Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 03:33:59
PM - 2.5 63.8 (µg/m3)
PM - 10 239.3 (µg/m3)
SO2 5.8 (µg/m3)
CO 1.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 03:30:59
PM - 2.5 20.71 (µg/m3)
PM - 10 59.67 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 19.51 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 03:34:00
PM - 2.5 12 (µg/m3)
PM - 10 21 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 19 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 03:33:58
PM - 2.5 81.97 (µg/m3)
PM - 10 166.44 (µg/m3)
SO2 23.38 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 03:30:12
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.52 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 03:33:46
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.9 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 03:33:36
PM - 2.5 84.16 (µg/m3)
PM - 10 104.1 (µg/m3)
SO2 35.34 (µg/m3)
CO 6.67 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 03:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 03:33:35
PM - 2.5 67.42 (µg/m3)
PM - 10 209.5 (µg/m3)
SO2 0 (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
12-04-2026 03:33:53
PM - 2.5 93.93 (µg/m3)
PM - 10 174.6 (µg/m3)
SO2 20.78 (µg/m3)
CO 2.47 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 03:33:14
PM - 2.5 119.99 (µg/m3)
PM - 10 206.87 (µg/m3)
SO2 23.05 (µg/m3)
CO 4.08 (mg/m3)
NO2 19.3 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 03:30:17
PM - 2.5 57 (µg/m3)
PM - 10 219.7 (µg/m3)
SO2 .57 (µg/m3)
CO 0.63 (mg/m3)
NO2 2.51 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 03:22:00
PM - 2.5 41.1 (µg/m3)
PM - 10 55.3 (µg/m3)
SO2 13.58 (µg/m3)
CO 0.24 (mg/m3)
NO2 4.97 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 03:19:18
PM - 2.5 57.21 (µg/m3)
PM - 10 96.83 (µg/m3)
SO2 11.65 (µg/m3)
CO 0.64 (mg/m3)
NO2 5.86 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 03:32:31
PM - 2.5 0 (µg/m3)
PM - 10 20.92 (µg/m3)
SO2 6.82 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.32 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 03:33:56
PM - 2.5 45 (µg/m3)
PM - 10 79 (µg/m3)
SO2 5 (µg/m3)
CO 1.26 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 03:30:03
PM - 2.5 16.7 (µg/m3)
PM - 10 (µg/m3)
SO2 13.57 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 03:34:00
PM - 2.5 58.6 (µg/m3)
PM - 10 68.99 (µg/m3)
SO2 20.4 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 03:33:59
PM - 2.5 63.8 (µg/m3)
PM - 10 239.3 (µg/m3)
SO2 5.8 (µg/m3)
CO 1.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 03:30:59
PM - 2.5 20.71 (µg/m3)
PM - 10 59.67 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 19.51 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 03:34:00
PM - 2.5 12 (µg/m3)
PM - 10 21 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 19 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 03:33:58
PM - 2.5 81.97 (µg/m3)
PM - 10 166.44 (µg/m3)
SO2 23.38 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 03:30:12
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.52 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 03:33:46
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.9 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 03:33:36
PM - 2.5 84.16 (µg/m3)
PM - 10 104.1 (µg/m3)
SO2 35.34 (µg/m3)
CO 6.67 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 03:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 03:33:35
PM - 2.5 67.42 (µg/m3)
PM - 10 209.5 (µg/m3)
SO2 0 (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
12-04-2026 03:33:53
PM - 2.5 93.93 (µg/m3)
PM - 10 174.6 (µg/m3)
SO2 20.78 (µg/m3)
CO 2.47 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 03:33:14
PM - 2.5 119.99 (µg/m3)
PM - 10 206.87 (µg/m3)
SO2 23.05 (µg/m3)
CO 4.08 (mg/m3)
NO2 19.3 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 03:30:17
PM - 2.5 57 (µg/m3)
PM - 10 219.7 (µg/m3)
SO2 .57 (µg/m3)
CO 0.63 (mg/m3)
NO2 2.51 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 03:22:00
PM - 2.5 41.1 (µg/m3)
PM - 10 55.3 (µg/m3)
SO2 13.58 (µg/m3)
CO 0.24 (mg/m3)
NO2 4.97 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 03:19:18
PM - 2.5 57.21 (µg/m3)
PM - 10 96.83 (µg/m3)
SO2 11.65 (µg/m3)
CO 0.64 (mg/m3)
NO2 5.86 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 03:32:31
PM - 2.5 0 (µg/m3)
PM - 10 20.92 (µg/m3)
SO2 6.82 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.32 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 03:33:56
PM - 2.5 45 (µg/m3)
PM - 10 79 (µg/m3)
SO2 5 (µg/m3)
CO 1.26 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 03:30:03
PM - 2.5 16.7 (µg/m3)
PM - 10 (µg/m3)
SO2 13.57 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 03:34:00
PM - 2.5 58.6 (µg/m3)
PM - 10 68.99 (µg/m3)
SO2 20.4 (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)
12-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	63.69
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	169.13

1 - 2

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
12-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	143.29
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	273.06

1 - 2

CAAQMS Data

1 - 10 of 905

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	12-APR-2026 03:33	11-APR-2026 22:03	93.93	174.60	20.78	-	2.47	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 03:33	11-APR-2026 21:59	84.16	104.10	35.34	-	6.67	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	12-APR-2026 03:33	11-APR-2026 22:03	93.52	173.51	20.80	-	2.50	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 03:33	11-APR-2026 21:59	84.25	105.00	35.29	-	6.70	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	12-APR-2026 03:32	11-APR-2026 22:02	93.37	172.73	22.43	-	2.52	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 03:32	11-APR-2026 21:58	84.39	105.80	35.05	-	6.73	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 03:32	12-APR-2026 03:30	0.00	20.92	6.82	13.32	0.42	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	12-APR-2026 03:32	11-APR-2026 22:02	93.41	171.82	21.52	-	2.51	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 03:32	11-APR-2026 21:58	84.61	106.60	35.14	-	6.76	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 03:31	11-APR-2026 21:57	84.93	107.30	35.25	-	6.80	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 905

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