Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 16:34:40
PM - 2.5 23.19 (µg/m3)
PM - 10 132.73 (µg/m3)
SO2 21.57 (µg/m3)
CO 3.99 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 16:30:57
PM - 2.5 18.29 (µg/m3)
PM - 10 52.77 (µg/m3)
SO2 36.89 (µg/m3)
CO 0.04 (mg/m3)
NO2 3.7 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 16:34:12
PM - 2.5 48 (µg/m3)
PM - 10 96 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.23 (mg/m3)
NO2 13.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 16:34:33
PM - 2.5 32.97 (µg/m3)
PM - 10 111.38 (µg/m3)
SO2 6.39 (µg/m3)
CO 0.80 (mg/m3)
NO2 1.7 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 16:30:08
PM - 2.5 2.42 (µg/m3)
PM - 10 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 16:34:29
PM - 2.5 55 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.49 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 16:34:41
PM - 2.5 28 (µg/m3)
PM - 10 42 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.29 (mg/m3)
NO2 24.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 16:34:18
PM - 2.5 25.06 (µg/m3)
PM - 10 141.03 (µg/m3)
SO2 13.49 (µg/m3)
CO 3.03 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 16:30:51
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 16:34:39
PM - 2.5 46.49 (µg/m3)
PM - 10 194.6 (µg/m3)
SO2 20.57 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 16:34:39
PM - 2.5 48.49 (µg/m3)
PM - 10 90.05 (µg/m3)
SO2 27.84 (µg/m3)
CO 1.69 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 16:34:18
PM - 2.5 0 (µg/m3)
PM - 10 16.93 (µg/m3)
SO2 3.3 (µg/m3)
CO 0.25 (mg/m3)
NO2 4.6 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 16:30:38
PM - 2.5 33.3 (µg/m3)
PM - 10 106.5 (µg/m3)
SO2 .57 (µg/m3)
CO 0.47 (mg/m3)
NO2 1.82 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 16:22:05
PM - 2.5 35.3 (µg/m3)
PM - 10 59.5 (µg/m3)
SO2 17.57 (µg/m3)
CO 0.33 (mg/m3)
NO2 6.23 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 16:33:57
PM - 2.5 53.57 (µg/m3)
PM - 10 91.26 (µg/m3)
SO2 10.67 (µg/m3)
CO 0.47 (mg/m3)
NO2 4.55 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 16:31:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 57.16 (µg/m3)
SO2 8.44 (µg/m3)
CO 0.49 (mg/m3)
NO2 16.11 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 16:34:28
PM - 2.5 43 (µg/m3)
PM - 10 75 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.24 (mg/m3)
NO2 10.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 16:30:40
PM - 2.5 12.8 (µg/m3)
PM - 10 (µg/m3)
SO2 9.94 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 16:34:39
PM - 2.5 35.87 (µg/m3)
PM - 10 105.22 (µg/m3)
SO2 10.85 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 16:34:40
PM - 2.5 23.19 (µg/m3)
PM - 10 132.73 (µg/m3)
SO2 21.57 (µg/m3)
CO 3.99 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 16:30:57
PM - 2.5 18.29 (µg/m3)
PM - 10 52.77 (µg/m3)
SO2 36.89 (µg/m3)
CO 0.04 (mg/m3)
NO2 3.7 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 16:34:12
PM - 2.5 48 (µg/m3)
PM - 10 96 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.23 (mg/m3)
NO2 13.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 16:34:33
PM - 2.5 32.97 (µg/m3)
PM - 10 111.38 (µg/m3)
SO2 6.39 (µg/m3)
CO 0.80 (mg/m3)
NO2 1.7 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 16:30:08
PM - 2.5 2.42 (µg/m3)
PM - 10 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 16:34:29
PM - 2.5 55 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.49 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 16:34:41
PM - 2.5 28 (µg/m3)
PM - 10 42 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.29 (mg/m3)
NO2 24.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 16:34:18
PM - 2.5 25.06 (µg/m3)
PM - 10 141.03 (µg/m3)
SO2 13.49 (µg/m3)
CO 3.03 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 16:30:51
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 16:34:39
PM - 2.5 46.49 (µg/m3)
PM - 10 194.6 (µg/m3)
SO2 20.57 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 16:34:39
PM - 2.5 48.49 (µg/m3)
PM - 10 90.05 (µg/m3)
SO2 27.84 (µg/m3)
CO 1.69 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 16:34:18
PM - 2.5 0 (µg/m3)
PM - 10 16.93 (µg/m3)
SO2 3.3 (µg/m3)
CO 0.25 (mg/m3)
NO2 4.6 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 16:30:38
PM - 2.5 33.3 (µg/m3)
PM - 10 106.5 (µg/m3)
SO2 .57 (µg/m3)
CO 0.47 (mg/m3)
NO2 1.82 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 16:22:05
PM - 2.5 35.3 (µg/m3)
PM - 10 59.5 (µg/m3)
SO2 17.57 (µg/m3)
CO 0.33 (mg/m3)
NO2 6.23 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 16:33:57
PM - 2.5 53.57 (µg/m3)
PM - 10 91.26 (µg/m3)
SO2 10.67 (µg/m3)
CO 0.47 (mg/m3)
NO2 4.55 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 16:31:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 57.16 (µg/m3)
SO2 8.44 (µg/m3)
CO 0.49 (mg/m3)
NO2 16.11 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 16:34:28
PM - 2.5 43 (µg/m3)
PM - 10 75 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.24 (mg/m3)
NO2 10.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 16:30:40
PM - 2.5 12.8 (µg/m3)
PM - 10 (µg/m3)
SO2 9.94 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 16:34:39
PM - 2.5 35.87 (µg/m3)
PM - 10 105.22 (µg/m3)
SO2 10.85 (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 Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	69.29
18-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	153,427.36

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	175.52
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	104.82
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	173.09

1 - 3

CAAQMS Data

1 - 10 of 5,817

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	18-APR-2026 16:34	18-APR-2026 11:04	48.49	90.05	27.84	-	1.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 16:34	18-APR-2026 11:02	25.06	141.03	13.49	-	3.03	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 16:34	18-APR-2026 11:04	48.88	89.75	28.58	-	1.70	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	18-APR-2026 16:33	18-APR-2026 16:30	53.57	91.26	10.67	4.55	0.47	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 16:33	18-APR-2026 11:02	25.15	140.40	13.64	-	2.95	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 16:33	18-APR-2026 11:03	49.44	89.47	28.89	-	1.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 16:33	18-APR-2026 11:01	25.32	140.00	13.87	-	3.02	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 16:33	18-APR-2026 11:02	50.33	89.15	28.67	-	1.67	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 16:32	18-APR-2026 11:01	25.38	139.66	14.21	-	2.96	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 16:32	18-APR-2026 11:02	51.48	88.85	26.96	-	1.69	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 5,817

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