Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 22:38:48
PM - 2.5 26.01 (µg/m3)
PM - 10 142.28 (µg/m3)
SO2 10.02 (µg/m3)
CO 5.30 (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 22:38:47
PM - 2.5 30 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.58 (mg/m3)
NO2 12.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 22:39:01
PM - 2.5 115.26 (µg/m3)
PM - 10 228.6 (µg/m3)
SO2 7.19 (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 22:39:03
PM - 2.5 27 (µg/m3)
PM - 10 110 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.76 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 22:38:49
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 22:38:57
PM - 2.5 62.92 (µg/m3)
PM - 10 200.28 (µg/m3)
SO2 10.62 (µg/m3)
CO 3.58 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 22:39:03
PM - 2.5 44.39 (µg/m3)
PM - 10 172.6 (µg/m3)
SO2 19.58 (µg/m3)
CO 1.44 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 22:38:42
PM - 2.5 72.03 (µg/m3)
PM - 10 432.91 (µg/m3)
SO2 19.48 (µg/m3)
CO 2.46 (mg/m3)
NO2 2.57 (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 22:39:07
PM - 2.5 183.7 (µg/m3)
PM - 10 985.7 (µg/m3)
SO2 32.86 (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 22:38:53
PM - 2.5 215.73 (µg/m3)
PM - 10 567.45 (µg/m3)
SO2 28.34 (µg/m3)
CO 3.30 (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 22:39:04
PM - 2.5 38 (µg/m3)
PM - 10 66 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.48 (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 22:38:45
PM - 2.5 45.91 (µg/m3)
PM - 10 42.72 (µg/m3)
SO2 12.14 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 22:38:48
PM - 2.5 26.01 (µg/m3)
PM - 10 142.28 (µg/m3)
SO2 10.02 (µg/m3)
CO 5.30 (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 22:38:47
PM - 2.5 30 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.58 (mg/m3)
NO2 12.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 22:39:01
PM - 2.5 115.26 (µg/m3)
PM - 10 228.6 (µg/m3)
SO2 7.19 (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 22:39:03
PM - 2.5 27 (µg/m3)
PM - 10 110 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.76 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 22:38:49
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 22:38:57
PM - 2.5 62.92 (µg/m3)
PM - 10 200.28 (µg/m3)
SO2 10.62 (µg/m3)
CO 3.58 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 22:39:03
PM - 2.5 44.39 (µg/m3)
PM - 10 172.6 (µg/m3)
SO2 19.58 (µg/m3)
CO 1.44 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 22:38:42
PM - 2.5 72.03 (µg/m3)
PM - 10 432.91 (µg/m3)
SO2 19.48 (µg/m3)
CO 2.46 (mg/m3)
NO2 2.57 (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 22:39:07
PM - 2.5 183.7 (µg/m3)
PM - 10 985.7 (µg/m3)
SO2 32.86 (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 22:38:53
PM - 2.5 215.73 (µg/m3)
PM - 10 567.45 (µg/m3)
SO2 28.34 (µg/m3)
CO 3.30 (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 22:39:04
PM - 2.5 38 (µg/m3)
PM - 10 66 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.48 (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 22:38:45
PM - 2.5 45.91 (µg/m3)
PM - 10 42.72 (µg/m3)
SO2 12.14 (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	87.87
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	176.44
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	121.79
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	229.60

1 - 3

CAAQMS Data

1 - 10 of 7,862

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 22:39	18-APR-2026 17:05	44.39	172.60	19.58	-	1.44	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 22:38	18-APR-2026 17:07	62.92	200.28	10.62	-	3.58	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 22:38	18-APR-2026 17:08	215.73	567.45	28.34	-	3.30	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 22:38	18-APR-2026 17:04	44.57	174.70	19.60	-	1.46	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 22:38	18-APR-2026 17:06	63.70	201.15	10.47	-	3.57	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 22:38	18-APR-2026 17:08	216.37	573.70	31.83	-	3.29	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 22:38	18-APR-2026 17:04	44.68	176.70	19.55	-	1.46	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 22:37	18-APR-2026 17:06	63.94	201.91	10.37	-	3.55	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 22:37	18-APR-2026 17:07	216.53	579.11	31.38	-	3.32	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 22:37	18-APR-2026 17:03	44.68	178.50	19.28	-	1.46	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 7,862

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