Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 01:50:31
PM - 2.5 75.87 (µg/m3)
PM - 10 217.05 (µg/m3)
SO2 5.85 (µg/m3)
CO 1.55 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 01:45:52
PM - 2.5 20.67 (µg/m3)
PM - 10 68.8 (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 01:50:28
PM - 2.5 5 (µg/m3)
PM - 10 9 (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 01:50:36
PM - 2.5 126.26 (µg/m3)
PM - 10 354.94 (µg/m3)
SO2 9.87 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 01:45:31
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.45 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 01:50:38
PM - 2.5 5 (µg/m3)
PM - 10 8 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.33 (mg/m3)
NO2 20.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 01:50:34
PM - 2.5 47.77 (µg/m3)
PM - 10 94.41 (µg/m3)
SO2 19.5 (µg/m3)
CO 0.88 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 01:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.34 (mg/m3)
NO2 9.34 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 01:50:36
PM - 2.5 66.71 (µg/m3)
PM - 10 247.8 (µg/m3)
SO2 .7 (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 01:50:18
PM - 2.5 374.51 (µg/m3)
PM - 10 213.14 (µg/m3)
SO2 21.24 (µg/m3)
CO 2.82 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 01:48:13
PM - 2.5 109.54 (µg/m3)
PM - 10 188.87 (µg/m3)
SO2 21.67 (µg/m3)
CO 3.24 (mg/m3)
NO2 19.33 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 01:45:35
PM - 2.5 45.8 (µg/m3)
PM - 10 139 (µg/m3)
SO2 .61 (µg/m3)
CO 0.64 (mg/m3)
NO2 2.67 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 01:37:01
PM - 2.5 56.1 (µg/m3)
PM - 10 94.41 (µg/m3)
SO2 12.71 (µg/m3)
CO 0.43 (mg/m3)
NO2 8.4 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 01:49:18
PM - 2.5 52.51 (µg/m3)
PM - 10 89.62 (µg/m3)
SO2 10.38 (µg/m3)
CO 0.43 (mg/m3)
NO2 4.17 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 01:47:31
PM - 2.5 0 (µg/m3)
PM - 10 27.8 (µg/m3)
SO2 6.84 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.24 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 01:50:36
PM - 2.5 69 (µg/m3)
PM - 10 124 (µg/m3)
SO2 4.8 (µg/m3)
CO 2.55 (mg/m3)
NO2 3.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 01:45:19
PM - 2.5 16.5 (µg/m3)
PM - 10 (µg/m3)
SO2 13.33 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 01:50:31
PM - 2.5 159.96 (µg/m3)
PM - 10 217.88 (µg/m3)
SO2 26.24 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 01:50:31
PM - 2.5 75.87 (µg/m3)
PM - 10 217.05 (µg/m3)
SO2 5.85 (µg/m3)
CO 1.55 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 01:45:52
PM - 2.5 20.67 (µg/m3)
PM - 10 68.8 (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 01:50:28
PM - 2.5 5 (µg/m3)
PM - 10 9 (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 01:50:36
PM - 2.5 126.26 (µg/m3)
PM - 10 354.94 (µg/m3)
SO2 9.87 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 01:45:31
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.45 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 01:50:38
PM - 2.5 5 (µg/m3)
PM - 10 8 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.33 (mg/m3)
NO2 20.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 01:50:34
PM - 2.5 47.77 (µg/m3)
PM - 10 94.41 (µg/m3)
SO2 19.5 (µg/m3)
CO 0.88 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 01:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.34 (mg/m3)
NO2 9.34 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 01:50:36
PM - 2.5 66.71 (µg/m3)
PM - 10 247.8 (µg/m3)
SO2 .7 (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 01:50:18
PM - 2.5 374.51 (µg/m3)
PM - 10 213.14 (µg/m3)
SO2 21.24 (µg/m3)
CO 2.82 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 01:48:13
PM - 2.5 109.54 (µg/m3)
PM - 10 188.87 (µg/m3)
SO2 21.67 (µg/m3)
CO 3.24 (mg/m3)
NO2 19.33 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 01:45:35
PM - 2.5 45.8 (µg/m3)
PM - 10 139 (µg/m3)
SO2 .61 (µg/m3)
CO 0.64 (mg/m3)
NO2 2.67 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 01:37:01
PM - 2.5 56.1 (µg/m3)
PM - 10 94.41 (µg/m3)
SO2 12.71 (µg/m3)
CO 0.43 (mg/m3)
NO2 8.4 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 01:49:18
PM - 2.5 52.51 (µg/m3)
PM - 10 89.62 (µg/m3)
SO2 10.38 (µg/m3)
CO 0.43 (mg/m3)
NO2 4.17 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 01:47:31
PM - 2.5 0 (µg/m3)
PM - 10 27.8 (µg/m3)
SO2 6.84 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.24 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 01:50:36
PM - 2.5 69 (µg/m3)
PM - 10 124 (µg/m3)
SO2 4.8 (µg/m3)
CO 2.55 (mg/m3)
NO2 3.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 01:45:19
PM - 2.5 16.5 (µg/m3)
PM - 10 (µg/m3)
SO2 13.33 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 01:50:31
PM - 2.5 159.96 (µg/m3)
PM - 10 217.88 (µg/m3)
SO2 26.24 (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	228.29

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	176.61
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	368.22

1 - 2

CAAQMS Data

1 - 10 of 473

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 01:50	11-APR-2026 20:16	47.77	94.41	19.50	-	0.88	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 01:50	11-APR-2026 20:20	374.51	213.14	21.24	-	2.82	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 01:50	11-APR-2026 20:16	47.62	95.60	19.46	-	0.88	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 01:49	11-APR-2026 20:19	377.82	212.94	22.13	-	2.80	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 01:49	11-APR-2026 20:15	47.54	96.87	19.42	-	0.88	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 01:49	12-APR-2026 01:45	52.51	89.62	10.38	4.17	0.43	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 01:49	11-APR-2026 20:19	381.97	212.98	20.90	-	2.78	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 01:49	11-APR-2026 20:15	47.39	98.11	19.78	-	0.88	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 01:48	11-APR-2026 20:18	385.19	213.13	22.78	-	2.83	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 01:48	11-APR-2026 20:14	47.24	99.26	19.62	-	0.88	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 473

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