83 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:03:18
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 542.37 (µg/m3)
CO 3.59 (mg/m3)
NO2 33.25 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:00:15
PM - 2.5 31 (µg/m3)
PM - 10 122.9 (µg/m3)
SO2 .36 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.4 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 12:52:04
PM - 2.5 36.1 (µg/m3)
PM - 10 61.69 (µg/m3)
SO2 17.67 (µg/m3)
CO 0.35 (mg/m3)
NO2 6.45 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:03:51
PM - 2.5 57.45 (µg/m3)
PM - 10 97.21 (µg/m3)
SO2 11.71 (µg/m3)
CO 0.65 (mg/m3)
NO2 5.95 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:04:54
PM - 2.5 29 (µg/m3)
PM - 10 49 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.29 (mg/m3)
NO2 15.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:00:02
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 40.42 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:04:58
PM - 2.5 63.36 (µg/m3)
PM - 10 103.5 (µg/m3)
SO2 23.09 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
17-04-2026 13:00:05
PM - 2.5 2.31 (µg/m3)
PM - 10 (µg/m3)
SO2 .03 (µg/m3)
CO ##### (mg/m3)
NO2 1.03 (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	134.37
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	105.51

1 - 2

CAAQMS Data

1 - 10 of 3,313

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 13:04	17-APR-2026 07:31	34.65	102.80	19.35	-	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 13:04	17-APR-2026 07:34	31.19	90.36	25.11	-	1.72	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:04	17-APR-2026 07:30	34.51	103.40	19.59	-	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 13:04	17-APR-2026 07:34	31.35	90.59	24.67	-	1.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:03	17-APR-2026 07:30	34.38	104.20	19.30	-	0.90	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	17-APR-2026 13:03	17-APR-2026 13:00	57.45	97.21	11.71	5.95	0.65	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 13:03	17-APR-2026 07:33	31.51	90.93	25.32	-	1.73	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:03	17-APR-2026 07:29	34.29	105.10	19.26	-	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 13:02	17-APR-2026 07:32	32.09	91.27	25.15	-	1.72	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:02	17-APR-2026 07:29	34.20	106.00	18.95	-	0.90	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,313

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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