Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 08:46:26
PM - 2.5 22.28 (µg/m3)
PM - 10 34.93 (µg/m3)
SO2 32.95 (µg/m3)
CO 0.47 (mg/m3)
NO2 2.49 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 08:49:22
PM - 2.5 47.91 (µg/m3)
PM - 10 36.94 (µg/m3)
SO2 36.63 (µg/m3)
CO 4.23 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 08:45:09
PM - 2.5 25.78 (µg/m3)
PM - 10 72.97 (µg/m3)
SO2 12.01 (µg/m3)
CO 0.38 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 08:49:30
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.24 (mg/m3)
NO2 16.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 08:49:13
PM - 2.5 88.77 (µg/m3)
PM - 10 254.03 (µg/m3)
SO2 11.9 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 08:45:30
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.27 (µg/m3)
CO ##### (mg/m3)
NO2 .13 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 08:49:25
PM - 2.5 1 (µg/m3)
PM - 10 1 (µg/m3)
SO2 10.6 (µg/m3)
CO 0.48 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 08:49:10
PM - 2.5 44 (µg/m3)
PM - 10 66 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.37 (mg/m3)
NO2 26.2 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 08:49:09
PM - 2.5 35.39 (µg/m3)
PM - 10 229.66 (µg/m3)
SO2 35.22 (µg/m3)
CO 3.20 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 08:49:17
PM - 2.5 37.86 (µg/m3)
PM - 10 99.86 (µg/m3)
SO2 20.53 (µg/m3)
CO 1.53 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 08:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.70 (mg/m3)
NO2 346.39 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 08:49:36
PM - 2.5 88.95 (µg/m3)
PM - 10 250.6 (µg/m3)
SO2 16.47 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 08:49:14
PM - 2.5 76.08 (µg/m3)
PM - 10 214.62 (µg/m3)
SO2 28.25 (µg/m3)
CO 2.30 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 08:48:18
PM - 2.5 358.53 (µg/m3)
PM - 10 618.16 (µg/m3)
SO2 136.44 (µg/m3)
CO 4.48 (mg/m3)
NO2 33.66 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 08:37:03
PM - 2.5 50.2 (µg/m3)
PM - 10 102.89 (µg/m3)
SO2 19.4 (µg/m3)
CO 0.61 (mg/m3)
NO2 10.66 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 08:48:56
PM - 2.5 50.88 (µg/m3)
PM - 10 87.13 (µg/m3)
SO2 9.94 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.59 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 08:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 59.29 (µg/m3)
SO2 6.79 (µg/m3)
CO 0.45 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 08:49:31
PM - 2.5 29 (µg/m3)
PM - 10 49 (µg/m3)
SO2 10 (µg/m3)
CO 0.39 (mg/m3)
NO2 10.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 08:45:02
PM - 2.5 22.8 (µg/m3)
PM - 10 (µg/m3)
SO2 19.73 (µg/m3)
CO 0.48 (mg/m3)
NO2 118.44 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 08:49:32
PM - 2.5 50.62 (µg/m3)
PM - 10 90.31 (µg/m3)
SO2 28.69 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 08:46:26
PM - 2.5 22.28 (µg/m3)
PM - 10 34.93 (µg/m3)
SO2 32.95 (µg/m3)
CO 0.47 (mg/m3)
NO2 2.49 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 08:49:22
PM - 2.5 47.91 (µg/m3)
PM - 10 36.94 (µg/m3)
SO2 36.63 (µg/m3)
CO 4.23 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 08:45:09
PM - 2.5 25.78 (µg/m3)
PM - 10 72.97 (µg/m3)
SO2 12.01 (µg/m3)
CO 0.38 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 08:49:30
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.24 (mg/m3)
NO2 16.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 08:49:13
PM - 2.5 88.77 (µg/m3)
PM - 10 254.03 (µg/m3)
SO2 11.9 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 08:45:30
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.27 (µg/m3)
CO ##### (mg/m3)
NO2 .13 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 08:49:25
PM - 2.5 1 (µg/m3)
PM - 10 1 (µg/m3)
SO2 10.6 (µg/m3)
CO 0.48 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 08:49:10
PM - 2.5 44 (µg/m3)
PM - 10 66 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.37 (mg/m3)
NO2 26.2 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 08:49:09
PM - 2.5 35.39 (µg/m3)
PM - 10 229.66 (µg/m3)
SO2 35.22 (µg/m3)
CO 3.20 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 08:49:17
PM - 2.5 37.86 (µg/m3)
PM - 10 99.86 (µg/m3)
SO2 20.53 (µg/m3)
CO 1.53 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 08:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.70 (mg/m3)
NO2 346.39 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 08:49:36
PM - 2.5 88.95 (µg/m3)
PM - 10 250.6 (µg/m3)
SO2 16.47 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 08:49:14
PM - 2.5 76.08 (µg/m3)
PM - 10 214.62 (µg/m3)
SO2 28.25 (µg/m3)
CO 2.30 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 08:48:18
PM - 2.5 358.53 (µg/m3)
PM - 10 618.16 (µg/m3)
SO2 136.44 (µg/m3)
CO 4.48 (mg/m3)
NO2 33.66 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 08:37:03
PM - 2.5 50.2 (µg/m3)
PM - 10 102.89 (µg/m3)
SO2 19.4 (µg/m3)
CO 0.61 (mg/m3)
NO2 10.66 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 08:48:56
PM - 2.5 50.88 (µg/m3)
PM - 10 87.13 (µg/m3)
SO2 9.94 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.59 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 08:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 59.29 (µg/m3)
SO2 6.79 (µg/m3)
CO 0.45 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 08:49:31
PM - 2.5 29 (µg/m3)
PM - 10 49 (µg/m3)
SO2 10 (µg/m3)
CO 0.39 (mg/m3)
NO2 10.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 08:45:02
PM - 2.5 22.8 (µg/m3)
PM - 10 (µg/m3)
SO2 19.73 (µg/m3)
CO 0.48 (mg/m3)
NO2 118.44 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 08:49:32
PM - 2.5 50.62 (µg/m3)
PM - 10 90.31 (µg/m3)
SO2 28.69 (µg/m3)
CO ##### (mg/m3)
NO2 0 (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)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	89.65
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	77.25

1 - 2

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	156.76
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	123.25
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	211.13

1 - 3

CAAQMS Data

1 - 10 of 3,306

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	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 08:49	18-APR-2026 03:15	37.86	99.86	20.53	-	1.53	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 08:49	18-APR-2026 03:19	76.08	214.62	28.25	-	2.30	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 08:49	18-APR-2026 03:17	35.39	229.66	35.22	-	3.20	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	18-APR-2026 08:48	18-APR-2026 08:45	50.88	87.13	9.94	3.59	0.35	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 08:48	18-APR-2026 03:15	37.95	99.87	20.60	-	1.53	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 08:48	18-APR-2026 03:18	76.68	215.81	26.33	-	2.31	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 08:48	18-APR-2026 03:17	35.62	229.83	34.57	-	3.20	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 08:48	18-APR-2026 03:14	38.18	99.94	21.00	-	1.52	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 08:48	18-APR-2026 03:18	77.13	216.85	29.12	-	2.32	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 08:48	18-APR-2026 03:16	35.84	229.76	34.22	-	3.21	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,306

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