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 09:11:22
PM - 2.5 42.84 (µg/m3)
PM - 10 41.69 (µg/m3)
SO2 33.01 (µg/m3)
CO 5.76 (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 09:11:15
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 09:11:14
PM - 2.5 80.73 (µg/m3)
PM - 10 247.93 (µg/m3)
SO2 14.97 (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 09:11:26
PM - 2.5 12 (µg/m3)
PM - 10 24 (µg/m3)
SO2 11.3 (µg/m3)
CO 0.61 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 09:11:33
PM - 2.5 36 (µg/m3)
PM - 10 54 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.48 (mg/m3)
NO2 25.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 09:11:09
PM - 2.5 26.91 (µg/m3)
PM - 10 182.97 (µg/m3)
SO2 41.82 (µg/m3)
CO 3.17 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 09:11:17
PM - 2.5 43.03 (µg/m3)
PM - 10 101.8 (µg/m3)
SO2 21.55 (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 09:11:04
PM - 2.5 116 (µg/m3)
PM - 10 277.8 (µg/m3)
SO2 16.52 (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 09:11:23
PM - 2.5 69.34 (µg/m3)
PM - 10 188.57 (µg/m3)
SO2 26.1 (µg/m3)
CO 2.29 (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 09:11:32
PM - 2.5 33 (µg/m3)
PM - 10 56 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.33 (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 09:11:33
PM - 2.5 66.67 (µg/m3)
PM - 10 107.11 (µg/m3)
SO2 40.17 (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 09:11:22
PM - 2.5 42.84 (µg/m3)
PM - 10 41.69 (µg/m3)
SO2 33.01 (µg/m3)
CO 5.76 (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 09:11:15
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 09:11:14
PM - 2.5 80.73 (µg/m3)
PM - 10 247.93 (µg/m3)
SO2 14.97 (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 09:11:26
PM - 2.5 12 (µg/m3)
PM - 10 24 (µg/m3)
SO2 11.3 (µg/m3)
CO 0.61 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 09:11:33
PM - 2.5 36 (µg/m3)
PM - 10 54 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.48 (mg/m3)
NO2 25.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 09:11:09
PM - 2.5 26.91 (µg/m3)
PM - 10 182.97 (µg/m3)
SO2 41.82 (µg/m3)
CO 3.17 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 09:11:17
PM - 2.5 43.03 (µg/m3)
PM - 10 101.8 (µg/m3)
SO2 21.55 (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 09:11:04
PM - 2.5 116 (µg/m3)
PM - 10 277.8 (µg/m3)
SO2 16.52 (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 09:11:23
PM - 2.5 69.34 (µg/m3)
PM - 10 188.57 (µg/m3)
SO2 26.1 (µg/m3)
CO 2.29 (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 09:11:32
PM - 2.5 33 (µg/m3)
PM - 10 56 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.33 (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 09:11:33
PM - 2.5 66.67 (µg/m3)
PM - 10 107.11 (µg/m3)
SO2 40.17 (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	87.40
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	77.00

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	158.76
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	122.45
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	210.61

1 - 3

CAAQMS Data

1 - 10 of 3,440

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 09:11	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
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 09:10	18-APR-2026 03:37	42.81	102.10	21.28	-	1.58	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 09:10	18-APR-2026 03:39	27.58	183.63	42.57	-	3.13	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	70.21	188.97	27.94	-	2.26	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 09:10	18-APR-2026 03:36	42.59	102.50	21.30	-	1.58	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 09:10	18-APR-2026 03:38	28.44	184.37	43.47	-	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 09:09	18-APR-2026 03:39	70.60	189.18	27.69	-	2.25	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,440

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