Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
17-04-2026 19:54:07
PM - 2.5 44.96 (µg/m3)
PM - 10 97.97 (µg/m3)
SO2 11.25 (µg/m3)
CO 2.22 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 19:45:50
PM - 2.5 23.79 (µg/m3)
PM - 10 75.66 (µg/m3)
SO2 31.17 (µg/m3)
CO 0.12 (mg/m3)
NO2 26.09 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
17-04-2026 19:53:58
PM - 2.5 69.98 (µg/m3)
PM - 10 159.95 (µg/m3)
SO2 13.03 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 19:45:07
PM - 2.5 981.21 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 33.74 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 19:54:01
PM - 2.5 37 (µg/m3)
PM - 10 73 (µg/m3)
SO2 11.1 (µg/m3)
CO 0.39 (mg/m3)
NO2 17.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
17-04-2026 19:54:27
PM - 2.5 56.1 (µg/m3)
PM - 10 371.26 (µg/m3)
SO2 9.5 (µg/m3)
CO 3.52 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 19:54:03
PM - 2.5 94.89 (µg/m3)
PM - 10 224.7 (µg/m3)
SO2 19.59 (µg/m3)
CO 1.65 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 19:45:50
PM - 2.5 .05 (µg/m3)
PM - 10 (µg/m3)
SO2 .02 (µg/m3)
CO 0.23 (mg/m3)
NO2 242.23 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 19:54:07
PM - 2.5 96.85 (µg/m3)
PM - 10 338.7 (µg/m3)
SO2 14.67 (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
17-04-2026 19:53:55
PM - 2.5 183.83 (µg/m3)
PM - 10 636.97 (µg/m3)
SO2 23.6 (µg/m3)
CO 2.34 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 19:54:24
PM - 2.5 .16 (µg/m3)
PM - 10 2.31 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.31 (mg/m3)
NO2 17.68 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 19:48:16
PM - 2.5 56.83 (µg/m3)
PM - 10 97.99 (µg/m3)
SO2 25.84 (µg/m3)
CO 3.19 (mg/m3)
NO2 33.61 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 19:45:17
PM - 2.5 42.1 (µg/m3)
PM - 10 153.2 (µg/m3)
SO2 .17 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.58 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 19:52:03
PM - 2.5 37.8 (µg/m3)
PM - 10 66.67 (µg/m3)
SO2 17.88 (µg/m3)
CO 0.38 (mg/m3)
NO2 6.96 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 19:48:52
PM - 2.5 56.48 (µg/m3)
PM - 10 95.71 (µg/m3)
SO2 11.45 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.6 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
17-04-2026 19:46:20
PM - 2.5 37.27 (µg/m3)
PM - 10 61.81 (µg/m3)
SO2 7.61 (µg/m3)
CO 0.47 (mg/m3)
NO2 16.61 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 19:53:53
PM - 2.5 31 (µg/m3)
PM - 10 53 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.37 (mg/m3)
NO2 12.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 19:45:12
PM - 2.5 62.15 (µg/m3)
PM - 10 (µg/m3)
SO2 58.83 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 19:54:24
PM - 2.5 166.13 (µg/m3)
PM - 10 287.4 (µg/m3)
SO2 24.36 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
17-04-2026 19:54:07
PM - 2.5 44.96 (µg/m3)
PM - 10 97.97 (µg/m3)
SO2 11.25 (µg/m3)
CO 2.22 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 19:45:50
PM - 2.5 23.79 (µg/m3)
PM - 10 75.66 (µg/m3)
SO2 31.17 (µg/m3)
CO 0.12 (mg/m3)
NO2 26.09 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
17-04-2026 19:53:58
PM - 2.5 69.98 (µg/m3)
PM - 10 159.95 (µg/m3)
SO2 13.03 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 19:45:07
PM - 2.5 981.21 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 33.74 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 19:54:01
PM - 2.5 37 (µg/m3)
PM - 10 73 (µg/m3)
SO2 11.1 (µg/m3)
CO 0.39 (mg/m3)
NO2 17.8 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
17-04-2026 19:54:27
PM - 2.5 56.1 (µg/m3)
PM - 10 371.26 (µg/m3)
SO2 9.5 (µg/m3)
CO 3.52 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 19:54:03
PM - 2.5 94.89 (µg/m3)
PM - 10 224.7 (µg/m3)
SO2 19.59 (µg/m3)
CO 1.65 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 19:45:50
PM - 2.5 .05 (µg/m3)
PM - 10 (µg/m3)
SO2 .02 (µg/m3)
CO 0.23 (mg/m3)
NO2 242.23 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 19:54:07
PM - 2.5 96.85 (µg/m3)
PM - 10 338.7 (µg/m3)
SO2 14.67 (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
17-04-2026 19:53:55
PM - 2.5 183.83 (µg/m3)
PM - 10 636.97 (µg/m3)
SO2 23.6 (µg/m3)
CO 2.34 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 19:54:24
PM - 2.5 .16 (µg/m3)
PM - 10 2.31 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.31 (mg/m3)
NO2 17.68 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 19:48:16
PM - 2.5 56.83 (µg/m3)
PM - 10 97.99 (µg/m3)
SO2 25.84 (µg/m3)
CO 3.19 (mg/m3)
NO2 33.61 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 19:45:17
PM - 2.5 42.1 (µg/m3)
PM - 10 153.2 (µg/m3)
SO2 .17 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.58 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 19:52:03
PM - 2.5 37.8 (µg/m3)
PM - 10 66.67 (µg/m3)
SO2 17.88 (µg/m3)
CO 0.38 (mg/m3)
NO2 6.96 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 19:48:52
PM - 2.5 56.48 (µg/m3)
PM - 10 95.71 (µg/m3)
SO2 11.45 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.6 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
17-04-2026 19:46:20
PM - 2.5 37.27 (µg/m3)
PM - 10 61.81 (µg/m3)
SO2 7.61 (µg/m3)
CO 0.47 (mg/m3)
NO2 16.61 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 19:53:53
PM - 2.5 31 (µg/m3)
PM - 10 53 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.37 (mg/m3)
NO2 12.4 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 19:45:12
PM - 2.5 62.15 (µg/m3)
PM - 10 (µg/m3)
SO2 58.83 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 19:54:24
PM - 2.5 166.13 (µg/m3)
PM - 10 287.4 (µg/m3)
SO2 24.36 (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	219.34
17-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	124.47
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	122.92

1 - 3

CAAQMS Data

1 - 10 of 7,719

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	17-APR-2026 19:54	16-APR-2026 15:52	56.10	371.26	9.50	-	3.52	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:54	16-APR-2026 15:53	55.89	372.96	9.85	-	3.50	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:54	17-APR-2026 14:22	81.40	308.06	11.21	-	3.54	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 19:54	17-APR-2026 14:20	94.89	224.70	19.59	-	1.65	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:53	16-APR-2026 15:53	55.92	374.35	9.94	-	3.47	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:53	16-APR-2026 15:54	56.23	375.89	9.78	-	3.52	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	17-APR-2026 19:53	17-APR-2026 14:23	183.83	636.97	23.60	-	2.34	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:53	16-APR-2026 15:54	56.64	377.01	9.99	-	3.55	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:53	16-APR-2026 15:55	57.38	378.20	9.80	-	3.50	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 19:53	16-APR-2026 15:55	58.08	379.25	10.19	-	3.60	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 7,719

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