Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 09:01:25
PM - 2.5 22.28 (µg/m3)
PM - 10 34.93 (µg/m3)
SO2 29.32 (µg/m3)
CO 0.62 (mg/m3)
NO2 2.44 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 09:12:23
PM - 2.5 42.88 (µg/m3)
PM - 10 42.48 (µg/m3)
SO2 33.38 (µg/m3)
CO 5.57 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 09:00:02
PM - 2.5 25.78 (µg/m3)
PM - 10 72.97 (µg/m3)
SO2 12.58 (µg/m3)
CO 0.34 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 09:12:01
PM - 2.5 31 (µg/m3)
PM - 10 63 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.23 (mg/m3)
NO2 16.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 09:12:14
PM - 2.5 80.72 (µg/m3)
PM - 10 246.77 (µg/m3)
SO2 15.09 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 09:00:19
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.26 (µg/m3)
CO ##### (mg/m3)
NO2 .17 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 09:11:54
PM - 2.5 12 (µg/m3)
PM - 10 24 (µg/m3)
SO2 11.2 (µg/m3)
CO 0.64 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 09:12:38
PM - 2.5 54 (µg/m3)
PM - 10 83 (µg/m3)
SO2 5.5 (µg/m3)
CO 0.37 (mg/m3)
NO2 25.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 09:12:09
PM - 2.5 26.08 (µg/m3)
PM - 10 181.59 (µg/m3)
SO2 40.79 (µg/m3)
CO 3.14 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 09:12:17
PM - 2.5 43.23 (µg/m3)
PM - 10 101.1 (µg/m3)
SO2 21.26 (µg/m3)
CO 1.59 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 09:00:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.20 (mg/m3)
NO2 86.53 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 09:12:35
PM - 2.5 116.1 (µg/m3)
PM - 10 275.9 (µg/m3)
SO2 16.31 (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
18-04-2026 09:12:25
PM - 2.5 68.02 (µg/m3)
PM - 10 188.21 (µg/m3)
SO2 28.99 (µg/m3)
CO 2.34 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 09:03:18
PM - 2.5 222.9 (µg/m3)
PM - 10 384.31 (µg/m3)
SO2 199.82 (µg/m3)
CO 4.00 (mg/m3)
NO2 33.67 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 09:07:03
PM - 2.5 45.9 (µg/m3)
PM - 10 90.21 (µg/m3)
SO2 18.86 (µg/m3)
CO 0.53 (mg/m3)
NO2 9.37 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 09:03:56
PM - 2.5 52.35 (µg/m3)
PM - 10 89.38 (µg/m3)
SO2 10.33 (µg/m3)
CO 0.42 (mg/m3)
NO2 4.11 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 09:01:20
PM - 2.5 37.07 (µg/m3)
PM - 10 61.68 (µg/m3)
SO2 6.73 (µg/m3)
CO 0.47 (mg/m3)
NO2 16.82 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 09:12:32
PM - 2.5 33 (µg/m3)
PM - 10 56 (µg/m3)
SO2 9.7 (µg/m3)
CO 0.32 (mg/m3)
NO2 10.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 09:00:51
PM - 2.5 19.81 (µg/m3)
PM - 10 (µg/m3)
SO2 16.64 (µg/m3)
CO 0.19 (mg/m3)
NO2 75.39 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 09:12:33
PM - 2.5 67.58 (µg/m3)
PM - 10 107.9 (µg/m3)
SO2 37.82 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 09:01:25
PM - 2.5 22.28 (µg/m3)
PM - 10 34.93 (µg/m3)
SO2 29.32 (µg/m3)
CO 0.62 (mg/m3)
NO2 2.44 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 09:12:23
PM - 2.5 42.88 (µg/m3)
PM - 10 42.48 (µg/m3)
SO2 33.38 (µg/m3)
CO 5.57 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 09:00:02
PM - 2.5 25.78 (µg/m3)
PM - 10 72.97 (µg/m3)
SO2 12.58 (µg/m3)
CO 0.34 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 09:12:01
PM - 2.5 31 (µg/m3)
PM - 10 63 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.23 (mg/m3)
NO2 16.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 09:12:14
PM - 2.5 80.72 (µg/m3)
PM - 10 246.77 (µg/m3)
SO2 15.09 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 09:00:19
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.26 (µg/m3)
CO ##### (mg/m3)
NO2 .17 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 09:11:54
PM - 2.5 12 (µg/m3)
PM - 10 24 (µg/m3)
SO2 11.2 (µg/m3)
CO 0.64 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 09:12:38
PM - 2.5 54 (µg/m3)
PM - 10 83 (µg/m3)
SO2 5.5 (µg/m3)
CO 0.37 (mg/m3)
NO2 25.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 09:12:09
PM - 2.5 26.08 (µg/m3)
PM - 10 181.59 (µg/m3)
SO2 40.79 (µg/m3)
CO 3.14 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 09:12:17
PM - 2.5 43.23 (µg/m3)
PM - 10 101.1 (µg/m3)
SO2 21.26 (µg/m3)
CO 1.59 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 09:00:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.20 (mg/m3)
NO2 86.53 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 09:12:35
PM - 2.5 116.1 (µg/m3)
PM - 10 275.9 (µg/m3)
SO2 16.31 (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
18-04-2026 09:12:25
PM - 2.5 68.02 (µg/m3)
PM - 10 188.21 (µg/m3)
SO2 28.99 (µg/m3)
CO 2.34 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 09:03:18
PM - 2.5 222.9 (µg/m3)
PM - 10 384.31 (µg/m3)
SO2 199.82 (µg/m3)
CO 4.00 (mg/m3)
NO2 33.67 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 09:07:03
PM - 2.5 45.9 (µg/m3)
PM - 10 90.21 (µg/m3)
SO2 18.86 (µg/m3)
CO 0.53 (mg/m3)
NO2 9.37 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 09:03:56
PM - 2.5 52.35 (µg/m3)
PM - 10 89.38 (µg/m3)
SO2 10.33 (µg/m3)
CO 0.42 (mg/m3)
NO2 4.11 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 09:01:20
PM - 2.5 37.07 (µg/m3)
PM - 10 61.68 (µg/m3)
SO2 6.73 (µg/m3)
CO 0.47 (mg/m3)
NO2 16.82 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 09:12:32
PM - 2.5 33 (µg/m3)
PM - 10 56 (µg/m3)
SO2 9.7 (µg/m3)
CO 0.32 (mg/m3)
NO2 10.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 09:00:51
PM - 2.5 19.81 (µg/m3)
PM - 10 (µg/m3)
SO2 16.64 (µg/m3)
CO 0.19 (mg/m3)
NO2 75.39 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 09:12:33
PM - 2.5 67.58 (µg/m3)
PM - 10 107.9 (µg/m3)
SO2 37.82 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 2.5 (µg/m3)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	87.29
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	76.98

1 - 2

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	158.80
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	122.41
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	210.57

1 - 3

CAAQMS Data

1 - 10 of 3,446

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	18-APR-2026 09:12	18-APR-2026 03:42	68.02	188.21	28.99	-	2.34	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 09:12	18-APR-2026 03:38	43.23	101.10	21.26	-	1.59	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 09:12	18-APR-2026 03:40	26.08	181.59	40.79	-	3.14	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	18-APR-2026 09:11	18-APR-2026 03:41	68.80	188.40	27.53	-	2.32	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 09:11	18-APR-2026 03:38	43.18	101.50	21.47	-	1.59	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 09:11	18-APR-2026 03:40	26.22	182.23	41.29	-	3.14	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	18-APR-2026 09:11	18-APR-2026 03:41	69.34	188.57	26.10	-	2.29	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 09:11	18-APR-2026 03:37	43.03	101.80	21.55	-	1.59	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 09:11	18-APR-2026 03:39	26.91	182.97	41.82	-	3.17	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	18-APR-2026 09:10	18-APR-2026 03:40	69.84	188.78	28.60	-	2.28	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,446

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