Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 01:28:42
PM - 2.5 58.14 (µg/m3)
PM - 10 262.42 (µg/m3)
SO2 15.01 (µg/m3)
CO 4.53 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 01:15:11
PM - 2.5 26.83 (µg/m3)
PM - 10 79.87 (µg/m3)
SO2 22.31 (µg/m3)
CO 0.43 (mg/m3)
NO2 20.33 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 01:28:46
PM - 2.5 34 (µg/m3)
PM - 10 69 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.72 (mg/m3)
NO2 13.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 01:29:04
PM - 2.5 58.11 (µg/m3)
PM - 10 109.19 (µg/m3)
SO2 17.65 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 01:15:03
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.32 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 01:28:34
PM - 2.5 32 (µg/m3)
PM - 10 63 (µg/m3)
SO2 10.6 (µg/m3)
CO 0.72 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 01:29:00
PM - 2.5 96.48 (µg/m3)
PM - 10 181.25 (µg/m3)
SO2 13.57 (µg/m3)
CO 3.49 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 01:28:39
PM - 2.5 71.47 (µg/m3)
PM - 10 152.2 (µg/m3)
SO2 19.05 (µg/m3)
CO 2.35 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 01:15:50
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
18-04-2026 01:28:36
PM - 2.5 60.64 (µg/m3)
PM - 10 158.5 (µg/m3)
SO2 15.7 (µg/m3)
CO 0.57 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 01:28:42
PM - 2.5 71.06 (µg/m3)
PM - 10 284.05 (µg/m3)
SO2 25 (µg/m3)
CO 2.45 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 01:28:46
PM - 2.5 42.33 (µg/m3)
PM - 10 79.18 (µg/m3)
SO2 7.65 (µg/m3)
CO 0.21 (mg/m3)
NO2 1.85 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 01:18:16
PM - 2.5 57.23 (µg/m3)
PM - 10 98.67 (µg/m3)
SO2 23.55 (µg/m3)
CO 4.11 (mg/m3)
NO2 33.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 01:22:03
PM - 2.5 53.5 (µg/m3)
PM - 10 112.67 (µg/m3)
SO2 19.81 (µg/m3)
CO 0.68 (mg/m3)
NO2 11.66 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 01:18:54
PM - 2.5 47.52 (µg/m3)
PM - 10 81.96 (µg/m3)
SO2 9.03 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.37 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 01:16:20
PM - 2.5 37.07 (µg/m3)
PM - 10 54 (µg/m3)
SO2 6.39 (µg/m3)
CO 0.41 (mg/m3)
NO2 16.65 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 01:29:01
PM - 2.5 49 (µg/m3)
PM - 10 86 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.64 (mg/m3)
NO2 10.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 01:15:19
PM - 2.5 18.81 (µg/m3)
PM - 10 (µg/m3)
SO2 15.65 (µg/m3)
CO 0.41 (mg/m3)
NO2 91.38 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 01:29:01
PM - 2.5 163.69 (µg/m3)
PM - 10 233.02 (µg/m3)
SO2 41.58 (µg/m3)
CO 6.67 (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 01:28:42
PM - 2.5 58.14 (µg/m3)
PM - 10 262.42 (µg/m3)
SO2 15.01 (µg/m3)
CO 4.53 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 01:15:11
PM - 2.5 26.83 (µg/m3)
PM - 10 79.87 (µg/m3)
SO2 22.31 (µg/m3)
CO 0.43 (mg/m3)
NO2 20.33 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 01:28:46
PM - 2.5 34 (µg/m3)
PM - 10 69 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.72 (mg/m3)
NO2 13.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 01:29:04
PM - 2.5 58.11 (µg/m3)
PM - 10 109.19 (µg/m3)
SO2 17.65 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 01:15:03
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.32 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 01:28:34
PM - 2.5 32 (µg/m3)
PM - 10 63 (µg/m3)
SO2 10.6 (µg/m3)
CO 0.72 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 01:29:00
PM - 2.5 96.48 (µg/m3)
PM - 10 181.25 (µg/m3)
SO2 13.57 (µg/m3)
CO 3.49 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 01:28:39
PM - 2.5 71.47 (µg/m3)
PM - 10 152.2 (µg/m3)
SO2 19.05 (µg/m3)
CO 2.35 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 01:15:50
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
18-04-2026 01:28:36
PM - 2.5 60.64 (µg/m3)
PM - 10 158.5 (µg/m3)
SO2 15.7 (µg/m3)
CO 0.57 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 01:28:42
PM - 2.5 71.06 (µg/m3)
PM - 10 284.05 (µg/m3)
SO2 25 (µg/m3)
CO 2.45 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 01:28:46
PM - 2.5 42.33 (µg/m3)
PM - 10 79.18 (µg/m3)
SO2 7.65 (µg/m3)
CO 0.21 (mg/m3)
NO2 1.85 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 01:18:16
PM - 2.5 57.23 (µg/m3)
PM - 10 98.67 (µg/m3)
SO2 23.55 (µg/m3)
CO 4.11 (mg/m3)
NO2 33.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 01:22:03
PM - 2.5 53.5 (µg/m3)
PM - 10 112.67 (µg/m3)
SO2 19.81 (µg/m3)
CO 0.68 (mg/m3)
NO2 11.66 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 01:18:54
PM - 2.5 47.52 (µg/m3)
PM - 10 81.96 (µg/m3)
SO2 9.03 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.37 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 01:16:20
PM - 2.5 37.07 (µg/m3)
PM - 10 54 (µg/m3)
SO2 6.39 (µg/m3)
CO 0.41 (mg/m3)
NO2 16.65 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 01:29:01
PM - 2.5 49 (µg/m3)
PM - 10 86 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.64 (mg/m3)
NO2 10.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 01:15:19
PM - 2.5 18.81 (µg/m3)
PM - 10 (µg/m3)
SO2 15.65 (µg/m3)
CO 0.41 (mg/m3)
NO2 91.38 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 01:29:01
PM - 2.5 163.69 (µg/m3)
PM - 10 233.02 (µg/m3)
SO2 41.58 (µg/m3)
CO 6.67 (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	95.94
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	98.36

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	185.33
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	129.04
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	280.92

1 - 3

CAAQMS Data

1 - 10 of 551

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 01:29	17-APR-2026 19:57	96.48	181.25	13.57	-	3.49	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 01:28	17-APR-2026 19:58	71.06	284.05	25.00	-	2.45	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 01:28	17-APR-2026 19:54	71.47	152.20	19.05	-	2.35	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 01:28	17-APR-2026 19:57	97.06	180.82	13.35	-	3.37	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 01:28	17-APR-2026 19:58	71.60	284.02	27.54	-	2.46	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 01:28	17-APR-2026 19:54	71.26	152.30	19.32	-	2.35	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 01:28	17-APR-2026 19:56	97.80	180.37	13.67	-	3.45	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 01:27	17-APR-2026 19:57	72.00	283.66	25.54	-	2.44	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 01:27	17-APR-2026 19:53	71.06	152.40	19.43	-	2.36	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 01:27	17-APR-2026 19:56	98.18	179.87	13.90	-	3.32	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 551

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