Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
19-04-2026 14:14:59
PM - 2.5 0 (µg/m3)
PM - 10 56.16 (µg/m3)
SO2 7.07 (µg/m3)
CO 1.44 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
19-04-2026 14:01:27
PM - 2.5 15.64 (µg/m3)
PM - 10 24.5 (µg/m3)
SO2 27.38 (µg/m3)
CO 0.05 (mg/m3)
NO2 2.17 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 14:00:40
PM - 2.5 19.54 (µg/m3)
PM - 10 49.53 (µg/m3)
SO2 37.75 (µg/m3)
CO 0.22 (mg/m3)
NO2 13.76 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 14:15:21
PM - 2.5 39.54 (µg/m3)
PM - 10 139.67 (µg/m3)
SO2 57.78 (µg/m3)
CO 0.95 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 14:15:06
PM - 2.5 142.9 (µg/m3)
PM - 10 (µg/m3)
SO2 42.88 (µg/m3)
CO 2.29 (mg/m3)
NO2 5.45 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 14:15:01
PM - 2.5 22 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.7 (µg/m3)
CO 0.79 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 14:15:24
PM - 2.5 25 (µg/m3)
PM - 10 39 (µg/m3)
SO2 5.5 (µg/m3)
CO 0.30 (mg/m3)
NO2 25 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 14:15:14
PM - 2.5 52.4 (µg/m3)
PM - 10 431.04 (µg/m3)
SO2 10.01 (µg/m3)
CO 3.05 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 14:15:24
PM - 2.5 26.83 (µg/m3)
PM - 10 31.94 (µg/m3)
SO2 19.11 (µg/m3)
CO 1.11 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 14:00:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.77 (mg/m3)
NO2 93.73 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 14:15:05
PM - 2.5 35.48 (µg/m3)
PM - 10 313.8 (µg/m3)
SO2 12.06 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 14:15:02
PM - 2.5 48.83 (µg/m3)
PM - 10 85.52 (µg/m3)
SO2 27.06 (µg/m3)
CO 1.93 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 14:03:17
PM - 2.5 65 (µg/m3)
PM - 10 112.07 (µg/m3)
SO2 23.97 (µg/m3)
CO 3.41 (mg/m3)
NO2 33.72 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 14:00:54
PM - 2.5 38.6 (µg/m3)
PM - 10 92.9 (µg/m3)
SO2 .16 (µg/m3)
CO 0.37 (mg/m3)
NO2 1.43 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 14:07:04
PM - 2.5 46 (µg/m3)
PM - 10 90.61 (µg/m3)
SO2 18.88 (µg/m3)
CO 0.53 (mg/m3)
NO2 9.41 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 14:04:03
PM - 2.5 53.44 (µg/m3)
PM - 10 91.06 (µg/m3)
SO2 10.63 (µg/m3)
CO 0.47 (mg/m3)
NO2 4.51 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 14:01:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 57.51 (µg/m3)
SO2 6.9 (µg/m3)
CO 0.50 (mg/m3)
NO2 16.56 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 14:15:17
PM - 2.5 28 (µg/m3)
PM - 10 49 (µg/m3)
SO2 8.9 (µg/m3)
CO 0.41 (mg/m3)
NO2 10.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 14:00:45
PM - 2.5 16.02 (µg/m3)
PM - 10 (µg/m3)
SO2 13.08 (µg/m3)
CO 0.25 (mg/m3)
NO2 276.33 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 14:15:26
PM - 2.5 52.27 (µg/m3)
PM - 10 135.25 (µg/m3)
SO2 57.09 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
19-04-2026 14:14:59
PM - 2.5 0 (µg/m3)
PM - 10 56.16 (µg/m3)
SO2 7.07 (µg/m3)
CO 1.44 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
19-04-2026 14:01:27
PM - 2.5 15.64 (µg/m3)
PM - 10 24.5 (µg/m3)
SO2 27.38 (µg/m3)
CO 0.05 (mg/m3)
NO2 2.17 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 14:00:40
PM - 2.5 19.54 (µg/m3)
PM - 10 49.53 (µg/m3)
SO2 37.75 (µg/m3)
CO 0.22 (mg/m3)
NO2 13.76 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 14:15:21
PM - 2.5 39.54 (µg/m3)
PM - 10 139.67 (µg/m3)
SO2 57.78 (µg/m3)
CO 0.95 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 14:15:06
PM - 2.5 142.9 (µg/m3)
PM - 10 (µg/m3)
SO2 42.88 (µg/m3)
CO 2.29 (mg/m3)
NO2 5.45 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 14:15:01
PM - 2.5 22 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.7 (µg/m3)
CO 0.79 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 14:15:24
PM - 2.5 25 (µg/m3)
PM - 10 39 (µg/m3)
SO2 5.5 (µg/m3)
CO 0.30 (mg/m3)
NO2 25 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 14:15:14
PM - 2.5 52.4 (µg/m3)
PM - 10 431.04 (µg/m3)
SO2 10.01 (µg/m3)
CO 3.05 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 14:15:24
PM - 2.5 26.83 (µg/m3)
PM - 10 31.94 (µg/m3)
SO2 19.11 (µg/m3)
CO 1.11 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 14:00:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.77 (mg/m3)
NO2 93.73 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 14:15:05
PM - 2.5 35.48 (µg/m3)
PM - 10 313.8 (µg/m3)
SO2 12.06 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 14:15:02
PM - 2.5 48.83 (µg/m3)
PM - 10 85.52 (µg/m3)
SO2 27.06 (µg/m3)
CO 1.93 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 14:03:17
PM - 2.5 65 (µg/m3)
PM - 10 112.07 (µg/m3)
SO2 23.97 (µg/m3)
CO 3.41 (mg/m3)
NO2 33.72 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 14:00:54
PM - 2.5 38.6 (µg/m3)
PM - 10 92.9 (µg/m3)
SO2 .16 (µg/m3)
CO 0.37 (mg/m3)
NO2 1.43 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 14:07:04
PM - 2.5 46 (µg/m3)
PM - 10 90.61 (µg/m3)
SO2 18.88 (µg/m3)
CO 0.53 (mg/m3)
NO2 9.41 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 14:04:03
PM - 2.5 53.44 (µg/m3)
PM - 10 91.06 (µg/m3)
SO2 10.63 (µg/m3)
CO 0.47 (mg/m3)
NO2 4.51 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 14:01:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 57.51 (µg/m3)
SO2 6.9 (µg/m3)
CO 0.50 (mg/m3)
NO2 16.56 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 14:15:17
PM - 2.5 28 (µg/m3)
PM - 10 49 (µg/m3)
SO2 8.9 (µg/m3)
CO 0.41 (mg/m3)
NO2 10.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 14:00:45
PM - 2.5 16.02 (µg/m3)
PM - 10 (µg/m3)
SO2 13.08 (µg/m3)
CO 0.25 (mg/m3)
NO2 276.33 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 14:15:26
PM - 2.5 52.27 (µg/m3)
PM - 10 135.25 (µg/m3)
SO2 57.09 (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)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	66.78
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	63.19
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	92.45
19-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	2,147,483.75

1 - 4

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	194.38
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	123.99
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	228.79

1 - 3

CAAQMS Data

1 - 10 of 5,211

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	19-APR-2026 14:15	19-APR-2026 08:41	26.83	31.94	19.11	-	1.11	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 14:15	19-APR-2026 08:43	52.40	431.04	10.01	-	3.05	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 14:15	19-APR-2026 08:44	48.83	85.52	27.06	-	1.93	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 14:14	19-APR-2026 08:41	27.17	32.63	19.25	-	1.10	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 14:14	19-APR-2026 08:43	52.63	421.77	10.15	-	3.02	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 14:14	19-APR-2026 08:44	48.61	86.60	25.10	-	1.96	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 14:14	19-APR-2026 08:40	27.50	33.34	19.69	-	1.10	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 14:14	19-APR-2026 08:42	52.71	413.44	10.27	-	2.95	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 14:14	19-APR-2026 08:43	48.20	87.70	28.17	-	1.94	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 14:13	19-APR-2026 08:40	27.82	34.04	19.59	-	1.10	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 5,211

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