Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 04:19:01
PM - 2.5 97.54 (µg/m3)
PM - 10 346.31 (µg/m3)
SO2 5.21 (µg/m3)
CO 1.58 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 04:15:38
PM - 2.5 23.67 (µg/m3)
PM - 10 60.18 (µg/m3)
SO2 0 (µg/m3)
CO 0.33 (mg/m3)
NO2 17.66 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 04:19:01
PM - 2.5 5 (µg/m3)
PM - 10 9 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 19.4 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 04:19:11
PM - 2.5 87.47 (µg/m3)
PM - 10 167.11 (µg/m3)
SO2 5.68 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 04:15:38
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 65.97 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 04:19:15
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.35 (mg/m3)
NO2 21 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 04:19:07
PM - 2.5 60.61 (µg/m3)
PM - 10 70.46 (µg/m3)
SO2 24.32 (µg/m3)
CO 4.19 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 04:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.21 (mg/m3)
NO2 2.86 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 04:19:05
PM - 2.5 70.99 (µg/m3)
PM - 10 198 (µg/m3)
SO2 0 (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
12-04-2026 04:19:05
PM - 2.5 122.26 (µg/m3)
PM - 10 318.52 (µg/m3)
SO2 21.41 (µg/m3)
CO 2.52 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 04:18:14
PM - 2.5 121.48 (µg/m3)
PM - 10 209.45 (µg/m3)
SO2 21.4 (µg/m3)
CO 4.31 (mg/m3)
NO2 19.4 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 04:15:42
PM - 2.5 57 (µg/m3)
PM - 10 217.5 (µg/m3)
SO2 .27 (µg/m3)
CO 0.64 (mg/m3)
NO2 2.65 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 04:07:00
PM - 2.5 52 (µg/m3)
PM - 10 83.8 (µg/m3)
SO2 13.17 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.47 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 04:04:18
PM - 2.5 55.97 (µg/m3)
PM - 10 94.94 (µg/m3)
SO2 11.31 (µg/m3)
CO 0.58 (mg/m3)
NO2 5.42 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 04:17:31
PM - 2.5 0 (µg/m3)
PM - 10 81.26 (µg/m3)
SO2 7.81 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.49 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 04:18:56
PM - 2.5 20 (µg/m3)
PM - 10 35 (µg/m3)
SO2 5 (µg/m3)
CO 1.28 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 04:15:30
PM - 2.5 14.34 (µg/m3)
PM - 10 (µg/m3)
SO2 11.08 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 04:19:01
PM - 2.5 68.65 (µg/m3)
PM - 10 73.49 (µg/m3)
SO2 24.8 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 04:19:01
PM - 2.5 97.54 (µg/m3)
PM - 10 346.31 (µg/m3)
SO2 5.21 (µg/m3)
CO 1.58 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 04:15:38
PM - 2.5 23.67 (µg/m3)
PM - 10 60.18 (µg/m3)
SO2 0 (µg/m3)
CO 0.33 (mg/m3)
NO2 17.66 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 04:19:01
PM - 2.5 5 (µg/m3)
PM - 10 9 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 19.4 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 04:19:11
PM - 2.5 87.47 (µg/m3)
PM - 10 167.11 (µg/m3)
SO2 5.68 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 04:15:38
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 65.97 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 04:19:15
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.35 (mg/m3)
NO2 21 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 04:19:07
PM - 2.5 60.61 (µg/m3)
PM - 10 70.46 (µg/m3)
SO2 24.32 (µg/m3)
CO 4.19 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 04:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.21 (mg/m3)
NO2 2.86 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 04:19:05
PM - 2.5 70.99 (µg/m3)
PM - 10 198 (µg/m3)
SO2 0 (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
12-04-2026 04:19:05
PM - 2.5 122.26 (µg/m3)
PM - 10 318.52 (µg/m3)
SO2 21.41 (µg/m3)
CO 2.52 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 04:18:14
PM - 2.5 121.48 (µg/m3)
PM - 10 209.45 (µg/m3)
SO2 21.4 (µg/m3)
CO 4.31 (mg/m3)
NO2 19.4 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 04:15:42
PM - 2.5 57 (µg/m3)
PM - 10 217.5 (µg/m3)
SO2 .27 (µg/m3)
CO 0.64 (mg/m3)
NO2 2.65 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 04:07:00
PM - 2.5 52 (µg/m3)
PM - 10 83.8 (µg/m3)
SO2 13.17 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.47 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 04:04:18
PM - 2.5 55.97 (µg/m3)
PM - 10 94.94 (µg/m3)
SO2 11.31 (µg/m3)
CO 0.58 (mg/m3)
NO2 5.42 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 04:17:31
PM - 2.5 0 (µg/m3)
PM - 10 81.26 (µg/m3)
SO2 7.81 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.49 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 04:18:56
PM - 2.5 20 (µg/m3)
PM - 10 35 (µg/m3)
SO2 5 (µg/m3)
CO 1.28 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 04:15:30
PM - 2.5 14.34 (µg/m3)
PM - 10 (µg/m3)
SO2 11.08 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 04:19:01
PM - 2.5 68.65 (µg/m3)
PM - 10 73.49 (µg/m3)
SO2 24.8 (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)
12-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	63.82
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	155.78

1 - 2

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	131.41
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	267.92

1 - 2

CAAQMS Data

1 - 10 of 1,097

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	SECL_DIPKA	SECL_DIPKA	12-APR-2026 04:19	12-APR-2026 04:15	58.10	98.20	11.89	6.18	0.68	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 04:19	11-APR-2026 22:44	60.61	70.46	24.32	-	4.19	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 04:19	11-APR-2026 22:45	60.64	71.55	24.87	-	4.20	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 04:19	11-APR-2026 22:49	122.26	318.52	21.41	-	2.52	site_5664	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 04:18	11-APR-2026 22:48	122.09	317.99	20.27	-	2.54	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 04:18	11-APR-2026 22:44	60.51	69.42	24.04	-	4.19	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 04:18	11-APR-2026 22:48	122.17	317.30	22.31	-	2.56	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 04:17	11-APR-2026 22:43	60.37	68.49	23.67	-	4.19	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 04:17	11-APR-2026 22:47	122.35	316.66	21.20	-	2.54	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 04:17	12-APR-2026 04:15	0.00	81.26	7.81	13.49	0.42	site_1963	Envea India Pvt Ltd

1 - 10 of 1,097

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