Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 09:30:07
PM - 2.5 50.08 (µg/m3)
PM - 10 93.48 (µg/m3)
SO2 0 (µg/m3)
CO 0.66 (mg/m3)
NO2 19.51 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 09:30:44
PM - 2.5 76 (µg/m3)
PM - 10 156 (µg/m3)
SO2 4.8 (µg/m3)
CO 3.73 (mg/m3)
NO2 19.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 09:30:45
PM - 2.5 60.23 (µg/m3)
PM - 10 192.59 (µg/m3)
SO2 12.07 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 09:30:42
PM - 2.5 270 (µg/m3)
PM - 10 (µg/m3)
SO2 .78 (µg/m3)
CO ##### (mg/m3)
NO2 985.24 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 09:30:40
PM - 2.5 50 (µg/m3)
PM - 10 89 (µg/m3)
SO2 7.4 (µg/m3)
CO 1.21 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 09:30:44
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 9.2 (µg/m3)
CO 1.04 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 09:30:38
PM - 2.5 33 (µg/m3)
PM - 10 51 (µg/m3)
SO2 7.2 (µg/m3)
CO 0.67 (mg/m3)
NO2 21 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 09:30:42
PM - 2.5 23.08 (µg/m3)
PM - 10 55.1 (µg/m3)
SO2 20.07 (µg/m3)
CO 0.62 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 09:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.79 (mg/m3)
NO2 110.98 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 09:30:35
PM - 2.5 47.19 (µg/m3)
PM - 10 98.84 (µg/m3)
SO2 24.74 (µg/m3)
CO 0.52 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 09:30:37
PM - 2.5 44.75 (µg/m3)
PM - 10 123.92 (µg/m3)
SO2 22.88 (µg/m3)
CO 2.13 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 09:18:16
PM - 2.5 222.59 (µg/m3)
PM - 10 383.77 (µg/m3)
SO2 16.44 (µg/m3)
CO 4.19 (mg/m3)
NO2 21.14 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 09:30:49
PM - 2.5 97.6 (µg/m3)
PM - 10 301.7 (µg/m3)
SO2 .96 (µg/m3)
CO 1.23 (mg/m3)
NO2 2.42 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 09:22:00
PM - 2.5 51.2 (µg/m3)
PM - 10 81.69 (µg/m3)
SO2 13.03 (µg/m3)
CO 0.37 (mg/m3)
NO2 7.28 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 09:19:20
PM - 2.5 54.49 (µg/m3)
PM - 10 92.66 (µg/m3)
SO2 10.91 (µg/m3)
CO 0.52 (mg/m3)
NO2 4.88 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 09:17:31
PM - 2.5 0 (µg/m3)
PM - 10 60.6 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.41 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 09:30:27
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.74 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 09:30:42
PM - 2.5 17.03 (µg/m3)
PM - 10 (µg/m3)
SO2 14.04 (µg/m3)
CO 0.38 (mg/m3)
NO2 90 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 09:30:39
PM - 2.5 34.66 (µg/m3)
PM - 10 62.6 (µg/m3)
SO2 13.12 (µg/m3)
CO ##### (mg/m3)
NO2 28.44 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 09:30:07
PM - 2.5 50.08 (µg/m3)
PM - 10 93.48 (µg/m3)
SO2 0 (µg/m3)
CO 0.66 (mg/m3)
NO2 19.51 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 09:30:44
PM - 2.5 76 (µg/m3)
PM - 10 156 (µg/m3)
SO2 4.8 (µg/m3)
CO 3.73 (mg/m3)
NO2 19.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 09:30:45
PM - 2.5 60.23 (µg/m3)
PM - 10 192.59 (µg/m3)
SO2 12.07 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 09:30:42
PM - 2.5 270 (µg/m3)
PM - 10 (µg/m3)
SO2 .78 (µg/m3)
CO ##### (mg/m3)
NO2 985.24 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 09:30:40
PM - 2.5 50 (µg/m3)
PM - 10 89 (µg/m3)
SO2 7.4 (µg/m3)
CO 1.21 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 09:30:44
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 9.2 (µg/m3)
CO 1.04 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 09:30:38
PM - 2.5 33 (µg/m3)
PM - 10 51 (µg/m3)
SO2 7.2 (µg/m3)
CO 0.67 (mg/m3)
NO2 21 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 09:30:42
PM - 2.5 23.08 (µg/m3)
PM - 10 55.1 (µg/m3)
SO2 20.07 (µg/m3)
CO 0.62 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 09:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.79 (mg/m3)
NO2 110.98 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 09:30:35
PM - 2.5 47.19 (µg/m3)
PM - 10 98.84 (µg/m3)
SO2 24.74 (µg/m3)
CO 0.52 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 09:30:37
PM - 2.5 44.75 (µg/m3)
PM - 10 123.92 (µg/m3)
SO2 22.88 (µg/m3)
CO 2.13 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 09:18:16
PM - 2.5 222.59 (µg/m3)
PM - 10 383.77 (µg/m3)
SO2 16.44 (µg/m3)
CO 4.19 (mg/m3)
NO2 21.14 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 09:30:49
PM - 2.5 97.6 (µg/m3)
PM - 10 301.7 (µg/m3)
SO2 .96 (µg/m3)
CO 1.23 (mg/m3)
NO2 2.42 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 09:22:00
PM - 2.5 51.2 (µg/m3)
PM - 10 81.69 (µg/m3)
SO2 13.03 (µg/m3)
CO 0.37 (mg/m3)
NO2 7.28 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 09:19:20
PM - 2.5 54.49 (µg/m3)
PM - 10 92.66 (µg/m3)
SO2 10.91 (µg/m3)
CO 0.52 (mg/m3)
NO2 4.88 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 09:17:31
PM - 2.5 0 (µg/m3)
PM - 10 60.6 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.41 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 09:30:27
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.74 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 09:30:42
PM - 2.5 17.03 (µg/m3)
PM - 10 (µg/m3)
SO2 14.04 (µg/m3)
CO 0.38 (mg/m3)
NO2 90 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 09:30:39
PM - 2.5 34.66 (µg/m3)
PM - 10 62.6 (µg/m3)
SO2 13.12 (µg/m3)
CO ##### (mg/m3)
NO2 28.44 (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)
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	109.56

1 - 1

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
12-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	112.02
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	227.52

1 - 2

CAAQMS Data

1 - 10 of 2,404

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	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	12-APR-2026 09:30	12-APR-2026 04:00	17.03	-	14.04	90.00	0.38	site_5592	Swan Environ
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:30	12-APR-2026 03:57	23.08	55.10	20.07	-	0.62	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	12-APR-2026 09:30	12-APR-2026 04:00	44.75	123.92	22.88	-	2.13	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:30	12-APR-2026 03:56	23.33	55.54	20.46	-	0.62	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	12-APR-2026 09:29	12-APR-2026 03:59	44.66	123.43	21.40	-	2.17	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:29	12-APR-2026 03:56	23.49	55.96	20.70	-	0.61	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	12-APR-2026 09:29	12-APR-2026 03:59	44.65	122.84	24.51	-	2.15	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:29	12-APR-2026 03:55	23.59	56.42	20.87	-	0.61	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	12-APR-2026 09:28	12-APR-2026 03:58	44.73	122.09	21.00	-	2.20	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:28	12-APR-2026 03:55	23.50	56.87	20.38	-	0.62	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,404

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