Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 12:45:32
PM - 2.5 26.79 (µg/m3)
PM - 10 65.91 (µg/m3)
SO2 0 (µg/m3)
CO 0.12 (mg/m3)
NO2 5.55 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 12:38:17
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.26 (mg/m3)
NO2 20.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 12:51:06
PM - 2.5 36.04 (µg/m3)
PM - 10 112.85 (µg/m3)
SO2 30.9 (µg/m3)
CO 1.00 (mg/m3)
NO2 43.28 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 12:45:21
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.37 (µg/m3)
CO ##### (mg/m3)
NO2 .75 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 12:50:41
PM - 2.5 27 (µg/m3)
PM - 10 47 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.09 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 12:50:56
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 11.1 (µg/m3)
CO 1.49 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 12:51:09
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7.4 (µg/m3)
CO 0.32 (mg/m3)
NO2 21.1 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 12:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.69 (mg/m3)
NO2 257.41 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 12:51:05
PM - 2.5 48.97 (µg/m3)
PM - 10 161.5 (µg/m3)
SO2 3.22 (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 12:50:48
PM - 2.5 44.79 (µg/m3)
PM - 10 92.98 (µg/m3)
SO2 21.28 (µg/m3)
CO 1.67 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 12:50:44
PM - 2.5 59.94 (µg/m3)
PM - 10 88.5 (µg/m3)
SO2 15.67 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.97 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 12:48:14
PM - 2.5 62.32 (µg/m3)
PM - 10 107.45 (µg/m3)
SO2 20.95 (µg/m3)
CO 3.12 (mg/m3)
NO2 19.5 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 12:45:23
PM - 2.5 48.8 (µg/m3)
PM - 10 129.3 (µg/m3)
SO2 .8 (µg/m3)
CO 0.43 (mg/m3)
NO2 1.33 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 12:37:01
PM - 2.5 58 (µg/m3)
PM - 10 99.41 (µg/m3)
SO2 13.6 (µg/m3)
CO 0.46 (mg/m3)
NO2 8.84 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 12:49:21
PM - 2.5 56.24 (µg/m3)
PM - 10 95.35 (µg/m3)
SO2 11.39 (µg/m3)
CO 0.59 (mg/m3)
NO2 5.51 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 12:47:31
PM - 2.5 0 (µg/m3)
PM - 10 24.06 (µg/m3)
SO2 7.85 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.67 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 12:50:57
PM - 2.5 26 (µg/m3)
PM - 10 44 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.12 (mg/m3)
NO2 3.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 12:45:24
PM - 2.5 .92 (µg/m3)
PM - 10 (µg/m3)
SO2 276.88 (µg/m3)
CO ##### (mg/m3)
NO2 22.87 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 12:51:11
PM - 2.5 39.44 (µg/m3)
PM - 10 108.55 (µg/m3)
SO2 34.76 (µg/m3)
CO ##### (mg/m3)
NO2 70.45 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 12:45:32
PM - 2.5 26.79 (µg/m3)
PM - 10 65.91 (µg/m3)
SO2 0 (µg/m3)
CO 0.12 (mg/m3)
NO2 5.55 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 12:38:17
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.26 (mg/m3)
NO2 20.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 12:51:06
PM - 2.5 36.04 (µg/m3)
PM - 10 112.85 (µg/m3)
SO2 30.9 (µg/m3)
CO 1.00 (mg/m3)
NO2 43.28 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 12:45:21
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.37 (µg/m3)
CO ##### (mg/m3)
NO2 .75 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 12:50:41
PM - 2.5 27 (µg/m3)
PM - 10 47 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.09 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 12:50:56
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 11.1 (µg/m3)
CO 1.49 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 12:51:09
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7.4 (µg/m3)
CO 0.32 (mg/m3)
NO2 21.1 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 12:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.69 (mg/m3)
NO2 257.41 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 12:51:05
PM - 2.5 48.97 (µg/m3)
PM - 10 161.5 (µg/m3)
SO2 3.22 (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 12:50:48
PM - 2.5 44.79 (µg/m3)
PM - 10 92.98 (µg/m3)
SO2 21.28 (µg/m3)
CO 1.67 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 12:50:44
PM - 2.5 59.94 (µg/m3)
PM - 10 88.5 (µg/m3)
SO2 15.67 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.97 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 12:48:14
PM - 2.5 62.32 (µg/m3)
PM - 10 107.45 (µg/m3)
SO2 20.95 (µg/m3)
CO 3.12 (mg/m3)
NO2 19.5 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 12:45:23
PM - 2.5 48.8 (µg/m3)
PM - 10 129.3 (µg/m3)
SO2 .8 (µg/m3)
CO 0.43 (mg/m3)
NO2 1.33 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 12:37:01
PM - 2.5 58 (µg/m3)
PM - 10 99.41 (µg/m3)
SO2 13.6 (µg/m3)
CO 0.46 (mg/m3)
NO2 8.84 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 12:49:21
PM - 2.5 56.24 (µg/m3)
PM - 10 95.35 (µg/m3)
SO2 11.39 (µg/m3)
CO 0.59 (mg/m3)
NO2 5.51 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 12:47:31
PM - 2.5 0 (µg/m3)
PM - 10 24.06 (µg/m3)
SO2 7.85 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.67 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 12:50:57
PM - 2.5 26 (µg/m3)
PM - 10 44 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.12 (mg/m3)
NO2 3.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 12:45:24
PM - 2.5 .92 (µg/m3)
PM - 10 (µg/m3)
SO2 276.88 (µg/m3)
CO ##### (mg/m3)
NO2 22.87 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 12:51:11
PM - 2.5 39.44 (µg/m3)
PM - 10 108.55 (µg/m3)
SO2 34.76 (µg/m3)
CO ##### (mg/m3)
NO2 70.45 (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	90.43

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	110.46
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	201.05

1 - 2

CAAQMS Data

1 - 10 of 2,883

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 12:50	12-APR-2026 07:20	44.79	92.98	21.28	-	1.67	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 12:50	12-APR-2026 07:20	44.93	93.05	23.79	-	1.67	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 12:49	12-APR-2026 07:19	44.93	93.32	22.74	-	1.66	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 12:49	12-APR-2026 12:45	56.24	95.35	11.39	5.51	0.59	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 12:49	12-APR-2026 07:19	44.87	93.59	24.44	-	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	12-APR-2026 12:48	12-APR-2026 07:18	44.70	93.88	23.30	-	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	12-APR-2026 12:48	12-APR-2026 07:18	44.44	93.93	24.52	-	1.67	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 12:47	12-APR-2026 07:17	44.07	93.91	21.67	-	1.68	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 12:47	12-APR-2026 12:45	0.00	24.06	7.85	13.67	0.42	site_1963	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 12:47	12-APR-2026 07:17	43.47	93.75	24.07	-	1.71	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,883

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