Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 02:06:00
PM - 2.5 71.64 (µg/m3)
PM - 10 211.87 (µg/m3)
SO2 5.06 (µg/m3)
CO 1.52 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 02:00:45
PM - 2.5 21.68 (µg/m3)
PM - 10 68.8 (µg/m3)
SO2 0 (µg/m3)
CO 0.16 (mg/m3)
NO2 14.99 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 02:05:29
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.03 (mg/m3)
NO2 19.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 02:05:56
PM - 2.5 119.71 (µg/m3)
PM - 10 305.1 (µg/m3)
SO2 8.62 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 02:00:19
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 02:06:08
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.3 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 02:06:04
PM - 2.5 45.96 (µg/m3)
PM - 10 74.42 (µg/m3)
SO2 21.37 (µg/m3)
CO 1.41 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 02:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 10.53 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 02:06:04
PM - 2.5 62.21 (µg/m3)
PM - 10 199.4 (µg/m3)
SO2 .72 (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 02:05:56
PM - 2.5 262.57 (µg/m3)
PM - 10 216.22 (µg/m3)
SO2 22.02 (µg/m3)
CO 2.86 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 02:03:20
PM - 2.5 128.21 (µg/m3)
PM - 10 221.05 (µg/m3)
SO2 20.7 (µg/m3)
CO 3.87 (mg/m3)
NO2 19.29 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 02:00:24
PM - 2.5 45.8 (µg/m3)
PM - 10 139 (µg/m3)
SO2 .6 (µg/m3)
CO 0.62 (mg/m3)
NO2 2.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 01:52:00
PM - 2.5 57.7 (µg/m3)
PM - 10 98.55 (µg/m3)
SO2 12.38 (µg/m3)
CO 0.46 (mg/m3)
NO2 8.76 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 02:04:18
PM - 2.5 47.44 (µg/m3)
PM - 10 81.85 (µg/m3)
SO2 9.01 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.35 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 02:02:34
PM - 2.5 0 (µg/m3)
PM - 10 22 (µg/m3)
SO2 7.05 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.36 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 02:05:57
PM - 2.5 65 (µg/m3)
PM - 10 115 (µg/m3)
SO2 4.8 (µg/m3)
CO 2.27 (mg/m3)
NO2 3.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 02:00:08
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 16.31 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 02:05:59
PM - 2.5 150.45 (µg/m3)
PM - 10 228.83 (µg/m3)
SO2 14.64 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 02:06:00
PM - 2.5 71.64 (µg/m3)
PM - 10 211.87 (µg/m3)
SO2 5.06 (µg/m3)
CO 1.52 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 02:00:45
PM - 2.5 21.68 (µg/m3)
PM - 10 68.8 (µg/m3)
SO2 0 (µg/m3)
CO 0.16 (mg/m3)
NO2 14.99 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 02:05:29
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.03 (mg/m3)
NO2 19.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 02:05:56
PM - 2.5 119.71 (µg/m3)
PM - 10 305.1 (µg/m3)
SO2 8.62 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 02:00:19
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 02:06:08
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.3 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 02:06:04
PM - 2.5 45.96 (µg/m3)
PM - 10 74.42 (µg/m3)
SO2 21.37 (µg/m3)
CO 1.41 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 02:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 10.53 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 02:06:04
PM - 2.5 62.21 (µg/m3)
PM - 10 199.4 (µg/m3)
SO2 .72 (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 02:05:56
PM - 2.5 262.57 (µg/m3)
PM - 10 216.22 (µg/m3)
SO2 22.02 (µg/m3)
CO 2.86 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 02:03:20
PM - 2.5 128.21 (µg/m3)
PM - 10 221.05 (µg/m3)
SO2 20.7 (µg/m3)
CO 3.87 (mg/m3)
NO2 19.29 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 02:00:24
PM - 2.5 45.8 (µg/m3)
PM - 10 139 (µg/m3)
SO2 .6 (µg/m3)
CO 0.62 (mg/m3)
NO2 2.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 01:52:00
PM - 2.5 57.7 (µg/m3)
PM - 10 98.55 (µg/m3)
SO2 12.38 (µg/m3)
CO 0.46 (mg/m3)
NO2 8.76 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 02:04:18
PM - 2.5 47.44 (µg/m3)
PM - 10 81.85 (µg/m3)
SO2 9.01 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.35 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 02:02:34
PM - 2.5 0 (µg/m3)
PM - 10 22 (µg/m3)
SO2 7.05 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.36 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 02:05:57
PM - 2.5 65 (µg/m3)
PM - 10 115 (µg/m3)
SO2 4.8 (µg/m3)
CO 2.27 (mg/m3)
NO2 3.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 02:00:08
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 16.31 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 02:05:59
PM - 2.5 150.45 (µg/m3)
PM - 10 228.83 (µg/m3)
SO2 14.64 (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	239.63

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	164.85
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	348.65

1 - 2

CAAQMS Data

1 - 10 of 539

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 02:06	11-APR-2026 20:32	45.96	74.42	21.37	-	1.41	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 02:05	11-APR-2026 20:35	262.57	216.22	22.02	-	2.86	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:05	11-APR-2026 20:31	45.72	74.16	21.01	-	1.34	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 02:05	11-APR-2026 20:35	265.64	216.97	21.96	-	2.84	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:05	11-APR-2026 20:31	45.65	74.04	21.62	-	1.29	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 02:04	11-APR-2026 20:34	269.12	217.68	22.97	-	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 02:04	11-APR-2026 20:30	45.75	73.93	21.35	-	1.24	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 02:04	12-APR-2026 02:00	47.44	81.85	9.01	2.35	0.20	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 02:04	11-APR-2026 20:34	272.39	218.23	22.38	-	2.85	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:04	11-APR-2026 20:30	45.94	73.89	21.60	-	1.18	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 539

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