Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
20-04-2026 05:31:27
PM - 2.5 17.89 (µg/m3)
PM - 10 16.06 (µg/m3)
SO2 0 (µg/m3)
CO 0.03 (mg/m3)
NO2 2.09 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
20-04-2026 05:44:13
PM - 2.5 26.07 (µg/m3)
PM - 10 116.3 (µg/m3)
SO2 7.62 (µg/m3)
CO 5.55 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
20-04-2026 05:30:16
PM - 2.5 17.47 (µg/m3)
PM - 10 31.04 (µg/m3)
SO2 24.88 (µg/m3)
CO 0.03 (mg/m3)
NO2 3.7 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
20-04-2026 05:44:32
PM - 2.5 22 (µg/m3)
PM - 10 44 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.73 (mg/m3)
NO2 19.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
20-04-2026 05:33:07
PM - 2.5 36.41 (µg/m3)
PM - 10 117.76 (µg/m3)
SO2 2.26 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
20-04-2026 05:30:52
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 29.45 (µg/m3)
CO 2.21 (mg/m3)
NO2 5.13 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
20-04-2026 05:44:27
PM - 2.5 16 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.73 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
20-04-2026 05:44:31
PM - 2.5 98.11 (µg/m3)
PM - 10 240.07 (µg/m3)
SO2 41.17 (µg/m3)
CO 3.13 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
20-04-2026 05:44:10
PM - 2.5 49.47 (µg/m3)
PM - 10 108.5 (µg/m3)
SO2 18.85 (µg/m3)
CO 3.81 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
20-04-2026 05:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.65 (mg/m3)
NO2 184.53 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
20-04-2026 05:44:35
PM - 2.5 59.34 (µg/m3)
PM - 10 344.5 (µg/m3)
SO2 2.74 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
20-04-2026 05:44:24
PM - 2.5 117.86 (µg/m3)
PM - 10 403.1 (µg/m3)
SO2 31.7 (µg/m3)
CO 2.94 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
20-04-2026 05:44:12
PM - 2.5 .47 (µg/m3)
PM - 10 59.67 (µg/m3)
SO2 4.76 (µg/m3)
CO 0.22 (mg/m3)
NO2 1.85 (µg/m3)
Northern Coalfields Limited
NCL_CETI
20-04-2026 05:33:19
PM - 2.5 213.56 (µg/m3)
PM - 10 368.21 (µg/m3)
SO2 40.95 (µg/m3)
CO 4.73 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
20-04-2026 05:30:25
PM - 2.5 33 (µg/m3)
PM - 10 103.1 (µg/m3)
SO2 1.04 (µg/m3)
CO 0.58 (mg/m3)
NO2 1.83 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
20-04-2026 05:37:05
PM - 2.5 47.1 (µg/m3)
PM - 10 93.92 (µg/m3)
SO2 19.02 (µg/m3)
CO 0.56 (mg/m3)
NO2 9.75 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
20-04-2026 05:34:07
PM - 2.5 57.41 (µg/m3)
PM - 10 97.14 (µg/m3)
SO2 11.7 (µg/m3)
CO 0.65 (mg/m3)
NO2 5.93 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
20-04-2026 05:31:22
PM - 2.5 (µg/m3)
PM - 10 56.84 (µg/m3)
SO2 5.99 (µg/m3)
CO 0.49 (mg/m3)
NO2 16.54 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
20-04-2026 05:44:27
PM - 2.5 31 (µg/m3)
PM - 10 53 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.48 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
20-04-2026 05:30:58
PM - 2.5 22.29 (µg/m3)
PM - 10 (µg/m3)
SO2 19.21 (µg/m3)
CO 0.50 (mg/m3)
NO2 270 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
20-04-2026 05:44:10
PM - 2.5 44.6 (µg/m3)
PM - 10 139.79 (µg/m3)
SO2 64.76 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
20-04-2026 05:31:27
PM - 2.5 17.89 (µg/m3)
PM - 10 16.06 (µg/m3)
SO2 0 (µg/m3)
CO 0.03 (mg/m3)
NO2 2.09 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
20-04-2026 05:44:13
PM - 2.5 26.07 (µg/m3)
PM - 10 116.3 (µg/m3)
SO2 7.62 (µg/m3)
CO 5.55 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
20-04-2026 05:30:16
PM - 2.5 17.47 (µg/m3)
PM - 10 31.04 (µg/m3)
SO2 24.88 (µg/m3)
CO 0.03 (mg/m3)
NO2 3.7 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
20-04-2026 05:44:32
PM - 2.5 22 (µg/m3)
PM - 10 44 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.73 (mg/m3)
NO2 19.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
20-04-2026 05:33:07
PM - 2.5 36.41 (µg/m3)
PM - 10 117.76 (µg/m3)
SO2 2.26 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
20-04-2026 05:30:52
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 29.45 (µg/m3)
CO 2.21 (mg/m3)
NO2 5.13 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
20-04-2026 05:44:27
PM - 2.5 16 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.73 (mg/m3)
NO2 17.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
20-04-2026 05:44:31
PM - 2.5 98.11 (µg/m3)
PM - 10 240.07 (µg/m3)
SO2 41.17 (µg/m3)
CO 3.13 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
20-04-2026 05:44:10
PM - 2.5 49.47 (µg/m3)
PM - 10 108.5 (µg/m3)
SO2 18.85 (µg/m3)
CO 3.81 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
20-04-2026 05:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.65 (mg/m3)
NO2 184.53 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
20-04-2026 05:44:35
PM - 2.5 59.34 (µg/m3)
PM - 10 344.5 (µg/m3)
SO2 2.74 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
20-04-2026 05:44:24
PM - 2.5 117.86 (µg/m3)
PM - 10 403.1 (µg/m3)
SO2 31.7 (µg/m3)
CO 2.94 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
20-04-2026 05:44:12
PM - 2.5 .47 (µg/m3)
PM - 10 59.67 (µg/m3)
SO2 4.76 (µg/m3)
CO 0.22 (mg/m3)
NO2 1.85 (µg/m3)
Northern Coalfields Limited
NCL_CETI
20-04-2026 05:33:19
PM - 2.5 213.56 (µg/m3)
PM - 10 368.21 (µg/m3)
SO2 40.95 (µg/m3)
CO 4.73 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
20-04-2026 05:30:25
PM - 2.5 33 (µg/m3)
PM - 10 103.1 (µg/m3)
SO2 1.04 (µg/m3)
CO 0.58 (mg/m3)
NO2 1.83 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
20-04-2026 05:37:05
PM - 2.5 47.1 (µg/m3)
PM - 10 93.92 (µg/m3)
SO2 19.02 (µg/m3)
CO 0.56 (mg/m3)
NO2 9.75 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
20-04-2026 05:34:07
PM - 2.5 57.41 (µg/m3)
PM - 10 97.14 (µg/m3)
SO2 11.7 (µg/m3)
CO 0.65 (mg/m3)
NO2 5.93 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
20-04-2026 05:31:22
PM - 2.5 (µg/m3)
PM - 10 56.84 (µg/m3)
SO2 5.99 (µg/m3)
CO 0.49 (mg/m3)
NO2 16.54 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
20-04-2026 05:44:27
PM - 2.5 31 (µg/m3)
PM - 10 53 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.48 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
20-04-2026 05:30:58
PM - 2.5 22.29 (µg/m3)
PM - 10 (µg/m3)
SO2 19.21 (µg/m3)
CO 0.50 (mg/m3)
NO2 270 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
20-04-2026 05:44:10
PM - 2.5 44.6 (µg/m3)
PM - 10 139.79 (µg/m3)
SO2 64.76 (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)
20-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	101.34
20-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	90.01
20-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	110.47

1 - 3

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
20-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	195.70
20-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	189.18
20-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	320.29

1 - 3

CAAQMS Data

1 - 10 of 2,151

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	20-APR-2026 05:44	20-APR-2026 00:13	98.11	240.07	41.17	-	3.13	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	20-APR-2026 05:44	20-APR-2026 00:14	117.86	403.10	31.70	-	2.94	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	20-APR-2026 05:44	20-APR-2026 00:10	49.47	108.50	18.85	-	3.81	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	20-APR-2026 05:43	20-APR-2026 00:12	98.70	241.99	44.31	-	3.18	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	20-APR-2026 05:43	20-APR-2026 00:13	117.96	403.43	31.75	-	2.94	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	20-APR-2026 05:43	20-APR-2026 00:09	49.48	107.90	18.81	-	3.83	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	20-APR-2026 05:43	20-APR-2026 00:12	99.22	243.58	46.03	-	3.18	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	20-APR-2026 05:43	20-APR-2026 00:13	117.79	403.70	32.20	-	2.93	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	20-APR-2026 05:43	20-APR-2026 00:09	49.60	107.20	18.61	-	3.83	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	20-APR-2026 05:42	20-APR-2026 00:11	99.96	245.20	46.53	-	3.27	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,151

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