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 11:17:16
PM - 2.5 47 (µg/m3)
PM - 10 94 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.65 (mg/m3)
NO2 20.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 11:17:34
PM - 2.5 69.17 (µg/m3)
PM - 10 162.05 (µg/m3)
SO2 9.49 (µg/m3)
CO 1.00 (mg/m3)
NO2 16.68 (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 11:17:22
PM - 2.5 33 (µg/m3)
PM - 10 56 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.22 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 11:17:10
PM - 2.5 19 (µg/m3)
PM - 10 38 (µg/m3)
SO2 11 (µg/m3)
CO 1.57 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 11:17:37
PM - 2.5 33 (µg/m3)
PM - 10 49 (µg/m3)
SO2 7.8 (µg/m3)
CO 0.40 (mg/m3)
NO2 20 (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 11:17:35
PM - 2.5 39 (µg/m3)
PM - 10 61.97 (µg/m3)
SO2 3.16 (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 11:17:09
PM - 2.5 32.66 (µg/m3)
PM - 10 98.3 (µg/m3)
SO2 22.37 (µg/m3)
CO 1.86 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 11:17:15
PM - 2.5 36.79 (µg/m3)
PM - 10 68.39 (µg/m3)
SO2 11.96 (µg/m3)
CO 0.30 (mg/m3)
NO2 2.69 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 11:03:15
PM - 2.5 66.65 (µg/m3)
PM - 10 114.92 (µg/m3)
SO2 18.86 (µg/m3)
CO 3.29 (mg/m3)
NO2 19.56 (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 11:04:20
PM - 2.5 49.45 (µg/m3)
PM - 10 84.93 (µg/m3)
SO2 9.55 (µg/m3)
CO 0.29 (mg/m3)
NO2 3.07 (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 11:17:01
PM - 2.5 42 (µg/m3)
PM - 10 75 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.32 (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 11:17:10
PM - 2.5 75.29 (µg/m3)
PM - 10 128.65 (µg/m3)
SO2 37.87 (µg/m3)
CO ##### (mg/m3)
NO2 61.39 (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 11:17:16
PM - 2.5 47 (µg/m3)
PM - 10 94 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.65 (mg/m3)
NO2 20.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 11:17:34
PM - 2.5 69.17 (µg/m3)
PM - 10 162.05 (µg/m3)
SO2 9.49 (µg/m3)
CO 1.00 (mg/m3)
NO2 16.68 (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 11:17:22
PM - 2.5 33 (µg/m3)
PM - 10 56 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.22 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 11:17:10
PM - 2.5 19 (µg/m3)
PM - 10 38 (µg/m3)
SO2 11 (µg/m3)
CO 1.57 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 11:17:37
PM - 2.5 33 (µg/m3)
PM - 10 49 (µg/m3)
SO2 7.8 (µg/m3)
CO 0.40 (mg/m3)
NO2 20 (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 11:17:35
PM - 2.5 39 (µg/m3)
PM - 10 61.97 (µg/m3)
SO2 3.16 (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 11:17:09
PM - 2.5 32.66 (µg/m3)
PM - 10 98.3 (µg/m3)
SO2 22.37 (µg/m3)
CO 1.86 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 11:17:15
PM - 2.5 36.79 (µg/m3)
PM - 10 68.39 (µg/m3)
SO2 11.96 (µg/m3)
CO 0.30 (mg/m3)
NO2 2.69 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 11:03:15
PM - 2.5 66.65 (µg/m3)
PM - 10 114.92 (µg/m3)
SO2 18.86 (µg/m3)
CO 3.29 (mg/m3)
NO2 19.56 (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 11:04:20
PM - 2.5 49.45 (µg/m3)
PM - 10 84.93 (µg/m3)
SO2 9.55 (µg/m3)
CO 0.29 (mg/m3)
NO2 3.07 (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 11:17:01
PM - 2.5 42 (µg/m3)
PM - 10 75 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.32 (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 11:17:10
PM - 2.5 75.29 (µg/m3)
PM - 10 128.65 (µg/m3)
SO2 37.87 (µg/m3)
CO ##### (mg/m3)
NO2 61.39 (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	98.69

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	214.68

1 - 2

CAAQMS Data

1 - 10 of 2,669

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	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
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	12-APR-2026 11:15	12-APR-2026 05:44	24.89	-	21.86	270.00	0.30	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 11:15	12-APR-2026 05:45	32.85	96.88	23.67	-	1.89	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 11:14	12-APR-2026 05:44	32.90	96.34	25.26	-	1.91	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 11:14	12-APR-2026 05:44	32.95	95.48	25.49	-	1.94	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 11:13	12-APR-2026 05:43	32.98	94.80	24.48	-	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 11:13	12-APR-2026 05:43	32.99	93.87	26.36	-	1.95	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,669

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