Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 01:16:08
PM - 2.5 6.94 (µg/m3)
PM - 10 37.3 (µg/m3)
SO2 19.69 (µg/m3)
CO 0.14 (mg/m3)
NO2 .45 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 01:17:42
PM - 2.5 17.82 (µg/m3)
PM - 10 66.31 (µg/m3)
SO2 10.96 (µg/m3)
CO 1.12 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 01:13:44
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.57 (µg/m3)
CO 0.54 (mg/m3)
NO2 9.13 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 01:15:34
PM - 2.5 7.06 (µg/m3)
PM - 10 13.26 (µg/m3)
SO2 5.43 (µg/m3)
CO 0.26 (mg/m3)
NO2 13.15 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 01:17:29
PM - 2.5 10 (µg/m3)
PM - 10 19 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.14 (mg/m3)
NO2 5.7 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 01:17:17
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.71 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 01:17:22
PM - 2.5 3 (µg/m3)
PM - 10 3 (µg/m3)
SO2 10.8 (µg/m3)
CO 0.46 (mg/m3)
NO2 16.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 01:17:55
PM - 2.5 1 (µg/m3)
PM - 10 3 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.20 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
23-09-2026 01:17:38
PM - 2.5 23.82 (µg/m3)
PM - 10 46.31 (µg/m3)
SO2 5.65 (µg/m3)
CO 0.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
23-09-2026 01:17:44
PM - 2.5 12.15 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.73 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 01:17:55
PM - 2.5 31.39 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 3.78 (µg/m3)
CO 6.80 (mg/m3)
NO2 1.57 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 01:06:07
PM - 2.5 343.29 (µg/m3)
PM - 10 591.88 (µg/m3)
SO2 7.06 (µg/m3)
CO 1.01 (mg/m3)
NO2 26.73 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 01:15:42
PM - 2.5 47.3 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.67 (mg/m3)
NO2 1.21 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 01:10:57
PM - 2.5 14.4 (µg/m3)
PM - 10 29.21 (µg/m3)
SO2 12.3 (µg/m3)
CO 0.30 (mg/m3)
NO2 6.31 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 01:17:57
PM - 2.5 29.37 (µg/m3)
PM - 10 55.55 (µg/m3)
SO2 11.26 (µg/m3)
CO 0.23 (mg/m3)
NO2 3.68 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 01:04:13
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 22.08 (µg/m3)
CO 2.39 (mg/m3)
NO2 45.45 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 01:17:57
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 7.4 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 01:17:53
PM - 2.5 0 (µg/m3)
PM - 10 52.22 (µg/m3)
SO2 13.12 (µg/m3)
CO 1.79 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 01:15:52
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 98.41 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 01:17:32
PM - 2.5 20.83 (µg/m3)
PM - 10 33.74 (µg/m3)
SO2 20.48 (µg/m3)
CO 0.73 (mg/m3)
NO2 5.43 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 01:16:08
PM - 2.5 6.94 (µg/m3)
PM - 10 37.3 (µg/m3)
SO2 19.69 (µg/m3)
CO 0.14 (mg/m3)
NO2 .45 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 01:17:42
PM - 2.5 17.82 (µg/m3)
PM - 10 66.31 (µg/m3)
SO2 10.96 (µg/m3)
CO 1.12 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 01:13:44
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.57 (µg/m3)
CO 0.54 (mg/m3)
NO2 9.13 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 01:15:34
PM - 2.5 7.06 (µg/m3)
PM - 10 13.26 (µg/m3)
SO2 5.43 (µg/m3)
CO 0.26 (mg/m3)
NO2 13.15 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 01:17:29
PM - 2.5 10 (µg/m3)
PM - 10 19 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.14 (mg/m3)
NO2 5.7 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 01:17:17
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.71 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 01:17:22
PM - 2.5 3 (µg/m3)
PM - 10 3 (µg/m3)
SO2 10.8 (µg/m3)
CO 0.46 (mg/m3)
NO2 16.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 01:17:55
PM - 2.5 1 (µg/m3)
PM - 10 3 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.20 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
23-09-2026 01:17:38
PM - 2.5 23.82 (µg/m3)
PM - 10 46.31 (µg/m3)
SO2 5.65 (µg/m3)
CO 0.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
23-09-2026 01:17:44
PM - 2.5 12.15 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.73 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 01:17:55
PM - 2.5 31.39 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 3.78 (µg/m3)
CO 6.80 (mg/m3)
NO2 1.57 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 01:06:07
PM - 2.5 343.29 (µg/m3)
PM - 10 591.88 (µg/m3)
SO2 7.06 (µg/m3)
CO 1.01 (mg/m3)
NO2 26.73 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 01:15:42
PM - 2.5 47.3 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.67 (mg/m3)
NO2 1.21 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 01:10:57
PM - 2.5 14.4 (µg/m3)
PM - 10 29.21 (µg/m3)
SO2 12.3 (µg/m3)
CO 0.30 (mg/m3)
NO2 6.31 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 01:17:57
PM - 2.5 29.37 (µg/m3)
PM - 10 55.55 (µg/m3)
SO2 11.26 (µg/m3)
CO 0.23 (mg/m3)
NO2 3.68 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 01:04:13
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 22.08 (µg/m3)
CO 2.39 (mg/m3)
NO2 45.45 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 01:17:57
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 7.4 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 01:17:53
PM - 2.5 0 (µg/m3)
PM - 10 52.22 (µg/m3)
SO2 13.12 (µg/m3)
CO 1.79 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 01:15:52
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 98.41 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 01:17:32
PM - 2.5 20.83 (µg/m3)
PM - 10 33.74 (µg/m3)
SO2 20.48 (µg/m3)
CO 0.73 (mg/m3)
NO2 5.43 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 176

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_DIPKA	SECL_DIPKA	23-SEP-2026 01:17	23-SEP-2026 01:15	29.37	55.55	11.26	3.68	0.23	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	23-SEP-2026 01:17	22-SEP-2026 19:47	12.15	0.00	0.00	-	0.73	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	23-SEP-2026 01:17	22-SEP-2026 19:47	11.80	0.00	0.00	-	0.72	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	23-SEP-2026 01:16	22-SEP-2026 19:46	11.40	0.00	0.00	-	0.73	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	23-SEP-2026 01:16	22-SEP-2026 19:46	11.03	0.00	1.21	-	0.74	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	23-SEP-2026 01:15	22-SEP-2026 19:45	0.00	-	0.00	98.41	26.12	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	23-SEP-2026 01:15	22-SEP-2026 19:45	10.76	0.00	0.00	-	0.72	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	23-SEP-2026 01:15	22-SEP-2026 19:45	10.72	0.00	0.00	-	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	23-SEP-2026 01:14	22-SEP-2026 19:44	10.66	0.00	1.41	-	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	23-SEP-2026 01:14	22-SEP-2026 19:44	10.57	0.00	1.10	-	0.66	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 176

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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