Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 01:36:41
PM - 2.5 54.85 (µg/m3)
PM - 10 227.42 (µg/m3)
SO2 16.26 (µg/m3)
CO 3.65 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 01:30:05
PM - 2.5 26.83 (µg/m3)
PM - 10 79.87 (µg/m3)
SO2 21.16 (µg/m3)
CO 0.44 (mg/m3)
NO2 20.13 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 01:37:01
PM - 2.5 34 (µg/m3)
PM - 10 69 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.72 (mg/m3)
NO2 13.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 01:37:04
PM - 2.5 55.05 (µg/m3)
PM - 10 111.91 (µg/m3)
SO2 25.07 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 01:30:52
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.31 (µg/m3)
CO 0.00 (mg/m3)
NO2 .2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 01:36:50
PM - 2.5 32 (µg/m3)
PM - 10 63 (µg/m3)
SO2 10.7 (µg/m3)
CO 0.71 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 01:37:00
PM - 2.5 97.48 (µg/m3)
PM - 10 183.36 (µg/m3)
SO2 16.51 (µg/m3)
CO 3.60 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 01:36:39
PM - 2.5 72.47 (µg/m3)
PM - 10 151.7 (µg/m3)
SO2 19.09 (µg/m3)
CO 2.26 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 01:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 01:36:36
PM - 2.5 65.55 (µg/m3)
PM - 10 161.8 (µg/m3)
SO2 14.36 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 01:36:49
PM - 2.5 64.56 (µg/m3)
PM - 10 275.07 (µg/m3)
SO2 27.19 (µg/m3)
CO 2.36 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 01:36:46
PM - 2.5 42.11 (µg/m3)
PM - 10 68.02 (µg/m3)
SO2 9.09 (µg/m3)
CO 0.11 (mg/m3)
NO2 1.81 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 01:33:17
PM - 2.5 57.23 (µg/m3)
PM - 10 98.67 (µg/m3)
SO2 27.49 (µg/m3)
CO 3.61 (mg/m3)
NO2 33.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 01:37:03
PM - 2.5 41.5 (µg/m3)
PM - 10 77.57 (µg/m3)
SO2 18.33 (µg/m3)
CO 0.45 (mg/m3)
NO2 8.08 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 01:33:54
PM - 2.5 53.73 (µg/m3)
PM - 10 91.5 (µg/m3)
SO2 10.71 (µg/m3)
CO 0.48 (mg/m3)
NO2 4.61 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 01:31:20
PM - 2.5 37.07 (µg/m3)
PM - 10 54 (µg/m3)
SO2 6.37 (µg/m3)
CO 0.41 (mg/m3)
NO2 16.68 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 01:37:01
PM - 2.5 49 (µg/m3)
PM - 10 86 (µg/m3)
SO2 10 (µg/m3)
CO 0.58 (mg/m3)
NO2 10.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 01:30:08
PM - 2.5 18.4 (µg/m3)
PM - 10 (µg/m3)
SO2 15.19 (µg/m3)
CO 0.14 (mg/m3)
NO2 270 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 01:37:01
PM - 2.5 154.64 (µg/m3)
PM - 10 224.77 (µg/m3)
SO2 37.64 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 01:36:41
PM - 2.5 54.85 (µg/m3)
PM - 10 227.42 (µg/m3)
SO2 16.26 (µg/m3)
CO 3.65 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 01:30:05
PM - 2.5 26.83 (µg/m3)
PM - 10 79.87 (µg/m3)
SO2 21.16 (µg/m3)
CO 0.44 (mg/m3)
NO2 20.13 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 01:37:01
PM - 2.5 34 (µg/m3)
PM - 10 69 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.72 (mg/m3)
NO2 13.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 01:37:04
PM - 2.5 55.05 (µg/m3)
PM - 10 111.91 (µg/m3)
SO2 25.07 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 01:30:52
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.31 (µg/m3)
CO 0.00 (mg/m3)
NO2 .2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 01:36:50
PM - 2.5 32 (µg/m3)
PM - 10 63 (µg/m3)
SO2 10.7 (µg/m3)
CO 0.71 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 01:37:00
PM - 2.5 97.48 (µg/m3)
PM - 10 183.36 (µg/m3)
SO2 16.51 (µg/m3)
CO 3.60 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 01:36:39
PM - 2.5 72.47 (µg/m3)
PM - 10 151.7 (µg/m3)
SO2 19.09 (µg/m3)
CO 2.26 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 01:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 01:36:36
PM - 2.5 65.55 (µg/m3)
PM - 10 161.8 (µg/m3)
SO2 14.36 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 01:36:49
PM - 2.5 64.56 (µg/m3)
PM - 10 275.07 (µg/m3)
SO2 27.19 (µg/m3)
CO 2.36 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 01:36:46
PM - 2.5 42.11 (µg/m3)
PM - 10 68.02 (µg/m3)
SO2 9.09 (µg/m3)
CO 0.11 (mg/m3)
NO2 1.81 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 01:33:17
PM - 2.5 57.23 (µg/m3)
PM - 10 98.67 (µg/m3)
SO2 27.49 (µg/m3)
CO 3.61 (mg/m3)
NO2 33.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 01:37:03
PM - 2.5 41.5 (µg/m3)
PM - 10 77.57 (µg/m3)
SO2 18.33 (µg/m3)
CO 0.45 (mg/m3)
NO2 8.08 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 01:33:54
PM - 2.5 53.73 (µg/m3)
PM - 10 91.5 (µg/m3)
SO2 10.71 (µg/m3)
CO 0.48 (mg/m3)
NO2 4.61 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 01:31:20
PM - 2.5 37.07 (µg/m3)
PM - 10 54 (µg/m3)
SO2 6.37 (µg/m3)
CO 0.41 (mg/m3)
NO2 16.68 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 01:37:01
PM - 2.5 49 (µg/m3)
PM - 10 86 (µg/m3)
SO2 10 (µg/m3)
CO 0.58 (mg/m3)
NO2 10.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 01:30:08
PM - 2.5 18.4 (µg/m3)
PM - 10 (µg/m3)
SO2 15.19 (µg/m3)
CO 0.14 (mg/m3)
NO2 270 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 01:37:01
PM - 2.5 154.64 (µg/m3)
PM - 10 224.77 (µg/m3)
SO2 37.64 (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	95.97
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	95.65

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	185.15
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	130.96
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	280.91

1 - 3

CAAQMS Data

1 - 10 of 603

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	Gevra , Chattisgarh	SECL GEVRA	18-APR-2026 01:37	18-APR-2026 01:30	41.50	77.57	18.33	8.08	0.45	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 01:37	17-APR-2026 20:05	97.48	183.36	16.51	-	3.60	site_3509	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 01:36	17-APR-2026 20:06	64.56	275.07	27.19	-	2.36	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 01:36	17-APR-2026 20:02	72.47	151.70	19.09	-	2.26	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 01:36	17-APR-2026 20:05	97.21	183.70	16.56	-	3.73	site_3509	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 01:36	17-APR-2026 20:06	65.12	276.38	27.24	-	2.43	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 01:36	17-APR-2026 20:02	72.31	151.80	19.07	-	2.27	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 01:36	17-APR-2026 20:04	96.89	183.97	16.47	-	3.70	site_3509	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 01:35	17-APR-2026 20:05	65.52	277.26	26.25	-	2.44	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 01:35	17-APR-2026 20:02	72.24	151.80	19.28	-	2.27	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 603

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