Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 02:03:14
PM - 2.5 49.04 (µg/m3)
PM - 10 173.43 (µg/m3)
SO2 17.22 (µg/m3)
CO 3.46 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 02:00:52
PM - 2.5 29.8 (µg/m3)
PM - 10 79.87 (µg/m3)
SO2 22.02 (µg/m3)
CO 0.44 (mg/m3)
NO2 13.35 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 02:03:17
PM - 2.5 36 (µg/m3)
PM - 10 71 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.69 (mg/m3)
NO2 13.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 02:03:05
PM - 2.5 44.14 (µg/m3)
PM - 10 123.15 (µg/m3)
SO2 45.59 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 02:00:30
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.3 (µg/m3)
CO ##### (mg/m3)
NO2 .29 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 02:03:05
PM - 2.5 17 (µg/m3)
PM - 10 34 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.73 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 02:03:00
PM - 2.5 92.26 (µg/m3)
PM - 10 146.27 (µg/m3)
SO2 17.97 (µg/m3)
CO 3.19 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 02:03:10
PM - 2.5 71.86 (µg/m3)
PM - 10 149.2 (µg/m3)
SO2 18.66 (µg/m3)
CO 1.91 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 02:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.72 (mg/m3)
NO2 322.2 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 02:03:04
PM - 2.5 76.49 (µg/m3)
PM - 10 143.3 (µg/m3)
SO2 14.85 (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
18-04-2026 02:03:09
PM - 2.5 43.61 (µg/m3)
PM - 10 203.71 (µg/m3)
SO2 27.2 (µg/m3)
CO 2.37 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 02:03:15
PM - 2.5 40.13 (µg/m3)
PM - 10 45.85 (µg/m3)
SO2 4.12 (µg/m3)
CO 0.22 (mg/m3)
NO2 1.82 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 02:03:16
PM - 2.5 58.58 (µg/m3)
PM - 10 101 (µg/m3)
SO2 23.72 (µg/m3)
CO 3.93 (mg/m3)
NO2 33.63 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 01:52:04
PM - 2.5 53.2 (µg/m3)
PM - 10 111.54 (µg/m3)
SO2 19.76 (µg/m3)
CO 0.67 (mg/m3)
NO2 11.54 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 01:48:54
PM - 2.5 50.05 (µg/m3)
PM - 10 85.85 (µg/m3)
SO2 9.71 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.29 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 02:01:20
PM - 2.5 45.44 (µg/m3)
PM - 10 60.34 (µg/m3)
SO2 6.99 (µg/m3)
CO 0.46 (mg/m3)
NO2 16.84 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 02:03:01
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.56 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 02:00:47
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 19.93 (µg/m3)
CO ##### (mg/m3)
NO2 .18 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 02:03:01
PM - 2.5 122.11 (µg/m3)
PM - 10 156.72 (µg/m3)
SO2 27 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 02:03:14
PM - 2.5 49.04 (µg/m3)
PM - 10 173.43 (µg/m3)
SO2 17.22 (µg/m3)
CO 3.46 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 02:00:52
PM - 2.5 29.8 (µg/m3)
PM - 10 79.87 (µg/m3)
SO2 22.02 (µg/m3)
CO 0.44 (mg/m3)
NO2 13.35 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 02:03:17
PM - 2.5 36 (µg/m3)
PM - 10 71 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.69 (mg/m3)
NO2 13.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 02:03:05
PM - 2.5 44.14 (µg/m3)
PM - 10 123.15 (µg/m3)
SO2 45.59 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 02:00:30
PM - 2.5 2.26 (µg/m3)
PM - 10 (µg/m3)
SO2 5.3 (µg/m3)
CO ##### (mg/m3)
NO2 .29 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 02:03:05
PM - 2.5 17 (µg/m3)
PM - 10 34 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.73 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 02:03:00
PM - 2.5 92.26 (µg/m3)
PM - 10 146.27 (µg/m3)
SO2 17.97 (µg/m3)
CO 3.19 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 02:03:10
PM - 2.5 71.86 (µg/m3)
PM - 10 149.2 (µg/m3)
SO2 18.66 (µg/m3)
CO 1.91 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 02:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.72 (mg/m3)
NO2 322.2 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 02:03:04
PM - 2.5 76.49 (µg/m3)
PM - 10 143.3 (µg/m3)
SO2 14.85 (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
18-04-2026 02:03:09
PM - 2.5 43.61 (µg/m3)
PM - 10 203.71 (µg/m3)
SO2 27.2 (µg/m3)
CO 2.37 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 02:03:15
PM - 2.5 40.13 (µg/m3)
PM - 10 45.85 (µg/m3)
SO2 4.12 (µg/m3)
CO 0.22 (mg/m3)
NO2 1.82 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 02:03:16
PM - 2.5 58.58 (µg/m3)
PM - 10 101 (µg/m3)
SO2 23.72 (µg/m3)
CO 3.93 (mg/m3)
NO2 33.63 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 01:52:04
PM - 2.5 53.2 (µg/m3)
PM - 10 111.54 (µg/m3)
SO2 19.76 (µg/m3)
CO 0.67 (mg/m3)
NO2 11.54 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 01:48:54
PM - 2.5 50.05 (µg/m3)
PM - 10 85.85 (µg/m3)
SO2 9.71 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.29 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 02:01:20
PM - 2.5 45.44 (µg/m3)
PM - 10 60.34 (µg/m3)
SO2 6.99 (µg/m3)
CO 0.46 (mg/m3)
NO2 16.84 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 02:03:01
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.56 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 02:00:47
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 19.93 (µg/m3)
CO ##### (mg/m3)
NO2 .18 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 02:03:01
PM - 2.5 122.11 (µg/m3)
PM - 10 156.72 (µg/m3)
SO2 27 (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	95.53
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	60.29
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	85.86

1 - 3

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	180.75
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	134.49
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	273.04

1 - 3

CAAQMS Data

1 - 10 of 765

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	18-APR-2026 02:03	17-APR-2026 20:29	71.86	149.20	18.66	-	1.91	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	18-APR-2026 02:03	17-APR-2026 20:33	43.61	203.71	27.20	-	2.37	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 02:03	17-APR-2026 20:31	92.26	146.27	17.97	-	3.19	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 02:02	17-APR-2026 20:28	71.52	148.90	18.73	-	1.91	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	18-APR-2026 02:02	17-APR-2026 20:32	43.85	204.78	23.82	-	2.38	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 02:02	17-APR-2026 20:31	91.93	146.74	18.35	-	3.20	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 02:02	17-APR-2026 20:28	71.22	148.70	19.04	-	1.92	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	18-APR-2026 02:02	17-APR-2026 20:32	44.09	206.09	25.07	-	2.44	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 02:02	17-APR-2026 20:30	91.61	147.27	18.92	-	3.25	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 02:01	17-APR-2026 20:27	70.90	148.60	18.66	-	1.93	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 765

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