Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 18:15:33
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 19.07 (µg/m3)
CO 4.82 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 18:01:00
PM - 2.5 21.57 (µg/m3)
PM - 10 43.25 (µg/m3)
SO2 44.04 (µg/m3)
CO 0.06 (mg/m3)
NO2 4.11 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 18:15:09
PM - 2.5 32 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.24 (mg/m3)
NO2 39.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 18:15:25
PM - 2.5 61.68 (µg/m3)
PM - 10 118.64 (µg/m3)
SO2 11.99 (µg/m3)
CO 0.91 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 18:15:08
PM - 2.5 2.36 (µg/m3)
PM - 10 (µg/m3)
SO2 5.56 (µg/m3)
CO ##### (mg/m3)
NO2 .32 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 18:15:49
PM - 2.5 34 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.6 (µg/m3)
CO 0.76 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 18:15:25
PM - 2.5 30 (µg/m3)
PM - 10 44 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.30 (mg/m3)
NO2 23.1 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 18:15:46
PM - 2.5 94.46 (µg/m3)
PM - 10 572.39 (µg/m3)
SO2 7.43 (µg/m3)
CO 3.04 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 18:15:28
PM - 2.5 38.67 (µg/m3)
PM - 10 115.4 (µg/m3)
SO2 18.25 (µg/m3)
CO 1.07 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 18:15:40
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.53 (mg/m3)
NO2 76.67 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 18:15:35
PM - 2.5 66.36 (µg/m3)
PM - 10 533 (µg/m3)
SO2 14.05 (µg/m3)
CO 0.54 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 18:15:20
PM - 2.5 153.32 (µg/m3)
PM - 10 518.18 (µg/m3)
SO2 24.96 (µg/m3)
CO 1.81 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 18:03:19
PM - 2.5 70.8 (µg/m3)
PM - 10 122.06 (µg/m3)
SO2 29.22 (µg/m3)
CO 3.94 (mg/m3)
NO2 33.69 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 18:15:45
PM - 2.5 69.6 (µg/m3)
PM - 10 104.4 (µg/m3)
SO2 .74 (µg/m3)
CO 0.44 (mg/m3)
NO2 1.35 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 18:07:04
PM - 2.5 47.9 (µg/m3)
PM - 10 96.26 (µg/m3)
SO2 19.12 (µg/m3)
CO 0.57 (mg/m3)
NO2 9.99 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 18:04:04
PM - 2.5 51.55 (µg/m3)
PM - 10 88.16 (µg/m3)
SO2 10.12 (µg/m3)
CO 0.38 (mg/m3)
NO2 3.83 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 18:01:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 59.42 (µg/m3)
SO2 8.41 (µg/m3)
CO 0.51 (mg/m3)
NO2 16.92 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 18:15:27
PM - 2.5 43 (µg/m3)
PM - 10 77 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.41 (mg/m3)
NO2 10.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 18:15:47
PM - 2.5 29.17 (µg/m3)
PM - 10 (µg/m3)
SO2 26.04 (µg/m3)
CO 0.33 (mg/m3)
NO2 90 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 18:15:30
PM - 2.5 100.12 (µg/m3)
PM - 10 221.36 (µg/m3)
SO2 29.5 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 18:15:33
PM - 2.5 0 (µg/m3)
PM - 10 0 (µg/m3)
SO2 19.07 (µg/m3)
CO 4.82 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 18:01:00
PM - 2.5 21.57 (µg/m3)
PM - 10 43.25 (µg/m3)
SO2 44.04 (µg/m3)
CO 0.06 (mg/m3)
NO2 4.11 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 18:15:09
PM - 2.5 32 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.6 (µg/m3)
CO 0.24 (mg/m3)
NO2 39.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 18:15:25
PM - 2.5 61.68 (µg/m3)
PM - 10 118.64 (µg/m3)
SO2 11.99 (µg/m3)
CO 0.91 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 18:15:08
PM - 2.5 2.36 (µg/m3)
PM - 10 (µg/m3)
SO2 5.56 (µg/m3)
CO ##### (mg/m3)
NO2 .32 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 18:15:49
PM - 2.5 34 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.6 (µg/m3)
CO 0.76 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 18:15:25
PM - 2.5 30 (µg/m3)
PM - 10 44 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.30 (mg/m3)
NO2 23.1 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 18:15:46
PM - 2.5 94.46 (µg/m3)
PM - 10 572.39 (µg/m3)
SO2 7.43 (µg/m3)
CO 3.04 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 18:15:28
PM - 2.5 38.67 (µg/m3)
PM - 10 115.4 (µg/m3)
SO2 18.25 (µg/m3)
CO 1.07 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 18:15:40
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.53 (mg/m3)
NO2 76.67 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 18:15:35
PM - 2.5 66.36 (µg/m3)
PM - 10 533 (µg/m3)
SO2 14.05 (µg/m3)
CO 0.54 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 18:15:20
PM - 2.5 153.32 (µg/m3)
PM - 10 518.18 (µg/m3)
SO2 24.96 (µg/m3)
CO 1.81 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 18:03:19
PM - 2.5 70.8 (µg/m3)
PM - 10 122.06 (µg/m3)
SO2 29.22 (µg/m3)
CO 3.94 (mg/m3)
NO2 33.69 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 18:15:45
PM - 2.5 69.6 (µg/m3)
PM - 10 104.4 (µg/m3)
SO2 .74 (µg/m3)
CO 0.44 (mg/m3)
NO2 1.35 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 18:07:04
PM - 2.5 47.9 (µg/m3)
PM - 10 96.26 (µg/m3)
SO2 19.12 (µg/m3)
CO 0.57 (mg/m3)
NO2 9.99 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 18:04:04
PM - 2.5 51.55 (µg/m3)
PM - 10 88.16 (µg/m3)
SO2 10.12 (µg/m3)
CO 0.38 (mg/m3)
NO2 3.83 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 18:01:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 59.42 (µg/m3)
SO2 8.41 (µg/m3)
CO 0.51 (mg/m3)
NO2 16.92 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 18:15:27
PM - 2.5 43 (µg/m3)
PM - 10 77 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.41 (mg/m3)
NO2 10.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 18:15:47
PM - 2.5 29.17 (µg/m3)
PM - 10 (µg/m3)
SO2 26.04 (µg/m3)
CO 0.33 (mg/m3)
NO2 90 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 18:15:30
PM - 2.5 100.12 (µg/m3)
PM - 10 221.36 (µg/m3)
SO2 29.5 (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 Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	86.48
19-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	2,147,483.75

1 - 2

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	225.45
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	106.46
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	210.02

1 - 3

CAAQMS Data

1 - 10 of 6,681

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	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	19-APR-2026 18:15	19-APR-2026 12:45	29.17	-	26.04	90.00	0.33	site_5592	Swan Environ
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 18:15	19-APR-2026 12:44	94.46	572.39	7.43	-	3.04	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 18:15	19-APR-2026 12:41	38.67	115.40	18.25	-	1.07	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 18:15	19-APR-2026 12:45	153.32	518.18	24.96	-	1.81	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 18:15	19-APR-2026 12:43	94.75	570.31	7.53	-	3.05	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 18:14	19-APR-2026 12:41	38.10	112.70	18.56	-	1.07	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 18:14	19-APR-2026 12:44	152.87	511.20	24.84	-	1.82	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 18:14	19-APR-2026 12:43	95.12	567.99	7.41	-	3.03	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 18:14	19-APR-2026 12:40	37.63	110.00	18.31	-	1.06	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 18:14	19-APR-2026 12:42	95.24	565.88	7.28	-	3.08	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 6,681

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