Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
17-04-2026 17:59:07
PM - 2.5 31.78 (µg/m3)
PM - 10 20.29 (µg/m3)
SO2 9.27 (µg/m3)
CO 7.66 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 17:45:43
PM - 2.5 17.28 (µg/m3)
PM - 10 55.89 (µg/m3)
SO2 33.18 (µg/m3)
CO 0.06 (mg/m3)
NO2 5.75 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 17:58:40
PM - 2.5 24 (µg/m3)
PM - 10 46 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.29 (mg/m3)
NO2 16.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
17-04-2026 17:58:57
PM - 2.5 36.66 (µg/m3)
PM - 10 152.04 (µg/m3)
SO2 8.36 (µg/m3)
CO 0.96 (mg/m3)
NO2 11.8 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 17:45:36
PM - 2.5 2.49 (µg/m3)
PM - 10 (µg/m3)
SO2 5.79 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 17:59:15
PM - 2.5 21 (µg/m3)
PM - 10 42 (µg/m3)
SO2 11.8 (µg/m3)
CO 0.41 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 17:59:18
PM - 2.5 64 (µg/m3)
PM - 10 98 (µg/m3)
SO2 6.4 (µg/m3)
CO 0.33 (mg/m3)
NO2 23.9 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
17-04-2026 17:58:53
PM - 2.5 49.09 (µg/m3)
PM - 10 378.96 (µg/m3)
SO2 10.01 (µg/m3)
CO 2.96 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 17:59:01
PM - 2.5 35.09 (µg/m3)
PM - 10 163.4 (µg/m3)
SO2 18.06 (µg/m3)
CO 1.03 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 17:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.55 (mg/m3)
NO2 31.62 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 17:59:07
PM - 2.5 62.07 (µg/m3)
PM - 10 235.8 (µg/m3)
SO2 3.16 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
17-04-2026 17:59:15
PM - 2.5 69.7 (µg/m3)
PM - 10 246.65 (µg/m3)
SO2 22.05 (µg/m3)
CO 1.69 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 17:48:15
PM - 2.5 58.94 (µg/m3)
PM - 10 101.62 (µg/m3)
SO2 537.91 (µg/m3)
CO 3.66 (mg/m3)
NO2 33.6 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 17:45:45
PM - 2.5 20.3 (µg/m3)
PM - 10 97.4 (µg/m3)
SO2 .65 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.91 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 17:52:03
PM - 2.5 43.2 (µg/m3)
PM - 10 82.41 (µg/m3)
SO2 18.54 (µg/m3)
CO 0.48 (mg/m3)
NO2 8.57 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 17:48:52
PM - 2.5 50.15 (µg/m3)
PM - 10 86 (µg/m3)
SO2 9.74 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.32 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
17-04-2026 17:46:20
PM - 2.5 64.25 (µg/m3)
PM - 10 57.34 (µg/m3)
SO2 6.73 (µg/m3)
CO 0.44 (mg/m3)
NO2 16.91 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 17:58:53
PM - 2.5 111 (µg/m3)
PM - 10 198 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.15 (mg/m3)
NO2 17.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 17:45:38
PM - 2.5 90 (µg/m3)
PM - 10 (µg/m3)
SO2 38.17 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 17:59:22
PM - 2.5 26.16 (µg/m3)
PM - 10 63.07 (µg/m3)
SO2 117.83 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
17-04-2026 17:59:07
PM - 2.5 31.78 (µg/m3)
PM - 10 20.29 (µg/m3)
SO2 9.27 (µg/m3)
CO 7.66 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 17:45:43
PM - 2.5 17.28 (µg/m3)
PM - 10 55.89 (µg/m3)
SO2 33.18 (µg/m3)
CO 0.06 (mg/m3)
NO2 5.75 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 17:58:40
PM - 2.5 24 (µg/m3)
PM - 10 46 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.29 (mg/m3)
NO2 16.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
17-04-2026 17:58:57
PM - 2.5 36.66 (µg/m3)
PM - 10 152.04 (µg/m3)
SO2 8.36 (µg/m3)
CO 0.96 (mg/m3)
NO2 11.8 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 17:45:36
PM - 2.5 2.49 (µg/m3)
PM - 10 (µg/m3)
SO2 5.79 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 17:59:15
PM - 2.5 21 (µg/m3)
PM - 10 42 (µg/m3)
SO2 11.8 (µg/m3)
CO 0.41 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 17:59:18
PM - 2.5 64 (µg/m3)
PM - 10 98 (µg/m3)
SO2 6.4 (µg/m3)
CO 0.33 (mg/m3)
NO2 23.9 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
17-04-2026 17:58:53
PM - 2.5 49.09 (µg/m3)
PM - 10 378.96 (µg/m3)
SO2 10.01 (µg/m3)
CO 2.96 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 17:59:01
PM - 2.5 35.09 (µg/m3)
PM - 10 163.4 (µg/m3)
SO2 18.06 (µg/m3)
CO 1.03 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 17:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.55 (mg/m3)
NO2 31.62 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 17:59:07
PM - 2.5 62.07 (µg/m3)
PM - 10 235.8 (µg/m3)
SO2 3.16 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
17-04-2026 17:59:15
PM - 2.5 69.7 (µg/m3)
PM - 10 246.65 (µg/m3)
SO2 22.05 (µg/m3)
CO 1.69 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 17:48:15
PM - 2.5 58.94 (µg/m3)
PM - 10 101.62 (µg/m3)
SO2 537.91 (µg/m3)
CO 3.66 (mg/m3)
NO2 33.6 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 17:45:45
PM - 2.5 20.3 (µg/m3)
PM - 10 97.4 (µg/m3)
SO2 .65 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.91 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 17:52:03
PM - 2.5 43.2 (µg/m3)
PM - 10 82.41 (µg/m3)
SO2 18.54 (µg/m3)
CO 0.48 (mg/m3)
NO2 8.57 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 17:48:52
PM - 2.5 50.15 (µg/m3)
PM - 10 86 (µg/m3)
SO2 9.74 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.32 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
17-04-2026 17:46:20
PM - 2.5 64.25 (µg/m3)
PM - 10 57.34 (µg/m3)
SO2 6.73 (µg/m3)
CO 0.44 (mg/m3)
NO2 16.91 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 17:58:53
PM - 2.5 111 (µg/m3)
PM - 10 198 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.15 (mg/m3)
NO2 17.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 17:45:38
PM - 2.5 90 (µg/m3)
PM - 10 (µg/m3)
SO2 38.17 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 17:59:22
PM - 2.5 26.16 (µg/m3)
PM - 10 63.07 (µg/m3)
SO2 117.83 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
17-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	352.06
17-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	116.65

1 - 2

CAAQMS Data

1 - 10 of 4,787

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	17-APR-2026 17:59	17-APR-2026 12:29	69.70	246.65	22.05	-	1.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 17:59	17-APR-2026 12:25	35.09	163.40	18.06	-	1.03	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:58	17-APR-2026 10:25	49.09	378.96	10.01	-	2.96	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:58	17-APR-2026 10:25	48.74	382.86	10.15	-	3.05	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:58	17-APR-2026 10:26	48.60	386.01	10.37	-	2.99	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:58	17-APR-2026 10:26	48.48	389.41	10.44	-	2.93	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:58	17-APR-2026 10:27	48.58	392.25	10.16	-	2.99	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:58	17-APR-2026 10:27	48.82	395.25	9.92	-	2.95	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:58	17-APR-2026 10:28	49.11	397.77	9.91	-	2.99	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 17:58	17-APR-2026 10:28	49.50	400.55	10.01	-	2.91	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 4,787

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