Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
20-09-2026 03:01:10
PM - 2.5 40.98 (µg/m3)
PM - 10 28.96 (µg/m3)
SO2 21.88 (µg/m3)
CO 0.74 (mg/m3)
NO2 2.6 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
20-09-2026 02:58:40
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 3.34 (µg/m3)
CO 0.14 (mg/m3)
NO2 5.19 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
20-09-2026 03:00:24
PM - 2.5 8.23 (µg/m3)
PM - 10 24.1 (µg/m3)
SO2 11.15 (µg/m3)
CO 0.26 (mg/m3)
NO2 3.29 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
20-09-2026 03:03:59
PM - 2.5 4 (µg/m3)
PM - 10 7 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.28 (mg/m3)
NO2 7.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
20-09-2026 03:00:23
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 984.61 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
20-09-2026 03:04:03
PM - 2.5 8 (µg/m3)
PM - 10 14 (µg/m3)
SO2 5.6 (µg/m3)
CO 0.84 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
20-09-2026 03:04:05
PM - 2.5 12 (µg/m3)
PM - 10 26 (µg/m3)
SO2 8.4 (µg/m3)
CO 0.67 (mg/m3)
NO2 16.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
20-09-2026 03:03:45
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.42 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
20-09-2026 03:04:10
PM - 2.5 14.98 (µg/m3)
PM - 10 67.46 (µg/m3)
SO2 5.57 (µg/m3)
CO 0.19 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
20-09-2026 03:03:42
PM - 2.5 16.33 (µg/m3)
PM - 10 28.39 (µg/m3)
SO2 50.97 (µg/m3)
CO 1.51 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
20-09-2026 03:03:49
PM - 2.5 2.98 (µg/m3)
PM - 10 9.03 (µg/m3)
SO2 3.85 (µg/m3)
CO ##### (mg/m3)
NO2 .88 (µg/m3)
Western Coalfields Limited
Mathani UG
20-09-2026 03:03:56
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.7 (µg/m3)
CO 1.25 (mg/m3)
NO2 1.98 (µg/m3)
Northern Coalfields Limited
NCL_CETI
20-09-2026 02:51:05
PM - 2.5 49.9 (µg/m3)
PM - 10 86.03 (µg/m3)
SO2 7.13 (µg/m3)
CO 1.47 (mg/m3)
NO2 44.18 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
20-09-2026 03:00:56
PM - 2.5 14.2 (µg/m3)
PM - 10 0 (µg/m3)
SO2 1.64 (µg/m3)
CO 0.37 (mg/m3)
NO2 2.05 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
20-09-2026 02:55:31
PM - 2.5 24.2 (µg/m3)
PM - 10 47.99 (µg/m3)
SO2 11.22 (µg/m3)
CO 0.46 (mg/m3)
NO2 5.73 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
20-09-2026 03:03:39
PM - 2.5 33.04 (µg/m3)
PM - 10 59.2 (µg/m3)
SO2 12.25 (µg/m3)
CO 0.40 (mg/m3)
NO2 5 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
20-09-2026 02:49:12
PM - 2.5 44.62 (µg/m3)
PM - 10 64.92 (µg/m3)
SO2 24.98 (µg/m3)
CO 2.16 (mg/m3)
NO2 45.47 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
20-09-2026 03:04:10
PM - 2.5 13 (µg/m3)
PM - 10 23 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.30 (mg/m3)
NO2 9.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
20-09-2026 03:00:50
PM - 2.5 3.27 (µg/m3)
PM - 10 (µg/m3)
SO2 9.74 (µg/m3)
CO 0.34 (mg/m3)
NO2 100.08 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
20-09-2026 03:03:59
PM - 2.5 12.88 (µg/m3)
PM - 10 22.12 (µg/m3)
SO2 20.39 (µg/m3)
CO 0.71 (mg/m3)
NO2 7.78 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
20-09-2026 03:00:50
PM - 2.5 1.16 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 .79 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
20-09-2026 03:01:10
PM - 2.5 40.98 (µg/m3)
PM - 10 28.96 (µg/m3)
SO2 21.88 (µg/m3)
CO 0.74 (mg/m3)
NO2 2.6 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
20-09-2026 02:58:40
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 3.34 (µg/m3)
CO 0.14 (mg/m3)
NO2 5.19 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
20-09-2026 03:00:24
PM - 2.5 8.23 (µg/m3)
PM - 10 24.1 (µg/m3)
SO2 11.15 (µg/m3)
CO 0.26 (mg/m3)
NO2 3.29 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
20-09-2026 03:03:59
PM - 2.5 4 (µg/m3)
PM - 10 7 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.28 (mg/m3)
NO2 7.1 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
20-09-2026 03:00:23
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 984.61 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
20-09-2026 03:04:03
PM - 2.5 8 (µg/m3)
PM - 10 14 (µg/m3)
SO2 5.6 (µg/m3)
CO 0.84 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
20-09-2026 03:04:05
PM - 2.5 12 (µg/m3)
PM - 10 26 (µg/m3)
SO2 8.4 (µg/m3)
CO 0.67 (mg/m3)
NO2 16.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
20-09-2026 03:03:45
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.42 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
20-09-2026 03:04:10
PM - 2.5 14.98 (µg/m3)
PM - 10 67.46 (µg/m3)
SO2 5.57 (µg/m3)
CO 0.19 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
20-09-2026 03:03:42
PM - 2.5 16.33 (µg/m3)
PM - 10 28.39 (µg/m3)
SO2 50.97 (µg/m3)
CO 1.51 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
20-09-2026 03:03:49
PM - 2.5 2.98 (µg/m3)
PM - 10 9.03 (µg/m3)
SO2 3.85 (µg/m3)
CO ##### (mg/m3)
NO2 .88 (µg/m3)
Western Coalfields Limited
Mathani UG
20-09-2026 03:03:56
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 9.7 (µg/m3)
CO 1.25 (mg/m3)
NO2 1.98 (µg/m3)
Northern Coalfields Limited
NCL_CETI
20-09-2026 02:51:05
PM - 2.5 49.9 (µg/m3)
PM - 10 86.03 (µg/m3)
SO2 7.13 (µg/m3)
CO 1.47 (mg/m3)
NO2 44.18 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
20-09-2026 03:00:56
PM - 2.5 14.2 (µg/m3)
PM - 10 0 (µg/m3)
SO2 1.64 (µg/m3)
CO 0.37 (mg/m3)
NO2 2.05 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
20-09-2026 02:55:31
PM - 2.5 24.2 (µg/m3)
PM - 10 47.99 (µg/m3)
SO2 11.22 (µg/m3)
CO 0.46 (mg/m3)
NO2 5.73 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
20-09-2026 03:03:39
PM - 2.5 33.04 (µg/m3)
PM - 10 59.2 (µg/m3)
SO2 12.25 (µg/m3)
CO 0.40 (mg/m3)
NO2 5 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
20-09-2026 02:49:12
PM - 2.5 44.62 (µg/m3)
PM - 10 64.92 (µg/m3)
SO2 24.98 (µg/m3)
CO 2.16 (mg/m3)
NO2 45.47 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
20-09-2026 03:04:10
PM - 2.5 13 (µg/m3)
PM - 10 23 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.30 (mg/m3)
NO2 9.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
20-09-2026 03:00:50
PM - 2.5 3.27 (µg/m3)
PM - 10 (µg/m3)
SO2 9.74 (µg/m3)
CO 0.34 (mg/m3)
NO2 100.08 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
20-09-2026 03:03:59
PM - 2.5 12.88 (µg/m3)
PM - 10 22.12 (µg/m3)
SO2 20.39 (µg/m3)
CO 0.71 (mg/m3)
NO2 7.78 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
20-09-2026 03:00:50
PM - 2.5 1.16 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 .79 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 424

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	SECL,Kusmunda	SECL_KUSMUNDA	20-SEP-2026 03:04	20-SEP-2026 03:00	44.62	64.92	24.83	44.99	2.16	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	20-SEP-2026 03:03	19-SEP-2026 21:33	16.33	28.39	50.97	-	1.51	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	20-SEP-2026 03:03	20-SEP-2026 03:00	33.04	59.20	12.25	5.00	0.40	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	20-SEP-2026 03:03	19-SEP-2026 21:33	16.11	28.45	53.45	-	1.53	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	20-SEP-2026 03:02	19-SEP-2026 21:32	15.91	28.45	51.88	-	1.51	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	20-SEP-2026 03:02	19-SEP-2026 21:32	15.51	28.38	46.73	-	1.49	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	20-SEP-2026 03:01	19-SEP-2026 21:31	15.13	28.19	49.72	-	1.46	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	20-SEP-2026 03:01	19-SEP-2026 21:31	14.91	28.05	51.34	-	1.46	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	20-SEP-2026 03:00	19-SEP-2026 21:30	14.81	27.86	53.03	-	1.47	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	20-SEP-2026 03:00	19-SEP-2026 21:30	3.27	-	9.74	100.08	0.34	site_5592	Swan Environ

1 - 10 of 424

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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