Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 10:30:37
PM - 2.5 49.69 (µg/m3)
PM - 10 106.31 (µg/m3)
SO2 0 (µg/m3)
CO 0.44 (mg/m3)
NO2 14.38 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 10:36:46
PM - 2.5 130 (µg/m3)
PM - 10 265 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.23 (mg/m3)
NO2 19.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 10:36:45
PM - 2.5 74.11 (µg/m3)
PM - 10 174.01 (µg/m3)
SO2 18.31 (µg/m3)
CO 1.00 (mg/m3)
NO2 16.09 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 10:30:02
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.36 (µg/m3)
CO ##### (mg/m3)
NO2 .38 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 10:36:12
PM - 2.5 66 (µg/m3)
PM - 10 115 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.46 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 10:36:39
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 12.4 (µg/m3)
CO 1.58 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 10:36:37
PM - 2.5 39 (µg/m3)
PM - 10 59 (µg/m3)
SO2 7.6 (µg/m3)
CO 0.49 (mg/m3)
NO2 20.5 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 10:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.36 (mg/m3)
NO2 146.45 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 10:36:35
PM - 2.5 37.23 (µg/m3)
PM - 10 102.6 (µg/m3)
SO2 8.99 (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 10:36:27
PM - 2.5 34.92 (µg/m3)
PM - 10 148.33 (µg/m3)
SO2 25.69 (µg/m3)
CO 1.96 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 10:36:43
PM - 2.5 12.03 (µg/m3)
PM - 10 34.62 (µg/m3)
SO2 2.59 (µg/m3)
CO 0.34 (mg/m3)
NO2 2.04 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 10:33:14
PM - 2.5 185.54 (µg/m3)
PM - 10 319.89 (µg/m3)
SO2 32.97 (µg/m3)
CO 3.28 (mg/m3)
NO2 20 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 10:30:04
PM - 2.5 48.8 (µg/m3)
PM - 10 162.7 (µg/m3)
SO2 .39 (µg/m3)
CO 0.76 (mg/m3)
NO2 1.71 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 10:22:00
PM - 2.5 43.3 (µg/m3)
PM - 10 60.89 (µg/m3)
SO2 12.68 (µg/m3)
CO 0.27 (mg/m3)
NO2 5.46 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 10:34:20
PM - 2.5 54.49 (µg/m3)
PM - 10 92.66 (µg/m3)
SO2 10.91 (µg/m3)
CO 0.52 (mg/m3)
NO2 4.88 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 10:32:32
PM - 2.5 0 (µg/m3)
PM - 10 76.52 (µg/m3)
SO2 7.37 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.32 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 10:36:27
PM - 2.5 45 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.68 (mg/m3)
NO2 3.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 10:30:59
PM - 2.5 .16 (µg/m3)
PM - 10 (µg/m3)
SO2 112.88 (µg/m3)
CO ##### (mg/m3)
NO2 29.16 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 10:36:40
PM - 2.5 63.69 (µg/m3)
PM - 10 110.53 (µg/m3)
SO2 45.14 (µg/m3)
CO ##### (mg/m3)
NO2 51.08 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 10:30:37
PM - 2.5 49.69 (µg/m3)
PM - 10 106.31 (µg/m3)
SO2 0 (µg/m3)
CO 0.44 (mg/m3)
NO2 14.38 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 10:36:46
PM - 2.5 130 (µg/m3)
PM - 10 265 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.23 (mg/m3)
NO2 19.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 10:36:45
PM - 2.5 74.11 (µg/m3)
PM - 10 174.01 (µg/m3)
SO2 18.31 (µg/m3)
CO 1.00 (mg/m3)
NO2 16.09 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 10:30:02
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.36 (µg/m3)
CO ##### (mg/m3)
NO2 .38 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 10:36:12
PM - 2.5 66 (µg/m3)
PM - 10 115 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.46 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 10:36:39
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 12.4 (µg/m3)
CO 1.58 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 10:36:37
PM - 2.5 39 (µg/m3)
PM - 10 59 (µg/m3)
SO2 7.6 (µg/m3)
CO 0.49 (mg/m3)
NO2 20.5 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 10:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.36 (mg/m3)
NO2 146.45 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 10:36:35
PM - 2.5 37.23 (µg/m3)
PM - 10 102.6 (µg/m3)
SO2 8.99 (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 10:36:27
PM - 2.5 34.92 (µg/m3)
PM - 10 148.33 (µg/m3)
SO2 25.69 (µg/m3)
CO 1.96 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 10:36:43
PM - 2.5 12.03 (µg/m3)
PM - 10 34.62 (µg/m3)
SO2 2.59 (µg/m3)
CO 0.34 (mg/m3)
NO2 2.04 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 10:33:14
PM - 2.5 185.54 (µg/m3)
PM - 10 319.89 (µg/m3)
SO2 32.97 (µg/m3)
CO 3.28 (mg/m3)
NO2 20 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 10:30:04
PM - 2.5 48.8 (µg/m3)
PM - 10 162.7 (µg/m3)
SO2 .39 (µg/m3)
CO 0.76 (mg/m3)
NO2 1.71 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 10:22:00
PM - 2.5 43.3 (µg/m3)
PM - 10 60.89 (µg/m3)
SO2 12.68 (µg/m3)
CO 0.27 (mg/m3)
NO2 5.46 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 10:34:20
PM - 2.5 54.49 (µg/m3)
PM - 10 92.66 (µg/m3)
SO2 10.91 (µg/m3)
CO 0.52 (mg/m3)
NO2 4.88 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 10:32:32
PM - 2.5 0 (µg/m3)
PM - 10 76.52 (µg/m3)
SO2 7.37 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.32 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 10:36:27
PM - 2.5 45 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.68 (mg/m3)
NO2 3.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 10:30:59
PM - 2.5 .16 (µg/m3)
PM - 10 (µg/m3)
SO2 112.88 (µg/m3)
CO ##### (mg/m3)
NO2 29.16 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 10:36:40
PM - 2.5 63.69 (µg/m3)
PM - 10 110.53 (µg/m3)
SO2 45.14 (µg/m3)
CO ##### (mg/m3)
NO2 51.08 (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	102.83

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	220.90

1 - 2

CAAQMS Data

1 - 10 of 2,576

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 10:36	12-APR-2026 05:06	34.92	148.33	25.69	-	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 10:35	12-APR-2026 05:05	35.27	148.95	24.15	-	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 10:35	12-APR-2026 05:05	35.49	149.61	25.95	-	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 10:34	12-APR-2026 05:04	35.84	150.26	25.37	-	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 10:34	12-APR-2026 05:04	36.10	150.77	23.96	-	2.02	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 10:34	12-APR-2026 10:30	54.49	92.66	10.91	4.88	0.52	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 10:33	12-APR-2026 05:03	36.44	151.49	24.21	-	2.01	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 10:33	12-APR-2026 05:03	36.87	152.15	23.30	-	2.02	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 10:32	12-APR-2026 05:02	37.49	153.07	25.37	-	2.04	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 10:32	12-APR-2026 10:30	0.00	76.52	7.37	13.32	0.42	site_1963	Envea India Pvt Ltd

1 - 10 of 2,576

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