Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 09:15:15
PM - 2.5 50.08 (µg/m3)
PM - 10 93.48 (µg/m3)
SO2 0 (µg/m3)
CO 0.64 (mg/m3)
NO2 19.31 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 09:17:14
PM - 2.5 76 (µg/m3)
PM - 10 156 (µg/m3)
SO2 4.8 (µg/m3)
CO 4.62 (mg/m3)
NO2 19.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 09:17:16
PM - 2.5 71.12 (µg/m3)
PM - 10 225.7 (µg/m3)
SO2 13.46 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 09:15:53
PM - 2.5 90 (µg/m3)
PM - 10 (µg/m3)
SO2 .13 (µg/m3)
CO ##### (mg/m3)
NO2 985.24 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 09:17:05
PM - 2.5 27 (µg/m3)
PM - 10 45 (µg/m3)
SO2 6.4 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 09:17:13
PM - 2.5 13 (µg/m3)
PM - 10 26 (µg/m3)
SO2 9.3 (µg/m3)
CO 0.91 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 09:17:08
PM - 2.5 33 (µg/m3)
PM - 10 51 (µg/m3)
SO2 7.2 (µg/m3)
CO 0.67 (mg/m3)
NO2 20.9 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 09:17:12
PM - 2.5 22.4 (µg/m3)
PM - 10 61.71 (µg/m3)
SO2 19.6 (µg/m3)
CO 0.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 09:15:50
PM - 2.5 33.38 (µg/m3)
PM - 10 (µg/m3)
SO2 508.61 (µg/m3)
CO 0.00 (mg/m3)
NO2 987.53 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 09:17:05
PM - 2.5 46.84 (µg/m3)
PM - 10 138.6 (µg/m3)
SO2 37.11 (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
12-04-2026 09:17:20
PM - 2.5 52.63 (µg/m3)
PM - 10 127.43 (µg/m3)
SO2 22.83 (µg/m3)
CO 2.15 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 09:03:14
PM - 2.5 222.59 (µg/m3)
PM - 10 383.77 (µg/m3)
SO2 29.68 (µg/m3)
CO 4.44 (mg/m3)
NO2 21.9 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 09:15:01
PM - 2.5 181.3 (µg/m3)
PM - 10 301.7 (µg/m3)
SO2 .85 (µg/m3)
CO 1.35 (mg/m3)
NO2 2.93 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 09:07:00
PM - 2.5 52.2 (µg/m3)
PM - 10 84.31 (µg/m3)
SO2 12.56 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.51 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 09:04:20
PM - 2.5 52.85 (µg/m3)
PM - 10 90.15 (µg/m3)
SO2 10.47 (µg/m3)
CO 0.44 (mg/m3)
NO2 4.29 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 09:02:31
PM - 2.5 0 (µg/m3)
PM - 10 50.84 (µg/m3)
SO2 6.72 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.57 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 09:17:27
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.74 (mg/m3)
NO2 3.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 09:15:53
PM - 2.5 15.62 (µg/m3)
PM - 10 (µg/m3)
SO2 12.78 (µg/m3)
CO 0.34 (mg/m3)
NO2 102.34 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 09:17:07
PM - 2.5 39.12 (µg/m3)
PM - 10 59 (µg/m3)
SO2 14.38 (µg/m3)
CO ##### (mg/m3)
NO2 25.31 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 09:15:15
PM - 2.5 50.08 (µg/m3)
PM - 10 93.48 (µg/m3)
SO2 0 (µg/m3)
CO 0.64 (mg/m3)
NO2 19.31 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 09:17:14
PM - 2.5 76 (µg/m3)
PM - 10 156 (µg/m3)
SO2 4.8 (µg/m3)
CO 4.62 (mg/m3)
NO2 19.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 09:17:16
PM - 2.5 71.12 (µg/m3)
PM - 10 225.7 (µg/m3)
SO2 13.46 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 09:15:53
PM - 2.5 90 (µg/m3)
PM - 10 (µg/m3)
SO2 .13 (µg/m3)
CO ##### (mg/m3)
NO2 985.24 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 09:17:05
PM - 2.5 27 (µg/m3)
PM - 10 45 (µg/m3)
SO2 6.4 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 09:17:13
PM - 2.5 13 (µg/m3)
PM - 10 26 (µg/m3)
SO2 9.3 (µg/m3)
CO 0.91 (mg/m3)
NO2 17.3 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 09:17:08
PM - 2.5 33 (µg/m3)
PM - 10 51 (µg/m3)
SO2 7.2 (µg/m3)
CO 0.67 (mg/m3)
NO2 20.9 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 09:17:12
PM - 2.5 22.4 (µg/m3)
PM - 10 61.71 (µg/m3)
SO2 19.6 (µg/m3)
CO 0.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 09:15:50
PM - 2.5 33.38 (µg/m3)
PM - 10 (µg/m3)
SO2 508.61 (µg/m3)
CO 0.00 (mg/m3)
NO2 987.53 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 09:17:05
PM - 2.5 46.84 (µg/m3)
PM - 10 138.6 (µg/m3)
SO2 37.11 (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
12-04-2026 09:17:20
PM - 2.5 52.63 (µg/m3)
PM - 10 127.43 (µg/m3)
SO2 22.83 (µg/m3)
CO 2.15 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 09:03:14
PM - 2.5 222.59 (µg/m3)
PM - 10 383.77 (µg/m3)
SO2 29.68 (µg/m3)
CO 4.44 (mg/m3)
NO2 21.9 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 09:15:01
PM - 2.5 181.3 (µg/m3)
PM - 10 301.7 (µg/m3)
SO2 .85 (µg/m3)
CO 1.35 (mg/m3)
NO2 2.93 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 09:07:00
PM - 2.5 52.2 (µg/m3)
PM - 10 84.31 (µg/m3)
SO2 12.56 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.51 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 09:04:20
PM - 2.5 52.85 (µg/m3)
PM - 10 90.15 (µg/m3)
SO2 10.47 (µg/m3)
CO 0.44 (mg/m3)
NO2 4.29 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 09:02:31
PM - 2.5 0 (µg/m3)
PM - 10 50.84 (µg/m3)
SO2 6.72 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.57 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 09:17:27
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.74 (mg/m3)
NO2 3.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 09:15:53
PM - 2.5 15.62 (µg/m3)
PM - 10 (µg/m3)
SO2 12.78 (µg/m3)
CO 0.34 (mg/m3)
NO2 102.34 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 09:17:07
PM - 2.5 39.12 (µg/m3)
PM - 10 59 (µg/m3)
SO2 14.38 (µg/m3)
CO ##### (mg/m3)
NO2 25.31 (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	111.16

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	113.31
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	230.09

1 - 2

CAAQMS Data

1 - 10 of 2,344

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	12-APR-2026 09:17	12-APR-2026 03:47	52.63	127.43	22.83	-	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 09:17	12-APR-2026 03:43	22.40	61.71	19.60	-	0.63	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 09:16	12-APR-2026 03:46	53.43	128.05	21.22	-	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 09:16	12-APR-2026 03:43	22.59	62.20	19.38	-	0.63	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 09:16	12-APR-2026 03:46	54.11	128.81	23.24	-	2.14	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:16	12-APR-2026 03:42	22.78	62.63	19.28	-	0.63	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	12-APR-2026 09:15	12-APR-2026 03:45	15.62	-	12.78	102.34	0.34	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	12-APR-2026 09:15	12-APR-2026 03:45	54.53	129.46	24.62	-	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 09:15	12-APR-2026 03:42	22.90	63.08	18.98	-	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 09:15	12-APR-2026 03:45	54.93	130.32	24.32	-	2.18	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,344

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