Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 12:45:32
PM - 2.5 26.79 (µg/m3)
PM - 10 65.91 (µg/m3)
SO2 0 (µg/m3)
CO 0.12 (mg/m3)
NO2 5.55 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 12:38:17
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.26 (mg/m3)
NO2 20.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 12:48:20
PM - 2.5 36.91 (µg/m3)
PM - 10 114.04 (µg/m3)
SO2 42.69 (µg/m3)
CO 1.00 (mg/m3)
NO2 41.93 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 12:45:21
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.37 (µg/m3)
CO ##### (mg/m3)
NO2 .75 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 12:48:21
PM - 2.5 27 (µg/m3)
PM - 10 47 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.10 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 12:47:56
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10.4 (µg/m3)
CO 1.48 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 12:48:09
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7.4 (µg/m3)
CO 0.32 (mg/m3)
NO2 21.2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 12:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.69 (mg/m3)
NO2 257.41 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 12:48:05
PM - 2.5 47.83 (µg/m3)
PM - 10 149.9 (µg/m3)
SO2 2.69 (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 12:48:15
PM - 2.5 44.44 (µg/m3)
PM - 10 93.93 (µg/m3)
SO2 24.52 (µg/m3)
CO 1.67 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 12:48:16
PM - 2.5 60.21 (µg/m3)
PM - 10 88.47 (µg/m3)
SO2 16.03 (µg/m3)
CO 0.20 (mg/m3)
NO2 1.91 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 12:48:14
PM - 2.5 62.32 (µg/m3)
PM - 10 107.45 (µg/m3)
SO2 20.95 (µg/m3)
CO 3.12 (mg/m3)
NO2 19.5 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 12:45:23
PM - 2.5 48.8 (µg/m3)
PM - 10 129.3 (µg/m3)
SO2 .8 (µg/m3)
CO 0.43 (mg/m3)
NO2 1.33 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 12:37:01
PM - 2.5 58 (µg/m3)
PM - 10 99.41 (µg/m3)
SO2 13.6 (µg/m3)
CO 0.46 (mg/m3)
NO2 8.84 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 12:34:21
PM - 2.5 52.48 (µg/m3)
PM - 10 89.57 (µg/m3)
SO2 10.37 (µg/m3)
CO 0.42 (mg/m3)
NO2 4.16 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 12:47:31
PM - 2.5 0 (µg/m3)
PM - 10 24.06 (µg/m3)
SO2 7.85 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.67 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 12:47:57
PM - 2.5 26 (µg/m3)
PM - 10 44 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.10 (mg/m3)
NO2 3.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 12:45:24
PM - 2.5 .92 (µg/m3)
PM - 10 (µg/m3)
SO2 276.88 (µg/m3)
CO ##### (mg/m3)
NO2 22.87 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 12:48:11
PM - 2.5 40.46 (µg/m3)
PM - 10 110.71 (µg/m3)
SO2 59.49 (µg/m3)
CO ##### (mg/m3)
NO2 68.23 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 12:45:32
PM - 2.5 26.79 (µg/m3)
PM - 10 65.91 (µg/m3)
SO2 0 (µg/m3)
CO 0.12 (mg/m3)
NO2 5.55 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 12:38:17
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.26 (mg/m3)
NO2 20.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 12:48:20
PM - 2.5 36.91 (µg/m3)
PM - 10 114.04 (µg/m3)
SO2 42.69 (µg/m3)
CO 1.00 (mg/m3)
NO2 41.93 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 12:45:21
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.37 (µg/m3)
CO ##### (mg/m3)
NO2 .75 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 12:48:21
PM - 2.5 27 (µg/m3)
PM - 10 47 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.10 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 12:47:56
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10.4 (µg/m3)
CO 1.48 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 12:48:09
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7.4 (µg/m3)
CO 0.32 (mg/m3)
NO2 21.2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 12:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.69 (mg/m3)
NO2 257.41 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 12:48:05
PM - 2.5 47.83 (µg/m3)
PM - 10 149.9 (µg/m3)
SO2 2.69 (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 12:48:15
PM - 2.5 44.44 (µg/m3)
PM - 10 93.93 (µg/m3)
SO2 24.52 (µg/m3)
CO 1.67 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 12:48:16
PM - 2.5 60.21 (µg/m3)
PM - 10 88.47 (µg/m3)
SO2 16.03 (µg/m3)
CO 0.20 (mg/m3)
NO2 1.91 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 12:48:14
PM - 2.5 62.32 (µg/m3)
PM - 10 107.45 (µg/m3)
SO2 20.95 (µg/m3)
CO 3.12 (mg/m3)
NO2 19.5 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 12:45:23
PM - 2.5 48.8 (µg/m3)
PM - 10 129.3 (µg/m3)
SO2 .8 (µg/m3)
CO 0.43 (mg/m3)
NO2 1.33 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 12:37:01
PM - 2.5 58 (µg/m3)
PM - 10 99.41 (µg/m3)
SO2 13.6 (µg/m3)
CO 0.46 (mg/m3)
NO2 8.84 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 12:34:21
PM - 2.5 52.48 (µg/m3)
PM - 10 89.57 (µg/m3)
SO2 10.37 (µg/m3)
CO 0.42 (mg/m3)
NO2 4.16 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 12:47:31
PM - 2.5 0 (µg/m3)
PM - 10 24.06 (µg/m3)
SO2 7.85 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.67 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 12:47:57
PM - 2.5 26 (µg/m3)
PM - 10 44 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.10 (mg/m3)
NO2 3.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 12:45:24
PM - 2.5 .92 (µg/m3)
PM - 10 (µg/m3)
SO2 276.88 (µg/m3)
CO ##### (mg/m3)
NO2 22.87 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 12:48:11
PM - 2.5 40.46 (µg/m3)
PM - 10 110.71 (µg/m3)
SO2 59.49 (µg/m3)
CO ##### (mg/m3)
NO2 68.23 (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	90.59

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	201.44

1 - 2

CAAQMS Data

1 - 10 of 2,877

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 12:48	12-APR-2026 07:18	44.44	93.93	24.52	-	1.67	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 12:47	12-APR-2026 07:17	44.07	93.91	21.67	-	1.68	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 12:47	12-APR-2026 12:45	0.00	24.06	7.85	13.67	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 12:47	12-APR-2026 07:17	43.47	93.75	24.07	-	1.71	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 12:46	12-APR-2026 07:16	42.50	93.42	22.92	-	1.70	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 12:46	12-APR-2026 07:16	41.58	93.04	23.37	-	1.69	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 12:45	12-APR-2026 07:15	40.68	92.57	21.81	-	1.72	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	12-APR-2026 12:45	12-APR-2026 07:14	0.92	-	276.88	22.87	38.19	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	12-APR-2026 12:45	12-APR-2026 07:15	39.91	92.42	23.62	-	1.70	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 12:44	12-APR-2026 07:14	39.01	92.45	23.02	-	1.71	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,877

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