Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 10:15:45
PM - 2.5 49.69 (µg/m3)
PM - 10 106.31 (µg/m3)
SO2 0 (µg/m3)
CO 0.56 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 10:21:00
PM - 2.5 130 (µg/m3)
PM - 10 265 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.79 (mg/m3)
NO2 19.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 10:21:32
PM - 2.5 68.4 (µg/m3)
PM - 10 177.81 (µg/m3)
SO2 19.65 (µg/m3)
CO 1.00 (mg/m3)
NO2 11.46 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 10:15:12
PM - 2.5 2.29 (µg/m3)
PM - 10 (µg/m3)
SO2 5.38 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 10:21:32
PM - 2.5 66 (µg/m3)
PM - 10 115 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 10:20:54
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 10.9 (µg/m3)
CO 1.56 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 10:21:37
PM - 2.5 39 (µg/m3)
PM - 10 59 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.53 (mg/m3)
NO2 20.5 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 10:15:50
PM - 2.5 26.61 (µg/m3)
PM - 10 (µg/m3)
SO2 677.3 (µg/m3)
CO 0.08 (mg/m3)
NO2 987.17 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 10:21:35
PM - 2.5 36.86 (µg/m3)
PM - 10 100 (µg/m3)
SO2 26.67 (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 10:21:11
PM - 2.5 46.29 (µg/m3)
PM - 10 174.38 (µg/m3)
SO2 24.28 (µg/m3)
CO 2.13 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 10:21:15
PM - 2.5 43.14 (µg/m3)
PM - 10 153.84 (µg/m3)
SO2 3.9 (µg/m3)
CO 0.54 (mg/m3)
NO2 3.39 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 10:18:14
PM - 2.5 185.54 (µg/m3)
PM - 10 319.89 (µg/m3)
SO2 25.52 (µg/m3)
CO 3.61 (mg/m3)
NO2 19.54 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 10:15:15
PM - 2.5 97.6 (µg/m3)
PM - 10 162.7 (µg/m3)
SO2 .56 (µg/m3)
CO 0.84 (mg/m3)
NO2 1.84 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 10:07:00
PM - 2.5 47.5 (µg/m3)
PM - 10 71.89 (µg/m3)
SO2 12.48 (µg/m3)
CO 0.32 (mg/m3)
NO2 6.42 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 10:19:20
PM - 2.5 50.63 (µg/m3)
PM - 10 86.74 (µg/m3)
SO2 9.87 (µg/m3)
CO 0.34 (mg/m3)
NO2 3.49 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 10:17:32
PM - 2.5 0 (µg/m3)
PM - 10 72.5 (µg/m3)
SO2 6.91 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.36 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 10:21:27
PM - 2.5 45 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.87 (mg/m3)
NO2 3.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 10:15:10
PM - 2.5 .13 (µg/m3)
PM - 10 (µg/m3)
SO2 192.14 (µg/m3)
CO ##### (mg/m3)
NO2 30.54 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 10:21:08
PM - 2.5 54.18 (µg/m3)
PM - 10 101.15 (µg/m3)
SO2 51.06 (µg/m3)
CO ##### (mg/m3)
NO2 38.73 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 10:15:45
PM - 2.5 49.69 (µg/m3)
PM - 10 106.31 (µg/m3)
SO2 0 (µg/m3)
CO 0.56 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 10:21:00
PM - 2.5 130 (µg/m3)
PM - 10 265 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.79 (mg/m3)
NO2 19.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 10:21:32
PM - 2.5 68.4 (µg/m3)
PM - 10 177.81 (µg/m3)
SO2 19.65 (µg/m3)
CO 1.00 (mg/m3)
NO2 11.46 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 10:15:12
PM - 2.5 2.29 (µg/m3)
PM - 10 (µg/m3)
SO2 5.38 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 10:21:32
PM - 2.5 66 (µg/m3)
PM - 10 115 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 10:20:54
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 10.9 (µg/m3)
CO 1.56 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 10:21:37
PM - 2.5 39 (µg/m3)
PM - 10 59 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.53 (mg/m3)
NO2 20.5 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 10:15:50
PM - 2.5 26.61 (µg/m3)
PM - 10 (µg/m3)
SO2 677.3 (µg/m3)
CO 0.08 (mg/m3)
NO2 987.17 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 10:21:35
PM - 2.5 36.86 (µg/m3)
PM - 10 100 (µg/m3)
SO2 26.67 (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 10:21:11
PM - 2.5 46.29 (µg/m3)
PM - 10 174.38 (µg/m3)
SO2 24.28 (µg/m3)
CO 2.13 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 10:21:15
PM - 2.5 43.14 (µg/m3)
PM - 10 153.84 (µg/m3)
SO2 3.9 (µg/m3)
CO 0.54 (mg/m3)
NO2 3.39 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 10:18:14
PM - 2.5 185.54 (µg/m3)
PM - 10 319.89 (µg/m3)
SO2 25.52 (µg/m3)
CO 3.61 (mg/m3)
NO2 19.54 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 10:15:15
PM - 2.5 97.6 (µg/m3)
PM - 10 162.7 (µg/m3)
SO2 .56 (µg/m3)
CO 0.84 (mg/m3)
NO2 1.84 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 10:07:00
PM - 2.5 47.5 (µg/m3)
PM - 10 71.89 (µg/m3)
SO2 12.48 (µg/m3)
CO 0.32 (mg/m3)
NO2 6.42 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 10:19:20
PM - 2.5 50.63 (µg/m3)
PM - 10 86.74 (µg/m3)
SO2 9.87 (µg/m3)
CO 0.34 (mg/m3)
NO2 3.49 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 10:17:32
PM - 2.5 0 (µg/m3)
PM - 10 72.5 (µg/m3)
SO2 6.91 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.36 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 10:21:27
PM - 2.5 45 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.87 (mg/m3)
NO2 3.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 10:15:10
PM - 2.5 .13 (µg/m3)
PM - 10 (µg/m3)
SO2 192.14 (µg/m3)
CO ##### (mg/m3)
NO2 30.54 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 10:21:08
PM - 2.5 54.18 (µg/m3)
PM - 10 101.15 (µg/m3)
SO2 51.06 (µg/m3)
CO ##### (mg/m3)
NO2 38.73 (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	104.48

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	222.43

1 - 2

CAAQMS Data

1 - 10 of 2,542

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 10:21	12-APR-2026 04:51	46.29	174.38	24.28	-	2.13	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 10:20	12-APR-2026 04:50	46.01	175.27	23.73	-	2.14	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 10:20	12-APR-2026 04:50	45.78	176.15	24.32	-	2.14	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 10:19	12-APR-2026 04:49	45.66	177.04	20.70	-	2.15	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 10:19	12-APR-2026 10:15	50.63	86.74	9.87	3.49	0.34	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 10:19	12-APR-2026 04:49	45.45	178.10	22.70	-	2.17	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 10:18	12-APR-2026 04:48	45.36	179.03	23.10	-	2.20	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 10:17	12-APR-2026 04:47	45.60	179.76	25.56	-	2.19	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 10:17	12-APR-2026 10:15	0.00	72.50	6.91	13.36	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 10:17	12-APR-2026 04:47	45.88	180.12	21.81	-	2.20	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,542

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