Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
17-04-2026 21:02:36
PM - 2.5 55.18 (µg/m3)
PM - 10 108.62 (µg/m3)
SO2 18.83 (µg/m3)
CO 2.05 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 21:00:30
PM - 2.5 24.02 (µg/m3)
PM - 10 89.62 (µg/m3)
SO2 30.6 (µg/m3)
CO 0.16 (mg/m3)
NO2 23.21 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 21:02:27
PM - 2.5 34 (µg/m3)
PM - 10 120 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.28 (mg/m3)
NO2 9.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
17-04-2026 21:02:31
PM - 2.5 120.44 (µg/m3)
PM - 10 293 (µg/m3)
SO2 18.17 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 21:00:11
PM - 2.5 2.37 (µg/m3)
PM - 10 (µg/m3)
SO2 5.45 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 21:02:16
PM - 2.5 36 (µg/m3)
PM - 10 71 (µg/m3)
SO2 10.6 (µg/m3)
CO 0.53 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
17-04-2026 21:02:29
PM - 2.5 25.26 (µg/m3)
PM - 10 171.99 (µg/m3)
SO2 11.64 (µg/m3)
CO 2.97 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 21:02:38
PM - 2.5 87.05 (µg/m3)
PM - 10 177.7 (µg/m3)
SO2 20.93 (µg/m3)
CO 2.73 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 21:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 984.4 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 21:02:33
PM - 2.5 172 (µg/m3)
PM - 10 541.9 (µg/m3)
SO2 16.62 (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
17-04-2026 21:02:35
PM - 2.5 128.38 (µg/m3)
PM - 10 466.78 (µg/m3)
SO2 24.03 (µg/m3)
CO 2.62 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 21:02:25
PM - 2.5 30.97 (µg/m3)
PM - 10 47.65 (µg/m3)
SO2 6.24 (µg/m3)
CO 0.71 (mg/m3)
NO2 1.88 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 20:48:16
PM - 2.5 61.93 (µg/m3)
PM - 10 106.78 (µg/m3)
SO2 28.85 (µg/m3)
CO 3.50 (mg/m3)
NO2 33.62 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 21:00:21
PM - 2.5 49.7 (µg/m3)
PM - 10 145.3 (µg/m3)
SO2 .48 (µg/m3)
CO 0.06 (mg/m3)
NO2 1.77 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 20:52:04
PM - 2.5 50.9 (µg/m3)
PM - 10 104.92 (µg/m3)
SO2 19.48 (µg/m3)
CO 0.63 (mg/m3)
NO2 10.87 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 20:48:53
PM - 2.5 57.81 (µg/m3)
PM - 10 97.76 (µg/m3)
SO2 11.81 (µg/m3)
CO 0.66 (mg/m3)
NO2 6.08 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
17-04-2026 21:01:20
PM - 2.5 37.07 (µg/m3)
PM - 10 58.35 (µg/m3)
SO2 5.63 (µg/m3)
CO 0.45 (mg/m3)
NO2 16.77 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 21:02:30
PM - 2.5 66 (µg/m3)
PM - 10 118 (µg/m3)
SO2 10.6 (µg/m3)
CO 0.38 (mg/m3)
NO2 11.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 21:00:19
PM - 2.5 58.68 (µg/m3)
PM - 10 (µg/m3)
SO2 55.35 (µg/m3)
CO 0.51 (mg/m3)
NO2 94.02 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 21:02:25
PM - 2.5 164.02 (µg/m3)
PM - 10 211.45 (µg/m3)
SO2 27.61 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
17-04-2026 21:02:36
PM - 2.5 55.18 (µg/m3)
PM - 10 108.62 (µg/m3)
SO2 18.83 (µg/m3)
CO 2.05 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 21:00:30
PM - 2.5 24.02 (µg/m3)
PM - 10 89.62 (µg/m3)
SO2 30.6 (µg/m3)
CO 0.16 (mg/m3)
NO2 23.21 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 21:02:27
PM - 2.5 34 (µg/m3)
PM - 10 120 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.28 (mg/m3)
NO2 9.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
17-04-2026 21:02:31
PM - 2.5 120.44 (µg/m3)
PM - 10 293 (µg/m3)
SO2 18.17 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 21:00:11
PM - 2.5 2.37 (µg/m3)
PM - 10 (µg/m3)
SO2 5.45 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 21:02:16
PM - 2.5 36 (µg/m3)
PM - 10 71 (µg/m3)
SO2 10.6 (µg/m3)
CO 0.53 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
17-04-2026 21:02:29
PM - 2.5 25.26 (µg/m3)
PM - 10 171.99 (µg/m3)
SO2 11.64 (µg/m3)
CO 2.97 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 21:02:38
PM - 2.5 87.05 (µg/m3)
PM - 10 177.7 (µg/m3)
SO2 20.93 (µg/m3)
CO 2.73 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 21:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 984.4 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 21:02:33
PM - 2.5 172 (µg/m3)
PM - 10 541.9 (µg/m3)
SO2 16.62 (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
17-04-2026 21:02:35
PM - 2.5 128.38 (µg/m3)
PM - 10 466.78 (µg/m3)
SO2 24.03 (µg/m3)
CO 2.62 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 21:02:25
PM - 2.5 30.97 (µg/m3)
PM - 10 47.65 (µg/m3)
SO2 6.24 (µg/m3)
CO 0.71 (mg/m3)
NO2 1.88 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 20:48:16
PM - 2.5 61.93 (µg/m3)
PM - 10 106.78 (µg/m3)
SO2 28.85 (µg/m3)
CO 3.50 (mg/m3)
NO2 33.62 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 21:00:21
PM - 2.5 49.7 (µg/m3)
PM - 10 145.3 (µg/m3)
SO2 .48 (µg/m3)
CO 0.06 (mg/m3)
NO2 1.77 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 20:52:04
PM - 2.5 50.9 (µg/m3)
PM - 10 104.92 (µg/m3)
SO2 19.48 (µg/m3)
CO 0.63 (mg/m3)
NO2 10.87 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 20:48:53
PM - 2.5 57.81 (µg/m3)
PM - 10 97.76 (µg/m3)
SO2 11.81 (µg/m3)
CO 0.66 (mg/m3)
NO2 6.08 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
17-04-2026 21:01:20
PM - 2.5 37.07 (µg/m3)
PM - 10 58.35 (µg/m3)
SO2 5.63 (µg/m3)
CO 0.45 (mg/m3)
NO2 16.77 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 21:02:30
PM - 2.5 66 (µg/m3)
PM - 10 118 (µg/m3)
SO2 10.6 (µg/m3)
CO 0.38 (mg/m3)
NO2 11.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 21:00:19
PM - 2.5 58.68 (µg/m3)
PM - 10 (µg/m3)
SO2 55.35 (µg/m3)
CO 0.51 (mg/m3)
NO2 94.02 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 21:02:25
PM - 2.5 164.02 (µg/m3)
PM - 10 211.45 (µg/m3)
SO2 27.61 (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	254.84
17-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	126.11
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	147.93

1 - 3

CAAQMS Data

1 - 10 of 9,163

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	17-APR-2026 21:02	17-APR-2026 15:14	87.08	178.30	20.78	-	2.71	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 21:02	17-APR-2026 15:15	87.05	177.70	20.93	-	2.73	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 21:02	17-APR-2026 15:15	86.96	177.20	20.90	-	2.74	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 21:02	17-APR-2026 15:16	86.78	176.40	21.08	-	2.75	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 21:02	17-APR-2026 15:16	86.52	175.70	21.18	-	2.75	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 21:02	17-APR-2026 15:17	86.30	174.80	21.16	-	2.75	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 21:02	17-APR-2026 15:28	80.08	160.00	20.70	-	2.78	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	17-APR-2026 21:02	17-APR-2026 15:32	128.38	466.78	24.03	-	2.62	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 21:02	16-APR-2026 06:45	25.26	171.99	11.64	-	2.97	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	17-APR-2026 21:02	16-APR-2026 06:46	25.61	172.27	11.62	-	3.04	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 9,163

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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