Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
15-04-2026 09:31:22
PM - 2.5 43.75 (µg/m3)
PM - 10 41.43 (µg/m3)
SO2 90.74 (µg/m3)
CO 0.63 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
15-04-2026 09:34:45
PM - 2.5 22.09 (µg/m3)
PM - 10 23.83 (µg/m3)
SO2 49.98 (µg/m3)
CO 5.03 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
15-04-2026 09:30:08
PM - 2.5 29.87 (µg/m3)
PM - 10 72.77 (µg/m3)
SO2 0 (µg/m3)
CO 0.20 (mg/m3)
NO2 10.06 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
15-04-2026 09:34:31
PM - 2.5 54 (µg/m3)
PM - 10 108 (µg/m3)
SO2 5.2 (µg/m3)
CO 1.09 (mg/m3)
NO2 17.9 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
15-04-2026 09:35:02
PM - 2.5 16 (µg/m3)
PM - 10 28 (µg/m3)
SO2 6.9 (µg/m3)
CO 0.24 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
15-04-2026 09:34:25
PM - 2.5 17 (µg/m3)
PM - 10 32 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.65 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
15-04-2026 09:34:43
PM - 2.5 27 (µg/m3)
PM - 10 42 (µg/m3)
SO2 7.2 (µg/m3)
CO 0.48 (mg/m3)
NO2 22.1 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
15-04-2026 09:34:48
PM - 2.5 37.07 (µg/m3)
PM - 10 61.06 (µg/m3)
SO2 22.19 (µg/m3)
CO 1.32 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
15-04-2026 09:34:36
PM - 2.5 60.05 (µg/m3)
PM - 10 143.4 (µg/m3)
SO2 38.31 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
15-04-2026 09:34:49
PM - 2.5 77.17 (µg/m3)
PM - 10 201.9 (µg/m3)
SO2 26.83 (µg/m3)
CO 2.52 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
15-04-2026 09:33:17
PM - 2.5 228.65 (µg/m3)
PM - 10 394.22 (µg/m3)
SO2 39.6 (µg/m3)
CO 4.65 (mg/m3)
NO2 23.89 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
15-04-2026 09:30:01
PM - 2.5 73.4 (µg/m3)
PM - 10 202.8 (µg/m3)
SO2 3.28 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.58 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
15-04-2026 09:22:01
PM - 2.5 41.4 (µg/m3)
PM - 10 78.38 (µg/m3)
SO2 16.76 (µg/m3)
CO 0.47 (mg/m3)
NO2 9.09 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
15-04-2026 09:34:38
PM - 2.5 57.58 (µg/m3)
PM - 10 97.41 (µg/m3)
SO2 11.75 (µg/m3)
CO 0.65 (mg/m3)
NO2 6 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
15-04-2026 09:31:40
PM - 2.5 15.5 (µg/m3)
PM - 10 42.23 (µg/m3)
SO2 6.78 (µg/m3)
CO 0.24 (mg/m3)
NO2 13.46 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
15-04-2026 09:35:00
PM - 2.5 32 (µg/m3)
PM - 10 55 (µg/m3)
SO2 9.6 (µg/m3)
CO 0.44 (mg/m3)
NO2 11.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
15-04-2026 09:30:48
PM - 2.5 30.74 (µg/m3)
PM - 10 (µg/m3)
SO2 27.76 (µg/m3)
CO 0.33 (mg/m3)
NO2 183.88 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
15-04-2026 09:34:36
PM - 2.5 16.96 (µg/m3)
PM - 10 77.63 (µg/m3)
SO2 15.74 (µg/m3)
CO ##### (mg/m3)
NO2 26.15 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
15-04-2026 09:31:22
PM - 2.5 43.75 (µg/m3)
PM - 10 41.43 (µg/m3)
SO2 90.74 (µg/m3)
CO 0.63 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
15-04-2026 09:34:45
PM - 2.5 22.09 (µg/m3)
PM - 10 23.83 (µg/m3)
SO2 49.98 (µg/m3)
CO 5.03 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
15-04-2026 09:30:08
PM - 2.5 29.87 (µg/m3)
PM - 10 72.77 (µg/m3)
SO2 0 (µg/m3)
CO 0.20 (mg/m3)
NO2 10.06 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
15-04-2026 09:34:31
PM - 2.5 54 (µg/m3)
PM - 10 108 (µg/m3)
SO2 5.2 (µg/m3)
CO 1.09 (mg/m3)
NO2 17.9 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
15-04-2026 09:35:02
PM - 2.5 16 (µg/m3)
PM - 10 28 (µg/m3)
SO2 6.9 (µg/m3)
CO 0.24 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
15-04-2026 09:34:25
PM - 2.5 17 (µg/m3)
PM - 10 32 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.65 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
15-04-2026 09:34:43
PM - 2.5 27 (µg/m3)
PM - 10 42 (µg/m3)
SO2 7.2 (µg/m3)
CO 0.48 (mg/m3)
NO2 22.1 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
15-04-2026 09:34:48
PM - 2.5 37.07 (µg/m3)
PM - 10 61.06 (µg/m3)
SO2 22.19 (µg/m3)
CO 1.32 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
15-04-2026 09:34:36
PM - 2.5 60.05 (µg/m3)
PM - 10 143.4 (µg/m3)
SO2 38.31 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
15-04-2026 09:34:49
PM - 2.5 77.17 (µg/m3)
PM - 10 201.9 (µg/m3)
SO2 26.83 (µg/m3)
CO 2.52 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
15-04-2026 09:33:17
PM - 2.5 228.65 (µg/m3)
PM - 10 394.22 (µg/m3)
SO2 39.6 (µg/m3)
CO 4.65 (mg/m3)
NO2 23.89 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
15-04-2026 09:30:01
PM - 2.5 73.4 (µg/m3)
PM - 10 202.8 (µg/m3)
SO2 3.28 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.58 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
15-04-2026 09:22:01
PM - 2.5 41.4 (µg/m3)
PM - 10 78.38 (µg/m3)
SO2 16.76 (µg/m3)
CO 0.47 (mg/m3)
NO2 9.09 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
15-04-2026 09:34:38
PM - 2.5 57.58 (µg/m3)
PM - 10 97.41 (µg/m3)
SO2 11.75 (µg/m3)
CO 0.65 (mg/m3)
NO2 6 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
15-04-2026 09:31:40
PM - 2.5 15.5 (µg/m3)
PM - 10 42.23 (µg/m3)
SO2 6.78 (µg/m3)
CO 0.24 (mg/m3)
NO2 13.46 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
15-04-2026 09:35:00
PM - 2.5 32 (µg/m3)
PM - 10 55 (µg/m3)
SO2 9.6 (µg/m3)
CO 0.44 (mg/m3)
NO2 11.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
15-04-2026 09:30:48
PM - 2.5 30.74 (µg/m3)
PM - 10 (µg/m3)
SO2 27.76 (µg/m3)
CO 0.33 (mg/m3)
NO2 183.88 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
15-04-2026 09:34:36
PM - 2.5 16.96 (µg/m3)
PM - 10 77.63 (µg/m3)
SO2 15.74 (µg/m3)
CO ##### (mg/m3)
NO2 26.15 (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)
15-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	89.44
15-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	82.70

1 - 2

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
15-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	161.24
15-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	201.00

1 - 2

CAAQMS Data

1 - 10 of 2,444

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	15-APR-2026 09:34	15-APR-2026 04:04	77.17	201.90	26.83	-	2.52	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	15-APR-2026 09:34	15-APR-2026 04:01	37.07	61.06	22.19	-	1.32	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	15-APR-2026 09:34	15-APR-2026 09:30	57.58	97.41	11.75	6.00	0.65	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	15-APR-2026 09:34	15-APR-2026 04:00	37.17	61.29	21.90	-	1.33	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	15-APR-2026 09:34	15-APR-2026 04:04	75.96	199.74	26.99	-	2.52	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	15-APR-2026 09:33	15-APR-2026 04:00	37.24	61.48	22.00	-	1.32	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	15-APR-2026 09:33	15-APR-2026 04:03	74.73	197.82	26.62	-	2.50	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	15-APR-2026 09:33	15-APR-2026 03:59	37.29	61.69	22.35	-	1.33	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	15-APR-2026 09:33	15-APR-2026 04:03	73.68	195.68	27.47	-	2.47	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	15-APR-2026 09:32	15-APR-2026 03:59	37.24	61.87	22.17	-	1.33	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,444

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