Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 08:46:26
PM - 2.5 22.28 (µg/m3)
PM - 10 34.93 (µg/m3)
SO2 32.95 (µg/m3)
CO 0.47 (mg/m3)
NO2 2.49 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 08:53:50
PM - 2.5 48.82 (µg/m3)
PM - 10 39.89 (µg/m3)
SO2 29.73 (µg/m3)
CO 3.34 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 08:45:09
PM - 2.5 25.78 (µg/m3)
PM - 10 72.97 (µg/m3)
SO2 12.01 (µg/m3)
CO 0.38 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 08:54:00
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.23 (mg/m3)
NO2 16.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 08:53:45
PM - 2.5 89.72 (µg/m3)
PM - 10 264.06 (µg/m3)
SO2 14.54 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 08:45:30
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.27 (µg/m3)
CO ##### (mg/m3)
NO2 .13 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 08:53:11
PM - 2.5 1 (µg/m3)
PM - 10 1 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.65 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 08:54:10
PM - 2.5 40 (µg/m3)
PM - 10 61 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.37 (mg/m3)
NO2 25.2 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 08:54:09
PM - 2.5 36.34 (µg/m3)
PM - 10 222.96 (µg/m3)
SO2 34.49 (µg/m3)
CO 3.11 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 08:53:47
PM - 2.5 38.94 (µg/m3)
PM - 10 102.1 (µg/m3)
SO2 21.74 (µg/m3)
CO 1.54 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 08:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.70 (mg/m3)
NO2 346.39 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 08:54:06
PM - 2.5 89.8 (µg/m3)
PM - 10 258.9 (µg/m3)
SO2 18.09 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 08:53:54
PM - 2.5 70.9 (µg/m3)
PM - 10 206.42 (µg/m3)
SO2 25.98 (µg/m3)
CO 2.31 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 08:48:18
PM - 2.5 358.53 (µg/m3)
PM - 10 618.16 (µg/m3)
SO2 136.44 (µg/m3)
CO 4.48 (mg/m3)
NO2 33.66 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 08:52:03
PM - 2.5 39.8 (µg/m3)
PM - 10 72.55 (µg/m3)
SO2 18.12 (µg/m3)
CO 0.42 (mg/m3)
NO2 7.56 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 08:48:56
PM - 2.5 50.88 (µg/m3)
PM - 10 87.13 (µg/m3)
SO2 9.94 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.59 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 08:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 59.29 (µg/m3)
SO2 6.79 (µg/m3)
CO 0.45 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 08:54:01
PM - 2.5 29 (µg/m3)
PM - 10 49 (µg/m3)
SO2 10 (µg/m3)
CO 0.37 (mg/m3)
NO2 10.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 08:45:02
PM - 2.5 22.8 (µg/m3)
PM - 10 (µg/m3)
SO2 19.73 (µg/m3)
CO 0.48 (mg/m3)
NO2 118.44 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 08:54:04
PM - 2.5 58.9 (µg/m3)
PM - 10 91.23 (µg/m3)
SO2 55.38 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 08:46:26
PM - 2.5 22.28 (µg/m3)
PM - 10 34.93 (µg/m3)
SO2 32.95 (µg/m3)
CO 0.47 (mg/m3)
NO2 2.49 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 08:53:50
PM - 2.5 48.82 (µg/m3)
PM - 10 39.89 (µg/m3)
SO2 29.73 (µg/m3)
CO 3.34 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 08:45:09
PM - 2.5 25.78 (µg/m3)
PM - 10 72.97 (µg/m3)
SO2 12.01 (µg/m3)
CO 0.38 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 08:54:00
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.23 (mg/m3)
NO2 16.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 08:53:45
PM - 2.5 89.72 (µg/m3)
PM - 10 264.06 (µg/m3)
SO2 14.54 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 08:45:30
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.27 (µg/m3)
CO ##### (mg/m3)
NO2 .13 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 08:53:11
PM - 2.5 1 (µg/m3)
PM - 10 1 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.65 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 08:54:10
PM - 2.5 40 (µg/m3)
PM - 10 61 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.37 (mg/m3)
NO2 25.2 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 08:54:09
PM - 2.5 36.34 (µg/m3)
PM - 10 222.96 (µg/m3)
SO2 34.49 (µg/m3)
CO 3.11 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 08:53:47
PM - 2.5 38.94 (µg/m3)
PM - 10 102.1 (µg/m3)
SO2 21.74 (µg/m3)
CO 1.54 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 08:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.70 (mg/m3)
NO2 346.39 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 08:54:06
PM - 2.5 89.8 (µg/m3)
PM - 10 258.9 (µg/m3)
SO2 18.09 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 08:53:54
PM - 2.5 70.9 (µg/m3)
PM - 10 206.42 (µg/m3)
SO2 25.98 (µg/m3)
CO 2.31 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 08:48:18
PM - 2.5 358.53 (µg/m3)
PM - 10 618.16 (µg/m3)
SO2 136.44 (µg/m3)
CO 4.48 (mg/m3)
NO2 33.66 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 08:52:03
PM - 2.5 39.8 (µg/m3)
PM - 10 72.55 (µg/m3)
SO2 18.12 (µg/m3)
CO 0.42 (mg/m3)
NO2 7.56 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 08:48:56
PM - 2.5 50.88 (µg/m3)
PM - 10 87.13 (µg/m3)
SO2 9.94 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.59 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 08:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 59.29 (µg/m3)
SO2 6.79 (µg/m3)
CO 0.45 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 08:54:01
PM - 2.5 29 (µg/m3)
PM - 10 49 (µg/m3)
SO2 10 (µg/m3)
CO 0.37 (mg/m3)
NO2 10.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 08:45:02
PM - 2.5 22.8 (µg/m3)
PM - 10 (µg/m3)
SO2 19.73 (µg/m3)
CO 0.48 (mg/m3)
NO2 118.44 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 08:54:04
PM - 2.5 58.9 (µg/m3)
PM - 10 91.23 (µg/m3)
SO2 55.38 (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)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	89.15
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	77.21

1 - 2

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	157.42
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	123.07
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	211.12

1 - 3

CAAQMS Data

1 - 10 of 3,335

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	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 08:54	18-APR-2026 03:22	36.34	222.96	34.49	-	3.11	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 08:53	18-APR-2026 03:23	70.90	206.42	25.98	-	2.31	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 08:53	18-APR-2026 03:20	38.94	102.10	21.74	-	1.54	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 08:53	18-APR-2026 03:22	36.22	223.68	34.74	-	3.16	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 08:53	18-APR-2026 03:23	70.87	207.02	25.89	-	2.30	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 08:53	18-APR-2026 03:19	38.69	102.10	21.48	-	1.54	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 08:53	18-APR-2026 03:21	36.11	224.42	34.19	-	3.17	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 08:52	18-APR-2026 03:22	71.00	207.82	27.65	-	2.33	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 08:52	18-APR-2026 03:19	38.44	102.20	21.25	-	1.54	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 08:52	18-APR-2026 03:21	36.09	225.04	34.78	-	3.31	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,335

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