Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 06:32:00
PM - 2.5 111.25 (µg/m3)
PM - 10 428.82 (µg/m3)
SO2 6.17 (µg/m3)
CO 2.00 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 06:30:35
PM - 2.5 24.84 (µg/m3)
PM - 10 75.66 (µg/m3)
SO2 0 (µg/m3)
CO 0.33 (mg/m3)
NO2 10.48 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 06:36:17
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.03 (mg/m3)
NO2 19.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 06:36:13
PM - 2.5 70.81 (µg/m3)
PM - 10 163.09 (µg/m3)
SO2 4.43 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 06:30:57
PM - 2.5 2.3 (µg/m3)
PM - 10 (µg/m3)
SO2 5.56 (µg/m3)
CO ##### (mg/m3)
NO2 .22 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 06:36:12
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.37 (mg/m3)
NO2 20.9 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 06:36:10
PM - 2.5 45.71 (µg/m3)
PM - 10 71.38 (µg/m3)
SO2 23 (µg/m3)
CO 1.30 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 06:30:51
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 06:36:06
PM - 2.5 61.61 (µg/m3)
PM - 10 205.9 (µg/m3)
SO2 3.2 (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 06:36:16
PM - 2.5 78.94 (µg/m3)
PM - 10 182.16 (µg/m3)
SO2 22.48 (µg/m3)
CO 2.51 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 06:33:15
PM - 2.5 119.46 (µg/m3)
PM - 10 205.96 (µg/m3)
SO2 19.57 (µg/m3)
CO 2.88 (mg/m3)
NO2 19.83 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 06:30:07
PM - 2.5 56.9 (µg/m3)
PM - 10 233.5 (µg/m3)
SO2 .58 (µg/m3)
CO 0.68 (mg/m3)
NO2 3.04 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 06:22:00
PM - 2.5 53.8 (µg/m3)
PM - 10 88.45 (µg/m3)
SO2 12.66 (µg/m3)
CO 0.40 (mg/m3)
NO2 7.88 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 06:34:19
PM - 2.5 49.68 (µg/m3)
PM - 10 85.29 (µg/m3)
SO2 9.62 (µg/m3)
CO 0.30 (mg/m3)
NO2 3.15 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 06:32:36
PM - 2.5 0 (µg/m3)
PM - 10 77.16 (µg/m3)
SO2 7.37 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.2 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 06:35:57
PM - 2.5 28 (µg/m3)
PM - 10 49 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.95 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 06:30:52
PM - 2.5 12.11 (µg/m3)
PM - 10 (µg/m3)
SO2 9.14 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 06:36:04
PM - 2.5 64.37 (µg/m3)
PM - 10 88.92 (µg/m3)
SO2 74.88 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 06:32:00
PM - 2.5 111.25 (µg/m3)
PM - 10 428.82 (µg/m3)
SO2 6.17 (µg/m3)
CO 2.00 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 06:30:35
PM - 2.5 24.84 (µg/m3)
PM - 10 75.66 (µg/m3)
SO2 0 (µg/m3)
CO 0.33 (mg/m3)
NO2 10.48 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 06:36:17
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.03 (mg/m3)
NO2 19.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 06:36:13
PM - 2.5 70.81 (µg/m3)
PM - 10 163.09 (µg/m3)
SO2 4.43 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 06:30:57
PM - 2.5 2.3 (µg/m3)
PM - 10 (µg/m3)
SO2 5.56 (µg/m3)
CO ##### (mg/m3)
NO2 .22 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 06:36:12
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.37 (mg/m3)
NO2 20.9 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 06:36:10
PM - 2.5 45.71 (µg/m3)
PM - 10 71.38 (µg/m3)
SO2 23 (µg/m3)
CO 1.30 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 06:30:51
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 06:36:06
PM - 2.5 61.61 (µg/m3)
PM - 10 205.9 (µg/m3)
SO2 3.2 (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 06:36:16
PM - 2.5 78.94 (µg/m3)
PM - 10 182.16 (µg/m3)
SO2 22.48 (µg/m3)
CO 2.51 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 06:33:15
PM - 2.5 119.46 (µg/m3)
PM - 10 205.96 (µg/m3)
SO2 19.57 (µg/m3)
CO 2.88 (mg/m3)
NO2 19.83 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 06:30:07
PM - 2.5 56.9 (µg/m3)
PM - 10 233.5 (µg/m3)
SO2 .58 (µg/m3)
CO 0.68 (mg/m3)
NO2 3.04 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 06:22:00
PM - 2.5 53.8 (µg/m3)
PM - 10 88.45 (µg/m3)
SO2 12.66 (µg/m3)
CO 0.40 (mg/m3)
NO2 7.88 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 06:34:19
PM - 2.5 49.68 (µg/m3)
PM - 10 85.29 (µg/m3)
SO2 9.62 (µg/m3)
CO 0.30 (mg/m3)
NO2 3.15 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 06:32:36
PM - 2.5 0 (µg/m3)
PM - 10 77.16 (µg/m3)
SO2 7.37 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.2 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 06:35:57
PM - 2.5 28 (µg/m3)
PM - 10 49 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.95 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 06:30:52
PM - 2.5 12.11 (µg/m3)
PM - 10 (µg/m3)
SO2 9.14 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 06:36:04
PM - 2.5 64.37 (µg/m3)
PM - 10 88.92 (µg/m3)
SO2 74.88 (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	129.17

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	111.87
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	248.61

1 - 2

CAAQMS Data

1 - 10 of 1,679

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	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	12-APR-2026 06:36	12-APR-2026 01:06	78.94	182.16	22.48	-	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 06:36	12-APR-2026 01:02	45.71	71.38	23.00	-	1.30	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 06:35	12-APR-2026 01:05	78.76	180.80	22.97	-	2.49	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 06:35	12-APR-2026 01:01	46.06	71.36	22.83	-	1.31	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 06:35	12-APR-2026 01:05	78.81	178.99	23.25	-	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 06:35	12-APR-2026 01:01	46.47	71.24	22.52	-	1.31	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 06:35	12-APR-2026 01:01	46.30	71.31	22.49	-	1.31	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 06:34	12-APR-2026 01:04	78.95	177.33	21.08	-	2.50	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 06:34	12-APR-2026 06:30	49.68	85.29	9.62	3.15	0.30	site_1931	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 06:34	12-APR-2026 01:04	79.24	175.70	22.27	-	2.49	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,679

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