Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
30-06-2026 18:35:58
PM - 2.5 0 (µg/m3)
PM - 10 10.73 (µg/m3)
SO2 7.74 (µg/m3)
CO 1.15 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
30-06-2026 18:32:51
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
30-06-2026 18:35:56
PM - 2.5 9.6 (µg/m3)
PM - 10 10.08 (µg/m3)
SO2 26.91 (µg/m3)
CO 1.09 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
30-06-2026 18:30:30
PM - 2.5 10.57 (µg/m3)
PM - 10 16.61 (µg/m3)
SO2 7.44 (µg/m3)
CO 0.00 (mg/m3)
NO2 .82 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
30-06-2026 18:36:07
PM - 2.5 13 (µg/m3)
PM - 10 23 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.22 (mg/m3)
NO2 13.4 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
30-06-2026 18:30:33
PM - 2.5 2.22 (µg/m3)
PM - 10 (µg/m3)
SO2 5.19 (µg/m3)
CO ##### (mg/m3)
NO2 .46 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
30-06-2026 18:36:01
PM - 2.5 8 (µg/m3)
PM - 10 16 (µg/m3)
SO2 14.1 (µg/m3)
CO 0.23 (mg/m3)
NO2 16.9 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
30-06-2026 18:35:51
PM - 2.5 7 (µg/m3)
PM - 10 12 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.24 (mg/m3)
NO2 10.6 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
30-06-2026 18:35:54
PM - 2.5 6.32 (µg/m3)
PM - 10 25.42 (µg/m3)
SO2 11.26 (µg/m3)
CO 0.82 (mg/m3)
NO2 2.54 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
30-06-2026 18:30:51
PM - 2.5 .18 (µg/m3)
PM - 10 (µg/m3)
SO2 .12 (µg/m3)
CO 0.63 (mg/m3)
NO2 219.88 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
30-06-2026 18:35:56
PM - 2.5 7.56 (µg/m3)
PM - 10 7.23 (µg/m3)
SO2 96.21 (µg/m3)
CO 0.00 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
30-06-2026 18:36:09
PM - 2.5 0 (µg/m3)
PM - 10 6.9 (µg/m3)
SO2 6.67 (µg/m3)
CO 1.06 (mg/m3)
NO2 1.89 (µg/m3)
Northern Coalfields Limited
NCL_CETI
30-06-2026 18:35:00
PM - 2.5 23.13 (µg/m3)
PM - 10 39.88 (µg/m3)
SO2 7.17 (µg/m3)
CO 1.44 (mg/m3)
NO2 42.79 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
30-06-2026 18:30:18
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.51 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
30-06-2026 18:31:44
PM - 2.5 28.48 (µg/m3)
PM - 10 59.99 (µg/m3)
SO2 9.56 (µg/m3)
CO 0.36 (mg/m3)
NO2 4.08 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
30-06-2026 18:32:43
PM - 2.5 38.19 (µg/m3)
PM - 10 394.63 (µg/m3)
SO2 6.03 (µg/m3)
CO 3.25 (mg/m3)
NO2 35.03 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
30-06-2026 18:36:11
PM - 2.5 35 (µg/m3)
PM - 10 60 (µg/m3)
SO2 15.7 (µg/m3)
CO 0.30 (mg/m3)
NO2 34.6 (µg/m3)
Western Coalfields Limited
Silewara UG
30-06-2026 18:35:52
PM - 2.5 0 (µg/m3)
PM - 10 20.36 (µg/m3)
SO2 9.99 (µg/m3)
CO 1.53 (mg/m3)
NO2 3.52 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
30-06-2026 18:30:21
PM - 2.5 3.14 (µg/m3)
PM - 10 (µg/m3)
SO2 13.61 (µg/m3)
CO 0.17 (mg/m3)
NO2 180 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
30-06-2026 18:35:58
PM - 2.5 0 (µg/m3)
PM - 10 10.73 (µg/m3)
SO2 7.74 (µg/m3)
CO 1.15 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
30-06-2026 18:32:51
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
30-06-2026 18:35:56
PM - 2.5 9.6 (µg/m3)
PM - 10 10.08 (µg/m3)
SO2 26.91 (µg/m3)
CO 1.09 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
30-06-2026 18:30:30
PM - 2.5 10.57 (µg/m3)
PM - 10 16.61 (µg/m3)
SO2 7.44 (µg/m3)
CO 0.00 (mg/m3)
NO2 .82 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
30-06-2026 18:36:07
PM - 2.5 13 (µg/m3)
PM - 10 23 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.22 (mg/m3)
NO2 13.4 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
30-06-2026 18:30:33
PM - 2.5 2.22 (µg/m3)
PM - 10 (µg/m3)
SO2 5.19 (µg/m3)
CO ##### (mg/m3)
NO2 .46 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
30-06-2026 18:36:01
PM - 2.5 8 (µg/m3)
PM - 10 16 (µg/m3)
SO2 14.1 (µg/m3)
CO 0.23 (mg/m3)
NO2 16.9 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
30-06-2026 18:35:51
PM - 2.5 7 (µg/m3)
PM - 10 12 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.24 (mg/m3)
NO2 10.6 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
30-06-2026 18:35:54
PM - 2.5 6.32 (µg/m3)
PM - 10 25.42 (µg/m3)
SO2 11.26 (µg/m3)
CO 0.82 (mg/m3)
NO2 2.54 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
30-06-2026 18:30:51
PM - 2.5 .18 (µg/m3)
PM - 10 (µg/m3)
SO2 .12 (µg/m3)
CO 0.63 (mg/m3)
NO2 219.88 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
30-06-2026 18:35:56
PM - 2.5 7.56 (µg/m3)
PM - 10 7.23 (µg/m3)
SO2 96.21 (µg/m3)
CO 0.00 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
30-06-2026 18:36:09
PM - 2.5 0 (µg/m3)
PM - 10 6.9 (µg/m3)
SO2 6.67 (µg/m3)
CO 1.06 (mg/m3)
NO2 1.89 (µg/m3)
Northern Coalfields Limited
NCL_CETI
30-06-2026 18:35:00
PM - 2.5 23.13 (µg/m3)
PM - 10 39.88 (µg/m3)
SO2 7.17 (µg/m3)
CO 1.44 (mg/m3)
NO2 42.79 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
30-06-2026 18:30:18
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 0 (µg/m3)
CO 0.51 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
30-06-2026 18:31:44
PM - 2.5 28.48 (µg/m3)
PM - 10 59.99 (µg/m3)
SO2 9.56 (µg/m3)
CO 0.36 (mg/m3)
NO2 4.08 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
30-06-2026 18:32:43
PM - 2.5 38.19 (µg/m3)
PM - 10 394.63 (µg/m3)
SO2 6.03 (µg/m3)
CO 3.25 (mg/m3)
NO2 35.03 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
30-06-2026 18:36:11
PM - 2.5 35 (µg/m3)
PM - 10 60 (µg/m3)
SO2 15.7 (µg/m3)
CO 0.30 (mg/m3)
NO2 34.6 (µg/m3)
Western Coalfields Limited
Silewara UG
30-06-2026 18:35:52
PM - 2.5 0 (µg/m3)
PM - 10 20.36 (µg/m3)
SO2 9.99 (µg/m3)
CO 1.53 (mg/m3)
NO2 3.52 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
30-06-2026 18:30:21
PM - 2.5 3.14 (µg/m3)
PM - 10 (µg/m3)
SO2 13.61 (µg/m3)
CO 0.17 (mg/m3)
NO2 180 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
30-JUN-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	100	204.63

1 - 1

CAAQMS Data

1 - 10 of 2,329

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	30-JUN-2026 18:35	30-JUN-2026 13:05	7.56	7.23	96.21	-	0.00	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	30-JUN-2026 18:35	30-JUN-2026 13:05	7.70	7.67	97.23	-	0.00	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	30-JUN-2026 18:34	30-JUN-2026 13:04	7.94	8.17	93.64	-	0.00	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	30-JUN-2026 18:34	30-JUN-2026 13:04	8.28	8.55	95.89	-	0.00	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	30-JUN-2026 18:33	30-JUN-2026 13:03	8.52	8.95	100.25	-	0.00	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	30-JUN-2026 18:33	30-JUN-2026 13:03	8.52	9.23	107.17	-	0.00	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	30-JUN-2026 18:32	30-JUN-2026 18:30	38.19	394.63	6.03	35.03	3.25	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	30-JUN-2026 18:32	30-JUN-2026 13:02	8.36	9.45	97.43	-	0.00	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	30-JUN-2026 18:32	30-JUN-2026 13:02	8.22	9.55	90.00	-	0.00	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	30-JUN-2026 18:31	30-JUN-2026 18:30	28.48	59.99	9.56	4.08	0.36	site_1931	Envea India Pvt Ltd

1 - 10 of 2,329

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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