Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 10:45:30
PM - 2.5 49.69 (µg/m3)
PM - 10 106.31 (µg/m3)
SO2 0 (µg/m3)
CO 0.39 (mg/m3)
NO2 11.09 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 10:49:30
PM - 2.5 130 (µg/m3)
PM - 10 265 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.91 (mg/m3)
NO2 19.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 10:49:45
PM - 2.5 70.78 (µg/m3)
PM - 10 167.99 (µg/m3)
SO2 10.62 (µg/m3)
CO 1.00 (mg/m3)
NO2 8.67 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 10:45:51
PM - 2.5 288.03 (µg/m3)
PM - 10 (µg/m3)
SO2 .87 (µg/m3)
CO ##### (mg/m3)
NO2 984.7 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 10:49:31
PM - 2.5 66 (µg/m3)
PM - 10 115 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.37 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 10:49:25
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 11.2 (µg/m3)
CO 1.61 (mg/m3)
NO2 17.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 10:49:37
PM - 2.5 39 (µg/m3)
PM - 10 59 (µg/m3)
SO2 7.8 (µg/m3)
CO 0.46 (mg/m3)
NO2 20.2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 10:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 .59 (µg/m3)
CO ##### (mg/m3)
NO2 39.27 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 10:49:36
PM - 2.5 35.7 (µg/m3)
PM - 10 90.16 (µg/m3)
SO2 7.49 (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 10:49:49
PM - 2.5 35.95 (µg/m3)
PM - 10 125.34 (µg/m3)
SO2 22.41 (µg/m3)
CO 2.00 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 10:49:42
PM - 2.5 18.8 (µg/m3)
PM - 10 38.92 (µg/m3)
SO2 8.8 (µg/m3)
CO 0.32 (mg/m3)
NO2 2.25 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 10:48:14
PM - 2.5 185.54 (µg/m3)
PM - 10 319.89 (µg/m3)
SO2 41.55 (µg/m3)
CO 3.41 (mg/m3)
NO2 19.61 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 10:45:52
PM - 2.5 48.8 (µg/m3)
PM - 10 162.7 (µg/m3)
SO2 .64 (µg/m3)
CO 0.70 (mg/m3)
NO2 1.61 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 10:37:00
PM - 2.5 41.3 (µg/m3)
PM - 10 55.62 (µg/m3)
SO2 13.43 (µg/m3)
CO 0.24 (mg/m3)
NO2 5 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 10:49:20
PM - 2.5 48.08 (µg/m3)
PM - 10 82.84 (µg/m3)
SO2 9.18 (µg/m3)
CO 0.23 (mg/m3)
NO2 2.58 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 10:47:34
PM - 2.5 0 (µg/m3)
PM - 10 94.44 (µg/m3)
SO2 7.22 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.65 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 10:49:58
PM - 2.5 45 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.53 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 10:45:49
PM - 2.5 22.28 (µg/m3)
PM - 10 (µg/m3)
SO2 19.11 (µg/m3)
CO 0.59 (mg/m3)
NO2 106.48 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 10:49:40
PM - 2.5 64.94 (µg/m3)
PM - 10 119.8 (µg/m3)
SO2 37.46 (µg/m3)
CO ##### (mg/m3)
NO2 61.47 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 10:45:30
PM - 2.5 49.69 (µg/m3)
PM - 10 106.31 (µg/m3)
SO2 0 (µg/m3)
CO 0.39 (mg/m3)
NO2 11.09 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 10:49:30
PM - 2.5 130 (µg/m3)
PM - 10 265 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.91 (mg/m3)
NO2 19.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 10:49:45
PM - 2.5 70.78 (µg/m3)
PM - 10 167.99 (µg/m3)
SO2 10.62 (µg/m3)
CO 1.00 (mg/m3)
NO2 8.67 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 10:45:51
PM - 2.5 288.03 (µg/m3)
PM - 10 (µg/m3)
SO2 .87 (µg/m3)
CO ##### (mg/m3)
NO2 984.7 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 10:49:31
PM - 2.5 66 (µg/m3)
PM - 10 115 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.37 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 10:49:25
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 11.2 (µg/m3)
CO 1.61 (mg/m3)
NO2 17.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 10:49:37
PM - 2.5 39 (µg/m3)
PM - 10 59 (µg/m3)
SO2 7.8 (µg/m3)
CO 0.46 (mg/m3)
NO2 20.2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 10:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 .59 (µg/m3)
CO ##### (mg/m3)
NO2 39.27 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 10:49:36
PM - 2.5 35.7 (µg/m3)
PM - 10 90.16 (µg/m3)
SO2 7.49 (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 10:49:49
PM - 2.5 35.95 (µg/m3)
PM - 10 125.34 (µg/m3)
SO2 22.41 (µg/m3)
CO 2.00 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 10:49:42
PM - 2.5 18.8 (µg/m3)
PM - 10 38.92 (µg/m3)
SO2 8.8 (µg/m3)
CO 0.32 (mg/m3)
NO2 2.25 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 10:48:14
PM - 2.5 185.54 (µg/m3)
PM - 10 319.89 (µg/m3)
SO2 41.55 (µg/m3)
CO 3.41 (mg/m3)
NO2 19.61 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 10:45:52
PM - 2.5 48.8 (µg/m3)
PM - 10 162.7 (µg/m3)
SO2 .64 (µg/m3)
CO 0.70 (mg/m3)
NO2 1.61 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 10:37:00
PM - 2.5 41.3 (µg/m3)
PM - 10 55.62 (µg/m3)
SO2 13.43 (µg/m3)
CO 0.24 (mg/m3)
NO2 5 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 10:49:20
PM - 2.5 48.08 (µg/m3)
PM - 10 82.84 (µg/m3)
SO2 9.18 (µg/m3)
CO 0.23 (mg/m3)
NO2 2.58 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 10:47:34
PM - 2.5 0 (µg/m3)
PM - 10 94.44 (µg/m3)
SO2 7.22 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.65 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 10:49:58
PM - 2.5 45 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.53 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 10:45:49
PM - 2.5 22.28 (µg/m3)
PM - 10 (µg/m3)
SO2 19.11 (µg/m3)
CO 0.59 (mg/m3)
NO2 106.48 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 10:49:40
PM - 2.5 64.94 (µg/m3)
PM - 10 119.8 (µg/m3)
SO2 37.46 (µg/m3)
CO ##### (mg/m3)
NO2 61.47 (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	101.43

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	219.20

1 - 2

CAAQMS Data

1 - 10 of 2,607

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 10:49	12-APR-2026 05:19	35.95	125.34	22.41	-	2.00	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 10:49	12-APR-2026 05:19	36.41	126.34	24.96	-	1.98	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 10:49	12-APR-2026 10:45	48.08	82.84	9.18	2.58	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 10:48	12-APR-2026 05:18	36.61	127.22	24.47	-	1.99	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 10:48	12-APR-2026 05:18	36.67	128.34	25.76	-	1.96	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 10:47	12-APR-2026 10:45	0.00	94.44	7.22	13.65	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 10:47	12-APR-2026 05:17	36.77	129.12	22.84	-	1.95	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 10:47	12-APR-2026 05:16	36.97	130.22	23.82	-	1.96	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 10:46	12-APR-2026 05:16	37.04	131.18	24.17	-	1.98	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 10:45	12-APR-2026 05:15	37.05	132.23	25.01	-	1.96	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,607

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