Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
16-04-2026 21:32:59
PM - 2.5 20.11 (µg/m3)
PM - 10 21.33 (µg/m3)
SO2 4.71 (µg/m3)
CO 1.28 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
16-04-2026 21:32:56
PM - 2.5 84.11 (µg/m3)
PM - 10 380.48 (µg/m3)
SO2 6.51 (µg/m3)
CO 6.88 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
16-04-2026 21:30:30
PM - 2.5 28.86 (µg/m3)
PM - 10 102.49 (µg/m3)
SO2 23.17 (µg/m3)
CO 0.31 (mg/m3)
NO2 10.06 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
16-04-2026 21:30:52
PM - 2.5 2.38 (µg/m3)
PM - 10 (µg/m3)
SO2 5.51 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
16-04-2026 21:33:03
PM - 2.5 27 (µg/m3)
PM - 10 55 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.72 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
16-04-2026 21:32:57
PM - 2.5 25 (µg/m3)
PM - 10 37 (µg/m3)
SO2 5.6 (µg/m3)
CO 0.33 (mg/m3)
NO2 21.8 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
16-04-2026 21:32:54
PM - 2.5 65.52 (µg/m3)
PM - 10 158.26 (µg/m3)
SO2 6.36 (µg/m3)
CO 0.94 (mg/m3)
NO2 2.62 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
16-04-2026 21:32:45
PM - 2.5 0 (µg/m3)
PM - 10 39.33 (µg/m3)
SO2 18.32 (µg/m3)
CO 1.72 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
16-04-2026 21:30:50
PM - 2.5 36.65 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 983.88 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
16-04-2026 21:32:35
PM - 2.5 143.7 (µg/m3)
PM - 10 416 (µg/m3)
SO2 33.6 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
16-04-2026 21:32:40
PM - 2.5 144.82 (µg/m3)
PM - 10 335.91 (µg/m3)
SO2 25.18 (µg/m3)
CO 2.33 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
16-04-2026 21:32:39
PM - 2.5 41 (µg/m3)
PM - 10 116.59 (µg/m3)
SO2 4.64 (µg/m3)
CO 0.38 (mg/m3)
NO2 1.82 (µg/m3)
Northern Coalfields Limited
NCL_CETI
16-04-2026 21:18:17
PM - 2.5 68.96 (µg/m3)
PM - 10 118.9 (µg/m3)
SO2 20.64 (µg/m3)
CO 3.41 (mg/m3)
NO2 22.58 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
16-04-2026 21:30:44
PM - 2.5 59 (µg/m3)
PM - 10 128.9 (µg/m3)
SO2 .19 (µg/m3)
CO 1.10 (mg/m3)
NO2 1.85 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
16-04-2026 21:22:02
PM - 2.5 33.9 (µg/m3)
PM - 10 61.26 (µg/m3)
SO2 16.59 (µg/m3)
CO 0.35 (mg/m3)
NO2 6.32 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
16-04-2026 21:19:47
PM - 2.5 50.75 (µg/m3)
PM - 10 86.92 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.54 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
16-04-2026 21:32:18
PM - 2.5 15.52 (µg/m3)
PM - 10 42.35 (µg/m3)
SO2 8.52 (µg/m3)
CO 0.24 (mg/m3)
NO2 13.59 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
16-04-2026 21:30:07
PM - 2.5 22.7 (µg/m3)
PM - 10 (µg/m3)
SO2 19.63 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
16-04-2026 21:32:41
PM - 2.5 140.88 (µg/m3)
PM - 10 208.09 (µg/m3)
SO2 38.62 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
16-04-2026 21:32:59
PM - 2.5 20.11 (µg/m3)
PM - 10 21.33 (µg/m3)
SO2 4.71 (µg/m3)
CO 1.28 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
16-04-2026 21:32:56
PM - 2.5 84.11 (µg/m3)
PM - 10 380.48 (µg/m3)
SO2 6.51 (µg/m3)
CO 6.88 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
16-04-2026 21:30:30
PM - 2.5 28.86 (µg/m3)
PM - 10 102.49 (µg/m3)
SO2 23.17 (µg/m3)
CO 0.31 (mg/m3)
NO2 10.06 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
16-04-2026 21:30:52
PM - 2.5 2.38 (µg/m3)
PM - 10 (µg/m3)
SO2 5.51 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
16-04-2026 21:33:03
PM - 2.5 27 (µg/m3)
PM - 10 55 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.72 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
16-04-2026 21:32:57
PM - 2.5 25 (µg/m3)
PM - 10 37 (µg/m3)
SO2 5.6 (µg/m3)
CO 0.33 (mg/m3)
NO2 21.8 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
16-04-2026 21:32:54
PM - 2.5 65.52 (µg/m3)
PM - 10 158.26 (µg/m3)
SO2 6.36 (µg/m3)
CO 0.94 (mg/m3)
NO2 2.62 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
16-04-2026 21:32:45
PM - 2.5 0 (µg/m3)
PM - 10 39.33 (µg/m3)
SO2 18.32 (µg/m3)
CO 1.72 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
16-04-2026 21:30:50
PM - 2.5 36.65 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 983.88 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
16-04-2026 21:32:35
PM - 2.5 143.7 (µg/m3)
PM - 10 416 (µg/m3)
SO2 33.6 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
16-04-2026 21:32:40
PM - 2.5 144.82 (µg/m3)
PM - 10 335.91 (µg/m3)
SO2 25.18 (µg/m3)
CO 2.33 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
16-04-2026 21:32:39
PM - 2.5 41 (µg/m3)
PM - 10 116.59 (µg/m3)
SO2 4.64 (µg/m3)
CO 0.38 (mg/m3)
NO2 1.82 (µg/m3)
Northern Coalfields Limited
NCL_CETI
16-04-2026 21:18:17
PM - 2.5 68.96 (µg/m3)
PM - 10 118.9 (µg/m3)
SO2 20.64 (µg/m3)
CO 3.41 (mg/m3)
NO2 22.58 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
16-04-2026 21:30:44
PM - 2.5 59 (µg/m3)
PM - 10 128.9 (µg/m3)
SO2 .19 (µg/m3)
CO 1.10 (mg/m3)
NO2 1.85 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
16-04-2026 21:22:02
PM - 2.5 33.9 (µg/m3)
PM - 10 61.26 (µg/m3)
SO2 16.59 (µg/m3)
CO 0.35 (mg/m3)
NO2 6.32 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
16-04-2026 21:19:47
PM - 2.5 50.75 (µg/m3)
PM - 10 86.92 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.54 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
16-04-2026 21:32:18
PM - 2.5 15.52 (µg/m3)
PM - 10 42.35 (µg/m3)
SO2 8.52 (µg/m3)
CO 0.24 (mg/m3)
NO2 13.59 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
16-04-2026 21:30:07
PM - 2.5 22.7 (µg/m3)
PM - 10 (µg/m3)
SO2 19.63 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
16-04-2026 21:32:41
PM - 2.5 140.88 (µg/m3)
PM - 10 208.09 (µg/m3)
SO2 38.62 (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)
16-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	73.23

1 - 1

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
16-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	158.02
16-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	146.48

1 - 2

CAAQMS Data

1 - 10 of 4,754

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	16-APR-2026 21:32	16-APR-2026 15:59	0.00	39.33	18.32	-	1.72	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	16-APR-2026 21:32	16-APR-2026 16:02	144.82	335.91	25.18	-	2.33	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	16-APR-2026 21:32	16-APR-2026 21:30	15.52	42.35	8.52	13.59	0.24	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	16-APR-2026 21:32	16-APR-2026 15:58	0.00	39.31	18.30	-	1.71	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	16-APR-2026 21:32	16-APR-2026 16:02	145.34	337.04	24.78	-	2.36	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	16-APR-2026 21:31	16-APR-2026 15:58	0.00	39.16	19.05	-	1.72	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	16-APR-2026 21:31	16-APR-2026 16:01	145.73	337.96	22.80	-	2.34	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	16-APR-2026 21:31	16-APR-2026 15:57	0.00	39.04	19.23	-	1.72	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	16-APR-2026 21:31	16-APR-2026 16:01	145.67	338.99	22.96	-	2.34	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	16-APR-2026 21:30	16-APR-2026 15:57	0.00	38.88	18.74	-	1.71	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 4,754

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