Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
23-09-2026 12:48:02
PM - 2.5 16.41 (µg/m3)
PM - 10 44.31 (µg/m3)
SO2 17.53 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 12:46:09
PM - 2.5 7.9 (µg/m3)
PM - 10 26.41 (µg/m3)
SO2 20.83 (µg/m3)
CO 0.15 (mg/m3)
NO2 .52 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 12:47:56
PM - 2.5 9.25 (µg/m3)
PM - 10 35.16 (µg/m3)
SO2 11.11 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 12:43:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 1.55 (µg/m3)
CO 0.06 (mg/m3)
NO2 10.88 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 12:45:09
PM - 2.5 16.89 (µg/m3)
PM - 10 26.83 (µg/m3)
SO2 10.01 (µg/m3)
CO 0.29 (mg/m3)
NO2 .41 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 12:47:55
PM - 2.5 3 (µg/m3)
PM - 10 5 (µg/m3)
SO2 4.8 (µg/m3)
CO 1.17 (mg/m3)
NO2 45.3 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 12:48:07
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.67 (mg/m3)
NO2 2.5 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 12:47:59
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.6 (µg/m3)
CO 0.24 (mg/m3)
NO2 16.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 12:48:12
PM - 2.5 3 (µg/m3)
PM - 10 4 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.21 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
23-09-2026 12:48:12
PM - 2.5 10.06 (µg/m3)
PM - 10 21.05 (µg/m3)
SO2 0 (µg/m3)
CO 0.91 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 12:45:42
PM - 2.5 7.84 (µg/m3)
PM - 10 (µg/m3)
SO2 12.47 (µg/m3)
CO ##### (mg/m3)
NO2 1.53 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 12:48:10
PM - 2.5 0 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.5 (µg/m3)
CO 5.94 (mg/m3)
NO2 3.79 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 12:47:56
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.74 (µg/m3)
CO 1.57 (mg/m3)
NO2 1.62 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 12:37:15
PM - 2.5 22.27 (µg/m3)
PM - 10 38.4 (µg/m3)
SO2 7.04 (µg/m3)
CO 1.26 (mg/m3)
NO2 36.14 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 12:45:28
PM - 2.5 46.7 (µg/m3)
PM - 10 74.9 (µg/m3)
SO2 0 (µg/m3)
CO 0.53 (mg/m3)
NO2 .77 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 12:40:57
PM - 2.5 24.4 (µg/m3)
PM - 10 47.99 (µg/m3)
SO2 12.98 (µg/m3)
CO 0.59 (mg/m3)
NO2 8.13 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 12:48:00
PM - 2.5 30.36 (µg/m3)
PM - 10 56.54 (µg/m3)
SO2 11.53 (µg/m3)
CO 0.27 (mg/m3)
NO2 4.04 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 12:34:16
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 23.28 (µg/m3)
CO 2.39 (mg/m3)
NO2 44.25 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 12:48:00
PM - 2.5 3 (µg/m3)
PM - 10 2 (µg/m3)
SO2 7.8 (µg/m3)
CO 0.05 (mg/m3)
NO2 3.8 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 12:48:07
PM - 2.5 0 (µg/m3)
PM - 10 46.54 (µg/m3)
SO2 13.47 (µg/m3)
CO 1.72 (mg/m3)
NO2 24.09 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 12:45:57
PM - 2.5 3.73 (µg/m3)
PM - 10 (µg/m3)
SO2 10.37 (µg/m3)
CO 0.58 (mg/m3)
NO2 97.64 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
23-09-2026 12:48:02
PM - 2.5 16.41 (µg/m3)
PM - 10 44.31 (µg/m3)
SO2 17.53 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
23-09-2026 12:46:09
PM - 2.5 7.9 (µg/m3)
PM - 10 26.41 (µg/m3)
SO2 20.83 (µg/m3)
CO 0.15 (mg/m3)
NO2 .52 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
23-09-2026 12:47:56
PM - 2.5 9.25 (µg/m3)
PM - 10 35.16 (µg/m3)
SO2 11.11 (µg/m3)
CO 1.04 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
23-09-2026 12:43:42
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 1.55 (µg/m3)
CO 0.06 (mg/m3)
NO2 10.88 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
23-09-2026 12:45:09
PM - 2.5 16.89 (µg/m3)
PM - 10 26.83 (µg/m3)
SO2 10.01 (µg/m3)
CO 0.29 (mg/m3)
NO2 .41 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
23-09-2026 12:47:55
PM - 2.5 3 (µg/m3)
PM - 10 5 (µg/m3)
SO2 4.8 (µg/m3)
CO 1.17 (mg/m3)
NO2 45.3 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
23-09-2026 12:48:07
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.3 (µg/m3)
CO 0.67 (mg/m3)
NO2 2.5 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
23-09-2026 12:47:59
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.6 (µg/m3)
CO 0.24 (mg/m3)
NO2 16.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
23-09-2026 12:48:12
PM - 2.5 3 (µg/m3)
PM - 10 4 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.21 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
23-09-2026 12:48:12
PM - 2.5 10.06 (µg/m3)
PM - 10 21.05 (µg/m3)
SO2 0 (µg/m3)
CO 0.91 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
23-09-2026 12:45:42
PM - 2.5 7.84 (µg/m3)
PM - 10 (µg/m3)
SO2 12.47 (µg/m3)
CO ##### (mg/m3)
NO2 1.53 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
23-09-2026 12:48:10
PM - 2.5 0 (µg/m3)
PM - 10 27.08 (µg/m3)
SO2 5.5 (µg/m3)
CO 5.94 (mg/m3)
NO2 3.79 (µg/m3)
Western Coalfields Limited
Mathani UG
23-09-2026 12:47:56
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 12.74 (µg/m3)
CO 1.57 (mg/m3)
NO2 1.62 (µg/m3)
Northern Coalfields Limited
NCL_CETI
23-09-2026 12:37:15
PM - 2.5 22.27 (µg/m3)
PM - 10 38.4 (µg/m3)
SO2 7.04 (µg/m3)
CO 1.26 (mg/m3)
NO2 36.14 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
23-09-2026 12:45:28
PM - 2.5 46.7 (µg/m3)
PM - 10 74.9 (µg/m3)
SO2 0 (µg/m3)
CO 0.53 (mg/m3)
NO2 .77 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
23-09-2026 12:40:57
PM - 2.5 24.4 (µg/m3)
PM - 10 47.99 (µg/m3)
SO2 12.98 (µg/m3)
CO 0.59 (mg/m3)
NO2 8.13 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
23-09-2026 12:48:00
PM - 2.5 30.36 (µg/m3)
PM - 10 56.54 (µg/m3)
SO2 11.53 (µg/m3)
CO 0.27 (mg/m3)
NO2 4.04 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
23-09-2026 12:34:16
PM - 2.5 41.72 (µg/m3)
PM - 10 48.65 (µg/m3)
SO2 23.28 (µg/m3)
CO 2.39 (mg/m3)
NO2 44.25 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
23-09-2026 12:48:00
PM - 2.5 3 (µg/m3)
PM - 10 2 (µg/m3)
SO2 7.8 (µg/m3)
CO 0.05 (mg/m3)
NO2 3.8 (µg/m3)
Western Coalfields Limited
Silewara UG
23-09-2026 12:48:07
PM - 2.5 0 (µg/m3)
PM - 10 46.54 (µg/m3)
SO2 13.47 (µg/m3)
CO 1.72 (mg/m3)
NO2 24.09 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
23-09-2026 12:45:57
PM - 2.5 3.73 (µg/m3)
PM - 10 (µg/m3)
SO2 10.37 (µg/m3)
CO 0.58 (mg/m3)
NO2 97.64 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 1,765

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 12:48	23-SEP-2026 07:17	10.06	21.05	0.00	-	0.91	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 12:48	23-SEP-2026 07:17	10.01	21.00	0.00	-	0.93	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 12:48	23-SEP-2026 07:18	9.83	20.88	0.00	-	0.95	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	23-SEP-2026 12:48	23-SEP-2026 12:45	30.36	56.54	11.53	4.04	0.27	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 12:47	23-SEP-2026 07:17	10.01	21.00	0.00	-	0.93	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 12:47	23-SEP-2026 07:17	10.06	21.05	0.00	-	0.91	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 12:46	23-SEP-2026 07:16	10.03	21.12	0.00	-	0.93	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 12:46	23-SEP-2026 07:16	9.86	21.04	0.00	-	0.89	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	23-SEP-2026 12:45	23-SEP-2026 07:14	3.73	-	10.37	97.64	0.58	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 12:45	23-SEP-2026 07:15	9.65	20.86	0.00	-	0.92	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,765

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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