Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 09:46:00
PM - 2.5 50.08 (µg/m3)
PM - 10 93.48 (µg/m3)
SO2 0 (µg/m3)
CO 0.66 (mg/m3)
NO2 18.08 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 09:51:00
PM - 2.5 76 (µg/m3)
PM - 10 156 (µg/m3)
SO2 4.7 (µg/m3)
CO 2.80 (mg/m3)
NO2 19.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 09:51:32
PM - 2.5 57.28 (µg/m3)
PM - 10 181.14 (µg/m3)
SO2 32.73 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 09:45:31
PM - 2.5 5.39 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 30.48 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 09:51:22
PM - 2.5 50 (µg/m3)
PM - 10 89 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.98 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 09:51:39
PM - 2.5 9 (µg/m3)
PM - 10 18 (µg/m3)
SO2 10.7 (µg/m3)
CO 1.58 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 09:51:36
PM - 2.5 33 (µg/m3)
PM - 10 51 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.62 (mg/m3)
NO2 20.6 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 09:45:42
PM - 2.5 19.78 (µg/m3)
PM - 10 49.69 (µg/m3)
SO2 20.15 (µg/m3)
CO 0.59 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 09:45:50
PM - 2.5 26.78 (µg/m3)
PM - 10 (µg/m3)
SO2 610.7 (µg/m3)
CO 0.08 (mg/m3)
NO2 987.41 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 09:51:35
PM - 2.5 70.05 (µg/m3)
PM - 10 96.94 (µg/m3)
SO2 21.78 (µg/m3)
CO 0.52 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 09:51:31
PM - 2.5 44.06 (µg/m3)
PM - 10 155.79 (µg/m3)
SO2 24.2 (µg/m3)
CO 2.32 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 09:48:15
PM - 2.5 222.59 (µg/m3)
PM - 10 383.77 (µg/m3)
SO2 20.28 (µg/m3)
CO 4.18 (mg/m3)
NO2 19.77 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 09:45:38
PM - 2.5 97.6 (µg/m3)
PM - 10 301.7 (µg/m3)
SO2 .56 (µg/m3)
CO 1.09 (mg/m3)
NO2 2.17 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 09:37:42
PM - 2.5 53.2 (µg/m3)
PM - 10 86.98 (µg/m3)
SO2 12.25 (µg/m3)
CO 0.40 (mg/m3)
NO2 7.75 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 09:49:20
PM - 2.5 56.91 (µg/m3)
PM - 10 96.37 (µg/m3)
SO2 11.56 (µg/m3)
CO 0.62 (mg/m3)
NO2 5.75 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 09:47:31
PM - 2.5 0 (µg/m3)
PM - 10 57.01 (µg/m3)
SO2 6.98 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.12 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 09:51:38
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.84 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 09:45:32
PM - 2.5 18.19 (µg/m3)
PM - 10 (µg/m3)
SO2 15.16 (µg/m3)
CO 0.31 (mg/m3)
NO2 237.02 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 09:51:39
PM - 2.5 35.15 (µg/m3)
PM - 10 77.55 (µg/m3)
SO2 19.54 (µg/m3)
CO ##### (mg/m3)
NO2 32.97 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 09:46:00
PM - 2.5 50.08 (µg/m3)
PM - 10 93.48 (µg/m3)
SO2 0 (µg/m3)
CO 0.66 (mg/m3)
NO2 18.08 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 09:51:00
PM - 2.5 76 (µg/m3)
PM - 10 156 (µg/m3)
SO2 4.7 (µg/m3)
CO 2.80 (mg/m3)
NO2 19.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 09:51:32
PM - 2.5 57.28 (µg/m3)
PM - 10 181.14 (µg/m3)
SO2 32.73 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 09:45:31
PM - 2.5 5.39 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 30.48 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 09:51:22
PM - 2.5 50 (µg/m3)
PM - 10 89 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.98 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 09:51:39
PM - 2.5 9 (µg/m3)
PM - 10 18 (µg/m3)
SO2 10.7 (µg/m3)
CO 1.58 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 09:51:36
PM - 2.5 33 (µg/m3)
PM - 10 51 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.62 (mg/m3)
NO2 20.6 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 09:45:42
PM - 2.5 19.78 (µg/m3)
PM - 10 49.69 (µg/m3)
SO2 20.15 (µg/m3)
CO 0.59 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 09:45:50
PM - 2.5 26.78 (µg/m3)
PM - 10 (µg/m3)
SO2 610.7 (µg/m3)
CO 0.08 (mg/m3)
NO2 987.41 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 09:51:35
PM - 2.5 70.05 (µg/m3)
PM - 10 96.94 (µg/m3)
SO2 21.78 (µg/m3)
CO 0.52 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 09:51:31
PM - 2.5 44.06 (µg/m3)
PM - 10 155.79 (µg/m3)
SO2 24.2 (µg/m3)
CO 2.32 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 09:48:15
PM - 2.5 222.59 (µg/m3)
PM - 10 383.77 (µg/m3)
SO2 20.28 (µg/m3)
CO 4.18 (mg/m3)
NO2 19.77 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 09:45:38
PM - 2.5 97.6 (µg/m3)
PM - 10 301.7 (µg/m3)
SO2 .56 (µg/m3)
CO 1.09 (mg/m3)
NO2 2.17 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 09:37:42
PM - 2.5 53.2 (µg/m3)
PM - 10 86.98 (µg/m3)
SO2 12.25 (µg/m3)
CO 0.40 (mg/m3)
NO2 7.75 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 09:49:20
PM - 2.5 56.91 (µg/m3)
PM - 10 96.37 (µg/m3)
SO2 11.56 (µg/m3)
CO 0.62 (mg/m3)
NO2 5.75 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 09:47:31
PM - 2.5 0 (µg/m3)
PM - 10 57.01 (µg/m3)
SO2 6.98 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.12 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 09:51:38
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.84 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 09:45:32
PM - 2.5 18.19 (µg/m3)
PM - 10 (µg/m3)
SO2 15.16 (µg/m3)
CO 0.31 (mg/m3)
NO2 237.02 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 09:51:39
PM - 2.5 35.15 (µg/m3)
PM - 10 77.55 (µg/m3)
SO2 19.54 (µg/m3)
CO ##### (mg/m3)
NO2 32.97 (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	107.14

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	110.46
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	224.34

1 - 2

CAAQMS Data

1 - 10 of 2,479

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 09:51	12-APR-2026 04:21	44.06	155.79	24.20	-	2.32	site_5664	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 09:51	12-APR-2026 04:21	44.06	154.72	24.61	-	2.33	site_5664	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 09:50	12-APR-2026 04:20	44.06	153.45	24.22	-	2.36	site_5664	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 09:49	12-APR-2026 04:19	44.06	152.40	24.94	-	2.35	site_5664	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 09:49	12-APR-2026 04:19	44.06	151.44	21.58	-	2.35	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 09:49	12-APR-2026 09:45	56.91	96.37	11.56	5.75	0.62	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 09:48	12-APR-2026 04:18	44.06	150.43	24.20	-	2.32	site_5664	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 09:48	12-APR-2026 04:18	44.06	149.38	24.14	-	2.34	site_5664	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 09:47	12-APR-2026 04:17	44.06	148.50	21.69	-	2.35	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 09:47	12-APR-2026 09:45	0.00	57.01	6.98	13.12	0.42	site_1963	Envea India Pvt Ltd

1 - 10 of 2,479

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