Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 02:59:23
PM - 2.5 54.84 (µg/m3)
PM - 10 302.94 (µg/m3)
SO2 22.07 (µg/m3)
CO 6.71 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 02:45:36
PM - 2.5 27.85 (µg/m3)
PM - 10 74.22 (µg/m3)
SO2 24.31 (µg/m3)
CO 0.44 (mg/m3)
NO2 9.65 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 02:59:03
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.91 (mg/m3)
NO2 13.4 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 02:59:07
PM - 2.5 50.21 (µg/m3)
PM - 10 134.18 (µg/m3)
SO2 14.15 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 02:45:35
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.24 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 02:59:21
PM - 2.5 29 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.98 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 02:59:25
PM - 2.5 22 (µg/m3)
PM - 10 32 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.32 (mg/m3)
NO2 24.5 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 02:59:01
PM - 2.5 69.9 (µg/m3)
PM - 10 128.17 (µg/m3)
SO2 9.52 (µg/m3)
CO 3.12 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 02:59:08
PM - 2.5 95.48 (µg/m3)
PM - 10 199.5 (µg/m3)
SO2 21.34 (µg/m3)
CO 4.33 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 02:59:25
PM - 2.5 68.23 (µg/m3)
PM - 10 200.18 (µg/m3)
SO2 17.96 (µg/m3)
CO 2.22 (mg/m3)
NO2 .84 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 02:45:51
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 02:59:07
PM - 2.5 93.62 (µg/m3)
PM - 10 173.3 (µg/m3)
SO2 24.88 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 02:59:01
PM - 2.5 102.09 (µg/m3)
PM - 10 274.97 (µg/m3)
SO2 27.86 (µg/m3)
CO 2.50 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 02:48:17
PM - 2.5 276.38 (µg/m3)
PM - 10 476.53 (µg/m3)
SO2 43.38 (µg/m3)
CO 4.75 (mg/m3)
NO2 33.65 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 02:45:51
PM - 2.5 60.3 (µg/m3)
PM - 10 119.1 (µg/m3)
SO2 0 (µg/m3)
CO 0.64 (mg/m3)
NO2 1.74 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 02:52:04
PM - 2.5 39.2 (µg/m3)
PM - 10 70.85 (µg/m3)
SO2 18.05 (µg/m3)
CO 0.41 (mg/m3)
NO2 7.39 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 02:49:01
PM - 2.5 58.1 (µg/m3)
PM - 10 98.21 (µg/m3)
SO2 11.89 (µg/m3)
CO 0.68 (mg/m3)
NO2 6.18 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 02:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 62.13 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 16.96 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 02:58:58
PM - 2.5 23 (µg/m3)
PM - 10 46 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.32 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 02:45:40
PM - 2.5 28.14 (µg/m3)
PM - 10 (µg/m3)
SO2 25.05 (µg/m3)
CO 0.23 (mg/m3)
NO2 72.84 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 02:59:20
PM - 2.5 125.07 (µg/m3)
PM - 10 144.77 (µg/m3)
SO2 59.58 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 02:59:23
PM - 2.5 54.84 (µg/m3)
PM - 10 302.94 (µg/m3)
SO2 22.07 (µg/m3)
CO 6.71 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 02:45:36
PM - 2.5 27.85 (µg/m3)
PM - 10 74.22 (µg/m3)
SO2 24.31 (µg/m3)
CO 0.44 (mg/m3)
NO2 9.65 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 02:59:03
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.91 (mg/m3)
NO2 13.4 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 02:59:07
PM - 2.5 50.21 (µg/m3)
PM - 10 134.18 (µg/m3)
SO2 14.15 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 02:45:35
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.24 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 02:59:21
PM - 2.5 29 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.98 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 02:59:25
PM - 2.5 22 (µg/m3)
PM - 10 32 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.32 (mg/m3)
NO2 24.5 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 02:59:01
PM - 2.5 69.9 (µg/m3)
PM - 10 128.17 (µg/m3)
SO2 9.52 (µg/m3)
CO 3.12 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 02:59:08
PM - 2.5 95.48 (µg/m3)
PM - 10 199.5 (µg/m3)
SO2 21.34 (µg/m3)
CO 4.33 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 02:59:25
PM - 2.5 68.23 (µg/m3)
PM - 10 200.18 (µg/m3)
SO2 17.96 (µg/m3)
CO 2.22 (mg/m3)
NO2 .84 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 02:45:51
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 02:59:07
PM - 2.5 93.62 (µg/m3)
PM - 10 173.3 (µg/m3)
SO2 24.88 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 02:59:01
PM - 2.5 102.09 (µg/m3)
PM - 10 274.97 (µg/m3)
SO2 27.86 (µg/m3)
CO 2.50 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 02:48:17
PM - 2.5 276.38 (µg/m3)
PM - 10 476.53 (µg/m3)
SO2 43.38 (µg/m3)
CO 4.75 (mg/m3)
NO2 33.65 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 02:45:51
PM - 2.5 60.3 (µg/m3)
PM - 10 119.1 (µg/m3)
SO2 0 (µg/m3)
CO 0.64 (mg/m3)
NO2 1.74 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 02:52:04
PM - 2.5 39.2 (µg/m3)
PM - 10 70.85 (µg/m3)
SO2 18.05 (µg/m3)
CO 0.41 (mg/m3)
NO2 7.39 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 02:49:01
PM - 2.5 58.1 (µg/m3)
PM - 10 98.21 (µg/m3)
SO2 11.89 (µg/m3)
CO 0.68 (mg/m3)
NO2 6.18 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 02:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 62.13 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 16.96 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 02:58:58
PM - 2.5 23 (µg/m3)
PM - 10 46 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.32 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 02:45:40
PM - 2.5 28.14 (µg/m3)
PM - 10 (µg/m3)
SO2 25.05 (µg/m3)
CO 0.23 (mg/m3)
NO2 72.84 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 02:59:20
PM - 2.5 125.07 (µg/m3)
PM - 10 144.77 (µg/m3)
SO2 59.58 (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	71.42
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	102.26
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	108.39
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	152.78
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	185.32
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	265.28

1 - 3

CAAQMS Data

1 - 10 of 1,101

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 02:59	18-APR-2026 21:25	95.48	199.50	21.34	-	4.33	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 02:59	18-APR-2026 21:27	69.90	128.17	9.52	-	3.12	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 02:59	18-APR-2026 21:28	102.09	274.97	27.86	-	2.50	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 02:58	18-APR-2026 21:24	95.50	198.70	21.19	-	4.36	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 02:58	18-APR-2026 21:27	69.70	128.39	9.58	-	3.09	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 02:58	18-APR-2026 21:28	101.60	275.56	27.64	-	2.51	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 02:58	18-APR-2026 21:24	95.42	197.80	20.99	-	4.39	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 02:58	18-APR-2026 21:26	69.68	128.73	9.66	-	3.11	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 02:57	18-APR-2026 21:27	101.30	275.66	29.32	-	2.51	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 02:57	18-APR-2026 21:23	95.43	196.70	21.03	-	4.41	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,101

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