Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 02:17:32
PM - 2.5 77.34 (µg/m3)
PM - 10 231.55 (µg/m3)
SO2 4.63 (µg/m3)
CO 1.58 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 02:15:38
PM - 2.5 21.68 (µg/m3)
PM - 10 85.57 (µg/m3)
SO2 0 (µg/m3)
CO 0.16 (mg/m3)
NO2 14.17 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 02:17:29
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.01 (mg/m3)
NO2 19.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 02:17:57
PM - 2.5 112.24 (µg/m3)
PM - 10 262.35 (µg/m3)
SO2 11.12 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 02:15:08
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 983.46 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 02:17:38
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.33 (mg/m3)
NO2 20.8 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 02:17:34
PM - 2.5 49.51 (µg/m3)
PM - 10 77.64 (µg/m3)
SO2 23.46 (µg/m3)
CO 1.88 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 02:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.89 (mg/m3)
NO2 44.06 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 02:17:34
PM - 2.5 62.39 (µg/m3)
PM - 10 179.3 (µg/m3)
SO2 1.03 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 02:17:43
PM - 2.5 213.78 (µg/m3)
PM - 10 206.42 (µg/m3)
SO2 21.47 (µg/m3)
CO 2.70 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 02:03:20
PM - 2.5 128.21 (µg/m3)
PM - 10 221.05 (µg/m3)
SO2 20.7 (µg/m3)
CO 3.87 (mg/m3)
NO2 19.29 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 02:15:14
PM - 2.5 45.8 (µg/m3)
PM - 10 135.7 (µg/m3)
SO2 .69 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.59 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 02:07:00
PM - 2.5 50.6 (µg/m3)
PM - 10 80.2 (µg/m3)
SO2 13.06 (µg/m3)
CO 0.36 (mg/m3)
NO2 7.15 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 02:04:18
PM - 2.5 47.44 (µg/m3)
PM - 10 81.85 (µg/m3)
SO2 9.01 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.35 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 02:17:34
PM - 2.5 0 (µg/m3)
PM - 10 19.1 (µg/m3)
SO2 7.24 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.63 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 02:17:57
PM - 2.5 65 (µg/m3)
PM - 10 115 (µg/m3)
SO2 4.9 (µg/m3)
CO 2.06 (mg/m3)
NO2 3.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 02:15:56
PM - 2.5 17.62 (µg/m3)
PM - 10 (µg/m3)
SO2 14.54 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 02:17:31
PM - 2.5 133.17 (µg/m3)
PM - 10 212.48 (µg/m3)
SO2 11.4 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 02:17:32
PM - 2.5 77.34 (µg/m3)
PM - 10 231.55 (µg/m3)
SO2 4.63 (µg/m3)
CO 1.58 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 02:15:38
PM - 2.5 21.68 (µg/m3)
PM - 10 85.57 (µg/m3)
SO2 0 (µg/m3)
CO 0.16 (mg/m3)
NO2 14.17 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 02:17:29
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.01 (mg/m3)
NO2 19.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 02:17:57
PM - 2.5 112.24 (µg/m3)
PM - 10 262.35 (µg/m3)
SO2 11.12 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 02:15:08
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 983.46 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 02:17:38
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.33 (mg/m3)
NO2 20.8 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 02:17:34
PM - 2.5 49.51 (µg/m3)
PM - 10 77.64 (µg/m3)
SO2 23.46 (µg/m3)
CO 1.88 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 02:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.89 (mg/m3)
NO2 44.06 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 02:17:34
PM - 2.5 62.39 (µg/m3)
PM - 10 179.3 (µg/m3)
SO2 1.03 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 02:17:43
PM - 2.5 213.78 (µg/m3)
PM - 10 206.42 (µg/m3)
SO2 21.47 (µg/m3)
CO 2.70 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 02:03:20
PM - 2.5 128.21 (µg/m3)
PM - 10 221.05 (µg/m3)
SO2 20.7 (µg/m3)
CO 3.87 (mg/m3)
NO2 19.29 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 02:15:14
PM - 2.5 45.8 (µg/m3)
PM - 10 135.7 (µg/m3)
SO2 .69 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.59 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 02:07:00
PM - 2.5 50.6 (µg/m3)
PM - 10 80.2 (µg/m3)
SO2 13.06 (µg/m3)
CO 0.36 (mg/m3)
NO2 7.15 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 02:04:18
PM - 2.5 47.44 (µg/m3)
PM - 10 81.85 (µg/m3)
SO2 9.01 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.35 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 02:17:34
PM - 2.5 0 (µg/m3)
PM - 10 19.1 (µg/m3)
SO2 7.24 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.63 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 02:17:57
PM - 2.5 65 (µg/m3)
PM - 10 115 (µg/m3)
SO2 4.9 (µg/m3)
CO 2.06 (mg/m3)
NO2 3.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 02:15:56
PM - 2.5 17.62 (µg/m3)
PM - 10 (µg/m3)
SO2 14.54 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 02:17:31
PM - 2.5 133.17 (µg/m3)
PM - 10 212.48 (µg/m3)
SO2 11.4 (µg/m3)
CO ##### (mg/m3)
NO2 0 (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	239.28

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	157.54
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	335.95

1 - 2

CAAQMS Data

1 - 10 of 588

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 02:17	11-APR-2026 20:47	213.78	206.42	21.47	-	2.70	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:17	11-APR-2026 20:43	49.51	77.64	23.46	-	1.88	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	12-APR-2026 02:17	12-APR-2026 02:15	0.00	19.10	7.24	13.63	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 02:17	11-APR-2026 20:47	215.76	206.79	22.15	-	2.73	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:17	11-APR-2026 20:43	49.62	77.65	23.29	-	1.85	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 02:16	11-APR-2026 20:46	217.71	207.10	20.25	-	2.70	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:16	11-APR-2026 20:42	49.62	77.82	23.49	-	1.83	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 02:16	11-APR-2026 20:46	220.22	207.44	21.92	-	2.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:16	11-APR-2026 20:42	49.68	77.92	22.90	-	1.81	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	12-APR-2026 02:15	11-APR-2026 20:45	17.62	-	14.54	0.00	0.00	site_5592	Swan Environ

1 - 10 of 588

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