Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 11:30:09
PM - 2.5 31.28 (µg/m3)
PM - 10 84.44 (µg/m3)
SO2 0 (µg/m3)
CO 0.28 (mg/m3)
NO2 8.83 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 11:36:46
PM - 2.5 47 (µg/m3)
PM - 10 93 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.56 (mg/m3)
NO2 19.7 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 11:36:47
PM - 2.5 63.12 (µg/m3)
PM - 10 142.58 (µg/m3)
SO2 12.03 (µg/m3)
CO 1.00 (mg/m3)
NO2 20.87 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 11:30:18
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.35 (µg/m3)
CO (mg/m3)
NO2 .98 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 11:36:23
PM - 2.5 33 (µg/m3)
PM - 10 56 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.17 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 11:36:39
PM - 2.5 19 (µg/m3)
PM - 10 38 (µg/m3)
SO2 11.5 (µg/m3)
CO 1.55 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 11:36:38
PM - 2.5 33 (µg/m3)
PM - 10 49 (µg/m3)
SO2 7.7 (µg/m3)
CO 0.36 (mg/m3)
NO2 20.3 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 11:30:51
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 11:36:35
PM - 2.5 42.39 (µg/m3)
PM - 10 81.32 (µg/m3)
SO2 1.21 (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 11:36:48
PM - 2.5 32.99 (µg/m3)
PM - 10 110.12 (µg/m3)
SO2 23.42 (µg/m3)
CO 1.81 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 11:36:43
PM - 2.5 46.87 (µg/m3)
PM - 10 84.11 (µg/m3)
SO2 14.37 (µg/m3)
CO 0.33 (mg/m3)
NO2 1.9 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 11:33:14
PM - 2.5 66.65 (µg/m3)
PM - 10 114.92 (µg/m3)
SO2 27.34 (µg/m3)
CO 3.38 (mg/m3)
NO2 19.58 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 11:30:19
PM - 2.5 50.1 (µg/m3)
PM - 10 143.4 (µg/m3)
SO2 .49 (µg/m3)
CO 0.53 (mg/m3)
NO2 1.46 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 11:22:00
PM - 2.5 50.1 (µg/m3)
PM - 10 78.72 (µg/m3)
SO2 12.8 (µg/m3)
CO 0.36 (mg/m3)
NO2 7.02 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 11:34:21
PM - 2.5 48.05 (µg/m3)
PM - 10 82.79 (µg/m3)
SO2 9.18 (µg/m3)
CO 0.23 (mg/m3)
NO2 2.57 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 11:32:31
PM - 2.5 0 (µg/m3)
PM - 10 102.43 (µg/m3)
SO2 6.73 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.62 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 11:36:27
PM - 2.5 42 (µg/m3)
PM - 10 75 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.26 (mg/m3)
NO2 3.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 11:30:17
PM - 2.5 25.07 (µg/m3)
PM - 10 (µg/m3)
SO2 21.88 (µg/m3)
CO 0.38 (mg/m3)
NO2 229.88 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 11:36:41
PM - 2.5 74.88 (µg/m3)
PM - 10 132.99 (µg/m3)
SO2 18.06 (µg/m3)
CO ##### (mg/m3)
NO2 57.15 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 11:30:09
PM - 2.5 31.28 (µg/m3)
PM - 10 84.44 (µg/m3)
SO2 0 (µg/m3)
CO 0.28 (mg/m3)
NO2 8.83 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 11:36:46
PM - 2.5 47 (µg/m3)
PM - 10 93 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.56 (mg/m3)
NO2 19.7 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 11:36:47
PM - 2.5 63.12 (µg/m3)
PM - 10 142.58 (µg/m3)
SO2 12.03 (µg/m3)
CO 1.00 (mg/m3)
NO2 20.87 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 11:30:18
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.35 (µg/m3)
CO (mg/m3)
NO2 .98 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 11:36:23
PM - 2.5 33 (µg/m3)
PM - 10 56 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.17 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 11:36:39
PM - 2.5 19 (µg/m3)
PM - 10 38 (µg/m3)
SO2 11.5 (µg/m3)
CO 1.55 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 11:36:38
PM - 2.5 33 (µg/m3)
PM - 10 49 (µg/m3)
SO2 7.7 (µg/m3)
CO 0.36 (mg/m3)
NO2 20.3 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 11:30:51
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 11:36:35
PM - 2.5 42.39 (µg/m3)
PM - 10 81.32 (µg/m3)
SO2 1.21 (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 11:36:48
PM - 2.5 32.99 (µg/m3)
PM - 10 110.12 (µg/m3)
SO2 23.42 (µg/m3)
CO 1.81 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 11:36:43
PM - 2.5 46.87 (µg/m3)
PM - 10 84.11 (µg/m3)
SO2 14.37 (µg/m3)
CO 0.33 (mg/m3)
NO2 1.9 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 11:33:14
PM - 2.5 66.65 (µg/m3)
PM - 10 114.92 (µg/m3)
SO2 27.34 (µg/m3)
CO 3.38 (mg/m3)
NO2 19.58 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 11:30:19
PM - 2.5 50.1 (µg/m3)
PM - 10 143.4 (µg/m3)
SO2 .49 (µg/m3)
CO 0.53 (mg/m3)
NO2 1.46 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 11:22:00
PM - 2.5 50.1 (µg/m3)
PM - 10 78.72 (µg/m3)
SO2 12.8 (µg/m3)
CO 0.36 (mg/m3)
NO2 7.02 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 11:34:21
PM - 2.5 48.05 (µg/m3)
PM - 10 82.79 (µg/m3)
SO2 9.18 (µg/m3)
CO 0.23 (mg/m3)
NO2 2.57 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 11:32:31
PM - 2.5 0 (µg/m3)
PM - 10 102.43 (µg/m3)
SO2 6.73 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.62 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 11:36:27
PM - 2.5 42 (µg/m3)
PM - 10 75 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.26 (mg/m3)
NO2 3.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 11:30:17
PM - 2.5 25.07 (µg/m3)
PM - 10 (µg/m3)
SO2 21.88 (µg/m3)
CO 0.38 (mg/m3)
NO2 229.88 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 11:36:41
PM - 2.5 74.88 (µg/m3)
PM - 10 132.99 (µg/m3)
SO2 18.06 (µg/m3)
CO ##### (mg/m3)
NO2 57.15 (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	96.82

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	211.70

1 - 2

CAAQMS Data

1 - 10 of 2,713

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 11:36	12-APR-2026 06:06	32.99	110.12	23.42	-	1.81	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 11:36	12-APR-2026 06:06	33.29	109.63	23.84	-	1.81	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 11:35	12-APR-2026 06:05	33.37	109.02	26.21	-	1.80	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 11:35	12-APR-2026 06:05	33.45	108.59	24.16	-	1.80	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 11:34	12-APR-2026 06:04	33.35	108.41	23.93	-	1.80	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 11:34	12-APR-2026 11:30	48.05	82.79	9.18	2.57	0.23	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 11:34	12-APR-2026 06:03	33.34	108.60	23.59	-	1.78	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 11:33	12-APR-2026 06:03	33.35	108.76	25.13	-	1.79	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 11:32	12-APR-2026 06:02	33.44	108.97	25.37	-	1.80	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 11:32	12-APR-2026 11:30	0.00	102.43	6.73	13.62	0.42	site_1963	Envea India Pvt Ltd

1 - 10 of 2,713

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