Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 11:15:16
PM - 2.5 31.28 (µg/m3)
PM - 10 84.44 (µg/m3)
SO2 0 (µg/m3)
CO 0.31 (mg/m3)
NO2 10.06 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 11:20:16
PM - 2.5 47 (µg/m3)
PM - 10 93 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.67 (mg/m3)
NO2 20.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 11:20:18
PM - 2.5 70.96 (µg/m3)
PM - 10 161.44 (µg/m3)
SO2 9.79 (µg/m3)
CO 1.00 (mg/m3)
NO2 15.72 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 11:15:29
PM - 2.5 93.69 (µg/m3)
PM - 10 (µg/m3)
SO2 1.14 (µg/m3)
CO ##### (mg/m3)
NO2 984.3 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 11:20:10
PM - 2.5 33 (µg/m3)
PM - 10 56 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.22 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 11:20:10
PM - 2.5 19 (µg/m3)
PM - 10 38 (µg/m3)
SO2 10.7 (µg/m3)
CO 1.54 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 11:20:07
PM - 2.5 33 (µg/m3)
PM - 10 49 (µg/m3)
SO2 7.8 (µg/m3)
CO 0.39 (mg/m3)
NO2 20.3 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 11:15:50
PM - 2.5 182.81 (µg/m3)
PM - 10 (µg/m3)
SO2 39.52 (µg/m3)
CO ##### (mg/m3)
NO2 772.17 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 11:20:05
PM - 2.5 38.78 (µg/m3)
PM - 10 60.35 (µg/m3)
SO2 3.31 (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 11:19:57
PM - 2.5 31.48 (µg/m3)
PM - 10 101.21 (µg/m3)
SO2 25.02 (µg/m3)
CO 1.80 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 11:20:15
PM - 2.5 38.56 (µg/m3)
PM - 10 68.94 (µg/m3)
SO2 9.46 (µg/m3)
CO 0.26 (mg/m3)
NO2 1.82 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 11:18:15
PM - 2.5 66.65 (µg/m3)
PM - 10 114.92 (µg/m3)
SO2 26.65 (µg/m3)
CO 2.70 (mg/m3)
NO2 19.54 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 11:15:30
PM - 2.5 48.8 (µg/m3)
PM - 10 143.4 (µg/m3)
SO2 .74 (µg/m3)
CO 0.58 (mg/m3)
NO2 1.5 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 11:07:00
PM - 2.5 53 (µg/m3)
PM - 10 86.3 (µg/m3)
SO2 13.38 (µg/m3)
CO 0.39 (mg/m3)
NO2 7.69 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 11:19:20
PM - 2.5 49.58 (µg/m3)
PM - 10 85.14 (µg/m3)
SO2 9.59 (µg/m3)
CO 0.29 (mg/m3)
NO2 3.12 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 11:17:31
PM - 2.5 0 (µg/m3)
PM - 10 89.3 (µg/m3)
SO2 6.99 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.27 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 11:19:57
PM - 2.5 42 (µg/m3)
PM - 10 75 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.31 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 11:15:28
PM - 2.5 24.89 (µg/m3)
PM - 10 (µg/m3)
SO2 21.86 (µg/m3)
CO 0.30 (mg/m3)
NO2 270 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 11:20:09
PM - 2.5 76.17 (µg/m3)
PM - 10 131.58 (µg/m3)
SO2 35.09 (µg/m3)
CO ##### (mg/m3)
NO2 74.73 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 11:15:16
PM - 2.5 31.28 (µg/m3)
PM - 10 84.44 (µg/m3)
SO2 0 (µg/m3)
CO 0.31 (mg/m3)
NO2 10.06 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 11:20:16
PM - 2.5 47 (µg/m3)
PM - 10 93 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.67 (mg/m3)
NO2 20.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 11:20:18
PM - 2.5 70.96 (µg/m3)
PM - 10 161.44 (µg/m3)
SO2 9.79 (µg/m3)
CO 1.00 (mg/m3)
NO2 15.72 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 11:15:29
PM - 2.5 93.69 (µg/m3)
PM - 10 (µg/m3)
SO2 1.14 (µg/m3)
CO ##### (mg/m3)
NO2 984.3 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 11:20:10
PM - 2.5 33 (µg/m3)
PM - 10 56 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.22 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 11:20:10
PM - 2.5 19 (µg/m3)
PM - 10 38 (µg/m3)
SO2 10.7 (µg/m3)
CO 1.54 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 11:20:07
PM - 2.5 33 (µg/m3)
PM - 10 49 (µg/m3)
SO2 7.8 (µg/m3)
CO 0.39 (mg/m3)
NO2 20.3 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 11:15:50
PM - 2.5 182.81 (µg/m3)
PM - 10 (µg/m3)
SO2 39.52 (µg/m3)
CO ##### (mg/m3)
NO2 772.17 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 11:20:05
PM - 2.5 38.78 (µg/m3)
PM - 10 60.35 (µg/m3)
SO2 3.31 (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 11:19:57
PM - 2.5 31.48 (µg/m3)
PM - 10 101.21 (µg/m3)
SO2 25.02 (µg/m3)
CO 1.80 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 11:20:15
PM - 2.5 38.56 (µg/m3)
PM - 10 68.94 (µg/m3)
SO2 9.46 (µg/m3)
CO 0.26 (mg/m3)
NO2 1.82 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 11:18:15
PM - 2.5 66.65 (µg/m3)
PM - 10 114.92 (µg/m3)
SO2 26.65 (µg/m3)
CO 2.70 (mg/m3)
NO2 19.54 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 11:15:30
PM - 2.5 48.8 (µg/m3)
PM - 10 143.4 (µg/m3)
SO2 .74 (µg/m3)
CO 0.58 (mg/m3)
NO2 1.5 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 11:07:00
PM - 2.5 53 (µg/m3)
PM - 10 86.3 (µg/m3)
SO2 13.38 (µg/m3)
CO 0.39 (mg/m3)
NO2 7.69 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 11:19:20
PM - 2.5 49.58 (µg/m3)
PM - 10 85.14 (µg/m3)
SO2 9.59 (µg/m3)
CO 0.29 (mg/m3)
NO2 3.12 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 11:17:31
PM - 2.5 0 (µg/m3)
PM - 10 89.3 (µg/m3)
SO2 6.99 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.27 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 11:19:57
PM - 2.5 42 (µg/m3)
PM - 10 75 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.31 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 11:15:28
PM - 2.5 24.89 (µg/m3)
PM - 10 (µg/m3)
SO2 21.86 (µg/m3)
CO 0.30 (mg/m3)
NO2 270 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 11:20:09
PM - 2.5 76.17 (µg/m3)
PM - 10 131.58 (µg/m3)
SO2 35.09 (µg/m3)
CO ##### (mg/m3)
NO2 74.73 (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	98.42

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	214.22

1 - 2

CAAQMS Data

1 - 10 of 2,675

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 11:19	12-APR-2026 05:49	31.48	101.21	25.02	-	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 11:19	12-APR-2026 05:49	31.93	100.67	22.68	-	1.80	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 11:19	12-APR-2026 11:15	49.58	85.14	9.59	3.12	0.29	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 11:18	12-APR-2026 05:48	32.44	99.97	25.71	-	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 11:18	12-APR-2026 05:48	32.58	99.49	22.68	-	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 11:17	12-APR-2026 05:47	32.66	98.91	25.41	-	1.84	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 11:17	12-APR-2026 11:15	0.00	89.30	6.99	13.27	0.42	site_1963	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 11:17	12-APR-2026 05:47	32.66	98.30	22.37	-	1.86	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 11:16	12-APR-2026 05:46	32.81	97.75	23.19	-	1.84	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 11:15	12-APR-2026 05:45	32.91	97.38	24.57	-	1.87	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,675

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