Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 01:47:22
PM - 2.5 75.89 (µg/m3)
PM - 10 234.1 (µg/m3)
SO2 7.05 (µg/m3)
CO 5.95 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 01:45:01
PM - 2.5 29.6 (µg/m3)
PM - 10 84.51 (µg/m3)
SO2 24.31 (µg/m3)
CO 0.40 (mg/m3)
NO2 13.76 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 01:47:04
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.97 (mg/m3)
NO2 13.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 01:47:33
PM - 2.5 62.08 (µg/m3)
PM - 10 104.84 (µg/m3)
SO2 14.69 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 01:45:19
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.25 (µg/m3)
CO ##### (mg/m3)
NO2 .2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 01:47:21
PM - 2.5 28 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.9 (µg/m3)
CO 1.02 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 01:47:24
PM - 2.5 22 (µg/m3)
PM - 10 33 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.33 (mg/m3)
NO2 25 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 01:47:28
PM - 2.5 75.14 (µg/m3)
PM - 10 148.9 (µg/m3)
SO2 9.47 (µg/m3)
CO 3.21 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 01:47:06
PM - 2.5 105.3 (µg/m3)
PM - 10 209.6 (µg/m3)
SO2 23.64 (µg/m3)
CO 6.32 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 01:47:18
PM - 2.5 59.46 (µg/m3)
PM - 10 255.24 (µg/m3)
SO2 19.02 (µg/m3)
CO 2.28 (mg/m3)
NO2 .86 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 01:45:51
PM - 2.5 53.73 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 983.99 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 01:47:06
PM - 2.5 103.4 (µg/m3)
PM - 10 266.9 (µg/m3)
SO2 11.69 (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
19-04-2026 01:47:19
PM - 2.5 129.63 (µg/m3)
PM - 10 332.98 (µg/m3)
SO2 28.55 (µg/m3)
CO 2.68 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 01:33:18
PM - 2.5 144.49 (µg/m3)
PM - 10 249.13 (µg/m3)
SO2 87.98 (µg/m3)
CO 5.35 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 01:45:35
PM - 2.5 65.3 (µg/m3)
PM - 10 152.4 (µg/m3)
SO2 .03 (µg/m3)
CO 0.79 (mg/m3)
NO2 1.88 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 01:37:04
PM - 2.5 53.8 (µg/m3)
PM - 10 113.36 (µg/m3)
SO2 19.84 (µg/m3)
CO 0.68 (mg/m3)
NO2 11.73 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 01:34:00
PM - 2.5 51.57 (µg/m3)
PM - 10 88.19 (µg/m3)
SO2 10.13 (µg/m3)
CO 0.38 (mg/m3)
NO2 3.83 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 01:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 54 (µg/m3)
SO2 0 (µg/m3)
CO 0.47 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 01:47:29
PM - 2.5 28 (µg/m3)
PM - 10 48 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.36 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 01:45:23
PM - 2.5 28.25 (µg/m3)
PM - 10 (µg/m3)
SO2 24.69 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 01:47:19
PM - 2.5 86.6 (µg/m3)
PM - 10 162 (µg/m3)
SO2 176.14 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 01:47:22
PM - 2.5 75.89 (µg/m3)
PM - 10 234.1 (µg/m3)
SO2 7.05 (µg/m3)
CO 5.95 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 01:45:01
PM - 2.5 29.6 (µg/m3)
PM - 10 84.51 (µg/m3)
SO2 24.31 (µg/m3)
CO 0.40 (mg/m3)
NO2 13.76 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 01:47:04
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.97 (mg/m3)
NO2 13.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 01:47:33
PM - 2.5 62.08 (µg/m3)
PM - 10 104.84 (µg/m3)
SO2 14.69 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 01:45:19
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.25 (µg/m3)
CO ##### (mg/m3)
NO2 .2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 01:47:21
PM - 2.5 28 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.9 (µg/m3)
CO 1.02 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 01:47:24
PM - 2.5 22 (µg/m3)
PM - 10 33 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.33 (mg/m3)
NO2 25 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 01:47:28
PM - 2.5 75.14 (µg/m3)
PM - 10 148.9 (µg/m3)
SO2 9.47 (µg/m3)
CO 3.21 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 01:47:06
PM - 2.5 105.3 (µg/m3)
PM - 10 209.6 (µg/m3)
SO2 23.64 (µg/m3)
CO 6.32 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 01:47:18
PM - 2.5 59.46 (µg/m3)
PM - 10 255.24 (µg/m3)
SO2 19.02 (µg/m3)
CO 2.28 (mg/m3)
NO2 .86 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 01:45:51
PM - 2.5 53.73 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 983.99 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 01:47:06
PM - 2.5 103.4 (µg/m3)
PM - 10 266.9 (µg/m3)
SO2 11.69 (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
19-04-2026 01:47:19
PM - 2.5 129.63 (µg/m3)
PM - 10 332.98 (µg/m3)
SO2 28.55 (µg/m3)
CO 2.68 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 01:33:18
PM - 2.5 144.49 (µg/m3)
PM - 10 249.13 (µg/m3)
SO2 87.98 (µg/m3)
CO 5.35 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 01:45:35
PM - 2.5 65.3 (µg/m3)
PM - 10 152.4 (µg/m3)
SO2 .03 (µg/m3)
CO 0.79 (mg/m3)
NO2 1.88 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 01:37:04
PM - 2.5 53.8 (µg/m3)
PM - 10 113.36 (µg/m3)
SO2 19.84 (µg/m3)
CO 0.68 (mg/m3)
NO2 11.73 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 01:34:00
PM - 2.5 51.57 (µg/m3)
PM - 10 88.19 (µg/m3)
SO2 10.13 (µg/m3)
CO 0.38 (mg/m3)
NO2 3.83 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 01:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 54 (µg/m3)
SO2 0 (µg/m3)
CO 0.47 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 01:47:29
PM - 2.5 28 (µg/m3)
PM - 10 48 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.36 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 01:45:23
PM - 2.5 28.25 (µg/m3)
PM - 10 (µg/m3)
SO2 24.69 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 01:47:19
PM - 2.5 86.6 (µg/m3)
PM - 10 162 (µg/m3)
SO2 176.14 (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)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	63.74
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	101.42
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	105.61
19-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	2,147,483.75

1 - 4

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	152.52
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	178.72
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	232.22

1 - 3

CAAQMS Data

1 - 10 of 662

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	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 01:47	18-APR-2026 20:16	75.14	148.90	9.47	-	3.21	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	19-APR-2026 01:47	18-APR-2026 20:17	129.63	332.98	28.55	-	2.68	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 01:47	18-APR-2026 20:13	105.30	209.60	23.64	-	6.32	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 01:47	18-APR-2026 20:15	74.77	148.59	9.50	-	3.22	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	19-APR-2026 01:46	18-APR-2026 20:16	130.04	331.05	31.15	-	2.64	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 01:46	18-APR-2026 20:12	105.20	209.50	23.99	-	6.30	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 01:46	18-APR-2026 20:15	74.66	148.03	9.47	-	3.23	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	19-APR-2026 01:46	19-APR-2026 01:45	2,147,483.75	54.00	0.00	16.70	0.47	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 01:46	18-APR-2026 20:16	130.44	328.76	28.59	-	2.64	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 01:46	18-APR-2026 20:12	104.90	209.40	24.19	-	6.29	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 662

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