Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 08:15:45
PM - 2.5 48.71 (µg/m3)
PM - 10 90.09 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 11.09 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 08:18:43
PM - 2.5 20 (µg/m3)
PM - 10 38 (µg/m3)
SO2 4.8 (µg/m3)
CO 3.71 (mg/m3)
NO2 19 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 08:18:43
PM - 2.5 57.05 (µg/m3)
PM - 10 253.84 (µg/m3)
SO2 16.18 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 08:15:39
PM - 2.5 2.3 (µg/m3)
PM - 10 (µg/m3)
SO2 5.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 08:18:54
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.01 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 08:18:44
PM - 2.5 12 (µg/m3)
PM - 10 21 (µg/m3)
SO2 10.2 (µg/m3)
CO 1.48 (mg/m3)
NO2 17.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 08:18:34
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 6.9 (µg/m3)
CO 0.46 (mg/m3)
NO2 20.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 08:18:41
PM - 2.5 42.83 (µg/m3)
PM - 10 104.5 (µg/m3)
SO2 18.84 (µg/m3)
CO 0.92 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 08:15:50
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
12-04-2026 08:18:35
PM - 2.5 77.67 (µg/m3)
PM - 10 226.8 (µg/m3)
SO2 6.92 (µg/m3)
CO 0.54 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 08:18:55
PM - 2.5 40.9 (µg/m3)
PM - 10 106.09 (µg/m3)
SO2 32.16 (µg/m3)
CO 2.42 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 08:18:53
PM - 2.5 4.43 (µg/m3)
PM - 10 79.68 (µg/m3)
SO2 .08 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.92 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 08:18:14
PM - 2.5 190.7 (µg/m3)
PM - 10 328.8 (µg/m3)
SO2 100.32 (µg/m3)
CO 4.41 (mg/m3)
NO2 23.92 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 08:15:46
PM - 2.5 60.2 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 1.31 (µg/m3)
CO 1.78 (mg/m3)
NO2 4.2 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 08:07:00
PM - 2.5 56.1 (µg/m3)
PM - 10 94.38 (µg/m3)
SO2 13.67 (µg/m3)
CO 0.43 (mg/m3)
NO2 8.4 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 08:04:19
PM - 2.5 50.13 (µg/m3)
PM - 10 85.98 (µg/m3)
SO2 9.74 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.32 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 08:17:31
PM - 2.5 0 (µg/m3)
PM - 10 76.13 (µg/m3)
SO2 6.34 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.88 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 08:18:56
PM - 2.5 44 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.59 (mg/m3)
NO2 3.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 08:15:36
PM - 2.5 16.25 (µg/m3)
PM - 10 (µg/m3)
SO2 12.89 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 08:18:38
PM - 2.5 53.47 (µg/m3)
PM - 10 73.38 (µg/m3)
SO2 10.97 (µg/m3)
CO ##### (mg/m3)
NO2 3.11 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 08:15:45
PM - 2.5 48.71 (µg/m3)
PM - 10 90.09 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 11.09 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 08:18:43
PM - 2.5 20 (µg/m3)
PM - 10 38 (µg/m3)
SO2 4.8 (µg/m3)
CO 3.71 (mg/m3)
NO2 19 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 08:18:43
PM - 2.5 57.05 (µg/m3)
PM - 10 253.84 (µg/m3)
SO2 16.18 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 08:15:39
PM - 2.5 2.3 (µg/m3)
PM - 10 (µg/m3)
SO2 5.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 08:18:54
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.01 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 08:18:44
PM - 2.5 12 (µg/m3)
PM - 10 21 (µg/m3)
SO2 10.2 (µg/m3)
CO 1.48 (mg/m3)
NO2 17.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 08:18:34
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 6.9 (µg/m3)
CO 0.46 (mg/m3)
NO2 20.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 08:18:41
PM - 2.5 42.83 (µg/m3)
PM - 10 104.5 (µg/m3)
SO2 18.84 (µg/m3)
CO 0.92 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 08:15:50
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
12-04-2026 08:18:35
PM - 2.5 77.67 (µg/m3)
PM - 10 226.8 (µg/m3)
SO2 6.92 (µg/m3)
CO 0.54 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 08:18:55
PM - 2.5 40.9 (µg/m3)
PM - 10 106.09 (µg/m3)
SO2 32.16 (µg/m3)
CO 2.42 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 08:18:53
PM - 2.5 4.43 (µg/m3)
PM - 10 79.68 (µg/m3)
SO2 .08 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.92 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 08:18:14
PM - 2.5 190.7 (µg/m3)
PM - 10 328.8 (µg/m3)
SO2 100.32 (µg/m3)
CO 4.41 (mg/m3)
NO2 23.92 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 08:15:46
PM - 2.5 60.2 (µg/m3)
PM - 10 1000 (µg/m3)
SO2 1.31 (µg/m3)
CO 1.78 (mg/m3)
NO2 4.2 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 08:07:00
PM - 2.5 56.1 (µg/m3)
PM - 10 94.38 (µg/m3)
SO2 13.67 (µg/m3)
CO 0.43 (mg/m3)
NO2 8.4 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 08:04:19
PM - 2.5 50.13 (µg/m3)
PM - 10 85.98 (µg/m3)
SO2 9.74 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.32 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 08:17:31
PM - 2.5 0 (µg/m3)
PM - 10 76.13 (µg/m3)
SO2 6.34 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.88 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 08:18:56
PM - 2.5 44 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.59 (mg/m3)
NO2 3.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 08:15:36
PM - 2.5 16.25 (µg/m3)
PM - 10 (µg/m3)
SO2 12.89 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 08:18:38
PM - 2.5 53.47 (µg/m3)
PM - 10 73.38 (µg/m3)
SO2 10.97 (µg/m3)
CO ##### (mg/m3)
NO2 3.11 (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)
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	117.93

1 - 1

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
12-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	116.87
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	240.16

1 - 2

CAAQMS Data

1 - 10 of 2,106

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	12-APR-2026 08:18	12-APR-2026 02:48	40.90	106.09	32.16	-	2.42	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 08:18	12-APR-2026 02:45	42.83	104.50	18.84	-	0.92	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	12-APR-2026 08:18	12-APR-2026 02:48	40.94	104.79	34.52	-	2.43	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 08:18	12-APR-2026 02:44	43.22	105.30	18.95	-	0.93	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	12-APR-2026 08:17	12-APR-2026 02:47	41.07	103.78	33.65	-	2.42	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 08:17	12-APR-2026 02:44	43.64	106.10	19.24	-	0.93	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 08:17	12-APR-2026 08:15	0.00	76.13	6.34	13.88	0.42	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	12-APR-2026 08:17	12-APR-2026 02:47	41.25	102.69	33.70	-	2.44	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 08:17	12-APR-2026 02:43	44.01	106.70	19.67	-	0.93	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	12-APR-2026 08:16	12-APR-2026 02:46	41.54	101.63	32.53	-	2.42	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,106

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