Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 23:12:47
PM - 2.5 45.98 (µg/m3)
PM - 10 197.87 (µg/m3)
SO2 8.02 (µg/m3)
CO 5.13 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 23:00:17
PM - 2.5 23.83 (µg/m3)
PM - 10 54.56 (µg/m3)
SO2 32.32 (µg/m3)
CO 0.31 (mg/m3)
NO2 18.49 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 23:12:33
PM - 2.5 23 (µg/m3)
PM - 10 46 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.73 (mg/m3)
NO2 12.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 23:12:30
PM - 2.5 109.73 (µg/m3)
PM - 10 252.65 (µg/m3)
SO2 7.83 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 23:00:21
PM - 2.5 2.31 (µg/m3)
PM - 10 (µg/m3)
SO2 5.36 (µg/m3)
CO ##### (mg/m3)
NO2 .29 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 23:12:49
PM - 2.5 24 (µg/m3)
PM - 10 110 (µg/m3)
SO2 10 (µg/m3)
CO 0.82 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 23:12:50
PM - 2.5 28 (µg/m3)
PM - 10 42 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.35 (mg/m3)
NO2 25.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 23:12:25
PM - 2.5 48.97 (µg/m3)
PM - 10 278.97 (µg/m3)
SO2 25.45 (µg/m3)
CO 4.37 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 23:12:35
PM - 2.5 42.38 (µg/m3)
PM - 10 177.7 (µg/m3)
SO2 18.16 (µg/m3)
CO 1.51 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 23:12:43
PM - 2.5 125.77 (µg/m3)
PM - 10 276.58 (µg/m3)
SO2 17.92 (µg/m3)
CO 2.36 (mg/m3)
NO2 1.03 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 23:00:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 23:12:35
PM - 2.5 188.3 (µg/m3)
PM - 10 891.5 (µg/m3)
SO2 37.3 (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
18-04-2026 23:12:27
PM - 2.5 133.68 (µg/m3)
PM - 10 380.82 (µg/m3)
SO2 28.66 (µg/m3)
CO 2.98 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 23:03:17
PM - 2.5 71.48 (µg/m3)
PM - 10 123.24 (µg/m3)
SO2 26.9 (µg/m3)
CO 4.74 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 23:00:38
PM - 2.5 76.9 (µg/m3)
PM - 10 140.2 (µg/m3)
SO2 0 (µg/m3)
CO 1.34 (mg/m3)
NO2 1.79 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 23:07:04
PM - 2.5 34.1 (µg/m3)
PM - 10 55.92 (µg/m3)
SO2 17.42 (µg/m3)
CO 0.31 (mg/m3)
NO2 5.86 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 23:03:59
PM - 2.5 47.54 (µg/m3)
PM - 10 82 (µg/m3)
SO2 9.04 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.38 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 23:01:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 58.07 (µg/m3)
SO2 0 (µg/m3)
CO 0.50 (mg/m3)
NO2 16.58 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 23:12:27
PM - 2.5 38 (µg/m3)
PM - 10 67 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.45 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 23:00:05
PM - 2.5 30.84 (µg/m3)
PM - 10 (µg/m3)
SO2 27.42 (µg/m3)
CO 0.22 (mg/m3)
NO2 94.72 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 23:12:45
PM - 2.5 32.21 (µg/m3)
PM - 10 36.94 (µg/m3)
SO2 10.23 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 23:12:47
PM - 2.5 45.98 (µg/m3)
PM - 10 197.87 (µg/m3)
SO2 8.02 (µg/m3)
CO 5.13 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 23:00:17
PM - 2.5 23.83 (µg/m3)
PM - 10 54.56 (µg/m3)
SO2 32.32 (µg/m3)
CO 0.31 (mg/m3)
NO2 18.49 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 23:12:33
PM - 2.5 23 (µg/m3)
PM - 10 46 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.73 (mg/m3)
NO2 12.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 23:12:30
PM - 2.5 109.73 (µg/m3)
PM - 10 252.65 (µg/m3)
SO2 7.83 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 23:00:21
PM - 2.5 2.31 (µg/m3)
PM - 10 (µg/m3)
SO2 5.36 (µg/m3)
CO ##### (mg/m3)
NO2 .29 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 23:12:49
PM - 2.5 24 (µg/m3)
PM - 10 110 (µg/m3)
SO2 10 (µg/m3)
CO 0.82 (mg/m3)
NO2 17.5 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 23:12:50
PM - 2.5 28 (µg/m3)
PM - 10 42 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.35 (mg/m3)
NO2 25.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 23:12:25
PM - 2.5 48.97 (µg/m3)
PM - 10 278.97 (µg/m3)
SO2 25.45 (µg/m3)
CO 4.37 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 23:12:35
PM - 2.5 42.38 (µg/m3)
PM - 10 177.7 (µg/m3)
SO2 18.16 (µg/m3)
CO 1.51 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
18-04-2026 23:12:43
PM - 2.5 125.77 (µg/m3)
PM - 10 276.58 (µg/m3)
SO2 17.92 (µg/m3)
CO 2.36 (mg/m3)
NO2 1.03 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 23:00:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 23:12:35
PM - 2.5 188.3 (µg/m3)
PM - 10 891.5 (µg/m3)
SO2 37.3 (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
18-04-2026 23:12:27
PM - 2.5 133.68 (µg/m3)
PM - 10 380.82 (µg/m3)
SO2 28.66 (µg/m3)
CO 2.98 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 23:03:17
PM - 2.5 71.48 (µg/m3)
PM - 10 123.24 (µg/m3)
SO2 26.9 (µg/m3)
CO 4.74 (mg/m3)
NO2 33.64 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
18-04-2026 23:00:38
PM - 2.5 76.9 (µg/m3)
PM - 10 140.2 (µg/m3)
SO2 0 (µg/m3)
CO 1.34 (mg/m3)
NO2 1.79 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 23:07:04
PM - 2.5 34.1 (µg/m3)
PM - 10 55.92 (µg/m3)
SO2 17.42 (µg/m3)
CO 0.31 (mg/m3)
NO2 5.86 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 23:03:59
PM - 2.5 47.54 (µg/m3)
PM - 10 82 (µg/m3)
SO2 9.04 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.38 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 23:01:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 58.07 (µg/m3)
SO2 0 (µg/m3)
CO 0.50 (mg/m3)
NO2 16.58 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 23:12:27
PM - 2.5 38 (µg/m3)
PM - 10 67 (µg/m3)
SO2 10.1 (µg/m3)
CO 0.45 (mg/m3)
NO2 10.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 23:00:05
PM - 2.5 30.84 (µg/m3)
PM - 10 (µg/m3)
SO2 27.42 (µg/m3)
CO 0.22 (mg/m3)
NO2 94.72 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 23:12:45
PM - 2.5 32.21 (µg/m3)
PM - 10 36.94 (µg/m3)
SO2 10.23 (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)
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	90.08
18-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	222,187.93

1 - 2

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	177.49
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	122.22
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	236.44

1 - 3

CAAQMS Data

1 - 10 of 8,069

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	18-APR-2026 23:12	18-APR-2026 17:38	42.38	177.70	18.16	-	1.51	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	18-APR-2026 23:12	18-APR-2026 17:42	133.68	380.82	28.66	-	2.98	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 23:12	18-APR-2026 17:40	48.97	278.97	25.45	-	4.37	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 23:12	18-APR-2026 17:38	41.64	172.40	17.96	-	1.51	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	18-APR-2026 23:11	18-APR-2026 17:41	134.48	383.52	31.79	-	3.00	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 23:11	18-APR-2026 17:40	48.95	277.92	24.45	-	4.33	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 23:11	18-APR-2026 17:37	41.03	167.10	18.04	-	1.51	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	18-APR-2026 23:11	18-APR-2026 17:41	135.60	387.03	31.73	-	3.00	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 23:11	18-APR-2026 17:39	48.96	276.65	22.91	-	4.19	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 23:11	18-APR-2026 17:37	40.39	161.60	17.84	-	1.50	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 8,069

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