Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 01:01:08
PM - 2.5 21.1 (µg/m3)
PM - 10 37.3 (µg/m3)
SO2 17.05 (µg/m3)
CO 0.39 (mg/m3)
NO2 1.35 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 01:02:42
PM - 2.5 21.86 (µg/m3)
PM - 10 59.54 (µg/m3)
SO2 11.65 (µg/m3)
CO 1.12 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 00:59:03
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 3.25 (µg/m3)
CO 0.14 (mg/m3)
NO2 8.35 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 01:00:40
PM - 2.5 7.06 (µg/m3)
PM - 10 16.03 (µg/m3)
SO2 8.29 (µg/m3)
CO 0.29 (mg/m3)
NO2 13.35 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 01:02:28
PM - 2.5 10 (µg/m3)
PM - 10 19 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.00 (mg/m3)
NO2 6 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 01:03:02
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 6.4 (µg/m3)
CO 0.73 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 01:03:06
PM - 2.5 2 (µg/m3)
PM - 10 0 (µg/m3)
SO2 10.7 (µg/m3)
CO 0.43 (mg/m3)
NO2 16.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 01:02:54
PM - 2.5 2 (µg/m3)
PM - 10 3 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.21 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
23-09-2026 01:02:36
PM - 2.5 20.77 (µg/m3)
PM - 10 43.78 (µg/m3)
SO2 5.88 (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 01:02:36
PM - 2.5 10.53 (µg/m3)
PM - 10 0 (µg/m3)
SO2 1.68 (µg/m3)
CO 0.76 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 01:02:55
PM - 2.5 32.53 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 4.02 (µg/m3)
CO 5.15 (mg/m3)
NO2 1.35 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 00:51:08
PM - 2.5 343.29 (µg/m3)
PM - 10 591.88 (µg/m3)
SO2 7.11 (µg/m3)
CO 1.35 (mg/m3)
NO2 39.49 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 01:00:53
PM - 2.5 47.3 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.73 (mg/m3)
NO2 1.28 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 00:55:57
PM - 2.5 26.2 (µg/m3)
PM - 10 51.5 (µg/m3)
SO2 13.1 (µg/m3)
CO 0.65 (mg/m3)
NO2 8.47 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 01:02:57
PM - 2.5 29.64 (µg/m3)
PM - 10 55.82 (µg/m3)
SO2 11.34 (µg/m3)
CO 0.24 (mg/m3)
NO2 3.78 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 00:49:13
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 25.76 (µg/m3)
CO 2.39 (mg/m3)
NO2 40.56 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 01:02:57
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 8.6 (µg/m3)
CO 0.11 (mg/m3)
NO2 7.6 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 01:02:52
PM - 2.5 0 (µg/m3)
PM - 10 50.7 (µg/m3)
SO2 11.99 (µg/m3)
CO 1.90 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 01:00:03
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 98.43 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 01:03:03
PM - 2.5 26.31 (µg/m3)
PM - 10 28.82 (µg/m3)
SO2 20.43 (µg/m3)
CO 0.70 (mg/m3)
NO2 7.47 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 01:01:08
PM - 2.5 21.1 (µg/m3)
PM - 10 37.3 (µg/m3)
SO2 17.05 (µg/m3)
CO 0.39 (mg/m3)
NO2 1.35 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 01:02:42
PM - 2.5 21.86 (µg/m3)
PM - 10 59.54 (µg/m3)
SO2 11.65 (µg/m3)
CO 1.12 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 00:59:03
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 3.25 (µg/m3)
CO 0.14 (mg/m3)
NO2 8.35 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 01:00:40
PM - 2.5 7.06 (µg/m3)
PM - 10 16.03 (µg/m3)
SO2 8.29 (µg/m3)
CO 0.29 (mg/m3)
NO2 13.35 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 01:02:28
PM - 2.5 10 (µg/m3)
PM - 10 19 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.00 (mg/m3)
NO2 6 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 01:03:02
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 6.4 (µg/m3)
CO 0.73 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 01:03:06
PM - 2.5 2 (µg/m3)
PM - 10 0 (µg/m3)
SO2 10.7 (µg/m3)
CO 0.43 (mg/m3)
NO2 16.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 01:02:54
PM - 2.5 2 (µg/m3)
PM - 10 3 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.21 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
23-09-2026 01:02:36
PM - 2.5 20.77 (µg/m3)
PM - 10 43.78 (µg/m3)
SO2 5.88 (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 01:02:36
PM - 2.5 10.53 (µg/m3)
PM - 10 0 (µg/m3)
SO2 1.68 (µg/m3)
CO 0.76 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 01:02:55
PM - 2.5 32.53 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 4.02 (µg/m3)
CO 5.15 (mg/m3)
NO2 1.35 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 00:51:08
PM - 2.5 343.29 (µg/m3)
PM - 10 591.88 (µg/m3)
SO2 7.11 (µg/m3)
CO 1.35 (mg/m3)
NO2 39.49 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 01:00:53
PM - 2.5 47.3 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.73 (mg/m3)
NO2 1.28 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 00:55:57
PM - 2.5 26.2 (µg/m3)
PM - 10 51.5 (µg/m3)
SO2 13.1 (µg/m3)
CO 0.65 (mg/m3)
NO2 8.47 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 01:02:57
PM - 2.5 29.64 (µg/m3)
PM - 10 55.82 (µg/m3)
SO2 11.34 (µg/m3)
CO 0.24 (mg/m3)
NO2 3.78 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 00:49:13
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 25.76 (µg/m3)
CO 2.39 (mg/m3)
NO2 40.56 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 01:02:57
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 8.6 (µg/m3)
CO 0.11 (mg/m3)
NO2 7.6 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 01:02:52
PM - 2.5 0 (µg/m3)
PM - 10 50.7 (µg/m3)
SO2 11.99 (µg/m3)
CO 1.90 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 01:00:03
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 98.43 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 01:03:03
PM - 2.5 26.31 (µg/m3)
PM - 10 28.82 (µg/m3)
SO2 20.43 (µg/m3)
CO 0.70 (mg/m3)
NO2 7.47 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 142

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 01:02	23-SEP-2026 01:00	29.64	55.82	11.34	3.78	0.24	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 01:02	22-SEP-2026 19:32	10.53	0.00	1.68	-	0.76	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 01:02	22-SEP-2026 19:32	10.30	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 01:01	22-SEP-2026 19:31	10.01	0.00	2.52	-	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 01:01	22-SEP-2026 19:31	9.53	0.00	1.71	-	0.69	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 01:00	22-SEP-2026 19:30	8.83	0.00	0.00	-	0.70	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	23-SEP-2026 01:00	22-SEP-2026 19:29	0.00	-	0.00	98.43	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 00:59	22-SEP-2026 19:29	7.96	0.00	3.83	-	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 00:59	22-SEP-2026 19:29	7.64	0.00	1.96	-	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 00:58	22-SEP-2026 19:28	7.25	0.00	0.00	-	0.70	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 142

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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