Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 00:33:59
PM - 2.5 33.9 (µg/m3)
PM - 10 189.22 (µg/m3)
SO2 6.26 (µg/m3)
CO 1.57 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 00:30:27
PM - 2.5 22.97 (µg/m3)
PM - 10 55.22 (µg/m3)
SO2 0 (µg/m3)
CO 0.19 (mg/m3)
NO2 7.81 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 00:33:57
PM - 2.5 11 (µg/m3)
PM - 10 22 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.05 (mg/m3)
NO2 19.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 00:34:07
PM - 2.5 114.94 (µg/m3)
PM - 10 297.89 (µg/m3)
SO2 19.68 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 00:30:27
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 00:34:06
PM - 2.5 3 (µg/m3)
PM - 10 5 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.32 (mg/m3)
NO2 20.4 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 00:34:03
PM - 2.5 52.69 (µg/m3)
PM - 10 168.7 (µg/m3)
SO2 20.41 (µg/m3)
CO 0.85 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 00:30:50
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 00:34:08
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.96 (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 00:33:58
PM - 2.5 192.55 (µg/m3)
PM - 10 475.25 (µg/m3)
SO2 22.52 (µg/m3)
CO 3.18 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 00:33:12
PM - 2.5 70.64 (µg/m3)
PM - 10 121.79 (µg/m3)
SO2 21.87 (µg/m3)
CO 3.73 (mg/m3)
NO2 19.18 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 00:30:33
PM - 2.5 62.3 (µg/m3)
PM - 10 163.6 (µg/m3)
SO2 .81 (µg/m3)
CO 0.70 (mg/m3)
NO2 2.59 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 00:22:00
PM - 2.5 42.4 (µg/m3)
PM - 10 58.52 (µg/m3)
SO2 13.65 (µg/m3)
CO 0.25 (mg/m3)
NO2 5.25 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 00:34:17
PM - 2.5 50.52 (µg/m3)
PM - 10 86.58 (µg/m3)
SO2 9.84 (µg/m3)
CO 0.34 (mg/m3)
NO2 3.46 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 00:32:31
PM - 2.5 0 (µg/m3)
PM - 10 18.17 (µg/m3)
SO2 7.07 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.1 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 00:34:04
PM - 2.5 43 (µg/m3)
PM - 10 75 (µg/m3)
SO2 4.9 (µg/m3)
CO 3.47 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 00:30:13
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 46.7 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 00:33:57
PM - 2.5 122.32 (µg/m3)
PM - 10 125.58 (µg/m3)
SO2 14.54 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 00:33:59
PM - 2.5 33.9 (µg/m3)
PM - 10 189.22 (µg/m3)
SO2 6.26 (µg/m3)
CO 1.57 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 00:30:27
PM - 2.5 22.97 (µg/m3)
PM - 10 55.22 (µg/m3)
SO2 0 (µg/m3)
CO 0.19 (mg/m3)
NO2 7.81 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 00:33:57
PM - 2.5 11 (µg/m3)
PM - 10 22 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.05 (mg/m3)
NO2 19.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 00:34:07
PM - 2.5 114.94 (µg/m3)
PM - 10 297.89 (µg/m3)
SO2 19.68 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 00:30:27
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 00:34:06
PM - 2.5 3 (µg/m3)
PM - 10 5 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.32 (mg/m3)
NO2 20.4 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 00:34:03
PM - 2.5 52.69 (µg/m3)
PM - 10 168.7 (µg/m3)
SO2 20.41 (µg/m3)
CO 0.85 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 00:30:50
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 00:34:08
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.96 (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 00:33:58
PM - 2.5 192.55 (µg/m3)
PM - 10 475.25 (µg/m3)
SO2 22.52 (µg/m3)
CO 3.18 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 00:33:12
PM - 2.5 70.64 (µg/m3)
PM - 10 121.79 (µg/m3)
SO2 21.87 (µg/m3)
CO 3.73 (mg/m3)
NO2 19.18 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 00:30:33
PM - 2.5 62.3 (µg/m3)
PM - 10 163.6 (µg/m3)
SO2 .81 (µg/m3)
CO 0.70 (mg/m3)
NO2 2.59 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 00:22:00
PM - 2.5 42.4 (µg/m3)
PM - 10 58.52 (µg/m3)
SO2 13.65 (µg/m3)
CO 0.25 (mg/m3)
NO2 5.25 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 00:34:17
PM - 2.5 50.52 (µg/m3)
PM - 10 86.58 (µg/m3)
SO2 9.84 (µg/m3)
CO 0.34 (mg/m3)
NO2 3.46 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 00:32:31
PM - 2.5 0 (µg/m3)
PM - 10 18.17 (µg/m3)
SO2 7.07 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.1 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 00:34:04
PM - 2.5 43 (µg/m3)
PM - 10 75 (µg/m3)
SO2 4.9 (µg/m3)
CO 3.47 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 00:30:13
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 46.7 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 00:33:57
PM - 2.5 122.32 (µg/m3)
PM - 10 125.58 (µg/m3)
SO2 14.54 (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	218.77

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	139.16
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	601.28

1 - 2

CAAQMS Data

1 - 10 of 150

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 00:34	12-APR-2026 00:30	50.52	86.58	9.84	3.46	0.34	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 00:34	11-APR-2026 19:00	52.69	168.70	20.41	-	0.85	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 00:33	11-APR-2026 19:03	192.55	475.25	22.52	-	3.18	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 00:33	11-APR-2026 18:59	52.69	164.30	20.16	-	0.85	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 00:33	11-APR-2026 19:03	192.39	478.92	20.43	-	3.17	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 00:33	11-APR-2026 18:59	52.69	160.00	20.06	-	0.84	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 00:33	11-APR-2026 19:02	192.14	482.32	20.30	-	3.12	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 00:32	11-APR-2026 18:58	52.69	155.90	19.77	-	0.84	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 00:32	12-APR-2026 00:30	0.00	18.17	7.07	13.10	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 00:32	11-APR-2026 19:02	191.96	486.27	22.45	-	3.12	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 150

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