Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
22-09-2026 12:31:07
PM - 2.5 11.56 (µg/m3)
PM - 10 25.86 (µg/m3)
SO2 22.87 (µg/m3)
CO 0.22 (mg/m3)
NO2 .75 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
22-09-2026 12:34:05
PM - 2.5 19.53 (µg/m3)
PM - 10 32.13 (µg/m3)
SO2 11.25 (µg/m3)
CO 1.07 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 12:28:41
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.05 (µg/m3)
CO 0.22 (mg/m3)
NO2 9.02 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
22-09-2026 12:30:29
PM - 2.5 17.71 (µg/m3)
PM - 10 29.25 (µg/m3)
SO2 8.29 (µg/m3)
CO 0.24 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
22-09-2026 12:33:48
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.04 (mg/m3)
NO2 43 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
22-09-2026 12:30:20
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 982.05 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
22-09-2026 12:34:04
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 5.6 (µg/m3)
CO 0.74 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
22-09-2026 12:34:07
PM - 2.5 1 (µg/m3)
PM - 10 3 (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 12:34:12
PM - 2.5 6.67 (µg/m3)
PM - 10 52.12 (µg/m3)
SO2 5.11 (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 12:34:09
PM - 2.5 2.56 (µg/m3)
PM - 10 17.37 (µg/m3)
SO2 0 (µg/m3)
CO 0.73 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
22-09-2026 12:30:06
PM - 2.5 285.92 (µg/m3)
PM - 10 (µg/m3)
SO2 .98 (µg/m3)
CO ##### (mg/m3)
NO2 33.7 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
22-09-2026 12:33:41
PM - 2.5 56.99 (µg/m3)
PM - 10 40.76 (µg/m3)
SO2 4.24 (µg/m3)
CO ##### (mg/m3)
NO2 4.87 (µg/m3)
Western Coalfields Limited
Mathani UG
22-09-2026 12:34:00
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.87 (µg/m3)
CO 1.59 (mg/m3)
NO2 2.14 (µg/m3)
Western Coalfields Limited
Mungoli Oc of Wani Area, WCL
22-09-2026 12:30:02
PM - 2.5 47.48 (µg/m3)
PM - 10 92.69 (µg/m3)
SO2 18.9 (µg/m3)
CO (mg/m3)
NO2 38.24 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
22-09-2026 12:30:31
PM - 2.5 59.1 (µg/m3)
PM - 10 102.6 (µg/m3)
SO2 0 (µg/m3)
CO 0.66 (mg/m3)
NO2 1.02 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 12:25:57
PM - 2.5 28.7 (µg/m3)
PM - 10 56.25 (µg/m3)
SO2 13.27 (µg/m3)
CO 0.72 (mg/m3)
NO2 8.93 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
22-09-2026 12:32:54
PM - 2.5 32.39 (µg/m3)
PM - 10 58.56 (µg/m3)
SO2 12.08 (µg/m3)
CO 0.37 (mg/m3)
NO2 4.77 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
22-09-2026 12:19:13
PM - 2.5 28.47 (µg/m3)
PM - 10 68.45 (µg/m3)
SO2 30.7 (µg/m3)
CO 1.42 (mg/m3)
NO2 45.58 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
22-09-2026 12:33:58
PM - 2.5 4 (µg/m3)
PM - 10 6 (µg/m3)
SO2 8.3 (µg/m3)
CO 0.04 (mg/m3)
NO2 3.5 (µg/m3)
Western Coalfields Limited
Silewara UG
22-09-2026 12:33:49
PM - 2.5 0 (µg/m3)
PM - 10 42.56 (µg/m3)
SO2 13.19 (µg/m3)
CO 1.68 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
22-09-2026 12:30:33
PM - 2.5 4.04 (µg/m3)
PM - 10 (µg/m3)
SO2 29.82 (µg/m3)
CO 0.78 (mg/m3)
NO2 77 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
22-09-2026 12:31:07
PM - 2.5 11.56 (µg/m3)
PM - 10 25.86 (µg/m3)
SO2 22.87 (µg/m3)
CO 0.22 (mg/m3)
NO2 .75 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
22-09-2026 12:34:05
PM - 2.5 19.53 (µg/m3)
PM - 10 32.13 (µg/m3)
SO2 11.25 (µg/m3)
CO 1.07 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
AAQMS_NCL_BINA
22-09-2026 12:28:41
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.05 (µg/m3)
CO 0.22 (mg/m3)
NO2 9.02 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
22-09-2026 12:30:29
PM - 2.5 17.71 (µg/m3)
PM - 10 29.25 (µg/m3)
SO2 8.29 (µg/m3)
CO 0.24 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
22-09-2026 12:33:48
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.7 (µg/m3)
CO 1.04 (mg/m3)
NO2 43 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
22-09-2026 12:30:20
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 982.05 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
22-09-2026 12:34:04
PM - 2.5 2 (µg/m3)
PM - 10 1 (µg/m3)
SO2 5.6 (µg/m3)
CO 0.74 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
22-09-2026 12:34:07
PM - 2.5 1 (µg/m3)
PM - 10 3 (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 12:34:12
PM - 2.5 6.67 (µg/m3)
PM - 10 52.12 (µg/m3)
SO2 5.11 (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 12:34:09
PM - 2.5 2.56 (µg/m3)
PM - 10 17.37 (µg/m3)
SO2 0 (µg/m3)
CO 0.73 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/s. Mungoli Nirguda Deep Expansion OC Mine
22-09-2026 12:30:06
PM - 2.5 285.92 (µg/m3)
PM - 10 (µg/m3)
SO2 .98 (µg/m3)
CO ##### (mg/m3)
NO2 33.7 (µg/m3)
Western Coalfields Limited
Mahadevpuri UG
22-09-2026 12:33:41
PM - 2.5 56.99 (µg/m3)
PM - 10 40.76 (µg/m3)
SO2 4.24 (µg/m3)
CO ##### (mg/m3)
NO2 4.87 (µg/m3)
Western Coalfields Limited
Mathani UG
22-09-2026 12:34:00
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 11.87 (µg/m3)
CO 1.59 (mg/m3)
NO2 2.14 (µg/m3)
Western Coalfields Limited
Mungoli Oc of Wani Area, WCL
22-09-2026 12:30:02
PM - 2.5 47.48 (µg/m3)
PM - 10 92.69 (µg/m3)
SO2 18.9 (µg/m3)
CO (mg/m3)
NO2 38.24 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
22-09-2026 12:30:31
PM - 2.5 59.1 (µg/m3)
PM - 10 102.6 (µg/m3)
SO2 0 (µg/m3)
CO 0.66 (mg/m3)
NO2 1.02 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
22-09-2026 12:25:57
PM - 2.5 28.7 (µg/m3)
PM - 10 56.25 (µg/m3)
SO2 13.27 (µg/m3)
CO 0.72 (mg/m3)
NO2 8.93 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
22-09-2026 12:32:54
PM - 2.5 32.39 (µg/m3)
PM - 10 58.56 (µg/m3)
SO2 12.08 (µg/m3)
CO 0.37 (mg/m3)
NO2 4.77 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
22-09-2026 12:19:13
PM - 2.5 28.47 (µg/m3)
PM - 10 68.45 (µg/m3)
SO2 30.7 (µg/m3)
CO 1.42 (mg/m3)
NO2 45.58 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
22-09-2026 12:33:58
PM - 2.5 4 (µg/m3)
PM - 10 6 (µg/m3)
SO2 8.3 (µg/m3)
CO 0.04 (mg/m3)
NO2 3.5 (µg/m3)
Western Coalfields Limited
Silewara UG
22-09-2026 12:33:49
PM - 2.5 0 (µg/m3)
PM - 10 42.56 (µg/m3)
SO2 13.19 (µg/m3)
CO 1.68 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
22-09-2026 12:30:33
PM - 2.5 4.04 (µg/m3)
PM - 10 (µg/m3)
SO2 29.82 (µg/m3)
CO 0.78 (mg/m3)
NO2 77 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

CAAQMS Data

1 - 10 of 1,698

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 12:34	22-SEP-2026 07:04	2.56	17.37	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	22-SEP-2026 12:33	22-SEP-2026 07:03	2.28	16.43	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	22-SEP-2026 12:33	22-SEP-2026 07:03	2.11	15.50	0.00	-	0.72	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	22-SEP-2026 12:32	22-SEP-2026 12:30	32.39	58.56	12.08	4.77	0.37	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 12:32	22-SEP-2026 07:02	2.04	14.32	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	22-SEP-2026 12:32	22-SEP-2026 07:02	1.98	13.13	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	22-SEP-2026 12:31	22-SEP-2026 07:01	1.84	11.86	0.00	-	0.70	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 12:31	22-SEP-2026 07:01	1.74	10.68	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	22-SEP-2026 12:30	22-SEP-2026 07:00	1.58	9.31	0.00	-	0.73	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	22-SEP-2026 12:30	22-SEP-2026 06:59	4.04	-	29.82	77.00	0.78	site_5592	Swan Environ

1 - 10 of 1,698

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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