Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 02:43:15
PM - 2.5 45.12 (µg/m3)
PM - 10 173.76 (µg/m3)
SO2 18.81 (µg/m3)
CO 4.57 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 02:30:39
PM - 2.5 29.8 (µg/m3)
PM - 10 67.98 (µg/m3)
SO2 20.88 (µg/m3)
CO 0.43 (mg/m3)
NO2 9.45 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 02:43:02
PM - 2.5 36 (µg/m3)
PM - 10 71 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.66 (mg/m3)
NO2 14.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 02:43:06
PM - 2.5 48.9 (µg/m3)
PM - 10 120.8 (µg/m3)
SO2 22.54 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 02:30:07
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.29 (µg/m3)
CO ##### (mg/m3)
NO2 .28 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 02:42:51
PM - 2.5 17 (µg/m3)
PM - 10 34 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.82 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 02:43:01
PM - 2.5 71.51 (µg/m3)
PM - 10 129.09 (µg/m3)
SO2 12.45 (µg/m3)
CO 3.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 02:43:10
PM - 2.5 54.87 (µg/m3)
PM - 10 138.1 (µg/m3)
SO2 18.98 (µg/m3)
CO 1.62 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 02:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 983.82 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 02:43:06
PM - 2.5 70.71 (µg/m3)
PM - 10 104.7 (µg/m3)
SO2 16.1 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 02:43:03
PM - 2.5 61.63 (µg/m3)
PM - 10 159.08 (µg/m3)
SO2 27.89 (µg/m3)
CO 2.35 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 02:43:15
PM - 2.5 32.46 (µg/m3)
PM - 10 37.01 (µg/m3)
SO2 6.03 (µg/m3)
CO 0.14 (mg/m3)
NO2 1.72 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 02:33:16
PM - 2.5 58.58 (µg/m3)
PM - 10 101 (µg/m3)
SO2 23.95 (µg/m3)
CO 3.46 (mg/m3)
NO2 33.66 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 02:37:03
PM - 2.5 45.1 (µg/m3)
PM - 10 87.96 (µg/m3)
SO2 18.77 (µg/m3)
CO 0.52 (mg/m3)
NO2 9.14 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 02:33:54
PM - 2.5 54.29 (µg/m3)
PM - 10 92.36 (µg/m3)
SO2 10.86 (µg/m3)
CO 0.51 (mg/m3)
NO2 4.81 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 02:31:20
PM - 2.5 40.35 (µg/m3)
PM - 10 64.61 (µg/m3)
SO2 7 (µg/m3)
CO 0.49 (mg/m3)
NO2 16.69 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 02:43:03
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.51 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 02:30:26
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 20.48 (µg/m3)
CO ##### (mg/m3)
NO2 .22 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 02:42:59
PM - 2.5 68.61 (µg/m3)
PM - 10 76.69 (µg/m3)
SO2 16.05 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 02:43:15
PM - 2.5 45.12 (µg/m3)
PM - 10 173.76 (µg/m3)
SO2 18.81 (µg/m3)
CO 4.57 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 02:30:39
PM - 2.5 29.8 (µg/m3)
PM - 10 67.98 (µg/m3)
SO2 20.88 (µg/m3)
CO 0.43 (mg/m3)
NO2 9.45 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 02:43:02
PM - 2.5 36 (µg/m3)
PM - 10 71 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.66 (mg/m3)
NO2 14.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 02:43:06
PM - 2.5 48.9 (µg/m3)
PM - 10 120.8 (µg/m3)
SO2 22.54 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 02:30:07
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.29 (µg/m3)
CO ##### (mg/m3)
NO2 .28 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 02:42:51
PM - 2.5 17 (µg/m3)
PM - 10 34 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.82 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 02:43:01
PM - 2.5 71.51 (µg/m3)
PM - 10 129.09 (µg/m3)
SO2 12.45 (µg/m3)
CO 3.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 02:43:10
PM - 2.5 54.87 (µg/m3)
PM - 10 138.1 (µg/m3)
SO2 18.98 (µg/m3)
CO 1.62 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 02:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 983.82 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 02:43:06
PM - 2.5 70.71 (µg/m3)
PM - 10 104.7 (µg/m3)
SO2 16.1 (µg/m3)
CO 0.53 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 02:43:03
PM - 2.5 61.63 (µg/m3)
PM - 10 159.08 (µg/m3)
SO2 27.89 (µg/m3)
CO 2.35 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 02:43:15
PM - 2.5 32.46 (µg/m3)
PM - 10 37.01 (µg/m3)
SO2 6.03 (µg/m3)
CO 0.14 (mg/m3)
NO2 1.72 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 02:33:16
PM - 2.5 58.58 (µg/m3)
PM - 10 101 (µg/m3)
SO2 23.95 (µg/m3)
CO 3.46 (mg/m3)
NO2 33.66 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 02:37:03
PM - 2.5 45.1 (µg/m3)
PM - 10 87.96 (µg/m3)
SO2 18.77 (µg/m3)
CO 0.52 (mg/m3)
NO2 9.14 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 02:33:54
PM - 2.5 54.29 (µg/m3)
PM - 10 92.36 (µg/m3)
SO2 10.86 (µg/m3)
CO 0.51 (mg/m3)
NO2 4.81 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 02:31:20
PM - 2.5 40.35 (µg/m3)
PM - 10 64.61 (µg/m3)
SO2 7 (µg/m3)
CO 0.49 (mg/m3)
NO2 16.69 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 02:43:03
PM - 2.5 36 (µg/m3)
PM - 10 64 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.51 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 02:30:26
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 20.48 (µg/m3)
CO ##### (mg/m3)
NO2 .22 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 02:42:59
PM - 2.5 68.61 (µg/m3)
PM - 10 76.69 (µg/m3)
SO2 16.05 (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	91.71
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	63.32
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	78.47

1 - 3

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	169.43
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	141.96
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	248.86

1 - 3

CAAQMS Data

1 - 10 of 1,014

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 02:43	17-APR-2026 21:09	54.87	138.10	18.98	-	1.62	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 02:43	17-APR-2026 21:13	61.63	159.08	27.89	-	2.35	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 02:43	17-APR-2026 21:11	71.51	129.09	12.45	-	3.18	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 02:42	17-APR-2026 21:08	55.10	139.80	18.90	-	1.62	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 02:42	17-APR-2026 21:11	71.51	129.14	12.36	-	3.14	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 02:42	17-APR-2026 21:12	61.60	159.22	24.89	-	2.33	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 02:42	17-APR-2026 21:08	55.58	141.50	19.68	-	1.63	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 02:42	17-APR-2026 21:10	71.63	129.21	12.47	-	3.10	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 02:41	17-APR-2026 21:11	61.52	159.37	26.31	-	2.31	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 02:41	17-APR-2026 21:07	56.14	143.30	19.73	-	1.63	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,014

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