Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 09:46:34
PM - 2.5 22.93 (µg/m3)
PM - 10 32.61 (µg/m3)
SO2 19.2 (µg/m3)
CO 0.88 (mg/m3)
NO2 1.5 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 09:56:24
PM - 2.5 23.21 (µg/m3)
PM - 10 52.79 (µg/m3)
SO2 27.21 (µg/m3)
CO 3.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 09:45:41
PM - 2.5 45.16 (µg/m3)
PM - 10 151.87 (µg/m3)
SO2 14.01 (µg/m3)
CO 0.22 (mg/m3)
NO2 14.38 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 09:56:16
PM - 2.5 31 (µg/m3)
PM - 10 63 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.29 (mg/m3)
NO2 16.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 09:56:22
PM - 2.5 77.81 (µg/m3)
PM - 10 212.84 (µg/m3)
SO2 21.72 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 09:56:09
PM - 2.5 12 (µg/m3)
PM - 10 24 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.62 (mg/m3)
NO2 17.9 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 09:56:03
PM - 2.5 36 (µg/m3)
PM - 10 54 (µg/m3)
SO2 5.5 (µg/m3)
CO 0.40 (mg/m3)
NO2 26.3 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 09:56:10
PM - 2.5 42.21 (µg/m3)
PM - 10 198.59 (µg/m3)
SO2 55.96 (µg/m3)
CO 3.14 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 09:56:18
PM - 2.5 37.44 (µg/m3)
PM - 10 70.32 (µg/m3)
SO2 19.03 (µg/m3)
CO 1.46 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 09:45:50
PM - 2.5 28.72 (µg/m3)
PM - 10 (µg/m3)
SO2 572.77 (µg/m3)
CO 0.13 (mg/m3)
NO2 986.54 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 09:56:07
PM - 2.5 80.4 (µg/m3)
PM - 10 171.4 (µg/m3)
SO2 8.96 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 09:56:11
PM - 2.5 75.87 (µg/m3)
PM - 10 215.05 (µg/m3)
SO2 25.63 (µg/m3)
CO 2.06 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 09:48:16
PM - 2.5 222.9 (µg/m3)
PM - 10 384.31 (µg/m3)
SO2 95.17 (µg/m3)
CO 4.11 (mg/m3)
NO2 33.69 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 09:52:03
PM - 2.5 41.8 (µg/m3)
PM - 10 78.28 (µg/m3)
SO2 18.36 (µg/m3)
CO 0.45 (mg/m3)
NO2 8.15 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 09:48:56
PM - 2.5 52.5 (µg/m3)
PM - 10 89.61 (µg/m3)
SO2 10.37 (µg/m3)
CO 0.43 (mg/m3)
NO2 4.17 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 09:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 56.49 (µg/m3)
SO2 7.21 (µg/m3)
CO 0.43 (mg/m3)
NO2 17 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 09:56:03
PM - 2.5 33 (µg/m3)
PM - 10 56 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.30 (mg/m3)
NO2 10.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 09:45:19
PM - 2.5 17.2 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 35.11 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 09:56:06
PM - 2.5 85.31 (µg/m3)
PM - 10 129.31 (µg/m3)
SO2 17.02 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 09:46:34
PM - 2.5 22.93 (µg/m3)
PM - 10 32.61 (µg/m3)
SO2 19.2 (µg/m3)
CO 0.88 (mg/m3)
NO2 1.5 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 09:56:24
PM - 2.5 23.21 (µg/m3)
PM - 10 52.79 (µg/m3)
SO2 27.21 (µg/m3)
CO 3.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 09:45:41
PM - 2.5 45.16 (µg/m3)
PM - 10 151.87 (µg/m3)
SO2 14.01 (µg/m3)
CO 0.22 (mg/m3)
NO2 14.38 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 09:56:16
PM - 2.5 31 (µg/m3)
PM - 10 63 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.29 (mg/m3)
NO2 16.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 09:56:22
PM - 2.5 77.81 (µg/m3)
PM - 10 212.84 (µg/m3)
SO2 21.72 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 09:56:09
PM - 2.5 12 (µg/m3)
PM - 10 24 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.62 (mg/m3)
NO2 17.9 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 09:56:03
PM - 2.5 36 (µg/m3)
PM - 10 54 (µg/m3)
SO2 5.5 (µg/m3)
CO 0.40 (mg/m3)
NO2 26.3 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 09:56:10
PM - 2.5 42.21 (µg/m3)
PM - 10 198.59 (µg/m3)
SO2 55.96 (µg/m3)
CO 3.14 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 09:56:18
PM - 2.5 37.44 (µg/m3)
PM - 10 70.32 (µg/m3)
SO2 19.03 (µg/m3)
CO 1.46 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 09:45:50
PM - 2.5 28.72 (µg/m3)
PM - 10 (µg/m3)
SO2 572.77 (µg/m3)
CO 0.13 (mg/m3)
NO2 986.54 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 09:56:07
PM - 2.5 80.4 (µg/m3)
PM - 10 171.4 (µg/m3)
SO2 8.96 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 09:56:11
PM - 2.5 75.87 (µg/m3)
PM - 10 215.05 (µg/m3)
SO2 25.63 (µg/m3)
CO 2.06 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 09:48:16
PM - 2.5 222.9 (µg/m3)
PM - 10 384.31 (µg/m3)
SO2 95.17 (µg/m3)
CO 4.11 (mg/m3)
NO2 33.69 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 09:52:03
PM - 2.5 41.8 (µg/m3)
PM - 10 78.28 (µg/m3)
SO2 18.36 (µg/m3)
CO 0.45 (mg/m3)
NO2 8.15 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 09:48:56
PM - 2.5 52.5 (µg/m3)
PM - 10 89.61 (µg/m3)
SO2 10.37 (µg/m3)
CO 0.43 (mg/m3)
NO2 4.17 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 09:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 56.49 (µg/m3)
SO2 7.21 (µg/m3)
CO 0.43 (mg/m3)
NO2 17 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 09:56:03
PM - 2.5 33 (µg/m3)
PM - 10 56 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.30 (mg/m3)
NO2 10.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 09:45:19
PM - 2.5 17.2 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 35.11 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 09:56:06
PM - 2.5 85.31 (µg/m3)
PM - 10 129.31 (µg/m3)
SO2 17.02 (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	82.89
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	76.76

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	160.37
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	119.68
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	208.37

1 - 3

CAAQMS Data

1 - 10 of 3,722

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	18-APR-2026 09:56	18-APR-2026 04:22	37.44	70.32	19.03	-	1.46	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	18-APR-2026 09:56	18-APR-2026 04:26	75.87	215.05	25.63	-	2.06	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 09:56	18-APR-2026 04:24	42.21	198.59	55.96	-	3.14	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 09:55	18-APR-2026 04:22	37.94	70.95	18.93	-	1.46	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 09:55	18-APR-2026 04:24	42.11	198.30	55.98	-	3.12	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 09:55	18-APR-2026 04:25	75.37	212.95	27.54	-	2.04	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 09:55	18-APR-2026 04:21	38.37	71.53	18.74	-	1.47	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 09:55	18-APR-2026 04:23	42.02	197.69	55.69	-	3.12	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 09:55	18-APR-2026 04:25	74.99	210.46	27.77	-	2.06	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 09:54	18-APR-2026 04:21	38.70	72.03	18.33	-	1.46	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,722

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