Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
16-04-2026 12:17:31
PM - 2.5 26.15 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.87 (µg/m3)
CO 1.13 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
16-04-2026 12:17:14
PM - 2.5 16.27 (µg/m3)
PM - 10 66.85 (µg/m3)
SO2 9.73 (µg/m3)
CO 5.05 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
16-04-2026 12:15:22
PM - 2.5 19.81 (µg/m3)
PM - 10 59.48 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 5.96 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
16-04-2026 12:16:59
PM - 2.5 25 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.23 (mg/m3)
NO2 15 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
16-04-2026 12:15:45
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.41 (µg/m3)
CO ##### (mg/m3)
NO2 .85 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
16-04-2026 12:17:12
PM - 2.5 16 (µg/m3)
PM - 10 30 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.69 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
16-04-2026 12:17:25
PM - 2.5 30 (µg/m3)
PM - 10 44 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.28 (mg/m3)
NO2 22.9 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
16-04-2026 12:17:42
PM - 2.5 36.48 (µg/m3)
PM - 10 90.42 (µg/m3)
SO2 7.79 (µg/m3)
CO 1.11 (mg/m3)
NO2 2.56 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
16-04-2026 12:09:51
PM - 2.5 20.79 (µg/m3)
PM - 10 24.98 (µg/m3)
SO2 19.15 (µg/m3)
CO 0.95 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
16-04-2026 12:15:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 .77 (µg/m3)
CO ##### (mg/m3)
NO2 42.3 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
16-04-2026 12:17:37
PM - 2.5 52.78 (µg/m3)
PM - 10 169.1 (µg/m3)
SO2 7.45 (µg/m3)
CO 0.50 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
16-04-2026 12:17:38
PM - 2.5 0 (µg/m3)
PM - 10 79.49 (µg/m3)
SO2 23.28 (µg/m3)
CO 1.65 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
16-04-2026 12:17:35
PM - 2.5 33.34 (µg/m3)
PM - 10 0 (µg/m3)
SO2 4.09 (µg/m3)
CO 0.21 (mg/m3)
NO2 1.8 (µg/m3)
Northern Coalfields Limited
NCL_CETI
16-04-2026 12:03:17
PM - 2.5 65.73 (µg/m3)
PM - 10 113.32 (µg/m3)
SO2 27.61 (µg/m3)
CO 3.63 (mg/m3)
NO2 22.59 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
16-04-2026 12:15:34
PM - 2.5 53.6 (µg/m3)
PM - 10 160.5 (µg/m3)
SO2 .31 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.36 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
16-04-2026 12:07:02
PM - 2.5 36.7 (µg/m3)
PM - 10 69.65 (µg/m3)
SO2 16.95 (µg/m3)
CO 0.40 (mg/m3)
NO2 7.16 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
16-04-2026 12:04:45
PM - 2.5 57.85 (µg/m3)
PM - 10 97.82 (µg/m3)
SO2 11.82 (µg/m3)
CO 0.67 (mg/m3)
NO2 6.09 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
16-04-2026 12:17:08
PM - 2.5 18.29 (µg/m3)
PM - 10 37.81 (µg/m3)
SO2 6.61 (µg/m3)
CO 0.21 (mg/m3)
NO2 13.43 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
16-04-2026 12:16:05
PM - 2.5 53 (µg/m3)
PM - 10 93 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.00 (mg/m3)
NO2 22.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
16-04-2026 12:15:44
PM - 2.5 407.16 (µg/m3)
PM - 10 (µg/m3)
SO2 16.59 (µg/m3)
CO ##### (mg/m3)
NO2 .19 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
16-04-2026 12:17:29
PM - 2.5 21.67 (µg/m3)
PM - 10 59.88 (µg/m3)
SO2 96.49 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
16-04-2026 12:17:31
PM - 2.5 26.15 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.87 (µg/m3)
CO 1.13 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
16-04-2026 12:17:14
PM - 2.5 16.27 (µg/m3)
PM - 10 66.85 (µg/m3)
SO2 9.73 (µg/m3)
CO 5.05 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
16-04-2026 12:15:22
PM - 2.5 19.81 (µg/m3)
PM - 10 59.48 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 5.96 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
16-04-2026 12:16:59
PM - 2.5 25 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.23 (mg/m3)
NO2 15 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
16-04-2026 12:15:45
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.41 (µg/m3)
CO ##### (mg/m3)
NO2 .85 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
16-04-2026 12:17:12
PM - 2.5 16 (µg/m3)
PM - 10 30 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.69 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
16-04-2026 12:17:25
PM - 2.5 30 (µg/m3)
PM - 10 44 (µg/m3)
SO2 5.7 (µg/m3)
CO 0.28 (mg/m3)
NO2 22.9 (µg/m3)
Western Coalfields Limited
M/S Ghonsa Opencast Mine
16-04-2026 12:17:42
PM - 2.5 36.48 (µg/m3)
PM - 10 90.42 (µg/m3)
SO2 7.79 (µg/m3)
CO 1.11 (mg/m3)
NO2 2.56 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
16-04-2026 12:09:51
PM - 2.5 20.79 (µg/m3)
PM - 10 24.98 (µg/m3)
SO2 19.15 (µg/m3)
CO 0.95 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
16-04-2026 12:15:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 .77 (µg/m3)
CO ##### (mg/m3)
NO2 42.3 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
16-04-2026 12:17:37
PM - 2.5 52.78 (µg/m3)
PM - 10 169.1 (µg/m3)
SO2 7.45 (µg/m3)
CO 0.50 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
16-04-2026 12:17:38
PM - 2.5 0 (µg/m3)
PM - 10 79.49 (µg/m3)
SO2 23.28 (µg/m3)
CO 1.65 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
16-04-2026 12:17:35
PM - 2.5 33.34 (µg/m3)
PM - 10 0 (µg/m3)
SO2 4.09 (µg/m3)
CO 0.21 (mg/m3)
NO2 1.8 (µg/m3)
Northern Coalfields Limited
NCL_CETI
16-04-2026 12:03:17
PM - 2.5 65.73 (µg/m3)
PM - 10 113.32 (µg/m3)
SO2 27.61 (µg/m3)
CO 3.63 (mg/m3)
NO2 22.59 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
16-04-2026 12:15:34
PM - 2.5 53.6 (µg/m3)
PM - 10 160.5 (µg/m3)
SO2 .31 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.36 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
16-04-2026 12:07:02
PM - 2.5 36.7 (µg/m3)
PM - 10 69.65 (µg/m3)
SO2 16.95 (µg/m3)
CO 0.40 (mg/m3)
NO2 7.16 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
16-04-2026 12:04:45
PM - 2.5 57.85 (µg/m3)
PM - 10 97.82 (µg/m3)
SO2 11.82 (µg/m3)
CO 0.67 (mg/m3)
NO2 6.09 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
16-04-2026 12:17:08
PM - 2.5 18.29 (µg/m3)
PM - 10 37.81 (µg/m3)
SO2 6.61 (µg/m3)
CO 0.21 (mg/m3)
NO2 13.43 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
16-04-2026 12:16:05
PM - 2.5 53 (µg/m3)
PM - 10 93 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.00 (mg/m3)
NO2 22.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
16-04-2026 12:15:44
PM - 2.5 407.16 (µg/m3)
PM - 10 (µg/m3)
SO2 16.59 (µg/m3)
CO ##### (mg/m3)
NO2 .19 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
16-04-2026 12:17:29
PM - 2.5 21.67 (µg/m3)
PM - 10 59.88 (µg/m3)
SO2 96.49 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 2.5 (µg/m3)
16-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	99.04
16-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	66.24

1 - 2

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
16-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	212.92
16-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	149.17

1 - 2

CAAQMS Data

1 - 10 of 2,990

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	16-APR-2026 12:17	16-APR-2026 06:47	0.00	79.49	23.28	-	1.65	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	16-APR-2026 12:17	16-APR-2026 06:47	0.00	79.33	22.99	-	1.60	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	16-APR-2026 12:17	16-APR-2026 12:15	18.29	37.81	6.61	13.43	0.21	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	16-APR-2026 12:16	16-APR-2026 06:46	0.00	78.75	23.35	-	1.62	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	16-APR-2026 12:16	16-APR-2026 06:46	0.00	78.24	24.89	-	1.59	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	16-APR-2026 12:15	16-APR-2026 06:45	407.16	-	16.59	0.19	13.37	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	16-APR-2026 12:15	16-APR-2026 06:45	0.00	77.42	21.72	-	1.59	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	16-APR-2026 12:15	16-APR-2026 06:45	0.00	76.73	23.30	-	1.59	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	16-APR-2026 12:14	16-APR-2026 06:44	0.00	75.94	23.37	-	1.59	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	16-APR-2026 12:14	16-APR-2026 06:44	0.00	75.23	23.96	-	1.64	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,990

marquee

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