Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 00:17:00
PM - 2.5 36.79 (µg/m3)
PM - 10 242.62 (µg/m3)
SO2 4.6 (µg/m3)
CO 1.40 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 00:15:35
PM - 2.5 22.97 (µg/m3)
PM - 10 55.22 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 7.39 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 00:16:41
PM - 2.5 11 (µg/m3)
PM - 10 22 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.06 (mg/m3)
NO2 19.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 00:16:54
PM - 2.5 130.3 (µg/m3)
PM - 10 284.31 (µg/m3)
SO2 27.73 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 00:15:38
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.41 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 00:16:35
PM - 2.5 3 (µg/m3)
PM - 10 5 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.32 (mg/m3)
NO2 20 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 00:17:03
PM - 2.5 47.43 (µg/m3)
PM - 10 140.3 (µg/m3)
SO2 21.52 (µg/m3)
CO 0.81 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 00:15:50
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 00:17:06
PM - 2.5 63.44 (µg/m3)
PM - 10 310.8 (µg/m3)
SO2 .41 (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 00:16:57
PM - 2.5 221.13 (µg/m3)
PM - 10 607.67 (µg/m3)
SO2 23.71 (µg/m3)
CO 3.04 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 00:03:12
PM - 2.5 70.64 (µg/m3)
PM - 10 121.79 (µg/m3)
SO2 22.84 (µg/m3)
CO 3.56 (mg/m3)
NO2 19.23 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 00:15:44
PM - 2.5 65.3 (µg/m3)
PM - 10 163.6 (µg/m3)
SO2 .57 (µg/m3)
CO 0.56 (mg/m3)
NO2 2.58 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 00:07:00
PM - 2.5 5.1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5 (µg/m3)
CO 0.30 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 00:04:17
PM - 2.5 51.43 (µg/m3)
PM - 10 87.97 (µg/m3)
SO2 10.09 (µg/m3)
CO 0.38 (mg/m3)
NO2 3.78 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 00:02:31
PM - 2.5 0 (µg/m3)
PM - 10 24.04 (µg/m3)
SO2 7.29 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.39 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 00:17:04
PM - 2.5 43 (µg/m3)
PM - 10 75 (µg/m3)
SO2 5.1 (µg/m3)
CO 2.68 (mg/m3)
NO2 3.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 00:15:24
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 43.36 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 00:16:56
PM - 2.5 113.92 (µg/m3)
PM - 10 111.18 (µg/m3)
SO2 14.27 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 00:17:00
PM - 2.5 36.79 (µg/m3)
PM - 10 242.62 (µg/m3)
SO2 4.6 (µg/m3)
CO 1.40 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 00:15:35
PM - 2.5 22.97 (µg/m3)
PM - 10 55.22 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 7.39 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 00:16:41
PM - 2.5 11 (µg/m3)
PM - 10 22 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.06 (mg/m3)
NO2 19.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 00:16:54
PM - 2.5 130.3 (µg/m3)
PM - 10 284.31 (µg/m3)
SO2 27.73 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 00:15:38
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.41 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 00:16:35
PM - 2.5 3 (µg/m3)
PM - 10 5 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.32 (mg/m3)
NO2 20 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 00:17:03
PM - 2.5 47.43 (µg/m3)
PM - 10 140.3 (µg/m3)
SO2 21.52 (µg/m3)
CO 0.81 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 00:15:50
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 00:17:06
PM - 2.5 63.44 (µg/m3)
PM - 10 310.8 (µg/m3)
SO2 .41 (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 00:16:57
PM - 2.5 221.13 (µg/m3)
PM - 10 607.67 (µg/m3)
SO2 23.71 (µg/m3)
CO 3.04 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 00:03:12
PM - 2.5 70.64 (µg/m3)
PM - 10 121.79 (µg/m3)
SO2 22.84 (µg/m3)
CO 3.56 (mg/m3)
NO2 19.23 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 00:15:44
PM - 2.5 65.3 (µg/m3)
PM - 10 163.6 (µg/m3)
SO2 .57 (µg/m3)
CO 0.56 (mg/m3)
NO2 2.58 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 00:07:00
PM - 2.5 5.1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5 (µg/m3)
CO 0.30 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 00:04:17
PM - 2.5 51.43 (µg/m3)
PM - 10 87.97 (µg/m3)
SO2 10.09 (µg/m3)
CO 0.38 (mg/m3)
NO2 3.78 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 00:02:31
PM - 2.5 0 (µg/m3)
PM - 10 24.04 (µg/m3)
SO2 7.29 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.39 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 00:17:04
PM - 2.5 43 (µg/m3)
PM - 10 75 (µg/m3)
SO2 5.1 (µg/m3)
CO 2.68 (mg/m3)
NO2 3.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 00:15:24
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 43.36 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 00:16:56
PM - 2.5 113.92 (µg/m3)
PM - 10 111.18 (µg/m3)
SO2 14.27 (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	238.57

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	137.32
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	668.85

1 - 2

CAAQMS Data

1 - 10 of 76

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 00:17	11-APR-2026 18:43	47.43	140.30	21.52	-	0.81	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 00:16	11-APR-2026 18:46	221.13	607.67	23.71	-	3.04	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 00:16	11-APR-2026 18:42	47.67	140.40	21.67	-	0.81	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 00:16	11-APR-2026 18:46	222.34	612.20	23.31	-	3.01	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 00:16	11-APR-2026 18:42	47.86	140.70	21.34	-	0.80	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 00:15	11-APR-2026 18:45	223.43	616.31	20.74	-	3.03	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 00:15	11-APR-2026 18:41	48.04	140.80	21.33	-	0.80	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	12-APR-2026 00:15	11-APR-2026 18:45	0.00	-	0.00	43.36	26.59	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	12-APR-2026 00:15	11-APR-2026 18:45	224.67	620.98	22.11	-	3.04	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 00:15	11-APR-2026 18:41	48.21	141.10	21.34	-	0.79	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 76

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