Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
29-04-2026 18:03:58
PM - 2.5 12.03 (µg/m3)
PM - 10 41.9 (µg/m3)
SO2 7.4 (µg/m3)
CO 1.21 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
29-04-2026 18:00:50
PM - 2.5 15.41 (µg/m3)
PM - 10 50.43 (µg/m3)
SO2 61.2 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
29-04-2026 18:03:49
PM - 2.5 47 (µg/m3)
PM - 10 93 (µg/m3)
SO2 5.6 (µg/m3)
CO 0.88 (mg/m3)
NO2 10.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
29-04-2026 18:00:18
PM - 2.5 2.39 (µg/m3)
PM - 10 (µg/m3)
SO2 5.63 (µg/m3)
CO ##### (mg/m3)
NO2 .48 (µg/m3)
SECL
Gayatri UG Mine
29-04-2026 18:04:05
PM - 2.5 0 (µg/m3)
PM - 10 146.81 (µg/m3)
SO2 16.07 (µg/m3)
CO 0.78 (mg/m3)
NO2 6.55 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
29-04-2026 18:04:00
PM - 2.5 25 (µg/m3)
PM - 10 42 (µg/m3)
SO2 7.9 (µg/m3)
CO 1.06 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
29-04-2026 18:03:44
PM - 2.5 25 (µg/m3)
PM - 10 48 (µg/m3)
SO2 10.7 (µg/m3)
CO 0.56 (mg/m3)
NO2 17.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
29-04-2026 18:04:13
PM - 2.5 19 (µg/m3)
PM - 10 28 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.25 (mg/m3)
NO2 25.1 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
29-04-2026 18:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.25 (mg/m3)
NO2 276.48 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
29-04-2026 18:04:06
PM - 2.5 179.4 (µg/m3)
PM - 10 622.7 (µg/m3)
SO2 24.64 (µg/m3)
CO 0.73 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
29-04-2026 18:03:52
PM - 2.5 47.71 (µg/m3)
PM - 10 131.45 (µg/m3)
SO2 22.69 (µg/m3)
CO 0.74 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
29-04-2026 18:03:26
PM - 2.5 72.68 (µg/m3)
PM - 10 125.32 (µg/m3)
SO2 30.59 (µg/m3)
CO 2.31 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
29-04-2026 18:00:00
PM - 2.5 27.3 (µg/m3)
PM - 10 152.3 (µg/m3)
SO2 .99 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.67 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
29-04-2026 17:52:33
PM - 2.5 50.3 (µg/m3)
PM - 10 103.15 (µg/m3)
SO2 16.39 (µg/m3)
CO 0.49 (mg/m3)
NO2 10.69 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
29-04-2026 18:00:54
PM - 2.5 54.87 (µg/m3)
PM - 10 101.86 (µg/m3)
SO2 14.83 (µg/m3)
CO 0.76 (mg/m3)
NO2 8.1 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
29-04-2026 18:01:32
PM - 2.5 4 (µg/m3)
PM - 10 54 (µg/m3)
SO2 7.13 (µg/m3)
CO 0.51 (mg/m3)
NO2 18.41 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
29-04-2026 18:04:26
PM - 2.5 44 (µg/m3)
PM - 10 78 (µg/m3)
SO2 11.4 (µg/m3)
CO 1.23 (mg/m3)
NO2 14.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
29-04-2026 18:00:52
PM - 2.5 5.14 (µg/m3)
PM - 10 (µg/m3)
SO2 36.33 (µg/m3)
CO ##### (mg/m3)
NO2 .62 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
29-04-2026 18:03:58
PM - 2.5 12.03 (µg/m3)
PM - 10 41.9 (µg/m3)
SO2 7.4 (µg/m3)
CO 1.21 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
29-04-2026 18:00:50
PM - 2.5 15.41 (µg/m3)
PM - 10 50.43 (µg/m3)
SO2 61.2 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
29-04-2026 18:03:49
PM - 2.5 47 (µg/m3)
PM - 10 93 (µg/m3)
SO2 5.6 (µg/m3)
CO 0.88 (mg/m3)
NO2 10.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
29-04-2026 18:00:18
PM - 2.5 2.39 (µg/m3)
PM - 10 (µg/m3)
SO2 5.63 (µg/m3)
CO ##### (mg/m3)
NO2 .48 (µg/m3)
SECL
Gayatri UG Mine
29-04-2026 18:04:05
PM - 2.5 0 (µg/m3)
PM - 10 146.81 (µg/m3)
SO2 16.07 (µg/m3)
CO 0.78 (mg/m3)
NO2 6.55 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
29-04-2026 18:04:00
PM - 2.5 25 (µg/m3)
PM - 10 42 (µg/m3)
SO2 7.9 (µg/m3)
CO 1.06 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
29-04-2026 18:03:44
PM - 2.5 25 (µg/m3)
PM - 10 48 (µg/m3)
SO2 10.7 (µg/m3)
CO 0.56 (mg/m3)
NO2 17.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
29-04-2026 18:04:13
PM - 2.5 19 (µg/m3)
PM - 10 28 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.25 (mg/m3)
NO2 25.1 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
29-04-2026 18:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.25 (mg/m3)
NO2 276.48 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
29-04-2026 18:04:06
PM - 2.5 179.4 (µg/m3)
PM - 10 622.7 (µg/m3)
SO2 24.64 (µg/m3)
CO 0.73 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
29-04-2026 18:03:52
PM - 2.5 47.71 (µg/m3)
PM - 10 131.45 (µg/m3)
SO2 22.69 (µg/m3)
CO 0.74 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
29-04-2026 18:03:26
PM - 2.5 72.68 (µg/m3)
PM - 10 125.32 (µg/m3)
SO2 30.59 (µg/m3)
CO 2.31 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
29-04-2026 18:00:00
PM - 2.5 27.3 (µg/m3)
PM - 10 152.3 (µg/m3)
SO2 .99 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.67 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
29-04-2026 17:52:33
PM - 2.5 50.3 (µg/m3)
PM - 10 103.15 (µg/m3)
SO2 16.39 (µg/m3)
CO 0.49 (mg/m3)
NO2 10.69 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
29-04-2026 18:00:54
PM - 2.5 54.87 (µg/m3)
PM - 10 101.86 (µg/m3)
SO2 14.83 (µg/m3)
CO 0.76 (mg/m3)
NO2 8.1 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
29-04-2026 18:01:32
PM - 2.5 4 (µg/m3)
PM - 10 54 (µg/m3)
SO2 7.13 (µg/m3)
CO 0.51 (mg/m3)
NO2 18.41 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
29-04-2026 18:04:26
PM - 2.5 44 (µg/m3)
PM - 10 78 (µg/m3)
SO2 11.4 (µg/m3)
CO 1.23 (mg/m3)
NO2 14.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
29-04-2026 18:00:52
PM - 2.5 5.14 (µg/m3)
PM - 10 (µg/m3)
SO2 36.33 (µg/m3)
CO ##### (mg/m3)
NO2 .62 (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	66.24

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	153.18

1 - 1

CAAQMS Data

1 - 10 of 2,300

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 18:03	29-APR-2026 12:33	47.71	131.45	22.69	-	0.74	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 18:03	29-APR-2026 12:33	46.82	131.11	20.99	-	0.79	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 18:02	29-APR-2026 12:32	46.20	130.93	22.89	-	0.79	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 18:02	29-APR-2026 12:32	45.91	130.84	23.89	-	0.77	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 18:01	29-APR-2026 12:31	45.71	130.69	22.55	-	0.77	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	29-APR-2026 18:01	29-APR-2026 18:00	4.00	54.00	7.13	18.41	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 18:01	29-APR-2026 12:31	45.76	130.56	24.72	-	0.76	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	29-APR-2026 18:00	29-APR-2026 12:30	54.87	101.86	14.83	8.10	0.76	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	29-APR-2026 18:00	29-APR-2026 12:30	5.14	-	36.33	0.62	33.02	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 17:59	29-APR-2026 12:29	45.09	130.56	25.22	-	0.77	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,300

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