Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 22:51:05
PM - 2.5 49.45 (µg/m3)
PM - 10 175.89 (µg/m3)
SO2 25.9 (µg/m3)
CO 4.28 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 22:45:33
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 36.61 (µg/m3)
CO 0.46 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 22:50:28
PM - 2.5 32 (µg/m3)
PM - 10 65 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.45 (mg/m3)
NO2 39.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 22:50:59
PM - 2.5 80.04 (µg/m3)
PM - 10 193.07 (µg/m3)
SO2 12.91 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 22:45:50
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.29 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 22:51:06
PM - 2.5 17 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.88 (mg/m3)
NO2 17.9 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 22:50:57
PM - 2.5 30 (µg/m3)
PM - 10 46 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.33 (mg/m3)
NO2 25.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 22:50:51
PM - 2.5 98.09 (µg/m3)
PM - 10 266.65 (µg/m3)
SO2 8.14 (µg/m3)
CO 6.91 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 22:51:03
PM - 2.5 92.26 (µg/m3)
PM - 10 203.5 (µg/m3)
SO2 18.8 (µg/m3)
CO 1.85 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 22:45:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.15 (mg/m3)
NO2 125.17 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 22:51:06
PM - 2.5 123.5 (µg/m3)
PM - 10 602.3 (µg/m3)
SO2 9.71 (µg/m3)
CO 0.57 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 22:50:55
PM - 2.5 260.22 (µg/m3)
PM - 10 927.14 (µg/m3)
SO2 33.98 (µg/m3)
CO 3.96 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
19-04-2026 22:51:04
PM - 2.5 20.15 (µg/m3)
PM - 10 0 (µg/m3)
SO2 4.53 (µg/m3)
CO 0.27 (mg/m3)
NO2 1.94 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 22:48:19
PM - 2.5 75.46 (µg/m3)
PM - 10 130.11 (µg/m3)
SO2 32.43 (µg/m3)
CO 3.81 (mg/m3)
NO2 33.66 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 22:45:25
PM - 2.5 47.9 (µg/m3)
PM - 10 145.1 (µg/m3)
SO2 .72 (µg/m3)
CO 0.51 (mg/m3)
NO2 1.59 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 22:37:04
PM - 2.5 50.4 (µg/m3)
PM - 10 103.48 (µg/m3)
SO2 19.42 (µg/m3)
CO 0.62 (mg/m3)
NO2 10.72 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 22:49:05
PM - 2.5 52.99 (µg/m3)
PM - 10 90.36 (µg/m3)
SO2 10.51 (µg/m3)
CO 0.45 (mg/m3)
NO2 4.34 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 22:46:22
PM - 2.5 2147483.75 (µg/m3)
PM - 10 72.22 (µg/m3)
SO2 7.43 (µg/m3)
CO 0.63 (mg/m3)
NO2 16.62 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 22:50:58
PM - 2.5 41 (µg/m3)
PM - 10 73 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.46 (mg/m3)
NO2 10.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 22:45:40
PM - 2.5 48.08 (µg/m3)
PM - 10 (µg/m3)
SO2 44.71 (µg/m3)
CO 0.54 (mg/m3)
NO2 252.73 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 22:51:03
PM - 2.5 65.85 (µg/m3)
PM - 10 110.79 (µg/m3)
SO2 29.89 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 22:51:05
PM - 2.5 49.45 (µg/m3)
PM - 10 175.89 (µg/m3)
SO2 25.9 (µg/m3)
CO 4.28 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 22:45:33
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 36.61 (µg/m3)
CO 0.46 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 22:50:28
PM - 2.5 32 (µg/m3)
PM - 10 65 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.45 (mg/m3)
NO2 39.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 22:50:59
PM - 2.5 80.04 (µg/m3)
PM - 10 193.07 (µg/m3)
SO2 12.91 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 22:45:50
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.29 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 22:51:06
PM - 2.5 17 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.88 (mg/m3)
NO2 17.9 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 22:50:57
PM - 2.5 30 (µg/m3)
PM - 10 46 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.33 (mg/m3)
NO2 25.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 22:50:51
PM - 2.5 98.09 (µg/m3)
PM - 10 266.65 (µg/m3)
SO2 8.14 (µg/m3)
CO 6.91 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 22:51:03
PM - 2.5 92.26 (µg/m3)
PM - 10 203.5 (µg/m3)
SO2 18.8 (µg/m3)
CO 1.85 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 22:45:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.15 (mg/m3)
NO2 125.17 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 22:51:06
PM - 2.5 123.5 (µg/m3)
PM - 10 602.3 (µg/m3)
SO2 9.71 (µg/m3)
CO 0.57 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 22:50:55
PM - 2.5 260.22 (µg/m3)
PM - 10 927.14 (µg/m3)
SO2 33.98 (µg/m3)
CO 3.96 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
19-04-2026 22:51:04
PM - 2.5 20.15 (µg/m3)
PM - 10 0 (µg/m3)
SO2 4.53 (µg/m3)
CO 0.27 (mg/m3)
NO2 1.94 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 22:48:19
PM - 2.5 75.46 (µg/m3)
PM - 10 130.11 (µg/m3)
SO2 32.43 (µg/m3)
CO 3.81 (mg/m3)
NO2 33.66 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 22:45:25
PM - 2.5 47.9 (µg/m3)
PM - 10 145.1 (µg/m3)
SO2 .72 (µg/m3)
CO 0.51 (mg/m3)
NO2 1.59 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 22:37:04
PM - 2.5 50.4 (µg/m3)
PM - 10 103.48 (µg/m3)
SO2 19.42 (µg/m3)
CO 0.62 (mg/m3)
NO2 10.72 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 22:49:05
PM - 2.5 52.99 (µg/m3)
PM - 10 90.36 (µg/m3)
SO2 10.51 (µg/m3)
CO 0.45 (mg/m3)
NO2 4.34 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 22:46:22
PM - 2.5 2147483.75 (µg/m3)
PM - 10 72.22 (µg/m3)
SO2 7.43 (µg/m3)
CO 0.63 (mg/m3)
NO2 16.62 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 22:50:58
PM - 2.5 41 (µg/m3)
PM - 10 73 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.46 (mg/m3)
NO2 10.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 22:45:40
PM - 2.5 48.08 (µg/m3)
PM - 10 (µg/m3)
SO2 44.71 (µg/m3)
CO 0.54 (mg/m3)
NO2 252.73 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 22:51:03
PM - 2.5 65.85 (µg/m3)
PM - 10 110.79 (µg/m3)
SO2 29.89 (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	65.31
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	63.66
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	113.62
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	245.14
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	142.60
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	278.14

1 - 3

CAAQMS Data

1 - 10 of 8,387

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 22:51	19-APR-2026 17:17	92.26	203.50	18.80	-	1.85	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	19-APR-2026 22:50	19-APR-2026 17:20	260.22	927.14	33.98	-	3.96	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 22:50	19-APR-2026 17:19	98.09	266.65	8.14	-	6.91	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 22:50	19-APR-2026 17:16	92.74	204.30	18.68	-	1.86	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	19-APR-2026 22:50	19-APR-2026 17:20	261.19	931.96	31.84	-	4.00	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 22:50	19-APR-2026 17:18	98.33	266.17	7.99	-	4.75	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 22:50	19-APR-2026 17:16	93.24	205.20	18.36	-	1.87	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	19-APR-2026 22:49	19-APR-2026 17:19	262.27	937.75	32.61	-	3.99	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 22:49	19-APR-2026 17:18	98.69	265.82	7.99	-	3.68	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 22:49	19-APR-2026 17:15	93.70	206.30	18.63	-	1.87	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 8,387

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