Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 01:17:00
PM - 2.5 63.46 (µg/m3)
PM - 10 207.55 (µg/m3)
SO2 4.53 (µg/m3)
CO 1.52 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 01:15:07
PM - 2.5 20.67 (µg/m3)
PM - 10 68.8 (µg/m3)
SO2 0 (µg/m3)
CO 0.19 (mg/m3)
NO2 14.38 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 01:16:43
PM - 2.5 5 (µg/m3)
PM - 10 9 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.02 (mg/m3)
NO2 19.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 01:16:55
PM - 2.5 116.42 (µg/m3)
PM - 10 403.09 (µg/m3)
SO2 12.57 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 01:15:53
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 56.75 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 01:16:36
PM - 2.5 5 (µg/m3)
PM - 10 8 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.33 (mg/m3)
NO2 20.4 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 01:16:34
PM - 2.5 68.69 (µg/m3)
PM - 10 200.1 (µg/m3)
SO2 20.23 (µg/m3)
CO 0.97 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 01:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.21 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 01:16:35
PM - 2.5 98.66 (µg/m3)
PM - 10 529.8 (µg/m3)
SO2 0 (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 01:16:57
PM - 2.5 212.82 (µg/m3)
PM - 10 297.4 (µg/m3)
SO2 21 (µg/m3)
CO 2.98 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 01:03:13
PM - 2.5 109.54 (µg/m3)
PM - 10 188.87 (µg/m3)
SO2 21.34 (µg/m3)
CO 3.45 (mg/m3)
NO2 19.46 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 01:15:58
PM - 2.5 62.3 (µg/m3)
PM - 10 139 (µg/m3)
SO2 .64 (µg/m3)
CO 0.67 (mg/m3)
NO2 2.62 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 01:07:00
PM - 2.5 52.3 (µg/m3)
PM - 10 84.48 (µg/m3)
SO2 13.27 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.53 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 01:04:18
PM - 2.5 50.88 (µg/m3)
PM - 10 87.12 (µg/m3)
SO2 9.94 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.58 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 01:02:31
PM - 2.5 0 (µg/m3)
PM - 10 20.94 (µg/m3)
SO2 7.07 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.39 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 01:16:57
PM - 2.5 69 (µg/m3)
PM - 10 124 (µg/m3)
SO2 5 (µg/m3)
CO 3.24 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 01:15:40
PM - 2.5 .12 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 47.49 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 01:16:58
PM - 2.5 120.84 (µg/m3)
PM - 10 155.22 (µg/m3)
SO2 448.09 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 01:17:00
PM - 2.5 63.46 (µg/m3)
PM - 10 207.55 (µg/m3)
SO2 4.53 (µg/m3)
CO 1.52 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 01:15:07
PM - 2.5 20.67 (µg/m3)
PM - 10 68.8 (µg/m3)
SO2 0 (µg/m3)
CO 0.19 (mg/m3)
NO2 14.38 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 01:16:43
PM - 2.5 5 (µg/m3)
PM - 10 9 (µg/m3)
SO2 4.4 (µg/m3)
CO 0.02 (mg/m3)
NO2 19.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 01:16:55
PM - 2.5 116.42 (µg/m3)
PM - 10 403.09 (µg/m3)
SO2 12.57 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 01:15:53
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 56.75 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 01:16:36
PM - 2.5 5 (µg/m3)
PM - 10 8 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.33 (mg/m3)
NO2 20.4 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 01:16:34
PM - 2.5 68.69 (µg/m3)
PM - 10 200.1 (µg/m3)
SO2 20.23 (µg/m3)
CO 0.97 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 01:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.21 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 01:16:35
PM - 2.5 98.66 (µg/m3)
PM - 10 529.8 (µg/m3)
SO2 0 (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 01:16:57
PM - 2.5 212.82 (µg/m3)
PM - 10 297.4 (µg/m3)
SO2 21 (µg/m3)
CO 2.98 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 01:03:13
PM - 2.5 109.54 (µg/m3)
PM - 10 188.87 (µg/m3)
SO2 21.34 (µg/m3)
CO 3.45 (mg/m3)
NO2 19.46 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 01:15:58
PM - 2.5 62.3 (µg/m3)
PM - 10 139 (µg/m3)
SO2 .64 (µg/m3)
CO 0.67 (mg/m3)
NO2 2.62 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 01:07:00
PM - 2.5 52.3 (µg/m3)
PM - 10 84.48 (µg/m3)
SO2 13.27 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.53 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 01:04:18
PM - 2.5 50.88 (µg/m3)
PM - 10 87.12 (µg/m3)
SO2 9.94 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.58 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 01:02:31
PM - 2.5 0 (µg/m3)
PM - 10 20.94 (µg/m3)
SO2 7.07 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.39 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 01:16:57
PM - 2.5 69 (µg/m3)
PM - 10 124 (µg/m3)
SO2 5 (µg/m3)
CO 3.24 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 01:15:40
PM - 2.5 .12 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 47.49 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 01:16:58
PM - 2.5 120.84 (µg/m3)
PM - 10 155.22 (µg/m3)
SO2 448.09 (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	186.88

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	191.57
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	490.50

1 - 2

CAAQMS Data

1 - 10 of 329

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 01:16	11-APR-2026 19:46	212.82	297.40	21.00	-	2.98	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 01:16	11-APR-2026 19:42	68.69	200.10	20.23	-	0.97	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 01:16	11-APR-2026 19:46	201.10	300.39	22.34	-	2.96	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 01:16	11-APR-2026 19:42	68.79	201.80	20.23	-	0.97	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 01:15	11-APR-2026 19:45	191.49	302.84	22.19	-	2.92	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	12-APR-2026 01:15	11-APR-2026 19:44	0.12	-	0.00	47.49	25.64	site_5592	Swan Environ
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 01:15	11-APR-2026 19:41	68.89	203.60	20.58	-	0.98	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 01:15	11-APR-2026 19:45	181.38	305.55	22.43	-	2.91	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 01:15	11-APR-2026 19:41	69.08	205.30	20.37	-	0.98	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 01:14	11-APR-2026 19:44	173.23	307.85	23.44	-	2.90	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 329

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