Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 03:44:52
PM - 2.5 47.85 (µg/m3)
PM - 10 246.03 (µg/m3)
SO2 30.64 (µg/m3)
CO 7.24 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 03:30:17
PM - 2.5 33.23 (µg/m3)
PM - 10 75.89 (µg/m3)
SO2 22.31 (µg/m3)
CO 0.44 (mg/m3)
NO2 14.38 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 03:44:49
PM - 2.5 31 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.89 (mg/m3)
NO2 13.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 03:44:36
PM - 2.5 54.61 (µg/m3)
PM - 10 125.45 (µg/m3)
SO2 7.68 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 03:30:02
PM - 2.5 270 (µg/m3)
PM - 10 (µg/m3)
SO2 .15 (µg/m3)
CO ##### (mg/m3)
NO2 980.54 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 03:44:21
PM - 2.5 29 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.7 (µg/m3)
CO 1.12 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 03:44:56
PM - 2.5 16 (µg/m3)
PM - 10 25 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 03:44:30
PM - 2.5 59.61 (µg/m3)
PM - 10 93.14 (µg/m3)
SO2 8.61 (µg/m3)
CO 3.09 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 03:44:39
PM - 2.5 74.04 (µg/m3)
PM - 10 141.8 (µg/m3)
SO2 19.89 (µg/m3)
CO 2.75 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 03:44:49
PM - 2.5 67.09 (µg/m3)
PM - 10 173.12 (µg/m3)
SO2 18.38 (µg/m3)
CO 2.20 (mg/m3)
NO2 .85 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 03:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 03:44:36
PM - 2.5 91.63 (µg/m3)
PM - 10 172.7 (µg/m3)
SO2 18.73 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 03:44:43
PM - 2.5 121 (µg/m3)
PM - 10 358.57 (µg/m3)
SO2 29.3 (µg/m3)
CO 2.61 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 03:33:18
PM - 2.5 191.52 (µg/m3)
PM - 10 330.2 (µg/m3)
SO2 35.36 (µg/m3)
CO 4.32 (mg/m3)
NO2 33.66 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 03:30:18
PM - 2.5 56.3 (µg/m3)
PM - 10 98.4 (µg/m3)
SO2 0 (µg/m3)
CO 0.60 (mg/m3)
NO2 1.73 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 03:37:04
PM - 2.5 48.7 (µg/m3)
PM - 10 98.49 (µg/m3)
SO2 19.21 (µg/m3)
CO 0.59 (mg/m3)
NO2 10.21 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 03:34:01
PM - 2.5 48 (µg/m3)
PM - 10 82.71 (µg/m3)
SO2 9.16 (µg/m3)
CO 0.22 (mg/m3)
NO2 2.55 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 03:31:21
PM - 2.5 (µg/m3)
PM - 10 63.03 (µg/m3)
SO2 0 (µg/m3)
CO 0.55 (mg/m3)
NO2 16.66 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 03:44:57
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.32 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 03:30:09
PM - 2.5 20.67 (µg/m3)
PM - 10 (µg/m3)
SO2 17.65 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 03:44:48
PM - 2.5 100.15 (µg/m3)
PM - 10 111.24 (µg/m3)
SO2 71.38 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 03:44:52
PM - 2.5 47.85 (µg/m3)
PM - 10 246.03 (µg/m3)
SO2 30.64 (µg/m3)
CO 7.24 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 03:30:17
PM - 2.5 33.23 (µg/m3)
PM - 10 75.89 (µg/m3)
SO2 22.31 (µg/m3)
CO 0.44 (mg/m3)
NO2 14.38 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 03:44:49
PM - 2.5 31 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.89 (mg/m3)
NO2 13.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 03:44:36
PM - 2.5 54.61 (µg/m3)
PM - 10 125.45 (µg/m3)
SO2 7.68 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 03:30:02
PM - 2.5 270 (µg/m3)
PM - 10 (µg/m3)
SO2 .15 (µg/m3)
CO ##### (mg/m3)
NO2 980.54 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 03:44:21
PM - 2.5 29 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.7 (µg/m3)
CO 1.12 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 03:44:56
PM - 2.5 16 (µg/m3)
PM - 10 25 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 03:44:30
PM - 2.5 59.61 (µg/m3)
PM - 10 93.14 (µg/m3)
SO2 8.61 (µg/m3)
CO 3.09 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 03:44:39
PM - 2.5 74.04 (µg/m3)
PM - 10 141.8 (µg/m3)
SO2 19.89 (µg/m3)
CO 2.75 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 03:44:49
PM - 2.5 67.09 (µg/m3)
PM - 10 173.12 (µg/m3)
SO2 18.38 (µg/m3)
CO 2.20 (mg/m3)
NO2 .85 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 03:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 03:44:36
PM - 2.5 91.63 (µg/m3)
PM - 10 172.7 (µg/m3)
SO2 18.73 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 03:44:43
PM - 2.5 121 (µg/m3)
PM - 10 358.57 (µg/m3)
SO2 29.3 (µg/m3)
CO 2.61 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 03:33:18
PM - 2.5 191.52 (µg/m3)
PM - 10 330.2 (µg/m3)
SO2 35.36 (µg/m3)
CO 4.32 (mg/m3)
NO2 33.66 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 03:30:18
PM - 2.5 56.3 (µg/m3)
PM - 10 98.4 (µg/m3)
SO2 0 (µg/m3)
CO 0.60 (mg/m3)
NO2 1.73 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 03:37:04
PM - 2.5 48.7 (µg/m3)
PM - 10 98.49 (µg/m3)
SO2 19.21 (µg/m3)
CO 0.59 (mg/m3)
NO2 10.21 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 03:34:01
PM - 2.5 48 (µg/m3)
PM - 10 82.71 (µg/m3)
SO2 9.16 (µg/m3)
CO 0.22 (mg/m3)
NO2 2.55 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 03:31:21
PM - 2.5 (µg/m3)
PM - 10 63.03 (µg/m3)
SO2 0 (µg/m3)
CO 0.55 (mg/m3)
NO2 16.66 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 03:44:57
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.32 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 03:30:09
PM - 2.5 20.67 (µg/m3)
PM - 10 (µg/m3)
SO2 17.65 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 03:44:48
PM - 2.5 100.15 (µg/m3)
PM - 10 111.24 (µg/m3)
SO2 71.38 (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	70.98
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	98.91
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	108.49

1 - 3

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	143.32
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	184.32
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	268.31

1 - 3

CAAQMS Data

1 - 10 of 1,379

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	19-APR-2026 03:44	18-APR-2026 22:14	121.00	358.57	29.30	-	2.61	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:44	18-APR-2026 22:10	74.04	141.80	19.89	-	2.75	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:44	18-APR-2026 22:13	59.61	93.14	8.61	-	3.09	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 03:44	18-APR-2026 22:14	119.71	355.76	28.73	-	2.60	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:44	18-APR-2026 22:10	74.05	141.40	20.22	-	2.75	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:44	18-APR-2026 22:12	60.45	93.34	8.59	-	3.10	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 03:43	18-APR-2026 22:13	118.67	353.21	29.67	-	2.60	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:43	18-APR-2026 22:09	74.00	141.10	19.94	-	2.76	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:43	18-APR-2026 22:12	61.51	93.59	8.49	-	3.10	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:43	18-APR-2026 22:09	73.87	140.70	20.12	-	2.78	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,379

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