Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 06:17:00
PM - 2.5 103.81 (µg/m3)
PM - 10 386.61 (µg/m3)
SO2 6.6 (µg/m3)
CO 2.06 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 06:15:42
PM - 2.5 24.84 (µg/m3)
PM - 10 75.66 (µg/m3)
SO2 0 (µg/m3)
CO 0.30 (mg/m3)
NO2 12.32 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 06:16:47
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 18.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 06:17:13
PM - 2.5 71.24 (µg/m3)
PM - 10 148.08 (µg/m3)
SO2 2.21 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 06:15:08
PM - 2.5 2.3 (µg/m3)
PM - 10 (µg/m3)
SO2 5.56 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 06:17:13
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.36 (mg/m3)
NO2 21 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 06:17:10
PM - 2.5 42.84 (µg/m3)
PM - 10 70.58 (µg/m3)
SO2 21.92 (µg/m3)
CO 1.44 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 06:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 06:17:04
PM - 2.5 51.15 (µg/m3)
PM - 10 179.1 (µg/m3)
SO2 3.27 (µg/m3)
CO 0.54 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 06:17:06
PM - 2.5 73.95 (µg/m3)
PM - 10 153.87 (µg/m3)
SO2 23.75 (µg/m3)
CO 2.51 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 06:03:14
PM - 2.5 119.46 (µg/m3)
PM - 10 205.96 (µg/m3)
SO2 18.87 (µg/m3)
CO 3.78 (mg/m3)
NO2 19.78 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 06:15:18
PM - 2.5 54.5 (µg/m3)
PM - 10 233.5 (µg/m3)
SO2 .75 (µg/m3)
CO 0.69 (mg/m3)
NO2 3.01 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 06:07:00
PM - 2.5 44.6 (µg/m3)
PM - 10 64.28 (µg/m3)
SO2 13 (µg/m3)
CO 0.28 (mg/m3)
NO2 5.76 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 06:04:19
PM - 2.5 52.96 (µg/m3)
PM - 10 90.32 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.45 (mg/m3)
NO2 4.33 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 06:02:31
PM - 2.5 0 (µg/m3)
PM - 10 91.95 (µg/m3)
SO2 7.62 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.31 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 06:17:00
PM - 2.5 28 (µg/m3)
PM - 10 49 (µg/m3)
SO2 4.8 (µg/m3)
CO 1.09 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 06:15:03
PM - 2.5 10.88 (µg/m3)
PM - 10 (µg/m3)
SO2 7.9 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 06:17:04
PM - 2.5 72.6 (µg/m3)
PM - 10 86.47 (µg/m3)
SO2 18.98 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 06:17:00
PM - 2.5 103.81 (µg/m3)
PM - 10 386.61 (µg/m3)
SO2 6.6 (µg/m3)
CO 2.06 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 06:15:42
PM - 2.5 24.84 (µg/m3)
PM - 10 75.66 (µg/m3)
SO2 0 (µg/m3)
CO 0.30 (mg/m3)
NO2 12.32 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 06:16:47
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 18.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 06:17:13
PM - 2.5 71.24 (µg/m3)
PM - 10 148.08 (µg/m3)
SO2 2.21 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 06:15:08
PM - 2.5 2.3 (µg/m3)
PM - 10 (µg/m3)
SO2 5.56 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 06:17:13
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.36 (mg/m3)
NO2 21 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 06:17:10
PM - 2.5 42.84 (µg/m3)
PM - 10 70.58 (µg/m3)
SO2 21.92 (µg/m3)
CO 1.44 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 06:15:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 06:17:04
PM - 2.5 51.15 (µg/m3)
PM - 10 179.1 (µg/m3)
SO2 3.27 (µg/m3)
CO 0.54 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 06:17:06
PM - 2.5 73.95 (µg/m3)
PM - 10 153.87 (µg/m3)
SO2 23.75 (µg/m3)
CO 2.51 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 06:03:14
PM - 2.5 119.46 (µg/m3)
PM - 10 205.96 (µg/m3)
SO2 18.87 (µg/m3)
CO 3.78 (mg/m3)
NO2 19.78 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 06:15:18
PM - 2.5 54.5 (µg/m3)
PM - 10 233.5 (µg/m3)
SO2 .75 (µg/m3)
CO 0.69 (mg/m3)
NO2 3.01 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 06:07:00
PM - 2.5 44.6 (µg/m3)
PM - 10 64.28 (µg/m3)
SO2 13 (µg/m3)
CO 0.28 (mg/m3)
NO2 5.76 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 06:04:19
PM - 2.5 52.96 (µg/m3)
PM - 10 90.32 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.45 (mg/m3)
NO2 4.33 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 06:02:31
PM - 2.5 0 (µg/m3)
PM - 10 91.95 (µg/m3)
SO2 7.62 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.31 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 06:17:00
PM - 2.5 28 (µg/m3)
PM - 10 49 (µg/m3)
SO2 4.8 (µg/m3)
CO 1.09 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 06:15:03
PM - 2.5 10.88 (µg/m3)
PM - 10 (µg/m3)
SO2 7.9 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 06:17:04
PM - 2.5 72.6 (µg/m3)
PM - 10 86.47 (µg/m3)
SO2 18.98 (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	132.13

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	113.94
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	253.31

1 - 2

CAAQMS Data

1 - 10 of 1,598

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	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 06:17	12-APR-2026 00:43	42.84	70.58	21.92	-	1.44	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 06:17	12-APR-2026 00:47	73.95	153.87	23.75	-	2.51	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 06:16	12-APR-2026 00:43	42.71	70.47	21.86	-	1.45	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 06:16	12-APR-2026 00:46	73.87	154.39	20.34	-	2.49	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 06:16	12-APR-2026 00:42	42.55	70.45	21.85	-	1.46	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 06:16	12-APR-2026 00:46	73.78	154.82	24.80	-	2.49	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 06:15	12-APR-2026 00:41	42.38	70.41	21.66	-	1.47	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 06:15	12-APR-2026 00:45	73.48	155.34	22.36	-	2.49	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 06:15	12-APR-2026 00:41	42.12	70.30	21.13	-	1.46	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	12-APR-2026 06:15	12-APR-2026 00:44	10.88	-	7.90	0.00	0.00	site_5592	Swan Environ

1 - 10 of 1,598

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