Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 04:47:54
PM - 2.5 44.5 (µg/m3)
PM - 10 165.9 (µg/m3)
SO2 17.63 (µg/m3)
CO 8.17 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 04:45:42
PM - 2.5 29.21 (µg/m3)
PM - 10 61.27 (µg/m3)
SO2 19.16 (µg/m3)
CO 0.44 (mg/m3)
NO2 9.86 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 04:47:50
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.78 (mg/m3)
NO2 13.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 04:48:10
PM - 2.5 79.32 (µg/m3)
PM - 10 175.27 (µg/m3)
SO2 30.75 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 04:45:06
PM - 2.5 981 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 28.73 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 04:48:08
PM - 2.5 19 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.7 (µg/m3)
CO 1.06 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 04:48:03
PM - 2.5 19 (µg/m3)
PM - 10 28 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.30 (mg/m3)
NO2 23.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 04:48:03
PM - 2.5 143.26 (µg/m3)
PM - 10 152.4 (µg/m3)
SO2 29.53 (µg/m3)
CO 2.98 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 04:48:10
PM - 2.5 60.9 (µg/m3)
PM - 10 123.1 (µg/m3)
SO2 19.89 (µg/m3)
CO 1.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 04:47:50
PM - 2.5 60.61 (µg/m3)
PM - 10 153.65 (µg/m3)
SO2 16.65 (µg/m3)
CO 2.14 (mg/m3)
NO2 .84 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 04:45:51
PM - 2.5 69.58 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 983.2 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 04:48:05
PM - 2.5 102.8 (µg/m3)
PM - 10 261.4 (µg/m3)
SO2 13.83 (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
19-04-2026 04:48:02
PM - 2.5 97.87 (µg/m3)
PM - 10 267.79 (µg/m3)
SO2 30.15 (µg/m3)
CO 2.42 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 04:33:17
PM - 2.5 143.24 (µg/m3)
PM - 10 246.97 (µg/m3)
SO2 29.84 (µg/m3)
CO 4.81 (mg/m3)
NO2 33.66 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 04:45:23
PM - 2.5 53 (µg/m3)
PM - 10 93.5 (µg/m3)
SO2 0 (µg/m3)
CO 0.56 (mg/m3)
NO2 1.87 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 04:37:04
PM - 2.5 38.9 (µg/m3)
PM - 10 69.79 (µg/m3)
SO2 18.01 (µg/m3)
CO 0.40 (mg/m3)
NO2 7.28 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 04:34:00
PM - 2.5 52.68 (µg/m3)
PM - 10 89.89 (µg/m3)
SO2 10.42 (µg/m3)
CO 0.43 (mg/m3)
NO2 4.23 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 04:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 59.46 (µg/m3)
SO2 0 (µg/m3)
CO 0.51 (mg/m3)
NO2 16.44 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 04:47:49
PM - 2.5 31 (µg/m3)
PM - 10 53 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.46 (mg/m3)
NO2 10.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 04:45:15
PM - 2.5 30.61 (µg/m3)
PM - 10 (µg/m3)
SO2 27.41 (µg/m3)
CO 1.29 (mg/m3)
NO2 253.38 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 04:47:49
PM - 2.5 110.93 (µg/m3)
PM - 10 132.4 (µg/m3)
SO2 181.39 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 04:47:54
PM - 2.5 44.5 (µg/m3)
PM - 10 165.9 (µg/m3)
SO2 17.63 (µg/m3)
CO 8.17 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 04:45:42
PM - 2.5 29.21 (µg/m3)
PM - 10 61.27 (µg/m3)
SO2 19.16 (µg/m3)
CO 0.44 (mg/m3)
NO2 9.86 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 04:47:50
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.78 (mg/m3)
NO2 13.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 04:48:10
PM - 2.5 79.32 (µg/m3)
PM - 10 175.27 (µg/m3)
SO2 30.75 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 04:45:06
PM - 2.5 981 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 28.73 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 04:48:08
PM - 2.5 19 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.7 (µg/m3)
CO 1.06 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 04:48:03
PM - 2.5 19 (µg/m3)
PM - 10 28 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.30 (mg/m3)
NO2 23.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 04:48:03
PM - 2.5 143.26 (µg/m3)
PM - 10 152.4 (µg/m3)
SO2 29.53 (µg/m3)
CO 2.98 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 04:48:10
PM - 2.5 60.9 (µg/m3)
PM - 10 123.1 (µg/m3)
SO2 19.89 (µg/m3)
CO 1.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 04:47:50
PM - 2.5 60.61 (µg/m3)
PM - 10 153.65 (µg/m3)
SO2 16.65 (µg/m3)
CO 2.14 (mg/m3)
NO2 .84 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 04:45:51
PM - 2.5 69.58 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 983.2 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 04:48:05
PM - 2.5 102.8 (µg/m3)
PM - 10 261.4 (µg/m3)
SO2 13.83 (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
19-04-2026 04:48:02
PM - 2.5 97.87 (µg/m3)
PM - 10 267.79 (µg/m3)
SO2 30.15 (µg/m3)
CO 2.42 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 04:33:17
PM - 2.5 143.24 (µg/m3)
PM - 10 246.97 (µg/m3)
SO2 29.84 (µg/m3)
CO 4.81 (mg/m3)
NO2 33.66 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 04:45:23
PM - 2.5 53 (µg/m3)
PM - 10 93.5 (µg/m3)
SO2 0 (µg/m3)
CO 0.56 (mg/m3)
NO2 1.87 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 04:37:04
PM - 2.5 38.9 (µg/m3)
PM - 10 69.79 (µg/m3)
SO2 18.01 (µg/m3)
CO 0.40 (mg/m3)
NO2 7.28 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 04:34:00
PM - 2.5 52.68 (µg/m3)
PM - 10 89.89 (µg/m3)
SO2 10.42 (µg/m3)
CO 0.43 (mg/m3)
NO2 4.23 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 04:46:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 59.46 (µg/m3)
SO2 0 (µg/m3)
CO 0.51 (mg/m3)
NO2 16.44 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 04:47:49
PM - 2.5 31 (µg/m3)
PM - 10 53 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.46 (mg/m3)
NO2 10.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 04:45:15
PM - 2.5 30.61 (µg/m3)
PM - 10 (µg/m3)
SO2 27.41 (µg/m3)
CO 1.29 (mg/m3)
NO2 253.38 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 04:47:49
PM - 2.5 110.93 (µg/m3)
PM - 10 132.4 (µg/m3)
SO2 181.39 (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)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	69.95
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	92.02
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	111.17
19-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	2,147,483.75

1 - 4

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	133.61
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	173.47
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	285.84

1 - 3

CAAQMS Data

1 - 10 of 1,775

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	19-APR-2026 04:48	18-APR-2026 23:14	60.90	123.10	19.89	-	1.77	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 04:48	18-APR-2026 23:16	143.26	152.40	29.53	-	2.98	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	19-APR-2026 04:48	18-APR-2026 23:18	97.87	267.79	30.15	-	2.42	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 04:47	18-APR-2026 23:13	60.70	122.80	19.64	-	1.76	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 04:47	18-APR-2026 23:16	142.61	151.96	30.53	-	3.00	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	19-APR-2026 04:47	18-APR-2026 23:17	99.05	267.79	30.20	-	2.38	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 04:47	18-APR-2026 23:13	60.53	122.70	19.44	-	1.75	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 04:47	18-APR-2026 23:15	141.91	151.60	31.45	-	3.00	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	19-APR-2026 04:47	18-APR-2026 23:16	99.88	267.79	30.95	-	2.40	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 04:46	18-APR-2026 23:12	60.38	122.50	19.40	-	1.76	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,775

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