Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 12:30:39
PM - 2.5 26.79 (µg/m3)
PM - 10 65.91 (µg/m3)
SO2 0 (µg/m3)
CO 0.15 (mg/m3)
NO2 7.19 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 12:32:17
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.29 (mg/m3)
NO2 20.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 12:32:48
PM - 2.5 39.79 (µg/m3)
PM - 10 126.25 (µg/m3)
SO2 97.56 (µg/m3)
CO 1.00 (mg/m3)
NO2 33.14 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 12:30:32
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.36 (µg/m3)
CO ##### (mg/m3)
NO2 .85 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 12:32:38
PM - 2.5 27 (µg/m3)
PM - 10 47 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.11 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 12:32:55
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 11 (µg/m3)
CO 1.51 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 12:32:39
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7.5 (µg/m3)
CO 0.33 (mg/m3)
NO2 21 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 12:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.65 (mg/m3)
NO2 261.61 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 12:32:35
PM - 2.5 42.99 (µg/m3)
PM - 10 115 (µg/m3)
SO2 11.17 (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 12:32:36
PM - 2.5 33.34 (µg/m3)
PM - 10 94.39 (µg/m3)
SO2 23.92 (µg/m3)
CO 1.76 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 12:32:44
PM - 2.5 60.62 (µg/m3)
PM - 10 86.78 (µg/m3)
SO2 10.78 (µg/m3)
CO 0.17 (mg/m3)
NO2 2.04 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 12:18:15
PM - 2.5 62.32 (µg/m3)
PM - 10 107.45 (µg/m3)
SO2 20.5 (µg/m3)
CO 2.57 (mg/m3)
NO2 19.5 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 12:30:34
PM - 2.5 48.8 (µg/m3)
PM - 10 129.3 (µg/m3)
SO2 .73 (µg/m3)
CO 0.44 (mg/m3)
NO2 1.36 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 12:22:00
PM - 2.5 53 (µg/m3)
PM - 10 86.38 (µg/m3)
SO2 12.7 (µg/m3)
CO 0.39 (mg/m3)
NO2 7.69 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 12:19:21
PM - 2.5 57.82 (µg/m3)
PM - 10 97.77 (µg/m3)
SO2 11.81 (µg/m3)
CO 0.67 (mg/m3)
NO2 6.08 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 12:32:31
PM - 2.5 0 (µg/m3)
PM - 10 31.92 (µg/m3)
SO2 8.04 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.33 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 12:32:57
PM - 2.5 26 (µg/m3)
PM - 10 44 (µg/m3)
SO2 4.8 (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 12:30:34
PM - 2.5 15.84 (µg/m3)
PM - 10 (µg/m3)
SO2 .75 (µg/m3)
CO ##### (mg/m3)
NO2 38.04 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 12:32:42
PM - 2.5 53.22 (µg/m3)
PM - 10 122.55 (µg/m3)
SO2 28.3 (µg/m3)
CO ##### (mg/m3)
NO2 53.49 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 12:30:39
PM - 2.5 26.79 (µg/m3)
PM - 10 65.91 (µg/m3)
SO2 0 (µg/m3)
CO 0.15 (mg/m3)
NO2 7.19 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 12:32:17
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.29 (mg/m3)
NO2 20.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 12:32:48
PM - 2.5 39.79 (µg/m3)
PM - 10 126.25 (µg/m3)
SO2 97.56 (µg/m3)
CO 1.00 (mg/m3)
NO2 33.14 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 12:30:32
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.36 (µg/m3)
CO ##### (mg/m3)
NO2 .85 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
12-04-2026 12:32:38
PM - 2.5 27 (µg/m3)
PM - 10 47 (µg/m3)
SO2 6.5 (µg/m3)
CO 0.11 (mg/m3)
NO2 2.2 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
12-04-2026 12:32:55
PM - 2.5 20 (µg/m3)
PM - 10 40 (µg/m3)
SO2 11 (µg/m3)
CO 1.51 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 12:32:39
PM - 2.5 12 (µg/m3)
PM - 10 19 (µg/m3)
SO2 7.5 (µg/m3)
CO 0.33 (mg/m3)
NO2 21 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 12:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.65 (mg/m3)
NO2 261.61 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 12:32:35
PM - 2.5 42.99 (µg/m3)
PM - 10 115 (µg/m3)
SO2 11.17 (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 12:32:36
PM - 2.5 33.34 (µg/m3)
PM - 10 94.39 (µg/m3)
SO2 23.92 (µg/m3)
CO 1.76 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
12-04-2026 12:32:44
PM - 2.5 60.62 (µg/m3)
PM - 10 86.78 (µg/m3)
SO2 10.78 (µg/m3)
CO 0.17 (mg/m3)
NO2 2.04 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 12:18:15
PM - 2.5 62.32 (µg/m3)
PM - 10 107.45 (µg/m3)
SO2 20.5 (µg/m3)
CO 2.57 (mg/m3)
NO2 19.5 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 12:30:34
PM - 2.5 48.8 (µg/m3)
PM - 10 129.3 (µg/m3)
SO2 .73 (µg/m3)
CO 0.44 (mg/m3)
NO2 1.36 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 12:22:00
PM - 2.5 53 (µg/m3)
PM - 10 86.38 (µg/m3)
SO2 12.7 (µg/m3)
CO 0.39 (mg/m3)
NO2 7.69 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 12:19:21
PM - 2.5 57.82 (µg/m3)
PM - 10 97.77 (µg/m3)
SO2 11.81 (µg/m3)
CO 0.67 (mg/m3)
NO2 6.08 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 12:32:31
PM - 2.5 0 (µg/m3)
PM - 10 31.92 (µg/m3)
SO2 8.04 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.33 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 12:32:57
PM - 2.5 26 (µg/m3)
PM - 10 44 (µg/m3)
SO2 4.8 (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 12:30:34
PM - 2.5 15.84 (µg/m3)
PM - 10 (µg/m3)
SO2 .75 (µg/m3)
CO ##### (mg/m3)
NO2 38.04 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 12:32:42
PM - 2.5 53.22 (µg/m3)
PM - 10 122.55 (µg/m3)
SO2 28.3 (µg/m3)
CO ##### (mg/m3)
NO2 53.49 (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	91.80

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	203.86

1 - 2

CAAQMS Data

1 - 10 of 2,839

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 12:32	12-APR-2026 07:02	33.34	94.39	23.92	-	1.76	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 12:32	12-APR-2026 12:30	0.00	31.92	8.04	13.33	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 12:32	12-APR-2026 07:02	33.16	94.46	22.80	-	1.75	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 12:31	12-APR-2026 07:01	33.18	94.74	23.29	-	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 12:31	12-APR-2026 07:01	33.56	94.67	23.76	-	1.72	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 12:30	12-APR-2026 07:00	33.87	94.54	24.62	-	1.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	12-APR-2026 12:30	12-APR-2026 07:00	15.84	-	0.75	38.04	264.17	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 12:30	12-APR-2026 07:00	34.15	94.42	21.75	-	1.70	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 12:29	12-APR-2026 06:59	34.55	94.28	23.65	-	1.69	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 12:29	12-APR-2026 06:59	34.91	94.15	23.47	-	1.68	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,839

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