Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 21:38:46
PM - 2.5 23.7 (µg/m3)
PM - 10 123.4 (µg/m3)
SO2 10.76 (µg/m3)
CO 5.54 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 21:30:57
PM - 2.5 24.88 (µg/m3)
PM - 10 65.25 (µg/m3)
SO2 35.18 (µg/m3)
CO 0.25 (mg/m3)
NO2 24.65 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 21:38:47
PM - 2.5 54 (µg/m3)
PM - 10 108 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.42 (mg/m3)
NO2 11.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 21:39:00
PM - 2.5 64.85 (µg/m3)
PM - 10 164.05 (µg/m3)
SO2 14.9 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 21:30:27
PM - 2.5 2.37 (µg/m3)
PM - 10 (µg/m3)
SO2 5.5 (µg/m3)
CO (mg/m3)
NO2 .38 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 21:39:03
PM - 2.5 23 (µg/m3)
PM - 10 110 (µg/m3)
SO2 10 (µg/m3)
CO 0.69 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 21:38:48
PM - 2.5 30 (µg/m3)
PM - 10 46 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.37 (mg/m3)
NO2 24.3 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 21:38:55
PM - 2.5 60.15 (µg/m3)
PM - 10 281.15 (µg/m3)
SO2 12.79 (µg/m3)
CO 3.67 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 21:39:02
PM - 2.5 36.4 (µg/m3)
PM - 10 175.8 (µg/m3)
SO2 19.36 (µg/m3)
CO 1.78 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 21:38:46
PM - 2.5 47.82 (µg/m3)
PM - 10 115.49 (µg/m3)
SO2 17.48 (µg/m3)
CO 2.11 (mg/m3)
NO2 .77 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 21:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.80 (mg/m3)
NO2 182.55 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 21:39:05
PM - 2.5 137.9 (µg/m3)
PM - 10 631.4 (µg/m3)
SO2 31.46 (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 21:38:54
PM - 2.5 355.47 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 29.72 (µg/m3)
CO 3.79 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 21:33:19
PM - 2.5 71.73 (µg/m3)
PM - 10 123.67 (µg/m3)
SO2 25.77 (µg/m3)
CO 3.28 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 21:30:43
PM - 2.5 63.8 (µg/m3)
PM - 10 144.2 (µg/m3)
SO2 0 (µg/m3)
CO 0.77 (mg/m3)
NO2 1.55 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 21:37:04
PM - 2.5 40.9 (µg/m3)
PM - 10 75.67 (µg/m3)
SO2 18.25 (µg/m3)
CO 0.44 (mg/m3)
NO2 7.88 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 21:33:59
PM - 2.5 50.74 (µg/m3)
PM - 10 86.92 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.54 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 21:31:21
PM - 2.5 (µg/m3)
PM - 10 59.54 (µg/m3)
SO2 0 (µg/m3)
CO 0.52 (mg/m3)
NO2 16.64 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 21:38:58
PM - 2.5 35 (µg/m3)
PM - 10 62 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.47 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 21:30:09
PM - 2.5 38.98 (µg/m3)
PM - 10 (µg/m3)
SO2 35.38 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 21:38:43
PM - 2.5 89.23 (µg/m3)
PM - 10 102.38 (µg/m3)
SO2 16.57 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 21:38:46
PM - 2.5 23.7 (µg/m3)
PM - 10 123.4 (µg/m3)
SO2 10.76 (µg/m3)
CO 5.54 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 21:30:57
PM - 2.5 24.88 (µg/m3)
PM - 10 65.25 (µg/m3)
SO2 35.18 (µg/m3)
CO 0.25 (mg/m3)
NO2 24.65 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 21:38:47
PM - 2.5 54 (µg/m3)
PM - 10 108 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.42 (mg/m3)
NO2 11.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 21:39:00
PM - 2.5 64.85 (µg/m3)
PM - 10 164.05 (µg/m3)
SO2 14.9 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 21:30:27
PM - 2.5 2.37 (µg/m3)
PM - 10 (µg/m3)
SO2 5.5 (µg/m3)
CO (mg/m3)
NO2 .38 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 21:39:03
PM - 2.5 23 (µg/m3)
PM - 10 110 (µg/m3)
SO2 10 (µg/m3)
CO 0.69 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 21:38:48
PM - 2.5 30 (µg/m3)
PM - 10 46 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.37 (mg/m3)
NO2 24.3 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 21:38:55
PM - 2.5 60.15 (µg/m3)
PM - 10 281.15 (µg/m3)
SO2 12.79 (µg/m3)
CO 3.67 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 21:39:02
PM - 2.5 36.4 (µg/m3)
PM - 10 175.8 (µg/m3)
SO2 19.36 (µg/m3)
CO 1.78 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 21:38:46
PM - 2.5 47.82 (µg/m3)
PM - 10 115.49 (µg/m3)
SO2 17.48 (µg/m3)
CO 2.11 (mg/m3)
NO2 .77 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 21:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.80 (mg/m3)
NO2 182.55 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 21:39:05
PM - 2.5 137.9 (µg/m3)
PM - 10 631.4 (µg/m3)
SO2 31.46 (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 21:38:54
PM - 2.5 355.47 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 29.72 (µg/m3)
CO 3.79 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 21:33:19
PM - 2.5 71.73 (µg/m3)
PM - 10 123.67 (µg/m3)
SO2 25.77 (µg/m3)
CO 3.28 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 21:30:43
PM - 2.5 63.8 (µg/m3)
PM - 10 144.2 (µg/m3)
SO2 0 (µg/m3)
CO 0.77 (mg/m3)
NO2 1.55 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 21:37:04
PM - 2.5 40.9 (µg/m3)
PM - 10 75.67 (µg/m3)
SO2 18.25 (µg/m3)
CO 0.44 (mg/m3)
NO2 7.88 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 21:33:59
PM - 2.5 50.74 (µg/m3)
PM - 10 86.92 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.54 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 21:31:21
PM - 2.5 (µg/m3)
PM - 10 59.54 (µg/m3)
SO2 0 (µg/m3)
CO 0.52 (mg/m3)
NO2 16.64 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 21:38:58
PM - 2.5 35 (µg/m3)
PM - 10 62 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.47 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 21:30:09
PM - 2.5 38.98 (µg/m3)
PM - 10 (µg/m3)
SO2 35.38 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 21:38:43
PM - 2.5 89.23 (µg/m3)
PM - 10 102.38 (µg/m3)
SO2 16.57 (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	79.57

1 - 1

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	173.83
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	116.82
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	200.80

1 - 3

CAAQMS Data

1 - 10 of 7,488

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 21:39	18-APR-2026 16:05	36.40	175.80	19.36	-	1.78	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 21:38	18-APR-2026 16:07	60.15	281.15	12.79	-	3.67	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 21:38	18-APR-2026 16:08	355.47	1,000.00	29.72	-	3.79	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 21:38	18-APR-2026 16:04	35.56	174.60	19.65	-	1.78	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 21:38	18-APR-2026 16:08	356.01	1,000.00	29.60	-	3.84	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 21:38	18-APR-2026 16:06	59.98	282.29	12.57	-	3.76	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 21:38	18-APR-2026 16:04	34.89	173.60	19.41	-	1.78	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 21:37	18-APR-2026 16:06	59.94	283.25	12.35	-	3.69	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 21:37	18-APR-2026 16:07	356.66	1,000.00	31.91	-	3.89	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 21:37	18-APR-2026 16:03	34.38	173.10	19.00	-	1.78	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 7,488

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