Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
29-04-2026 20:04:58
PM - 2.5 14.59 (µg/m3)
PM - 10 38.78 (µg/m3)
SO2 7.07 (µg/m3)
CO 1.32 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
29-04-2026 20:00:03
PM - 2.5 16.15 (µg/m3)
PM - 10 63.45 (µg/m3)
SO2 59.2 (µg/m3)
CO 0.00 (mg/m3)
NO2 20.13 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
29-04-2026 20:04:35
PM - 2.5 52 (µg/m3)
PM - 10 104 (µg/m3)
SO2 5 (µg/m3)
CO 1.51 (mg/m3)
NO2 16.5 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
29-04-2026 20:00:50
PM - 2.5 2.44 (µg/m3)
PM - 10 (µg/m3)
SO2 5.62 (µg/m3)
CO ##### (mg/m3)
NO2 .2 (µg/m3)
SECL
Gayatri UG Mine
29-04-2026 20:04:35
PM - 2.5 137.14 (µg/m3)
PM - 10 83.29 (µg/m3)
SO2 18.2 (µg/m3)
CO 0.84 (mg/m3)
NO2 6.36 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
29-04-2026 20:04:12
PM - 2.5 27 (µg/m3)
PM - 10 47 (µg/m3)
SO2 7.1 (µg/m3)
CO 1.37 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
29-04-2026 20:04:31
PM - 2.5 23 (µg/m3)
PM - 10 44 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.57 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
29-04-2026 20:04:45
PM - 2.5 25 (µg/m3)
PM - 10 37 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.28 (mg/m3)
NO2 25.1 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
29-04-2026 20:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.38 (mg/m3)
NO2 250.22 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
29-04-2026 20:04:37
PM - 2.5 97.65 (µg/m3)
PM - 10 425.8 (µg/m3)
SO2 4.12 (µg/m3)
CO 0.61 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
29-04-2026 20:04:30
PM - 2.5 145.82 (µg/m3)
PM - 10 419.58 (µg/m3)
SO2 21.99 (µg/m3)
CO 0.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
29-04-2026 20:04:36
PM - 2.5 2.26 (µg/m3)
PM - 10 18.08 (µg/m3)
SO2 12.09 (µg/m3)
CO 0.70 (mg/m3)
NO2 5.31 (µg/m3)
Northern Coalfields Limited
NCL_CETI
29-04-2026 20:03:25
PM - 2.5 87.84 (µg/m3)
PM - 10 151.45 (µg/m3)
SO2 25.68 (µg/m3)
CO 2.03 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
29-04-2026 20:00:31
PM - 2.5 45.1 (µg/m3)
PM - 10 151.8 (µg/m3)
SO2 .2 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.46 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
29-04-2026 19:52:33
PM - 2.5 46.7 (µg/m3)
PM - 10 92.67 (µg/m3)
SO2 16.05 (µg/m3)
CO 0.43 (mg/m3)
NO2 9.62 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
29-04-2026 20:00:54
PM - 2.5 48.1 (µg/m3)
PM - 10 91.46 (µg/m3)
SO2 13 (µg/m3)
CO 0.45 (mg/m3)
NO2 5.66 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
29-04-2026 20:01:32
PM - 2.5 4 (µg/m3)
PM - 10 54 (µg/m3)
SO2 8.07 (µg/m3)
CO 0.51 (mg/m3)
NO2 18.6 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
29-04-2026 20:04:57
PM - 2.5 33 (µg/m3)
PM - 10 58 (µg/m3)
SO2 8.7 (µg/m3)
CO 1.00 (mg/m3)
NO2 6.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
29-04-2026 20:00:29
PM - 2.5 259.61 (µg/m3)
PM - 10 (µg/m3)
SO2 35.2 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
29-04-2026 20:04:58
PM - 2.5 14.59 (µg/m3)
PM - 10 38.78 (µg/m3)
SO2 7.07 (µg/m3)
CO 1.32 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
29-04-2026 20:00:03
PM - 2.5 16.15 (µg/m3)
PM - 10 63.45 (µg/m3)
SO2 59.2 (µg/m3)
CO 0.00 (mg/m3)
NO2 20.13 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
29-04-2026 20:04:35
PM - 2.5 52 (µg/m3)
PM - 10 104 (µg/m3)
SO2 5 (µg/m3)
CO 1.51 (mg/m3)
NO2 16.5 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
29-04-2026 20:00:50
PM - 2.5 2.44 (µg/m3)
PM - 10 (µg/m3)
SO2 5.62 (µg/m3)
CO ##### (mg/m3)
NO2 .2 (µg/m3)
SECL
Gayatri UG Mine
29-04-2026 20:04:35
PM - 2.5 137.14 (µg/m3)
PM - 10 83.29 (µg/m3)
SO2 18.2 (µg/m3)
CO 0.84 (mg/m3)
NO2 6.36 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
29-04-2026 20:04:12
PM - 2.5 27 (µg/m3)
PM - 10 47 (µg/m3)
SO2 7.1 (µg/m3)
CO 1.37 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
29-04-2026 20:04:31
PM - 2.5 23 (µg/m3)
PM - 10 44 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.57 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
29-04-2026 20:04:45
PM - 2.5 25 (µg/m3)
PM - 10 37 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.28 (mg/m3)
NO2 25.1 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
29-04-2026 20:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.38 (mg/m3)
NO2 250.22 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
29-04-2026 20:04:37
PM - 2.5 97.65 (µg/m3)
PM - 10 425.8 (µg/m3)
SO2 4.12 (µg/m3)
CO 0.61 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
29-04-2026 20:04:30
PM - 2.5 145.82 (µg/m3)
PM - 10 419.58 (µg/m3)
SO2 21.99 (µg/m3)
CO 0.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
29-04-2026 20:04:36
PM - 2.5 2.26 (µg/m3)
PM - 10 18.08 (µg/m3)
SO2 12.09 (µg/m3)
CO 0.70 (mg/m3)
NO2 5.31 (µg/m3)
Northern Coalfields Limited
NCL_CETI
29-04-2026 20:03:25
PM - 2.5 87.84 (µg/m3)
PM - 10 151.45 (µg/m3)
SO2 25.68 (µg/m3)
CO 2.03 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
29-04-2026 20:00:31
PM - 2.5 45.1 (µg/m3)
PM - 10 151.8 (µg/m3)
SO2 .2 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.46 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
29-04-2026 19:52:33
PM - 2.5 46.7 (µg/m3)
PM - 10 92.67 (µg/m3)
SO2 16.05 (µg/m3)
CO 0.43 (mg/m3)
NO2 9.62 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
29-04-2026 20:00:54
PM - 2.5 48.1 (µg/m3)
PM - 10 91.46 (µg/m3)
SO2 13 (µg/m3)
CO 0.45 (mg/m3)
NO2 5.66 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
29-04-2026 20:01:32
PM - 2.5 4 (µg/m3)
PM - 10 54 (µg/m3)
SO2 8.07 (µg/m3)
CO 0.51 (mg/m3)
NO2 18.6 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
29-04-2026 20:04:57
PM - 2.5 33 (µg/m3)
PM - 10 58 (µg/m3)
SO2 8.7 (µg/m3)
CO 1.00 (mg/m3)
NO2 6.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
29-04-2026 20:00:29
PM - 2.5 259.61 (µg/m3)
PM - 10 (µg/m3)
SO2 35.2 (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)
29-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	71.14

1 - 1

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
29-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	170.09

1 - 1

CAAQMS Data

1 - 10 of 2,553

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	29-APR-2026 20:04	29-APR-2026 14:34	145.82	419.58	21.99	-	0.63	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 20:03	29-APR-2026 14:33	146.92	419.58	23.19	-	0.65	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 20:03	29-APR-2026 14:33	147.48	419.58	22.65	-	0.66	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 20:02	29-APR-2026 14:32	148.32	419.58	20.53	-	0.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 20:02	29-APR-2026 14:32	149.04	419.58	24.11	-	0.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 20:01	29-APR-2026 14:31	149.55	419.58	21.71	-	0.70	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	29-APR-2026 20:01	29-APR-2026 20:00	4.00	54.00	8.07	18.60	0.51	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 20:01	29-APR-2026 14:31	149.41	419.58	24.67	-	0.68	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 20:00	29-APR-2026 14:30	149.21	419.58	21.28	-	0.67	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	29-APR-2026 20:00	29-APR-2026 14:30	48.10	91.46	13.00	5.66	0.45	site_1931	Envea India Pvt Ltd

1 - 10 of 2,553

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