Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 12:00:55
PM - 2.5 26.79 (µg/m3)
PM - 10 84.44 (µg/m3)
SO2 0 (µg/m3)
CO 0.21 (mg/m3)
NO2 8.42 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 12:03:46
PM - 2.5 28 (µg/m3)
PM - 10 93 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.43 (mg/m3)
NO2 20.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 12:04:06
PM - 2.5 48.42 (µg/m3)
PM - 10 139.43 (µg/m3)
SO2 115.52 (µg/m3)
CO 1.00 (mg/m3)
NO2 32.83 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 12:00:55
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.35 (µg/m3)
CO ##### (mg/m3)
NO2 .43 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 12:04:07
PM - 2.5 27 (µg/m3)
PM - 10 47 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.15 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 12:03:40
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 11.2 (µg/m3)
CO 1.51 (mg/m3)
NO2 17.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 12:04:09
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7.4 (µg/m3)
CO 0.33 (mg/m3)
NO2 20.8 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 12:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 1.37 (mg/m3)
NO2 178.91 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 12:04:04
PM - 2.5 38.55 (µg/m3)
PM - 10 116.5 (µg/m3)
SO2 3.41 (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 12:03:59
PM - 2.5 34.38 (µg/m3)
PM - 10 115.05 (µg/m3)
SO2 23.77 (µg/m3)
CO 1.71 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 12:03:43
PM - 2.5 56 (µg/m3)
PM - 10 85.4 (µg/m3)
SO2 14.37 (µg/m3)
CO 0.28 (mg/m3)
NO2 1.78 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 12:03:16
PM - 2.5 62.32 (µg/m3)
PM - 10 107.45 (µg/m3)
SO2 20.85 (µg/m3)
CO 3.40 (mg/m3)
NO2 19.49 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 12:00:56
PM - 2.5 50.1 (µg/m3)
PM - 10 143.4 (µg/m3)
SO2 .86 (µg/m3)
CO 0.47 (mg/m3)
NO2 1.37 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 11:52:00
PM - 2.5 54.3 (µg/m3)
PM - 10 89.69 (µg/m3)
SO2 13.71 (µg/m3)
CO 0.41 (mg/m3)
NO2 7.98 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 11:49:21
PM - 2.5 52.28 (µg/m3)
PM - 10 89.28 (µg/m3)
SO2 10.32 (µg/m3)
CO 0.42 (mg/m3)
NO2 4.09 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 12:02:31
PM - 2.5 0 (µg/m3)
PM - 10 79.11 (µg/m3)
SO2 7.26 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.69 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 12:03:56
PM - 2.5 26 (µg/m3)
PM - 10 44 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.16 (mg/m3)
NO2 3.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 12:00:55
PM - 2.5 23.11 (µg/m3)
PM - 10 (µg/m3)
SO2 19.98 (µg/m3)
CO 0.56 (mg/m3)
NO2 269.58 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 12:04:10
PM - 2.5 58.39 (µg/m3)
PM - 10 119.91 (µg/m3)
SO2 25.2 (µg/m3)
CO ##### (mg/m3)
NO2 54.46 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 12:00:55
PM - 2.5 26.79 (µg/m3)
PM - 10 84.44 (µg/m3)
SO2 0 (µg/m3)
CO 0.21 (mg/m3)
NO2 8.42 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 12:03:46
PM - 2.5 28 (µg/m3)
PM - 10 93 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.43 (mg/m3)
NO2 20.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 12:04:06
PM - 2.5 48.42 (µg/m3)
PM - 10 139.43 (µg/m3)
SO2 115.52 (µg/m3)
CO 1.00 (mg/m3)
NO2 32.83 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 12:00:55
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.35 (µg/m3)
CO ##### (mg/m3)
NO2 .43 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 12:04:07
PM - 2.5 27 (µg/m3)
PM - 10 47 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.15 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 12:03:40
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 11.2 (µg/m3)
CO 1.51 (mg/m3)
NO2 17.4 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 12:04:09
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7.4 (µg/m3)
CO 0.33 (mg/m3)
NO2 20.8 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 12:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 1.37 (mg/m3)
NO2 178.91 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 12:04:04
PM - 2.5 38.55 (µg/m3)
PM - 10 116.5 (µg/m3)
SO2 3.41 (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 12:03:59
PM - 2.5 34.38 (µg/m3)
PM - 10 115.05 (µg/m3)
SO2 23.77 (µg/m3)
CO 1.71 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 12:03:43
PM - 2.5 56 (µg/m3)
PM - 10 85.4 (µg/m3)
SO2 14.37 (µg/m3)
CO 0.28 (mg/m3)
NO2 1.78 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 12:03:16
PM - 2.5 62.32 (µg/m3)
PM - 10 107.45 (µg/m3)
SO2 20.85 (µg/m3)
CO 3.40 (mg/m3)
NO2 19.49 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 12:00:56
PM - 2.5 50.1 (µg/m3)
PM - 10 143.4 (µg/m3)
SO2 .86 (µg/m3)
CO 0.47 (mg/m3)
NO2 1.37 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 11:52:00
PM - 2.5 54.3 (µg/m3)
PM - 10 89.69 (µg/m3)
SO2 13.71 (µg/m3)
CO 0.41 (mg/m3)
NO2 7.98 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 11:49:21
PM - 2.5 52.28 (µg/m3)
PM - 10 89.28 (µg/m3)
SO2 10.32 (µg/m3)
CO 0.42 (mg/m3)
NO2 4.09 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 12:02:31
PM - 2.5 0 (µg/m3)
PM - 10 79.11 (µg/m3)
SO2 7.26 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.69 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 12:03:56
PM - 2.5 26 (µg/m3)
PM - 10 44 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.16 (mg/m3)
NO2 3.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 12:00:55
PM - 2.5 23.11 (µg/m3)
PM - 10 (µg/m3)
SO2 19.98 (µg/m3)
CO 0.56 (mg/m3)
NO2 269.58 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 12:04:10
PM - 2.5 58.39 (µg/m3)
PM - 10 119.91 (µg/m3)
SO2 25.2 (µg/m3)
CO ##### (mg/m3)
NO2 54.46 (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	94.40

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	208.22

1 - 2

CAAQMS Data

1 - 10 of 2,770

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 12:03	12-APR-2026 06:33	34.38	115.05	23.77	-	1.71	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 12:03	12-APR-2026 06:33	34.11	115.55	23.94	-	1.71	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 12:02	12-APR-2026 06:32	33.66	115.95	25.23	-	1.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 12:02	12-APR-2026 12:00	0.00	79.11	7.26	13.69	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 12:02	12-APR-2026 06:32	33.42	116.29	23.10	-	1.68	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 12:02	12-APR-2026 06:31	32.82	116.61	24.79	-	1.73	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 12:01	12-APR-2026 06:31	32.40	116.76	22.39	-	1.74	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 12:00	12-APR-2026 06:30	31.84	116.90	23.28	-	1.77	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	12-APR-2026 12:00	12-APR-2026 06:29	23.11	-	19.98	269.58	0.56	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 11:59	12-APR-2026 06:29	31.50	117.05	24.73	-	1.76	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,770

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