Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 13:00:24
PM - 2.5 26.75 (µg/m3)
PM - 10 65.91 (µg/m3)
SO2 0 (µg/m3)
CO 0.12 (mg/m3)
NO2 6.16 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 13:05:03
PM - 2.5 19 (µg/m3)
PM - 10 38 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.08 (mg/m3)
NO2 20.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 13:05:21
PM - 2.5 35.85 (µg/m3)
PM - 10 107.93 (µg/m3)
SO2 17.03 (µg/m3)
CO 1.00 (mg/m3)
NO2 32.91 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 13:00:10
PM - 2.5 982.43 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 42.53 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 13:05:09
PM - 2.5 22 (µg/m3)
PM - 10 36 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.11 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 13:05:11
PM - 2.5 26 (µg/m3)
PM - 10 53 (µg/m3)
SO2 10.3 (µg/m3)
CO 1.46 (mg/m3)
NO2 17.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 13:04:53
PM - 2.5 20 (µg/m3)
PM - 10 31 (µg/m3)
SO2 7.3 (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 13:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.44 (mg/m3)
NO2 358.44 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 13:05:05
PM - 2.5 52.06 (µg/m3)
PM - 10 264.3 (µg/m3)
SO2 2.89 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 13:05:10
PM - 2.5 37.06 (µg/m3)
PM - 10 103.24 (µg/m3)
SO2 23.41 (µg/m3)
CO 1.81 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 13:05:17
PM - 2.5 57.72 (µg/m3)
PM - 10 93.63 (µg/m3)
SO2 13.2 (µg/m3)
CO 0.21 (mg/m3)
NO2 1.85 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 13:03:14
PM - 2.5 60.03 (µg/m3)
PM - 10 103.49 (µg/m3)
SO2 19.87 (µg/m3)
CO 3.43 (mg/m3)
NO2 19.51 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 13:00:12
PM - 2.5 48.8 (µg/m3)
PM - 10 129.3 (µg/m3)
SO2 .62 (µg/m3)
CO 0.38 (mg/m3)
NO2 1.31 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 12:52:01
PM - 2.5 50.9 (µg/m3)
PM - 10 80.9 (µg/m3)
SO2 12.64 (µg/m3)
CO 0.37 (mg/m3)
NO2 7.21 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 13:04:21
PM - 2.5 48.66 (µg/m3)
PM - 10 83.72 (µg/m3)
SO2 9.34 (µg/m3)
CO 0.25 (mg/m3)
NO2 2.79 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 13:02:31
PM - 2.5 0 (µg/m3)
PM - 10 20.13 (µg/m3)
SO2 7.6 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.47 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 13:04:57
PM - 2.5 28 (µg/m3)
PM - 10 48 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.10 (mg/m3)
NO2 4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 13:00:13
PM - 2.5 23.63 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 17.65 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 13:05:11
PM - 2.5 41.68 (µg/m3)
PM - 10 112.74 (µg/m3)
SO2 37.75 (µg/m3)
CO ##### (mg/m3)
NO2 69.2 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 13:00:24
PM - 2.5 26.75 (µg/m3)
PM - 10 65.91 (µg/m3)
SO2 0 (µg/m3)
CO 0.12 (mg/m3)
NO2 6.16 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 13:05:03
PM - 2.5 19 (µg/m3)
PM - 10 38 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.08 (mg/m3)
NO2 20.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 13:05:21
PM - 2.5 35.85 (µg/m3)
PM - 10 107.93 (µg/m3)
SO2 17.03 (µg/m3)
CO 1.00 (mg/m3)
NO2 32.91 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 13:00:10
PM - 2.5 982.43 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 42.53 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 13:05:09
PM - 2.5 22 (µg/m3)
PM - 10 36 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.11 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 13:05:11
PM - 2.5 26 (µg/m3)
PM - 10 53 (µg/m3)
SO2 10.3 (µg/m3)
CO 1.46 (mg/m3)
NO2 17.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 13:04:53
PM - 2.5 20 (µg/m3)
PM - 10 31 (µg/m3)
SO2 7.3 (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 13:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.44 (mg/m3)
NO2 358.44 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 13:05:05
PM - 2.5 52.06 (µg/m3)
PM - 10 264.3 (µg/m3)
SO2 2.89 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 13:05:10
PM - 2.5 37.06 (µg/m3)
PM - 10 103.24 (µg/m3)
SO2 23.41 (µg/m3)
CO 1.81 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 13:05:17
PM - 2.5 57.72 (µg/m3)
PM - 10 93.63 (µg/m3)
SO2 13.2 (µg/m3)
CO 0.21 (mg/m3)
NO2 1.85 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 13:03:14
PM - 2.5 60.03 (µg/m3)
PM - 10 103.49 (µg/m3)
SO2 19.87 (µg/m3)
CO 3.43 (mg/m3)
NO2 19.51 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 13:00:12
PM - 2.5 48.8 (µg/m3)
PM - 10 129.3 (µg/m3)
SO2 .62 (µg/m3)
CO 0.38 (mg/m3)
NO2 1.31 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 12:52:01
PM - 2.5 50.9 (µg/m3)
PM - 10 80.9 (µg/m3)
SO2 12.64 (µg/m3)
CO 0.37 (mg/m3)
NO2 7.21 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 13:04:21
PM - 2.5 48.66 (µg/m3)
PM - 10 83.72 (µg/m3)
SO2 9.34 (µg/m3)
CO 0.25 (mg/m3)
NO2 2.79 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 13:02:31
PM - 2.5 0 (µg/m3)
PM - 10 20.13 (µg/m3)
SO2 7.6 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.47 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 13:04:57
PM - 2.5 28 (µg/m3)
PM - 10 48 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.10 (mg/m3)
NO2 4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 13:00:13
PM - 2.5 23.63 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 17.65 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 13:05:11
PM - 2.5 41.68 (µg/m3)
PM - 10 112.74 (µg/m3)
SO2 37.75 (µg/m3)
CO ##### (mg/m3)
NO2 69.2 (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	89.45

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	199.14

1 - 2

CAAQMS Data

1 - 10 of 2,916

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 13:05	12-APR-2026 07:35	37.06	103.24	23.41	-	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 13:04	12-APR-2026 07:34	36.83	102.93	23.59	-	1.81	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 13:04	12-APR-2026 13:00	48.66	83.72	9.34	2.79	0.25	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 13:04	12-APR-2026 07:34	36.74	102.60	23.14	-	1.77	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 13:03	12-APR-2026 07:33	36.75	102.51	22.98	-	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 13:03	12-APR-2026 07:33	36.95	102.59	23.00	-	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 13:02	12-APR-2026 07:32	37.15	102.78	20.79	-	1.79	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 13:02	12-APR-2026 13:00	0.00	20.13	7.60	13.47	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 13:02	12-APR-2026 07:31	37.46	103.13	23.35	-	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 13:01	12-APR-2026 07:31	37.75	103.50	22.67	-	1.76	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,916

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