Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
22-09-2026 13:01:07
PM - 2.5 5.17 (µg/m3)
PM - 10 30.31 (µg/m3)
SO2 25.8 (µg/m3)
CO 0.11 (mg/m3)
NO2 .34 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
22-09-2026 13:06:05
PM - 2.5 7 (µg/m3)
PM - 10 37.62 (µg/m3)
SO2 11.76 (µg/m3)
CO 1.07 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 12:58:41
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 2.97 (µg/m3)
CO 0.13 (mg/m3)
NO2 7.94 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
22-09-2026 13:00:18
PM - 2.5 17.71 (µg/m3)
PM - 10 29.25 (µg/m3)
SO2 11.15 (µg/m3)
CO 0.25 (mg/m3)
NO2 1.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
22-09-2026 13:06:05
PM - 2.5 4 (µg/m3)
PM - 10 7 (µg/m3)
SO2 4.6 (µg/m3)
CO 1.02 (mg/m3)
NO2 42.6 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
22-09-2026 13:00:57
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.15 (µg/m3)
CO ##### (mg/m3)
NO2 .27 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
22-09-2026 12:57:14
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 6.1 (µg/m3)
CO 0.75 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
22-09-2026 13:06:08
PM - 2.5 5 (µg/m3)
PM - 10 10 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.23 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
22-09-2026 13:06:10
PM - 2.5 1.43 (µg/m3)
PM - 10 47.61 (µg/m3)
SO2 5.21 (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
22-09-2026 13:06:08
PM - 2.5 3.68 (µg/m3)
PM - 10 12.05 (µg/m3)
SO2 0 (µg/m3)
CO 0.74 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
22-09-2026 13:00:44
PM - 2.5 14.96 (µg/m3)
PM - 10 (µg/m3)
SO2 15.02 (µg/m3)
CO ##### (mg/m3)
NO2 1.01 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
22-09-2026 13:06:13
PM - 2.5 38.48 (µg/m3)
PM - 10 35.2 (µg/m3)
SO2 4.41 (µg/m3)
CO ##### (mg/m3)
NO2 5.05 (µg/m3)
Western Coalfields Limited
Mathani UG
22-09-2026 13:06:32
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 13.53 (µg/m3)
CO 1.52 (mg/m3)
NO2 3.53 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
22-09-2026 13:00:10
PM - 2.5 59.1 (µg/m3)
PM - 10 102.6 (µg/m3)
SO2 0 (µg/m3)
CO 0.65 (mg/m3)
NO2 1.01 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 12:55:57
PM - 2.5 41.4 (µg/m3)
PM - 10 80.2 (µg/m3)
SO2 14.14 (µg/m3)
CO 1.10 (mg/m3)
NO2 11.25 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
22-09-2026 13:02:54
PM - 2.5 30.5 (µg/m3)
PM - 10 56.68 (µg/m3)
SO2 11.57 (µg/m3)
CO 0.28 (mg/m3)
NO2 4.09 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
22-09-2026 13:04:13
PM - 2.5 30.91 (µg/m3)
PM - 10 68.45 (µg/m3)
SO2 22.16 (µg/m3)
CO 1.42 (mg/m3)
NO2 34.38 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
22-09-2026 13:06:28
PM - 2.5 5 (µg/m3)
PM - 10 6 (µg/m3)
SO2 8.2 (µg/m3)
CO 0.02 (mg/m3)
NO2 3.8 (µg/m3)
Western Coalfields Limited
Silewara UG
22-09-2026 13:06:22
PM - 2.5 3.3 (µg/m3)
PM - 10 60.55 (µg/m3)
SO2 12.07 (µg/m3)
CO 1.54 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
22-09-2026 13:00:13
PM - 2.5 5.42 (µg/m3)
PM - 10 (µg/m3)
SO2 25.12 (µg/m3)
CO 0.36 (mg/m3)
NO2 86.78 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
22-09-2026 13:01:07
PM - 2.5 5.17 (µg/m3)
PM - 10 30.31 (µg/m3)
SO2 25.8 (µg/m3)
CO 0.11 (mg/m3)
NO2 .34 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
22-09-2026 13:06:05
PM - 2.5 7 (µg/m3)
PM - 10 37.62 (µg/m3)
SO2 11.76 (µg/m3)
CO 1.07 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 12:58:41
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 2.97 (µg/m3)
CO 0.13 (mg/m3)
NO2 7.94 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
22-09-2026 13:00:18
PM - 2.5 17.71 (µg/m3)
PM - 10 29.25 (µg/m3)
SO2 11.15 (µg/m3)
CO 0.25 (mg/m3)
NO2 1.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
22-09-2026 13:06:05
PM - 2.5 4 (µg/m3)
PM - 10 7 (µg/m3)
SO2 4.6 (µg/m3)
CO 1.02 (mg/m3)
NO2 42.6 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
22-09-2026 13:00:57
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.15 (µg/m3)
CO ##### (mg/m3)
NO2 .27 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
22-09-2026 12:57:14
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 6.1 (µg/m3)
CO 0.75 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
22-09-2026 13:06:08
PM - 2.5 5 (µg/m3)
PM - 10 10 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.23 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
22-09-2026 13:06:10
PM - 2.5 1.43 (µg/m3)
PM - 10 47.61 (µg/m3)
SO2 5.21 (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
22-09-2026 13:06:08
PM - 2.5 3.68 (µg/m3)
PM - 10 12.05 (µg/m3)
SO2 0 (µg/m3)
CO 0.74 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
22-09-2026 13:00:44
PM - 2.5 14.96 (µg/m3)
PM - 10 (µg/m3)
SO2 15.02 (µg/m3)
CO ##### (mg/m3)
NO2 1.01 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
22-09-2026 13:06:13
PM - 2.5 38.48 (µg/m3)
PM - 10 35.2 (µg/m3)
SO2 4.41 (µg/m3)
CO ##### (mg/m3)
NO2 5.05 (µg/m3)
Western Coalfields Limited
Mathani UG
22-09-2026 13:06:32
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 13.53 (µg/m3)
CO 1.52 (mg/m3)
NO2 3.53 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
22-09-2026 13:00:10
PM - 2.5 59.1 (µg/m3)
PM - 10 102.6 (µg/m3)
SO2 0 (µg/m3)
CO 0.65 (mg/m3)
NO2 1.01 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 12:55:57
PM - 2.5 41.4 (µg/m3)
PM - 10 80.2 (µg/m3)
SO2 14.14 (µg/m3)
CO 1.10 (mg/m3)
NO2 11.25 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
22-09-2026 13:02:54
PM - 2.5 30.5 (µg/m3)
PM - 10 56.68 (µg/m3)
SO2 11.57 (µg/m3)
CO 0.28 (mg/m3)
NO2 4.09 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
22-09-2026 13:04:13
PM - 2.5 30.91 (µg/m3)
PM - 10 68.45 (µg/m3)
SO2 22.16 (µg/m3)
CO 1.42 (mg/m3)
NO2 34.38 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
22-09-2026 13:06:28
PM - 2.5 5 (µg/m3)
PM - 10 6 (µg/m3)
SO2 8.2 (µg/m3)
CO 0.02 (mg/m3)
NO2 3.8 (µg/m3)
Western Coalfields Limited
Silewara UG
22-09-2026 13:06:22
PM - 2.5 3.3 (µg/m3)
PM - 10 60.55 (µg/m3)
SO2 12.07 (µg/m3)
CO 1.54 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
22-09-2026 13:00:13
PM - 2.5 5.42 (µg/m3)
PM - 10 (µg/m3)
SO2 25.12 (µg/m3)
CO 0.36 (mg/m3)
NO2 86.78 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 1,770

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	22-SEP-2026 13:06	22-SEP-2026 07:36	3.68	12.05	0.00	-	0.74	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	22-SEP-2026 13:05	22-SEP-2026 07:35	4.11	13.37	0.00	-	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	22-SEP-2026 13:05	22-SEP-2026 07:35	4.44	14.47	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	22-SEP-2026 13:04	22-SEP-2026 07:34	4.88	15.59	0.00	-	0.74	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	22-SEP-2026 13:04	22-SEP-2026 13:00	30.91	68.45	22.16	34.38	1.42	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	22-SEP-2026 13:04	22-SEP-2026 07:34	5.13	16.62	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	22-SEP-2026 13:03	22-SEP-2026 07:33	5.14	17.62	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	22-SEP-2026 13:03	22-SEP-2026 07:33	5.12	18.35	0.00	-	0.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	22-SEP-2026 13:02	22-SEP-2026 13:00	30.50	56.68	11.57	4.09	0.28	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	22-SEP-2026 13:02	22-SEP-2026 07:32	4.76	19.11	0.00	-	0.70	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,770

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New

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