Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 02:20:33
PM - 2.5 78.52 (µg/m3)
PM - 10 234.71 (µg/m3)
SO2 5 (µg/m3)
CO 1.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 02:15:38
PM - 2.5 21.68 (µg/m3)
PM - 10 85.57 (µg/m3)
SO2 0 (µg/m3)
CO 0.16 (mg/m3)
NO2 14.17 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 02:20:29
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.03 (mg/m3)
NO2 19.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 02:20:37
PM - 2.5 108.73 (µg/m3)
PM - 10 254.53 (µg/m3)
SO2 12.23 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 02:15:08
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 983.46 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 02:20:38
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.7 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 02:20:39
PM - 2.5 49.08 (µg/m3)
PM - 10 80.42 (µg/m3)
SO2 25.12 (µg/m3)
CO 2.26 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 02:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.89 (mg/m3)
NO2 44.06 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 02:20:35
PM - 2.5 58.77 (µg/m3)
PM - 10 173.8 (µg/m3)
SO2 .22 (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 02:20:33
PM - 2.5 205.32 (µg/m3)
PM - 10 204.15 (µg/m3)
SO2 18.94 (µg/m3)
CO 2.77 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 02:18:15
PM - 2.5 128.21 (µg/m3)
PM - 10 221.05 (µg/m3)
SO2 21.35 (µg/m3)
CO 3.45 (mg/m3)
NO2 19.24 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 02:15:14
PM - 2.5 45.8 (µg/m3)
PM - 10 135.7 (µg/m3)
SO2 .69 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.59 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 02:07:00
PM - 2.5 50.6 (µg/m3)
PM - 10 80.2 (µg/m3)
SO2 13.06 (µg/m3)
CO 0.36 (mg/m3)
NO2 7.15 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 02:19:18
PM - 2.5 50.09 (µg/m3)
PM - 10 85.92 (µg/m3)
SO2 9.73 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.3 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 02:17:34
PM - 2.5 0 (µg/m3)
PM - 10 19.1 (µg/m3)
SO2 7.24 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.63 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 02:20:26
PM - 2.5 65 (µg/m3)
PM - 10 115 (µg/m3)
SO2 4.9 (µg/m3)
CO 2.04 (mg/m3)
NO2 3.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 02:15:56
PM - 2.5 17.62 (µg/m3)
PM - 10 (µg/m3)
SO2 14.54 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 02:20:31
PM - 2.5 129.5 (µg/m3)
PM - 10 203.84 (µg/m3)
SO2 11.31 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 02:20:33
PM - 2.5 78.52 (µg/m3)
PM - 10 234.71 (µg/m3)
SO2 5 (µg/m3)
CO 1.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 02:15:38
PM - 2.5 21.68 (µg/m3)
PM - 10 85.57 (µg/m3)
SO2 0 (µg/m3)
CO 0.16 (mg/m3)
NO2 14.17 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 02:20:29
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.03 (mg/m3)
NO2 19.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 02:20:37
PM - 2.5 108.73 (µg/m3)
PM - 10 254.53 (µg/m3)
SO2 12.23 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 02:15:08
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 983.46 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 02:20:38
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.7 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 02:20:39
PM - 2.5 49.08 (µg/m3)
PM - 10 80.42 (µg/m3)
SO2 25.12 (µg/m3)
CO 2.26 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 02:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.89 (mg/m3)
NO2 44.06 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 02:20:35
PM - 2.5 58.77 (µg/m3)
PM - 10 173.8 (µg/m3)
SO2 .22 (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 02:20:33
PM - 2.5 205.32 (µg/m3)
PM - 10 204.15 (µg/m3)
SO2 18.94 (µg/m3)
CO 2.77 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 02:18:15
PM - 2.5 128.21 (µg/m3)
PM - 10 221.05 (µg/m3)
SO2 21.35 (µg/m3)
CO 3.45 (mg/m3)
NO2 19.24 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 02:15:14
PM - 2.5 45.8 (µg/m3)
PM - 10 135.7 (µg/m3)
SO2 .69 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.59 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 02:07:00
PM - 2.5 50.6 (µg/m3)
PM - 10 80.2 (µg/m3)
SO2 13.06 (µg/m3)
CO 0.36 (mg/m3)
NO2 7.15 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 02:19:18
PM - 2.5 50.09 (µg/m3)
PM - 10 85.92 (µg/m3)
SO2 9.73 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.3 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 02:17:34
PM - 2.5 0 (µg/m3)
PM - 10 19.1 (µg/m3)
SO2 7.24 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.63 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 02:20:26
PM - 2.5 65 (µg/m3)
PM - 10 115 (µg/m3)
SO2 4.9 (µg/m3)
CO 2.04 (mg/m3)
NO2 3.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 02:15:56
PM - 2.5 17.62 (µg/m3)
PM - 10 (µg/m3)
SO2 14.54 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 02:20:31
PM - 2.5 129.5 (µg/m3)
PM - 10 203.84 (µg/m3)
SO2 11.31 (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 Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	238.65

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	155.87
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	333.16

1 - 2

CAAQMS Data

1 - 10 of 600

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	12-APR-2026 02:20	11-APR-2026 20:46	49.08	80.42	25.12	-	2.26	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 02:20	11-APR-2026 20:50	205.32	204.15	18.94	-	2.77	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:20	11-APR-2026 20:46	49.01	79.96	24.88	-	2.19	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 02:19	11-APR-2026 20:49	206.96	204.68	20.19	-	2.76	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:19	11-APR-2026 20:45	49.06	79.35	24.45	-	2.11	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 02:19	11-APR-2026 20:49	208.65	205.20	23.03	-	2.73	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 02:19	12-APR-2026 02:15	50.09	85.92	9.73	3.30	0.32	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:19	11-APR-2026 20:45	49.14	78.77	24.35	-	2.03	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 02:18	11-APR-2026 20:48	210.41	205.62	23.19	-	2.74	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:18	11-APR-2026 20:44	49.26	78.22	23.96	-	1.97	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 600

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