Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 12:15:47
PM - 2.5 26.79 (µg/m3)
PM - 10 65.91 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 7.19 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 12:18:47
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.37 (mg/m3)
NO2 20.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 12:18:47
PM - 2.5 45.03 (µg/m3)
PM - 10 130.8 (µg/m3)
SO2 21.54 (µg/m3)
CO 1.00 (mg/m3)
NO2 46.51 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 12:15:44
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.36 (µg/m3)
CO ##### (mg/m3)
NO2 .8 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 12:18:22
PM - 2.5 27 (µg/m3)
PM - 10 47 (µg/m3)
SO2 6.4 (µg/m3)
CO 0.12 (mg/m3)
NO2 2.1 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 12:18:40
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10.1 (µg/m3)
CO 1.54 (mg/m3)
NO2 17.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 12:18:39
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7.5 (µg/m3)
CO 0.33 (mg/m3)
NO2 20.9 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 12:18:34
PM - 2.5 37.58 (µg/m3)
PM - 10 124.3 (µg/m3)
SO2 6.11 (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 12:18:30
PM - 2.5 31.28 (µg/m3)
PM - 10 99.48 (µg/m3)
SO2 23.68 (µg/m3)
CO 1.64 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 12:18:44
PM - 2.5 59.08 (µg/m3)
PM - 10 95.28 (µg/m3)
SO2 13.04 (µg/m3)
CO 0.18 (mg/m3)
NO2 1.73 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 12:18:15
PM - 2.5 62.32 (µg/m3)
PM - 10 107.45 (µg/m3)
SO2 20.5 (µg/m3)
CO 2.57 (mg/m3)
NO2 19.5 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 12:15:45
PM - 2.5 50.1 (µg/m3)
PM - 10 129.3 (µg/m3)
SO2 1.06 (µg/m3)
CO 0.45 (mg/m3)
NO2 1.38 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 12:07:00
PM - 2.5 40 (µg/m3)
PM - 10 52.23 (µg/m3)
SO2 13.47 (µg/m3)
CO 0.22 (mg/m3)
NO2 4.7 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 12:04:20
PM - 2.5 48.48 (µg/m3)
PM - 10 83.44 (µg/m3)
SO2 9.29 (µg/m3)
CO 0.25 (mg/m3)
NO2 2.72 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 12:17:31
PM - 2.5 0 (µg/m3)
PM - 10 47.66 (µg/m3)
SO2 7.73 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.42 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 12:18:27
PM - 2.5 26 (µg/m3)
PM - 10 44 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.14 (mg/m3)
NO2 3.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 12:15:45
PM - 2.5 21.33 (µg/m3)
PM - 10 (µg/m3)
SO2 18.24 (µg/m3)
CO 1.35 (mg/m3)
NO2 242.83 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 12:18:42
PM - 2.5 56.22 (µg/m3)
PM - 10 138.54 (µg/m3)
SO2 34.44 (µg/m3)
CO ##### (mg/m3)
NO2 59.66 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 12:15:47
PM - 2.5 26.79 (µg/m3)
PM - 10 65.91 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 7.19 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 12:18:47
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.37 (mg/m3)
NO2 20.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 12:18:47
PM - 2.5 45.03 (µg/m3)
PM - 10 130.8 (µg/m3)
SO2 21.54 (µg/m3)
CO 1.00 (mg/m3)
NO2 46.51 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 12:15:44
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.36 (µg/m3)
CO ##### (mg/m3)
NO2 .8 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 12:18:22
PM - 2.5 27 (µg/m3)
PM - 10 47 (µg/m3)
SO2 6.4 (µg/m3)
CO 0.12 (mg/m3)
NO2 2.1 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 12:18:40
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10.1 (µg/m3)
CO 1.54 (mg/m3)
NO2 17.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 12:18:39
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7.5 (µg/m3)
CO 0.33 (mg/m3)
NO2 20.9 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 12:18:34
PM - 2.5 37.58 (µg/m3)
PM - 10 124.3 (µg/m3)
SO2 6.11 (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 12:18:30
PM - 2.5 31.28 (µg/m3)
PM - 10 99.48 (µg/m3)
SO2 23.68 (µg/m3)
CO 1.64 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 12:18:44
PM - 2.5 59.08 (µg/m3)
PM - 10 95.28 (µg/m3)
SO2 13.04 (µg/m3)
CO 0.18 (mg/m3)
NO2 1.73 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 12:18:15
PM - 2.5 62.32 (µg/m3)
PM - 10 107.45 (µg/m3)
SO2 20.5 (µg/m3)
CO 2.57 (mg/m3)
NO2 19.5 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 12:15:45
PM - 2.5 50.1 (µg/m3)
PM - 10 129.3 (µg/m3)
SO2 1.06 (µg/m3)
CO 0.45 (mg/m3)
NO2 1.38 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 12:07:00
PM - 2.5 40 (µg/m3)
PM - 10 52.23 (µg/m3)
SO2 13.47 (µg/m3)
CO 0.22 (mg/m3)
NO2 4.7 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 12:04:20
PM - 2.5 48.48 (µg/m3)
PM - 10 83.44 (µg/m3)
SO2 9.29 (µg/m3)
CO 0.25 (mg/m3)
NO2 2.72 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 12:17:31
PM - 2.5 0 (µg/m3)
PM - 10 47.66 (µg/m3)
SO2 7.73 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.42 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 12:18:27
PM - 2.5 26 (µg/m3)
PM - 10 44 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.14 (mg/m3)
NO2 3.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 12:15:45
PM - 2.5 21.33 (µg/m3)
PM - 10 (µg/m3)
SO2 18.24 (µg/m3)
CO 1.35 (mg/m3)
NO2 242.83 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 12:18:42
PM - 2.5 56.22 (µg/m3)
PM - 10 138.54 (µg/m3)
SO2 34.44 (µg/m3)
CO ##### (mg/m3)
NO2 59.66 (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	93.07

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	206.11

1 - 2

CAAQMS Data

1 - 10 of 2,805

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 12:18	12-APR-2026 06:48	31.28	99.48	23.68	-	1.64	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 12:17	12-APR-2026 06:47	30.94	99.94	21.89	-	1.66	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 12:17	12-APR-2026 12:15	0.00	47.66	7.73	13.42	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 12:17	12-APR-2026 06:47	30.79	100.66	24.46	-	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 12:16	12-APR-2026 06:46	30.71	101.20	26.71	-	1.66	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 12:16	12-APR-2026 06:46	30.59	101.75	23.79	-	1.64	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 12:15	12-APR-2026 06:45	30.52	102.17	23.56	-	1.66	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	12-APR-2026 12:15	12-APR-2026 06:45	21.33	-	18.24	242.83	1.35	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 12:15	12-APR-2026 06:45	30.57	102.59	21.80	-	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 12:14	12-APR-2026 06:44	30.73	102.89	21.18	-	1.70	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,805

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