Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 03:36:52
PM - 2.5 49.19 (µg/m3)
PM - 10 242.69 (µg/m3)
SO2 31.19 (µg/m3)
CO 8.48 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 03:30:17
PM - 2.5 33.23 (µg/m3)
PM - 10 75.89 (µg/m3)
SO2 22.31 (µg/m3)
CO 0.44 (mg/m3)
NO2 14.38 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 03:36:34
PM - 2.5 31 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.89 (mg/m3)
NO2 13.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 03:37:08
PM - 2.5 56.35 (µg/m3)
PM - 10 125.97 (µg/m3)
SO2 9.41 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 03:30:02
PM - 2.5 270 (µg/m3)
PM - 10 (µg/m3)
SO2 .15 (µg/m3)
CO ##### (mg/m3)
NO2 980.54 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 03:36:52
PM - 2.5 29 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 1.13 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 03:36:56
PM - 2.5 16 (µg/m3)
PM - 10 25 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.3 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 03:37:02
PM - 2.5 64.31 (µg/m3)
PM - 10 97.26 (µg/m3)
SO2 8.04 (µg/m3)
CO 3.05 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 03:36:39
PM - 2.5 75.57 (µg/m3)
PM - 10 150.8 (µg/m3)
SO2 21.01 (µg/m3)
CO 3.02 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 03:36:48
PM - 2.5 68.27 (µg/m3)
PM - 10 178.62 (µg/m3)
SO2 17.69 (µg/m3)
CO 2.17 (mg/m3)
NO2 .86 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 03:30:51
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
19-04-2026 03:37:05
PM - 2.5 87.89 (µg/m3)
PM - 10 168.8 (µg/m3)
SO2 25.01 (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
19-04-2026 03:36:36
PM - 2.5 104.98 (µg/m3)
PM - 10 320.2 (µg/m3)
SO2 28.41 (µg/m3)
CO 2.64 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 03:33:18
PM - 2.5 191.52 (µg/m3)
PM - 10 330.2 (µg/m3)
SO2 35.36 (µg/m3)
CO 4.32 (mg/m3)
NO2 33.66 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 03:30:18
PM - 2.5 56.3 (µg/m3)
PM - 10 98.4 (µg/m3)
SO2 0 (µg/m3)
CO 0.60 (mg/m3)
NO2 1.73 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 03:37:04
PM - 2.5 48.7 (µg/m3)
PM - 10 98.49 (µg/m3)
SO2 19.21 (µg/m3)
CO 0.59 (mg/m3)
NO2 10.21 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 03:34:01
PM - 2.5 48 (µg/m3)
PM - 10 82.71 (µg/m3)
SO2 9.16 (µg/m3)
CO 0.22 (mg/m3)
NO2 2.55 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 03:31:21
PM - 2.5 (µg/m3)
PM - 10 63.03 (µg/m3)
SO2 0 (µg/m3)
CO 0.55 (mg/m3)
NO2 16.66 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 03:36:58
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.29 (mg/m3)
NO2 10.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 03:30:09
PM - 2.5 20.67 (µg/m3)
PM - 10 (µg/m3)
SO2 17.65 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 03:36:49
PM - 2.5 100.45 (µg/m3)
PM - 10 107.86 (µg/m3)
SO2 60.19 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 03:36:52
PM - 2.5 49.19 (µg/m3)
PM - 10 242.69 (µg/m3)
SO2 31.19 (µg/m3)
CO 8.48 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 03:30:17
PM - 2.5 33.23 (µg/m3)
PM - 10 75.89 (µg/m3)
SO2 22.31 (µg/m3)
CO 0.44 (mg/m3)
NO2 14.38 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 03:36:34
PM - 2.5 31 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.89 (mg/m3)
NO2 13.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 03:37:08
PM - 2.5 56.35 (µg/m3)
PM - 10 125.97 (µg/m3)
SO2 9.41 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 03:30:02
PM - 2.5 270 (µg/m3)
PM - 10 (µg/m3)
SO2 .15 (µg/m3)
CO ##### (mg/m3)
NO2 980.54 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 03:36:52
PM - 2.5 29 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 1.13 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 03:36:56
PM - 2.5 16 (µg/m3)
PM - 10 25 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.3 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 03:37:02
PM - 2.5 64.31 (µg/m3)
PM - 10 97.26 (µg/m3)
SO2 8.04 (µg/m3)
CO 3.05 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 03:36:39
PM - 2.5 75.57 (µg/m3)
PM - 10 150.8 (µg/m3)
SO2 21.01 (µg/m3)
CO 3.02 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 03:36:48
PM - 2.5 68.27 (µg/m3)
PM - 10 178.62 (µg/m3)
SO2 17.69 (µg/m3)
CO 2.17 (mg/m3)
NO2 .86 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 03:30:51
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
19-04-2026 03:37:05
PM - 2.5 87.89 (µg/m3)
PM - 10 168.8 (µg/m3)
SO2 25.01 (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
19-04-2026 03:36:36
PM - 2.5 104.98 (µg/m3)
PM - 10 320.2 (µg/m3)
SO2 28.41 (µg/m3)
CO 2.64 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 03:33:18
PM - 2.5 191.52 (µg/m3)
PM - 10 330.2 (µg/m3)
SO2 35.36 (µg/m3)
CO 4.32 (mg/m3)
NO2 33.66 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 03:30:18
PM - 2.5 56.3 (µg/m3)
PM - 10 98.4 (µg/m3)
SO2 0 (µg/m3)
CO 0.60 (mg/m3)
NO2 1.73 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 03:37:04
PM - 2.5 48.7 (µg/m3)
PM - 10 98.49 (µg/m3)
SO2 19.21 (µg/m3)
CO 0.59 (mg/m3)
NO2 10.21 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 03:34:01
PM - 2.5 48 (µg/m3)
PM - 10 82.71 (µg/m3)
SO2 9.16 (µg/m3)
CO 0.22 (mg/m3)
NO2 2.55 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 03:31:21
PM - 2.5 (µg/m3)
PM - 10 63.03 (µg/m3)
SO2 0 (µg/m3)
CO 0.55 (mg/m3)
NO2 16.66 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 03:36:58
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.29 (mg/m3)
NO2 10.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 03:30:09
PM - 2.5 20.67 (µg/m3)
PM - 10 (µg/m3)
SO2 17.65 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 03:36:49
PM - 2.5 100.45 (µg/m3)
PM - 10 107.86 (µg/m3)
SO2 60.19 (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	71.23
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	99.84
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	108.30

1 - 3

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	145.00
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	185.84
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	265.82

1 - 3

CAAQMS Data

1 - 10 of 1,334

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	Gevra , Chattisgarh	SECL GEVRA	19-APR-2026 03:37	19-APR-2026 03:30	48.70	98.49	19.21	10.21	0.59	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:37	18-APR-2026 22:05	64.31	97.26	8.04	-	3.05	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:36	18-APR-2026 22:02	75.57	150.80	21.01	-	3.02	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	19-APR-2026 03:36	18-APR-2026 22:06	104.98	320.20	28.41	-	2.64	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:36	18-APR-2026 22:05	64.16	97.47	8.18	-	3.00	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:36	18-APR-2026 22:02	75.92	152.10	21.48	-	3.04	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	19-APR-2026 03:36	18-APR-2026 22:06	104.19	317.55	28.14	-	2.63	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:36	18-APR-2026 22:04	63.97	97.45	8.13	-	3.01	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 03:35	18-APR-2026 22:05	103.85	315.49	30.46	-	2.64	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:35	18-APR-2026 22:01	76.21	153.60	21.13	-	3.05	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,334

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