Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 02:50:00
PM - 2.5 73.72 (µg/m3)
PM - 10 255.06 (µg/m3)
SO2 5.41 (µg/m3)
CO 1.41 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 02:45:22
PM - 2.5 21.68 (µg/m3)
PM - 10 85.57 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 15.4 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 02:49:44
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.01 (mg/m3)
NO2 19.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 02:50:10
PM - 2.5 89.43 (µg/m3)
PM - 10 196.85 (µg/m3)
SO2 7.72 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 02:45:45
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.49 (µg/m3)
CO ##### (mg/m3)
NO2 .35 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 02:50:09
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.8 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 02:50:06
PM - 2.5 84.61 (µg/m3)
PM - 10 131.2 (µg/m3)
SO2 38.03 (µg/m3)
CO 7.22 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 02:45:50
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
12-04-2026 02:50:06
PM - 2.5 61.2 (µg/m3)
PM - 10 150.1 (µg/m3)
SO2 0 (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
12-04-2026 02:49:43
PM - 2.5 134.14 (µg/m3)
PM - 10 173.51 (µg/m3)
SO2 20.91 (µg/m3)
CO 2.69 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 02:48:14
PM - 2.5 128.21 (µg/m3)
PM - 10 221.05 (µg/m3)
SO2 17.47 (µg/m3)
CO 3.14 (mg/m3)
NO2 19.46 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 02:45:51
PM - 2.5 50.1 (µg/m3)
PM - 10 135.7 (µg/m3)
SO2 .64 (µg/m3)
CO 0.62 (mg/m3)
NO2 2.46 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 02:37:00
PM - 2.5 44.5 (µg/m3)
PM - 10 64.16 (µg/m3)
SO2 12.23 (µg/m3)
CO 0.28 (mg/m3)
NO2 5.75 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 02:49:18
PM - 2.5 49.76 (µg/m3)
PM - 10 85.4 (µg/m3)
SO2 9.64 (µg/m3)
CO 0.30 (mg/m3)
NO2 3.18 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 02:47:31
PM - 2.5 0 (µg/m3)
PM - 10 54 (µg/m3)
SO2 7.36 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.43 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 02:49:57
PM - 2.5 65 (µg/m3)
PM - 10 115 (µg/m3)
SO2 5 (µg/m3)
CO 1.67 (mg/m3)
NO2 3.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 02:45:35
PM - 2.5 17.33 (µg/m3)
PM - 10 (µg/m3)
SO2 14.1 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 02:50:00
PM - 2.5 76.79 (µg/m3)
PM - 10 126.82 (µg/m3)
SO2 10.31 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 02:50:00
PM - 2.5 73.72 (µg/m3)
PM - 10 255.06 (µg/m3)
SO2 5.41 (µg/m3)
CO 1.41 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 02:45:22
PM - 2.5 21.68 (µg/m3)
PM - 10 85.57 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 15.4 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 02:49:44
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.01 (mg/m3)
NO2 19.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 02:50:10
PM - 2.5 89.43 (µg/m3)
PM - 10 196.85 (µg/m3)
SO2 7.72 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 02:45:45
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.49 (µg/m3)
CO ##### (mg/m3)
NO2 .35 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 02:50:09
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.8 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 02:50:06
PM - 2.5 84.61 (µg/m3)
PM - 10 131.2 (µg/m3)
SO2 38.03 (µg/m3)
CO 7.22 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 02:45:50
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
12-04-2026 02:50:06
PM - 2.5 61.2 (µg/m3)
PM - 10 150.1 (µg/m3)
SO2 0 (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
12-04-2026 02:49:43
PM - 2.5 134.14 (µg/m3)
PM - 10 173.51 (µg/m3)
SO2 20.91 (µg/m3)
CO 2.69 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 02:48:14
PM - 2.5 128.21 (µg/m3)
PM - 10 221.05 (µg/m3)
SO2 17.47 (µg/m3)
CO 3.14 (mg/m3)
NO2 19.46 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 02:45:51
PM - 2.5 50.1 (µg/m3)
PM - 10 135.7 (µg/m3)
SO2 .64 (µg/m3)
CO 0.62 (mg/m3)
NO2 2.46 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 02:37:00
PM - 2.5 44.5 (µg/m3)
PM - 10 64.16 (µg/m3)
SO2 12.23 (µg/m3)
CO 0.28 (mg/m3)
NO2 5.75 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 02:49:18
PM - 2.5 49.76 (µg/m3)
PM - 10 85.4 (µg/m3)
SO2 9.64 (µg/m3)
CO 0.30 (mg/m3)
NO2 3.18 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 02:47:31
PM - 2.5 0 (µg/m3)
PM - 10 54 (µg/m3)
SO2 7.36 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.43 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 02:49:57
PM - 2.5 65 (µg/m3)
PM - 10 115 (µg/m3)
SO2 5 (µg/m3)
CO 1.67 (mg/m3)
NO2 3.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 02:45:35
PM - 2.5 17.33 (µg/m3)
PM - 10 (µg/m3)
SO2 14.1 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 02:50:00
PM - 2.5 76.79 (µg/m3)
PM - 10 126.82 (µg/m3)
SO2 10.31 (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 Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	226.23

1 - 1

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	147.03
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	307.88

1 - 2

CAAQMS Data

1 - 10 of 719

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	12-APR-2026 02:50	11-APR-2026 21:16	84.61	131.20	38.03	-	7.22	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 02:49	11-APR-2026 21:19	134.14	173.51	20.91	-	2.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:49	11-APR-2026 21:15	83.51	130.40	37.78	-	7.12	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 02:49	12-APR-2026 02:45	49.76	85.40	9.64	3.18	0.30	site_1931	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 02:49	11-APR-2026 21:19	135.71	174.27	21.53	-	2.67	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:49	11-APR-2026 21:15	82.44	129.50	37.46	-	7.01	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 02:48	11-APR-2026 21:18	137.14	175.07	21.83	-	2.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:48	11-APR-2026 21:14	81.29	128.50	37.00	-	6.90	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:48	11-APR-2026 21:14	80.05	127.50	36.22	-	6.78	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 02:48	11-APR-2026 21:17	138.59	176.06	23.81	-	2.67	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 719

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