Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 05:55:47
PM - 2.5 46.27 (µg/m3)
PM - 10 148.61 (µg/m3)
SO2 12.77 (µg/m3)
CO 5.82 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 05:45:22
PM - 2.5 26.4 (µg/m3)
PM - 10 55.89 (µg/m3)
SO2 14.01 (µg/m3)
CO 0.45 (mg/m3)
NO2 6.37 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 05:55:49
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.31 (mg/m3)
NO2 15.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 05:55:42
PM - 2.5 50.53 (µg/m3)
PM - 10 109.62 (µg/m3)
SO2 10.56 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 05:45:43
PM - 2.5 2.23 (µg/m3)
PM - 10 (µg/m3)
SO2 5.27 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 05:55:38
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.66 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 05:55:37
PM - 2.5 125.46 (µg/m3)
PM - 10 172.75 (µg/m3)
SO2 53.81 (µg/m3)
CO 5.03 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 05:55:43
PM - 2.5 49.7 (µg/m3)
PM - 10 108.6 (µg/m3)
SO2 18.57 (µg/m3)
CO 1.79 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 05:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.62 (mg/m3)
NO2 30.58 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 05:55:36
PM - 2.5 61.45 (µg/m3)
PM - 10 220 (µg/m3)
SO2 33.61 (µg/m3)
CO 0.54 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 05:55:43
PM - 2.5 77.06 (µg/m3)
PM - 10 208.79 (µg/m3)
SO2 25.19 (µg/m3)
CO 2.25 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 05:55:52
PM - 2.5 36.89 (µg/m3)
PM - 10 78.44 (µg/m3)
SO2 4.56 (µg/m3)
CO 0.25 (mg/m3)
NO2 1.8 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 05:48:16
PM - 2.5 128.56 (µg/m3)
PM - 10 221.66 (µg/m3)
SO2 37.32 (µg/m3)
CO 4.59 (mg/m3)
NO2 33.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 05:52:03
PM - 2.5 50.7 (µg/m3)
PM - 10 104.46 (µg/m3)
SO2 19.46 (µg/m3)
CO 0.62 (mg/m3)
NO2 10.82 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 05:48:55
PM - 2.5 56.87 (µg/m3)
PM - 10 96.32 (µg/m3)
SO2 11.56 (µg/m3)
CO 0.62 (mg/m3)
NO2 5.74 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 05:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 57.38 (µg/m3)
SO2 6.99 (µg/m3)
CO 0.44 (mg/m3)
NO2 18.37 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 05:55:33
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.27 (mg/m3)
NO2 9.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 05:45:08
PM - 2.5 17.72 (µg/m3)
PM - 10 (µg/m3)
SO2 14.56 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 05:55:29
PM - 2.5 21.33 (µg/m3)
PM - 10 38.78 (µg/m3)
SO2 12.96 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 05:55:47
PM - 2.5 46.27 (µg/m3)
PM - 10 148.61 (µg/m3)
SO2 12.77 (µg/m3)
CO 5.82 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 05:45:22
PM - 2.5 26.4 (µg/m3)
PM - 10 55.89 (µg/m3)
SO2 14.01 (µg/m3)
CO 0.45 (mg/m3)
NO2 6.37 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 05:55:49
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.31 (mg/m3)
NO2 15.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 05:55:42
PM - 2.5 50.53 (µg/m3)
PM - 10 109.62 (µg/m3)
SO2 10.56 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 05:45:43
PM - 2.5 2.23 (µg/m3)
PM - 10 (µg/m3)
SO2 5.27 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 05:55:38
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.66 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 05:55:37
PM - 2.5 125.46 (µg/m3)
PM - 10 172.75 (µg/m3)
SO2 53.81 (µg/m3)
CO 5.03 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 05:55:43
PM - 2.5 49.7 (µg/m3)
PM - 10 108.6 (µg/m3)
SO2 18.57 (µg/m3)
CO 1.79 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 05:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.62 (mg/m3)
NO2 30.58 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 05:55:36
PM - 2.5 61.45 (µg/m3)
PM - 10 220 (µg/m3)
SO2 33.61 (µg/m3)
CO 0.54 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 05:55:43
PM - 2.5 77.06 (µg/m3)
PM - 10 208.79 (µg/m3)
SO2 25.19 (µg/m3)
CO 2.25 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 05:55:52
PM - 2.5 36.89 (µg/m3)
PM - 10 78.44 (µg/m3)
SO2 4.56 (µg/m3)
CO 0.25 (mg/m3)
NO2 1.8 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 05:48:16
PM - 2.5 128.56 (µg/m3)
PM - 10 221.66 (µg/m3)
SO2 37.32 (µg/m3)
CO 4.59 (mg/m3)
NO2 33.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 05:52:03
PM - 2.5 50.7 (µg/m3)
PM - 10 104.46 (µg/m3)
SO2 19.46 (µg/m3)
CO 0.62 (mg/m3)
NO2 10.82 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 05:48:55
PM - 2.5 56.87 (µg/m3)
PM - 10 96.32 (µg/m3)
SO2 11.56 (µg/m3)
CO 0.62 (mg/m3)
NO2 5.74 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 05:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 57.38 (µg/m3)
SO2 6.99 (µg/m3)
CO 0.44 (mg/m3)
NO2 18.37 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 05:55:33
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.27 (mg/m3)
NO2 9.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 05:45:08
PM - 2.5 17.72 (µg/m3)
PM - 10 (µg/m3)
SO2 14.56 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 05:55:29
PM - 2.5 21.33 (µg/m3)
PM - 10 38.78 (µg/m3)
SO2 12.96 (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	81.51
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	66.88

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	135.24
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	122.40
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	176.90

1 - 3

CAAQMS Data

1 - 10 of 2,221

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 05:55	18-APR-2026 00:25	77.06	208.79	25.19	-	2.25	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:55	18-APR-2026 00:22	49.70	108.60	18.57	-	1.79	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:55	18-APR-2026 00:24	125.46	172.75	53.81	-	5.03	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:55	18-APR-2026 00:21	49.60	108.40	18.77	-	1.79	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 05:55	18-APR-2026 00:25	76.16	204.63	26.00	-	2.25	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:55	18-APR-2026 00:23	124.13	169.52	44.07	-	3.97	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:54	18-APR-2026 00:21	49.45	108.30	18.74	-	1.80	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:54	18-APR-2026 00:23	122.99	166.87	36.72	-	3.08	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 05:54	18-APR-2026 00:24	75.50	200.89	26.12	-	2.27	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:54	18-APR-2026 00:20	49.30	108.20	18.81	-	1.80	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,221

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