Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 04:35:59
PM - 2.5 90.09 (µg/m3)
PM - 10 311.88 (µg/m3)
SO2 4.85 (µg/m3)
CO 1.57 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 04:30:31
PM - 2.5 23.67 (µg/m3)
PM - 10 60.18 (µg/m3)
SO2 0 (µg/m3)
CO 0.30 (mg/m3)
NO2 16.02 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 04:35:31
PM - 2.5 5 (µg/m3)
PM - 10 9 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 19 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 04:35:58
PM - 2.5 96.01 (µg/m3)
PM - 10 153.61 (µg/m3)
SO2 12.63 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 04:30:27
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.53 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 04:35:40
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.35 (mg/m3)
NO2 21.1 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 04:35:38
PM - 2.5 59.65 (µg/m3)
PM - 10 80.39 (µg/m3)
SO2 25.24 (µg/m3)
CO 3.85 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 04:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.17 (mg/m3)
NO2 90 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 04:35:35
PM - 2.5 64.35 (µg/m3)
PM - 10 177.4 (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 04:35:36
PM - 2.5 115.07 (µg/m3)
PM - 10 319.96 (µg/m3)
SO2 21.5 (µg/m3)
CO 2.56 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 04:33:13
PM - 2.5 121.48 (µg/m3)
PM - 10 209.45 (µg/m3)
SO2 22.79 (µg/m3)
CO 3.21 (mg/m3)
NO2 19.29 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 04:30:31
PM - 2.5 58.1 (µg/m3)
PM - 10 217.5 (µg/m3)
SO2 .41 (µg/m3)
CO 0.64 (mg/m3)
NO2 2.67 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 04:22:00
PM - 2.5 51.7 (µg/m3)
PM - 10 83.07 (µg/m3)
SO2 12.73 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.4 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 04:34:18
PM - 2.5 52.61 (µg/m3)
PM - 10 89.77 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.43 (mg/m3)
NO2 4.21 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 04:32:31
PM - 2.5 0 (µg/m3)
PM - 10 57.09 (µg/m3)
SO2 7.27 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.65 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 04:35:56
PM - 2.5 20 (µg/m3)
PM - 10 35 (µg/m3)
SO2 5 (µg/m3)
CO 1.50 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 04:30:19
PM - 2.5 270 (µg/m3)
PM - 10 (µg/m3)
SO2 24.17 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 04:36:02
PM - 2.5 68.38 (µg/m3)
PM - 10 76.5 (µg/m3)
SO2 37.56 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 04:35:59
PM - 2.5 90.09 (µg/m3)
PM - 10 311.88 (µg/m3)
SO2 4.85 (µg/m3)
CO 1.57 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 04:30:31
PM - 2.5 23.67 (µg/m3)
PM - 10 60.18 (µg/m3)
SO2 0 (µg/m3)
CO 0.30 (mg/m3)
NO2 16.02 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 04:35:31
PM - 2.5 5 (µg/m3)
PM - 10 9 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 19 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 04:35:58
PM - 2.5 96.01 (µg/m3)
PM - 10 153.61 (µg/m3)
SO2 12.63 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 04:30:27
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.53 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 04:35:40
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.35 (mg/m3)
NO2 21.1 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 04:35:38
PM - 2.5 59.65 (µg/m3)
PM - 10 80.39 (µg/m3)
SO2 25.24 (µg/m3)
CO 3.85 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 04:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.17 (mg/m3)
NO2 90 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 04:35:35
PM - 2.5 64.35 (µg/m3)
PM - 10 177.4 (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 04:35:36
PM - 2.5 115.07 (µg/m3)
PM - 10 319.96 (µg/m3)
SO2 21.5 (µg/m3)
CO 2.56 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 04:33:13
PM - 2.5 121.48 (µg/m3)
PM - 10 209.45 (µg/m3)
SO2 22.79 (µg/m3)
CO 3.21 (mg/m3)
NO2 19.29 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 04:30:31
PM - 2.5 58.1 (µg/m3)
PM - 10 217.5 (µg/m3)
SO2 .41 (µg/m3)
CO 0.64 (mg/m3)
NO2 2.67 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 04:22:00
PM - 2.5 51.7 (µg/m3)
PM - 10 83.07 (µg/m3)
SO2 12.73 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.4 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 04:34:18
PM - 2.5 52.61 (µg/m3)
PM - 10 89.77 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.43 (mg/m3)
NO2 4.21 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 04:32:31
PM - 2.5 0 (µg/m3)
PM - 10 57.09 (µg/m3)
SO2 7.27 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.65 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 04:35:56
PM - 2.5 20 (µg/m3)
PM - 10 35 (µg/m3)
SO2 5 (µg/m3)
CO 1.50 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 04:30:19
PM - 2.5 270 (µg/m3)
PM - 10 (µg/m3)
SO2 24.17 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 04:36:02
PM - 2.5 68.38 (µg/m3)
PM - 10 76.5 (µg/m3)
SO2 37.56 (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	63.65
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	153.00

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	128.35
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	271.41

1 - 2

CAAQMS Data

1 - 10 of 1,168

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 04:35	11-APR-2026 23:01	59.65	80.39	25.24	-	3.85	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 04:35	11-APR-2026 23:05	115.07	319.96	21.50	-	2.56	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 04:35	11-APR-2026 23:01	59.76	80.43	25.23	-	3.87	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 04:35	11-APR-2026 23:05	115.16	319.65	21.99	-	2.54	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 04:34	11-APR-2026 23:00	59.79	80.64	24.46	-	3.86	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 04:34	11-APR-2026 23:04	115.05	319.65	22.64	-	2.54	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 04:34	12-APR-2026 04:30	52.61	89.77	10.40	4.21	0.43	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 04:34	11-APR-2026 23:00	59.90	80.88	23.80	-	3.87	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 04:34	11-APR-2026 23:04	114.44	319.65	21.61	-	2.54	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 04:33	11-APR-2026 22:59	60.04	81.20	23.52	-	3.88	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,168

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