Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 06:05:32
PM - 2.5 96.41 (µg/m3)
PM - 10 357.38 (µg/m3)
SO2 5.44 (µg/m3)
CO 1.94 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 06:00:49
PM - 2.5 24.84 (µg/m3)
PM - 10 87.83 (µg/m3)
SO2 0 (µg/m3)
CO 0.29 (mg/m3)
NO2 11.5 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 06:05:32
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 19.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 06:05:41
PM - 2.5 67.02 (µg/m3)
PM - 10 146.55 (µg/m3)
SO2 4.38 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 06:00:19
PM - 2.5 2.29 (µg/m3)
PM - 10 (µg/m3)
SO2 5.56 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 06:05:55
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.36 (mg/m3)
NO2 21 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 06:05:39
PM - 2.5 40.61 (µg/m3)
PM - 10 68.47 (µg/m3)
SO2 22.66 (µg/m3)
CO 1.57 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 06:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 986.05 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 06:05:34
PM - 2.5 51.13 (µg/m3)
PM - 10 149.8 (µg/m3)
SO2 3.36 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 06:05:32
PM - 2.5 72.13 (µg/m3)
PM - 10 162.93 (µg/m3)
SO2 23.18 (µg/m3)
CO 2.51 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 06:03:14
PM - 2.5 119.46 (µg/m3)
PM - 10 205.96 (µg/m3)
SO2 18.87 (µg/m3)
CO 3.78 (mg/m3)
NO2 19.78 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 06:00:29
PM - 2.5 54.5 (µg/m3)
PM - 10 197.9 (µg/m3)
SO2 .69 (µg/m3)
CO 0.68 (mg/m3)
NO2 2.95 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 05:52:00
PM - 2.5 58.2 (µg/m3)
PM - 10 99.93 (µg/m3)
SO2 12.88 (µg/m3)
CO 0.46 (mg/m3)
NO2 8.88 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 06:04:19
PM - 2.5 52.96 (µg/m3)
PM - 10 90.32 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.45 (mg/m3)
NO2 4.33 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 06:02:31
PM - 2.5 0 (µg/m3)
PM - 10 91.95 (µg/m3)
SO2 7.62 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.31 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 06:05:45
PM - 2.5 28 (µg/m3)
PM - 10 49 (µg/m3)
SO2 5 (µg/m3)
CO 1.16 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 06:00:14
PM - 2.5 9.74 (µg/m3)
PM - 10 (µg/m3)
SO2 6.74 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 06:05:35
PM - 2.5 75.5 (µg/m3)
PM - 10 88.39 (µg/m3)
SO2 23.72 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 06:05:32
PM - 2.5 96.41 (µg/m3)
PM - 10 357.38 (µg/m3)
SO2 5.44 (µg/m3)
CO 1.94 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 06:00:49
PM - 2.5 24.84 (µg/m3)
PM - 10 87.83 (µg/m3)
SO2 0 (µg/m3)
CO 0.29 (mg/m3)
NO2 11.5 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 06:05:32
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 19.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 06:05:41
PM - 2.5 67.02 (µg/m3)
PM - 10 146.55 (µg/m3)
SO2 4.38 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 06:00:19
PM - 2.5 2.29 (µg/m3)
PM - 10 (µg/m3)
SO2 5.56 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 06:05:55
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.36 (mg/m3)
NO2 21 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 06:05:39
PM - 2.5 40.61 (µg/m3)
PM - 10 68.47 (µg/m3)
SO2 22.66 (µg/m3)
CO 1.57 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 06:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 986.05 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 06:05:34
PM - 2.5 51.13 (µg/m3)
PM - 10 149.8 (µg/m3)
SO2 3.36 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 06:05:32
PM - 2.5 72.13 (µg/m3)
PM - 10 162.93 (µg/m3)
SO2 23.18 (µg/m3)
CO 2.51 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 06:03:14
PM - 2.5 119.46 (µg/m3)
PM - 10 205.96 (µg/m3)
SO2 18.87 (µg/m3)
CO 3.78 (mg/m3)
NO2 19.78 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 06:00:29
PM - 2.5 54.5 (µg/m3)
PM - 10 197.9 (µg/m3)
SO2 .69 (µg/m3)
CO 0.68 (mg/m3)
NO2 2.95 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 05:52:00
PM - 2.5 58.2 (µg/m3)
PM - 10 99.93 (µg/m3)
SO2 12.88 (µg/m3)
CO 0.46 (mg/m3)
NO2 8.88 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 06:04:19
PM - 2.5 52.96 (µg/m3)
PM - 10 90.32 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.45 (mg/m3)
NO2 4.33 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 06:02:31
PM - 2.5 0 (µg/m3)
PM - 10 91.95 (µg/m3)
SO2 7.62 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.31 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 06:05:45
PM - 2.5 28 (µg/m3)
PM - 10 49 (µg/m3)
SO2 5 (µg/m3)
CO 1.16 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 06:00:14
PM - 2.5 9.74 (µg/m3)
PM - 10 (µg/m3)
SO2 6.74 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 06:05:35
PM - 2.5 75.5 (µg/m3)
PM - 10 88.39 (µg/m3)
SO2 23.72 (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	60.06
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	134.20

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	115.34
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	256.44

1 - 2

CAAQMS Data

1 - 10 of 1,550

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 06:05	12-APR-2026 00:31	40.61	68.47	22.66	-	1.57	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 06:05	12-APR-2026 00:35	72.13	162.93	23.18	-	2.51	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 06:05	12-APR-2026 00:31	40.74	68.47	23.14	-	1.58	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 06:05	12-APR-2026 00:35	72.55	162.78	21.58	-	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 06:04	12-APR-2026 00:30	40.81	68.47	22.88	-	1.59	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 06:04	12-APR-2026 00:34	72.90	162.59	21.61	-	2.50	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 06:04	12-APR-2026 06:00	52.96	90.32	10.50	4.33	0.45	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 06:04	12-APR-2026 00:30	40.72	68.47	22.89	-	1.60	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 06:04	12-APR-2026 00:34	73.06	162.22	21.90	-	2.52	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 06:03	12-APR-2026 00:29	40.50	68.47	22.69	-	1.60	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,550

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