Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 22:42:19
PM - 2.5 27.14 (µg/m3)
PM - 10 136.84 (µg/m3)
SO2 10.24 (µg/m3)
CO 6.36 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 22:30:29
PM - 2.5 23.83 (µg/m3)
PM - 10 54.56 (µg/m3)
SO2 33.18 (µg/m3)
CO 0.30 (mg/m3)
NO2 13.76 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 22:42:32
PM - 2.5 30 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.62 (mg/m3)
NO2 12.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 22:42:30
PM - 2.5 119.41 (µg/m3)
PM - 10 230.64 (µg/m3)
SO2 8.27 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 22:30:43
PM - 2.5 2.33 (µg/m3)
PM - 10 (µg/m3)
SO2 5.41 (µg/m3)
CO ##### (mg/m3)
NO2 .6 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 22:42:04
PM - 2.5 27 (µg/m3)
PM - 10 110 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.77 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 22:42:19
PM - 2.5 31 (µg/m3)
PM - 10 48 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.36 (mg/m3)
NO2 25.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 22:42:25
PM - 2.5 61.17 (µg/m3)
PM - 10 194.45 (µg/m3)
SO2 10.73 (µg/m3)
CO 3.77 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 22:42:34
PM - 2.5 43.62 (µg/m3)
PM - 10 159.2 (µg/m3)
SO2 18.85 (µg/m3)
CO 1.42 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 22:42:14
PM - 2.5 75.19 (µg/m3)
PM - 10 413.43 (µg/m3)
SO2 19.01 (µg/m3)
CO 2.41 (mg/m3)
NO2 2.28 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 22:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.24 (mg/m3)
NO2 325.47 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 22:42:36
PM - 2.5 188.3 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 35.22 (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 22:42:28
PM - 2.5 210.19 (µg/m3)
PM - 10 532.51 (µg/m3)
SO2 30.58 (µg/m3)
CO 3.23 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 22:33:17
PM - 2.5 67.25 (µg/m3)
PM - 10 115.94 (µg/m3)
SO2 29.37 (µg/m3)
CO 4.01 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 22:30:59
PM - 2.5 76.9 (µg/m3)
PM - 10 140.2 (µg/m3)
SO2 .54 (µg/m3)
CO 1.32 (mg/m3)
NO2 1.72 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 22:37:04
PM - 2.5 52.3 (µg/m3)
PM - 10 109.13 (µg/m3)
SO2 19.66 (µg/m3)
CO 0.66 (mg/m3)
NO2 11.3 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 22:33:59
PM - 2.5 47.54 (µg/m3)
PM - 10 82 (µg/m3)
SO2 9.04 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.38 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 22:31:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 62.22 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 16.74 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 22:42:28
PM - 2.5 38 (µg/m3)
PM - 10 65 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.49 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 22:30:26
PM - 2.5 33.48 (µg/m3)
PM - 10 (µg/m3)
SO2 30.16 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 22:42:16
PM - 2.5 43.81 (µg/m3)
PM - 10 37.59 (µg/m3)
SO2 10.64 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 22:42:19
PM - 2.5 27.14 (µg/m3)
PM - 10 136.84 (µg/m3)
SO2 10.24 (µg/m3)
CO 6.36 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 22:30:29
PM - 2.5 23.83 (µg/m3)
PM - 10 54.56 (µg/m3)
SO2 33.18 (µg/m3)
CO 0.30 (mg/m3)
NO2 13.76 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 22:42:32
PM - 2.5 30 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.62 (mg/m3)
NO2 12.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 22:42:30
PM - 2.5 119.41 (µg/m3)
PM - 10 230.64 (µg/m3)
SO2 8.27 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 22:30:43
PM - 2.5 2.33 (µg/m3)
PM - 10 (µg/m3)
SO2 5.41 (µg/m3)
CO ##### (mg/m3)
NO2 .6 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 22:42:04
PM - 2.5 27 (µg/m3)
PM - 10 110 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.77 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 22:42:19
PM - 2.5 31 (µg/m3)
PM - 10 48 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.36 (mg/m3)
NO2 25.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 22:42:25
PM - 2.5 61.17 (µg/m3)
PM - 10 194.45 (µg/m3)
SO2 10.73 (µg/m3)
CO 3.77 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 22:42:34
PM - 2.5 43.62 (µg/m3)
PM - 10 159.2 (µg/m3)
SO2 18.85 (µg/m3)
CO 1.42 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 22:42:14
PM - 2.5 75.19 (µg/m3)
PM - 10 413.43 (µg/m3)
SO2 19.01 (µg/m3)
CO 2.41 (mg/m3)
NO2 2.28 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 22:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.24 (mg/m3)
NO2 325.47 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 22:42:36
PM - 2.5 188.3 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 35.22 (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 22:42:28
PM - 2.5 210.19 (µg/m3)
PM - 10 532.51 (µg/m3)
SO2 30.58 (µg/m3)
CO 3.23 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 22:33:17
PM - 2.5 67.25 (µg/m3)
PM - 10 115.94 (µg/m3)
SO2 29.37 (µg/m3)
CO 4.01 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 22:30:59
PM - 2.5 76.9 (µg/m3)
PM - 10 140.2 (µg/m3)
SO2 .54 (µg/m3)
CO 1.32 (mg/m3)
NO2 1.72 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 22:37:04
PM - 2.5 52.3 (µg/m3)
PM - 10 109.13 (µg/m3)
SO2 19.66 (µg/m3)
CO 0.66 (mg/m3)
NO2 11.3 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 22:33:59
PM - 2.5 47.54 (µg/m3)
PM - 10 82 (µg/m3)
SO2 9.04 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.38 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 22:31:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 62.22 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 16.74 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 22:42:28
PM - 2.5 38 (µg/m3)
PM - 10 65 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.49 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 22:30:26
PM - 2.5 33.48 (µg/m3)
PM - 10 (µg/m3)
SO2 30.16 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 22:42:16
PM - 2.5 43.81 (µg/m3)
PM - 10 37.59 (µg/m3)
SO2 10.64 (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 Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	88.22
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	176.49
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	121.93
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	230.51

1 - 3

CAAQMS Data

1 - 10 of 7,883

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 22:42	18-APR-2026 17:08	43.62	159.20	18.85	-	1.42	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 22:42	18-APR-2026 17:12	210.19	532.51	30.58	-	3.23	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 22:42	18-APR-2026 17:10	61.17	194.45	10.73	-	3.77	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 22:42	18-APR-2026 17:08	43.67	160.80	18.89	-	1.43	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 22:41	18-APR-2026 17:11	210.74	533.70	29.80	-	3.29	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 22:41	18-APR-2026 17:10	61.06	195.38	10.48	-	3.65	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 22:41	18-APR-2026 17:07	43.74	162.40	18.87	-	1.42	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 22:41	18-APR-2026 17:11	211.67	539.97	31.91	-	3.29	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 22:41	18-APR-2026 17:09	60.80	196.40	10.47	-	3.56	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 22:41	18-APR-2026 17:07	43.85	164.30	19.79	-	1.43	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 7,883

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