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 09:20:14
PM - 2.5 76 (µg/m3)
PM - 10 156 (µg/m3)
SO2 4.8 (µg/m3)
CO 4.45 (mg/m3)
NO2 19.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 09:20:17
PM - 2.5 70.09 (µg/m3)
PM - 10 218.34 (µg/m3)
SO2 11.33 (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 09:20:19
PM - 2.5 27 (µg/m3)
PM - 10 45 (µg/m3)
SO2 6.3 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.4 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 09:20:13
PM - 2.5 12 (µg/m3)
PM - 10 21 (µg/m3)
SO2 11.6 (µg/m3)
CO 0.93 (mg/m3)
NO2 17.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 09:20:05
PM - 2.5 33 (µg/m3)
PM - 10 51 (µg/m3)
SO2 7.2 (µg/m3)
CO 0.68 (mg/m3)
NO2 21.1 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 09:20:12
PM - 2.5 21.87 (µg/m3)
PM - 10 59.65 (µg/m3)
SO2 19.61 (µg/m3)
CO 0.62 (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 09:20:04
PM - 2.5 47.89 (µg/m3)
PM - 10 131 (µg/m3)
SO2 38.72 (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 09:19:55
PM - 2.5 46.77 (µg/m3)
PM - 10 123.96 (µg/m3)
SO2 23.14 (µg/m3)
CO 2.19 (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 09:15:01
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 09:19:20
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 09:20:27
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.75 (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 09:20:07
PM - 2.5 41.48 (µg/m3)
PM - 10 59.69 (µg/m3)
SO2 13.91 (µg/m3)
CO ##### (mg/m3)
NO2 24.46 (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 09:20:14
PM - 2.5 76 (µg/m3)
PM - 10 156 (µg/m3)
SO2 4.8 (µg/m3)
CO 4.45 (mg/m3)
NO2 19.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 09:20:17
PM - 2.5 70.09 (µg/m3)
PM - 10 218.34 (µg/m3)
SO2 11.33 (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 09:20:19
PM - 2.5 27 (µg/m3)
PM - 10 45 (µg/m3)
SO2 6.3 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.4 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 09:20:13
PM - 2.5 12 (µg/m3)
PM - 10 21 (µg/m3)
SO2 11.6 (µg/m3)
CO 0.93 (mg/m3)
NO2 17.2 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 09:20:05
PM - 2.5 33 (µg/m3)
PM - 10 51 (µg/m3)
SO2 7.2 (µg/m3)
CO 0.68 (mg/m3)
NO2 21.1 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 09:20:12
PM - 2.5 21.87 (µg/m3)
PM - 10 59.65 (µg/m3)
SO2 19.61 (µg/m3)
CO 0.62 (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 09:20:04
PM - 2.5 47.89 (µg/m3)
PM - 10 131 (µg/m3)
SO2 38.72 (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 09:19:55
PM - 2.5 46.77 (µg/m3)
PM - 10 123.96 (µg/m3)
SO2 23.14 (µg/m3)
CO 2.19 (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 09:15:01
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 09:19:20
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 09:20:27
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.75 (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 09:20:07
PM - 2.5 41.48 (µg/m3)
PM - 10 59.69 (µg/m3)
SO2 13.91 (µg/m3)
CO ##### (mg/m3)
NO2 24.46 (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	110.84

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	113.03
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	229.58

1 - 2

CAAQMS Data

1 - 10 of 2,357

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	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:20	12-APR-2026 03:46	21.87	59.65	19.61	-	0.62	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:20	12-APR-2026 03:46	21.74	59.44	19.65	-	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 09:19	12-APR-2026 03:49	46.77	123.96	23.14	-	2.19	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	12-APR-2026 09:19	12-APR-2026 03:49	47.87	124.82	22.49	-	2.21	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:19	12-APR-2026 03:45	21.97	60.00	19.65	-	0.62	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 09:19	12-APR-2026 09:15	54.49	92.66	10.91	4.88	0.52	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	12-APR-2026 09:18	12-APR-2026 03:48	48.95	125.43	22.76	-	2.19	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:18	12-APR-2026 03:45	22.06	60.33	19.89	-	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 09:18	12-APR-2026 03:48	50.23	126.19	23.90	-	2.18	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 09:18	12-APR-2026 03:44	22.16	60.69	20.08	-	0.62	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,357

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