Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 05:24:18
PM - 2.5 39.78 (µg/m3)
PM - 10 149.84 (µg/m3)
SO2 12.61 (µg/m3)
CO 4.22 (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 05:24:19
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.34 (mg/m3)
NO2 15.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 05:24:09
PM - 2.5 57.52 (µg/m3)
PM - 10 123.49 (µg/m3)
SO2 10.27 (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 05:24:08
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.65 (mg/m3)
NO2 17.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 05:24:04
PM - 2.5 80.37 (µg/m3)
PM - 10 114.71 (µg/m3)
SO2 9.31 (µg/m3)
CO 3.12 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 05:24:13
PM - 2.5 44.79 (µg/m3)
PM - 10 79.91 (µg/m3)
SO2 18.67 (µg/m3)
CO 1.48 (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 05:24:05
PM - 2.5 42.73 (µg/m3)
PM - 10 188.7 (µg/m3)
SO2 25 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 05:24:18
PM - 2.5 60.21 (µg/m3)
PM - 10 66.92 (µg/m3)
SO2 25.79 (µg/m3)
CO 2.22 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 05:23:52
PM - 2.5 23.56 (µg/m3)
PM - 10 58.01 (µg/m3)
SO2 4.01 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.85 (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 05:22:03
PM - 2.5 44.2 (µg/m3)
PM - 10 85.39 (µg/m3)
SO2 18.66 (µg/m3)
CO 0.50 (mg/m3)
NO2 8.87 (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 05:24:02
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 05:24:01
PM - 2.5 29.74 (µg/m3)
PM - 10 43.34 (µg/m3)
SO2 13.22 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 05:24:18
PM - 2.5 39.78 (µg/m3)
PM - 10 149.84 (µg/m3)
SO2 12.61 (µg/m3)
CO 4.22 (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 05:24:19
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.34 (mg/m3)
NO2 15.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 05:24:09
PM - 2.5 57.52 (µg/m3)
PM - 10 123.49 (µg/m3)
SO2 10.27 (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 05:24:08
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 10.2 (µg/m3)
CO 0.65 (mg/m3)
NO2 17.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 05:24:04
PM - 2.5 80.37 (µg/m3)
PM - 10 114.71 (µg/m3)
SO2 9.31 (µg/m3)
CO 3.12 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 05:24:13
PM - 2.5 44.79 (µg/m3)
PM - 10 79.91 (µg/m3)
SO2 18.67 (µg/m3)
CO 1.48 (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 05:24:05
PM - 2.5 42.73 (µg/m3)
PM - 10 188.7 (µg/m3)
SO2 25 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 05:24:18
PM - 2.5 60.21 (µg/m3)
PM - 10 66.92 (µg/m3)
SO2 25.79 (µg/m3)
CO 2.22 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 05:23:52
PM - 2.5 23.56 (µg/m3)
PM - 10 58.01 (µg/m3)
SO2 4.01 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.85 (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 05:22:03
PM - 2.5 44.2 (µg/m3)
PM - 10 85.39 (µg/m3)
SO2 18.66 (µg/m3)
CO 0.50 (mg/m3)
NO2 8.87 (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 05:24:02
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 05:24:01
PM - 2.5 29.74 (µg/m3)
PM - 10 43.34 (µg/m3)
SO2 13.22 (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	67.40

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	136.05
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	125.06
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	182.52

1 - 3

CAAQMS Data

1 - 10 of 2,026

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	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 05:24	17-APR-2026 23:54	60.21	66.92	25.79	-	2.22	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:24	17-APR-2026 23:50	44.79	79.91	18.67	-	1.48	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:24	17-APR-2026 23:52	80.37	114.71	9.31	-	3.12	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 05:23	17-APR-2026 23:53	61.15	66.37	24.76	-	2.20	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:23	17-APR-2026 23:50	44.72	79.34	18.55	-	1.47	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:23	17-APR-2026 23:52	80.34	114.69	9.28	-	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 05:23	17-APR-2026 23:53	62.17	65.71	25.68	-	2.21	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:23	17-APR-2026 23:49	44.65	78.98	18.93	-	1.47	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:23	17-APR-2026 23:51	80.54	114.37	9.45	-	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 05:22	17-APR-2026 23:52	62.94	65.17	26.74	-	2.18	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,026

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