Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
11-04-2026 14:18:00
PM - 2.5 9.63 (µg/m3)
PM - 10 122.34 (µg/m3)
SO2 6.9 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
11-04-2026 14:18:03
PM - 2.5 11 (µg/m3)
PM - 10 22 (µg/m3)
SO2 4.3 (µg/m3)
CO 0.00 (mg/m3)
NO2 20.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
11-04-2026 14:18:26
PM - 2.5 54.9 (µg/m3)
PM - 10 111.88 (µg/m3)
SO2 41.21 (µg/m3)
CO 0.50 (mg/m3)
NO2 .89 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
11-04-2026 14:15:09
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.32 (µg/m3)
CO ##### (mg/m3)
NO2 1.11 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
11-04-2026 14:17:22
PM - 2.5 18 (µg/m3)
PM - 10 31 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.01 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
11-04-2026 14:18:22
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.26 (mg/m3)
NO2 19.8 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
11-04-2026 14:18:23
PM - 2.5 24.91 (µg/m3)
PM - 10 97.44 (µg/m3)
SO2 22.16 (µg/m3)
CO 0.71 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
11-04-2026 14:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.69 (mg/m3)
NO2 185.52 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
11-04-2026 14:18:02
PM - 2.5 20.23 (µg/m3)
PM - 10 345.5 (µg/m3)
SO2 0 (µg/m3)
CO 0.49 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
11-04-2026 14:18:24
PM - 2.5 1.35 (µg/m3)
PM - 10 19.73 (µg/m3)
SO2 17.35 (µg/m3)
CO 1.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
11-04-2026 14:18:22
PM - 2.5 10.59 (µg/m3)
PM - 10 0 (µg/m3)
SO2 3.19 (µg/m3)
CO 0.13 (mg/m3)
NO2 1.87 (µg/m3)
Northern Coalfields Limited
NCL_CETI
11-04-2026 14:18:29
PM - 2.5 57.69 (µg/m3)
PM - 10 99.46 (µg/m3)
SO2 17.77 (µg/m3)
CO 2.99 (mg/m3)
NO2 19.12 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
11-04-2026 14:15:36
PM - 2.5 18.2 (µg/m3)
PM - 10 87.3 (µg/m3)
SO2 .21 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.29 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
11-04-2026 14:06:59
PM - 2.5 43.9 (µg/m3)
PM - 10 62.45 (µg/m3)
SO2 13.16 (µg/m3)
CO 0.27 (mg/m3)
NO2 5.6 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
11-04-2026 14:04:15
PM - 2.5 48.65 (µg/m3)
PM - 10 83.7 (µg/m3)
SO2 9.34 (µg/m3)
CO 0.25 (mg/m3)
NO2 2.78 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
11-04-2026 14:17:31
PM - 2.5 0 (µg/m3)
PM - 10 41.5 (µg/m3)
SO2 7.57 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.12 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
11-04-2026 14:18:28
PM - 2.5 14 (µg/m3)
PM - 10 24 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.04 (mg/m3)
NO2 3.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
11-04-2026 14:15:06
PM - 2.5 6.92 (µg/m3)
PM - 10 (µg/m3)
SO2 3.71 (µg/m3)
CO 0.98 (mg/m3)
NO2 295.5 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
11-04-2026 14:18:18
PM - 2.5 43.36 (µg/m3)
PM - 10 58.46 (µg/m3)
SO2 7.86 (µg/m3)
CO ##### (mg/m3)
NO2 42.75 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
11-04-2026 14:18:00
PM - 2.5 9.63 (µg/m3)
PM - 10 122.34 (µg/m3)
SO2 6.9 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
11-04-2026 14:18:03
PM - 2.5 11 (µg/m3)
PM - 10 22 (µg/m3)
SO2 4.3 (µg/m3)
CO 0.00 (mg/m3)
NO2 20.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
11-04-2026 14:18:26
PM - 2.5 54.9 (µg/m3)
PM - 10 111.88 (µg/m3)
SO2 41.21 (µg/m3)
CO 0.50 (mg/m3)
NO2 .89 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
11-04-2026 14:15:09
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.32 (µg/m3)
CO ##### (mg/m3)
NO2 1.11 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
11-04-2026 14:17:22
PM - 2.5 18 (µg/m3)
PM - 10 31 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.01 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
11-04-2026 14:18:22
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.26 (mg/m3)
NO2 19.8 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
11-04-2026 14:18:23
PM - 2.5 24.91 (µg/m3)
PM - 10 97.44 (µg/m3)
SO2 22.16 (µg/m3)
CO 0.71 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
11-04-2026 14:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.69 (mg/m3)
NO2 185.52 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
11-04-2026 14:18:02
PM - 2.5 20.23 (µg/m3)
PM - 10 345.5 (µg/m3)
SO2 0 (µg/m3)
CO 0.49 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
11-04-2026 14:18:24
PM - 2.5 1.35 (µg/m3)
PM - 10 19.73 (µg/m3)
SO2 17.35 (µg/m3)
CO 1.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
11-04-2026 14:18:22
PM - 2.5 10.59 (µg/m3)
PM - 10 0 (µg/m3)
SO2 3.19 (µg/m3)
CO 0.13 (mg/m3)
NO2 1.87 (µg/m3)
Northern Coalfields Limited
NCL_CETI
11-04-2026 14:18:29
PM - 2.5 57.69 (µg/m3)
PM - 10 99.46 (µg/m3)
SO2 17.77 (µg/m3)
CO 2.99 (mg/m3)
NO2 19.12 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
11-04-2026 14:15:36
PM - 2.5 18.2 (µg/m3)
PM - 10 87.3 (µg/m3)
SO2 .21 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.29 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
11-04-2026 14:06:59
PM - 2.5 43.9 (µg/m3)
PM - 10 62.45 (µg/m3)
SO2 13.16 (µg/m3)
CO 0.27 (mg/m3)
NO2 5.6 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
11-04-2026 14:04:15
PM - 2.5 48.65 (µg/m3)
PM - 10 83.7 (µg/m3)
SO2 9.34 (µg/m3)
CO 0.25 (mg/m3)
NO2 2.78 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
11-04-2026 14:17:31
PM - 2.5 0 (µg/m3)
PM - 10 41.5 (µg/m3)
SO2 7.57 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.12 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
11-04-2026 14:18:28
PM - 2.5 14 (µg/m3)
PM - 10 24 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.04 (mg/m3)
NO2 3.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
11-04-2026 14:15:06
PM - 2.5 6.92 (µg/m3)
PM - 10 (µg/m3)
SO2 3.71 (µg/m3)
CO 0.98 (mg/m3)
NO2 295.5 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
11-04-2026 14:18:18
PM - 2.5 43.36 (µg/m3)
PM - 10 58.46 (µg/m3)
SO2 7.86 (µg/m3)
CO ##### (mg/m3)
NO2 42.75 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
11-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	130.89
11-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	108.85

1 - 2

CAAQMS Data

1 - 10 of 4,193

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	11-APR-2026 14:18	11-APR-2026 08:48	1.35	19.73	17.35	-	1.63	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 14:18	11-APR-2026 08:44	24.91	97.44	22.16	-	0.71	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 14:17	11-APR-2026 08:44	25.04	98.43	22.21	-	0.68	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	11-APR-2026 14:17	11-APR-2026 08:47	1.36	19.95	18.71	-	1.62	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	11-APR-2026 14:17	11-APR-2026 14:15	0.00	41.50	7.57	13.12	0.42	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	11-APR-2026 14:17	11-APR-2026 08:47	1.19	20.00	16.63	-	1.62	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 14:17	11-APR-2026 08:43	25.13	99.51	21.99	-	0.66	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 14:16	11-APR-2026 08:43	25.25	100.60	21.98	-	0.65	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	11-APR-2026 14:16	11-APR-2026 08:46	1.20	20.23	18.24	-	1.61	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	11-APR-2026 14:16	11-APR-2026 08:42	25.42	101.60	22.05	-	0.64	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 4,193

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