Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 05:21:46
PM - 2.5 39.3 (µg/m3)
PM - 10 152.47 (µg/m3)
SO2 9.45 (µg/m3)
CO 3.74 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 05:15:32
PM - 2.5 26.4 (µg/m3)
PM - 10 55.89 (µg/m3)
SO2 14.59 (µg/m3)
CO 0.45 (mg/m3)
NO2 7.19 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 05:21:19
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.33 (mg/m3)
NO2 15.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 05:21:40
PM - 2.5 57.29 (µg/m3)
PM - 10 124.2 (µg/m3)
SO2 10.61 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 05:15:06
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.26 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 05:21:53
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.68 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 05:21:36
PM - 2.5 80.58 (µg/m3)
PM - 10 114.39 (µg/m3)
SO2 9.21 (µg/m3)
CO 3.23 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 05:21:42
PM - 2.5 44.22 (µg/m3)
PM - 10 78.36 (µg/m3)
SO2 18.52 (µg/m3)
CO 1.44 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 05:15:50
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 05:21:35
PM - 2.5 43.63 (µg/m3)
PM - 10 194.4 (µg/m3)
SO2 16.43 (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 05:21:42
PM - 2.5 64.4 (µg/m3)
PM - 10 65 (µg/m3)
SO2 24.78 (µg/m3)
CO 2.21 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 05:21:51
PM - 2.5 22.57 (µg/m3)
PM - 10 56.34 (µg/m3)
SO2 5.49 (µg/m3)
CO 0.28 (mg/m3)
NO2 1.89 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 05:18:18
PM - 2.5 128.56 (µg/m3)
PM - 10 221.66 (µg/m3)
SO2 39.49 (µg/m3)
CO 5.31 (mg/m3)
NO2 33.65 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 05:07:04
PM - 2.5 35.8 (µg/m3)
PM - 10 60.9 (µg/m3)
SO2 17.63 (µg/m3)
CO 0.34 (mg/m3)
NO2 6.37 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 05:18:55
PM - 2.5 58.11 (µg/m3)
PM - 10 98.21 (µg/m3)
SO2 11.89 (µg/m3)
CO 0.68 (mg/m3)
NO2 6.18 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 05:16:20
PM - 2.5 37.08 (µg/m3)
PM - 10 57.14 (µg/m3)
SO2 6.68 (µg/m3)
CO 0.44 (mg/m3)
NO2 15.53 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 05:21:36
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.32 (mg/m3)
NO2 10 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 05:15:29
PM - 2.5 16.45 (µg/m3)
PM - 10 (µg/m3)
SO2 13.36 (µg/m3)
CO 0.20 (mg/m3)
NO2 107.97 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 05:21:30
PM - 2.5 30.23 (µg/m3)
PM - 10 43.38 (µg/m3)
SO2 14.09 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 05:21:46
PM - 2.5 39.3 (µg/m3)
PM - 10 152.47 (µg/m3)
SO2 9.45 (µg/m3)
CO 3.74 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 05:15:32
PM - 2.5 26.4 (µg/m3)
PM - 10 55.89 (µg/m3)
SO2 14.59 (µg/m3)
CO 0.45 (mg/m3)
NO2 7.19 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 05:21:19
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.33 (mg/m3)
NO2 15.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 05:21:40
PM - 2.5 57.29 (µg/m3)
PM - 10 124.2 (µg/m3)
SO2 10.61 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 05:15:06
PM - 2.5 2.24 (µg/m3)
PM - 10 (µg/m3)
SO2 5.26 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 05:21:53
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.68 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 05:21:36
PM - 2.5 80.58 (µg/m3)
PM - 10 114.39 (µg/m3)
SO2 9.21 (µg/m3)
CO 3.23 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 05:21:42
PM - 2.5 44.22 (µg/m3)
PM - 10 78.36 (µg/m3)
SO2 18.52 (µg/m3)
CO 1.44 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 05:15:50
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 05:21:35
PM - 2.5 43.63 (µg/m3)
PM - 10 194.4 (µg/m3)
SO2 16.43 (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 05:21:42
PM - 2.5 64.4 (µg/m3)
PM - 10 65 (µg/m3)
SO2 24.78 (µg/m3)
CO 2.21 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 05:21:51
PM - 2.5 22.57 (µg/m3)
PM - 10 56.34 (µg/m3)
SO2 5.49 (µg/m3)
CO 0.28 (mg/m3)
NO2 1.89 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 05:18:18
PM - 2.5 128.56 (µg/m3)
PM - 10 221.66 (µg/m3)
SO2 39.49 (µg/m3)
CO 5.31 (mg/m3)
NO2 33.65 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 05:07:04
PM - 2.5 35.8 (µg/m3)
PM - 10 60.9 (µg/m3)
SO2 17.63 (µg/m3)
CO 0.34 (mg/m3)
NO2 6.37 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 05:18:55
PM - 2.5 58.11 (µg/m3)
PM - 10 98.21 (µg/m3)
SO2 11.89 (µg/m3)
CO 0.68 (mg/m3)
NO2 6.18 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 05:16:20
PM - 2.5 37.08 (µg/m3)
PM - 10 57.14 (µg/m3)
SO2 6.68 (µg/m3)
CO 0.44 (mg/m3)
NO2 15.53 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 05:21:36
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.32 (mg/m3)
NO2 10 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 05:15:29
PM - 2.5 16.45 (µg/m3)
PM - 10 (µg/m3)
SO2 13.36 (µg/m3)
CO 0.20 (mg/m3)
NO2 107.97 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 05:21:30
PM - 2.5 30.23 (µg/m3)
PM - 10 43.38 (µg/m3)
SO2 14.09 (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)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	80.51
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	67.44

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	136.22
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	125.42
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	183.47

1 - 3

CAAQMS Data

1 - 10 of 2,009

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 05:21	17-APR-2026 23:47	44.22	78.36	18.52	-	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	18-APR-2026 05:21	17-APR-2026 23:51	64.40	65.00	24.78	-	2.21	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:21	17-APR-2026 23:50	80.58	114.39	9.21	-	3.23	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:21	17-APR-2026 23:47	43.99	78.27	18.18	-	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	18-APR-2026 05:21	17-APR-2026 23:51	64.80	65.30	25.18	-	2.17	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:21	17-APR-2026 23:49	80.80	114.48	9.00	-	3.28	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:20	17-APR-2026 23:46	43.82	78.31	18.68	-	1.43	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 05:20	17-APR-2026 23:50	65.08	65.60	26.03	-	2.17	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:20	17-APR-2026 23:49	80.90	114.83	9.34	-	3.26	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:20	17-APR-2026 23:46	43.60	78.18	19.00	-	1.43	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,009

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