Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 03:46:08
PM - 2.5 35.83 (µg/m3)
PM - 10 54.05 (µg/m3)
SO2 18.62 (µg/m3)
CO 0.65 (mg/m3)
NO2 2.28 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 03:48:14
PM - 2.5 7.3 (µg/m3)
PM - 10 39.2 (µg/m3)
SO2 11.07 (µg/m3)
CO 1.14 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 03:43:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.52 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.78 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 03:45:31
PM - 2.5 9.36 (µg/m3)
PM - 10 14.24 (µg/m3)
SO2 5.15 (µg/m3)
CO 0.22 (mg/m3)
NO2 3.7 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 03:48:16
PM - 2.5 9 (µg/m3)
PM - 10 18 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.11 (mg/m3)
NO2 6.5 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 03:48:04
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 6.2 (µg/m3)
CO 0.72 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 03:48:09
PM - 2.5 1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 10.7 (µg/m3)
CO 0.38 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 03:48:28
PM - 2.5 5 (µg/m3)
PM - 10 10 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.19 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
23-09-2026 03:48:10
PM - 2.5 7.68 (µg/m3)
PM - 10 58.88 (µg/m3)
SO2 6.16 (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 03:48:12
PM - 2.5 10.73 (µg/m3)
PM - 10 17.78 (µg/m3)
SO2 0 (µg/m3)
CO 0.71 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 03:48:31
PM - 2.5 14.44 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.13 (µg/m3)
CO 6.04 (mg/m3)
NO2 4.01 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 03:36:07
PM - 2.5 37.66 (µg/m3)
PM - 10 64.93 (µg/m3)
SO2 7.15 (µg/m3)
CO 0.82 (mg/m3)
NO2 19.58 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 03:45:53
PM - 2.5 26.4 (µg/m3)
PM - 10 41.8 (µg/m3)
SO2 0 (µg/m3)
CO 0.34 (mg/m3)
NO2 .86 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 03:40:57
PM - 2.5 15.2 (µg/m3)
PM - 10 30.74 (µg/m3)
SO2 12.35 (µg/m3)
CO 0.32 (mg/m3)
NO2 6.46 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 03:47:58
PM - 2.5 29.52 (µg/m3)
PM - 10 55.7 (µg/m3)
SO2 11.3 (µg/m3)
CO 0.24 (mg/m3)
NO2 3.74 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 03:34:13
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 17.45 (µg/m3)
CO 2.39 (mg/m3)
NO2 43.87 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 03:48:27
PM - 2.5 11 (µg/m3)
PM - 10 19 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 3.5 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 03:48:27
PM - 2.5 4.07 (µg/m3)
PM - 10 44.4 (µg/m3)
SO2 13.26 (µg/m3)
CO 1.82 (mg/m3)
NO2 39.06 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 03:45:09
PM - 2.5 3.66 (µg/m3)
PM - 10 (µg/m3)
SO2 9.36 (µg/m3)
CO 0.23 (mg/m3)
NO2 271.7 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 03:48:32
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 22.81 (µg/m3)
CO 0.71 (mg/m3)
NO2 8.39 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 03:46:08
PM - 2.5 35.83 (µg/m3)
PM - 10 54.05 (µg/m3)
SO2 18.62 (µg/m3)
CO 0.65 (mg/m3)
NO2 2.28 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 03:48:14
PM - 2.5 7.3 (µg/m3)
PM - 10 39.2 (µg/m3)
SO2 11.07 (µg/m3)
CO 1.14 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 03:43:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.52 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.78 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 03:45:31
PM - 2.5 9.36 (µg/m3)
PM - 10 14.24 (µg/m3)
SO2 5.15 (µg/m3)
CO 0.22 (mg/m3)
NO2 3.7 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 03:48:16
PM - 2.5 9 (µg/m3)
PM - 10 18 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.11 (mg/m3)
NO2 6.5 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 03:48:04
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 6.2 (µg/m3)
CO 0.72 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 03:48:09
PM - 2.5 1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 10.7 (µg/m3)
CO 0.38 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 03:48:28
PM - 2.5 5 (µg/m3)
PM - 10 10 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.19 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
23-09-2026 03:48:10
PM - 2.5 7.68 (µg/m3)
PM - 10 58.88 (µg/m3)
SO2 6.16 (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 03:48:12
PM - 2.5 10.73 (µg/m3)
PM - 10 17.78 (µg/m3)
SO2 0 (µg/m3)
CO 0.71 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 03:48:31
PM - 2.5 14.44 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.13 (µg/m3)
CO 6.04 (mg/m3)
NO2 4.01 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 03:36:07
PM - 2.5 37.66 (µg/m3)
PM - 10 64.93 (µg/m3)
SO2 7.15 (µg/m3)
CO 0.82 (mg/m3)
NO2 19.58 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 03:45:53
PM - 2.5 26.4 (µg/m3)
PM - 10 41.8 (µg/m3)
SO2 0 (µg/m3)
CO 0.34 (mg/m3)
NO2 .86 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 03:40:57
PM - 2.5 15.2 (µg/m3)
PM - 10 30.74 (µg/m3)
SO2 12.35 (µg/m3)
CO 0.32 (mg/m3)
NO2 6.46 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 03:47:58
PM - 2.5 29.52 (µg/m3)
PM - 10 55.7 (µg/m3)
SO2 11.3 (µg/m3)
CO 0.24 (mg/m3)
NO2 3.74 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 03:34:13
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 17.45 (µg/m3)
CO 2.39 (mg/m3)
NO2 43.87 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 03:48:27
PM - 2.5 11 (µg/m3)
PM - 10 19 (µg/m3)
SO2 8.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 3.5 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 03:48:27
PM - 2.5 4.07 (µg/m3)
PM - 10 44.4 (µg/m3)
SO2 13.26 (µg/m3)
CO 1.82 (mg/m3)
NO2 39.06 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 03:45:09
PM - 2.5 3.66 (µg/m3)
PM - 10 (µg/m3)
SO2 9.36 (µg/m3)
CO 0.23 (mg/m3)
NO2 271.7 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
23-09-2026 03:48:32
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 22.81 (µg/m3)
CO 0.71 (mg/m3)
NO2 8.39 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 522

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	23-SEP-2026 03:48	22-SEP-2026 22:18	10.73	17.78	0.00	-	0.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	23-SEP-2026 03:47	23-SEP-2026 03:45	29.52	55.70	11.30	3.74	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 03:47	22-SEP-2026 22:17	11.28	17.92	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 03:47	22-SEP-2026 22:17	11.97	18.10	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 03:46	22-SEP-2026 22:16	12.97	18.28	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 03:46	22-SEP-2026 22:16	13.76	18.35	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 03:45	22-SEP-2026 22:15	14.57	18.48	0.00	-	0.75	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 03:45	22-SEP-2026 22:15	15.20	18.62	0.00	-	0.76	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	23-SEP-2026 03:45	22-SEP-2026 22:14	3.66	-	9.36	271.70	0.23	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 03:44	22-SEP-2026 22:14	15.90	18.87	0.00	-	0.73	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 522

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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