Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 03:19:52
PM - 2.5 43.97 (µg/m3)
PM - 10 272.25 (µg/m3)
SO2 29.1 (µg/m3)
CO 7.44 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 03:15:23
PM - 2.5 33.23 (µg/m3)
PM - 10 75.89 (µg/m3)
SO2 24.02 (µg/m3)
CO 0.43 (mg/m3)
NO2 10.06 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 03:20:03
PM - 2.5 31 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.88 (mg/m3)
NO2 13.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 03:20:07
PM - 2.5 54.51 (µg/m3)
PM - 10 131.06 (µg/m3)
SO2 12.46 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 03:15:12
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.24 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 03:19:37
PM - 2.5 29 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 1.10 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 03:19:55
PM - 2.5 16 (µg/m3)
PM - 10 25 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.32 (mg/m3)
NO2 24.5 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 03:20:02
PM - 2.5 73.55 (µg/m3)
PM - 10 106.16 (µg/m3)
SO2 8.29 (µg/m3)
CO 2.98 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 03:19:39
PM - 2.5 91.26 (µg/m3)
PM - 10 199.3 (µg/m3)
SO2 21.12 (µg/m3)
CO 3.54 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 03:19:48
PM - 2.5 64.94 (µg/m3)
PM - 10 186.02 (µg/m3)
SO2 17.81 (µg/m3)
CO 2.19 (mg/m3)
NO2 .83 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 03:15:51
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
19-04-2026 03:20:05
PM - 2.5 85.93 (µg/m3)
PM - 10 165.9 (µg/m3)
SO2 22.86 (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 03:20:02
PM - 2.5 115.64 (µg/m3)
PM - 10 260.87 (µg/m3)
SO2 29 (µg/m3)
CO 2.51 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 03:18:17
PM - 2.5 191.52 (µg/m3)
PM - 10 330.2 (µg/m3)
SO2 20.79 (µg/m3)
CO 4.64 (mg/m3)
NO2 33.65 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 03:15:29
PM - 2.5 60.3 (µg/m3)
PM - 10 98.4 (µg/m3)
SO2 0 (µg/m3)
CO 0.59 (mg/m3)
NO2 1.73 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 03:07:04
PM - 2.5 52.7 (µg/m3)
PM - 10 110.19 (µg/m3)
SO2 19.7 (µg/m3)
CO 0.66 (mg/m3)
NO2 11.41 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 03:19:01
PM - 2.5 49.56 (µg/m3)
PM - 10 85.1 (µg/m3)
SO2 9.58 (µg/m3)
CO 0.29 (mg/m3)
NO2 3.11 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 03:16:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 62.6 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 16.52 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 03:19:56
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.30 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 03:15:19
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 22.96 (µg/m3)
CO ##### (mg/m3)
NO2 .27 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 03:19:48
PM - 2.5 111.96 (µg/m3)
PM - 10 126.52 (µg/m3)
SO2 40.3 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 03:19:52
PM - 2.5 43.97 (µg/m3)
PM - 10 272.25 (µg/m3)
SO2 29.1 (µg/m3)
CO 7.44 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 03:15:23
PM - 2.5 33.23 (µg/m3)
PM - 10 75.89 (µg/m3)
SO2 24.02 (µg/m3)
CO 0.43 (mg/m3)
NO2 10.06 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 03:20:03
PM - 2.5 31 (µg/m3)
PM - 10 61 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.88 (mg/m3)
NO2 13.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 03:20:07
PM - 2.5 54.51 (µg/m3)
PM - 10 131.06 (µg/m3)
SO2 12.46 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 03:15:12
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.24 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 03:19:37
PM - 2.5 29 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.8 (µg/m3)
CO 1.10 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 03:19:55
PM - 2.5 16 (µg/m3)
PM - 10 25 (µg/m3)
SO2 5.1 (µg/m3)
CO 0.32 (mg/m3)
NO2 24.5 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 03:20:02
PM - 2.5 73.55 (µg/m3)
PM - 10 106.16 (µg/m3)
SO2 8.29 (µg/m3)
CO 2.98 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 03:19:39
PM - 2.5 91.26 (µg/m3)
PM - 10 199.3 (µg/m3)
SO2 21.12 (µg/m3)
CO 3.54 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 03:19:48
PM - 2.5 64.94 (µg/m3)
PM - 10 186.02 (µg/m3)
SO2 17.81 (µg/m3)
CO 2.19 (mg/m3)
NO2 .83 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 03:15:51
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
19-04-2026 03:20:05
PM - 2.5 85.93 (µg/m3)
PM - 10 165.9 (µg/m3)
SO2 22.86 (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 03:20:02
PM - 2.5 115.64 (µg/m3)
PM - 10 260.87 (µg/m3)
SO2 29 (µg/m3)
CO 2.51 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 03:18:17
PM - 2.5 191.52 (µg/m3)
PM - 10 330.2 (µg/m3)
SO2 20.79 (µg/m3)
CO 4.64 (mg/m3)
NO2 33.65 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 03:15:29
PM - 2.5 60.3 (µg/m3)
PM - 10 98.4 (µg/m3)
SO2 0 (µg/m3)
CO 0.59 (mg/m3)
NO2 1.73 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 03:07:04
PM - 2.5 52.7 (µg/m3)
PM - 10 110.19 (µg/m3)
SO2 19.7 (µg/m3)
CO 0.66 (mg/m3)
NO2 11.41 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 03:19:01
PM - 2.5 49.56 (µg/m3)
PM - 10 85.1 (µg/m3)
SO2 9.58 (µg/m3)
CO 0.29 (mg/m3)
NO2 3.11 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 03:16:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 62.6 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 16.52 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 03:19:56
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.30 (mg/m3)
NO2 10.3 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 03:15:19
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 22.96 (µg/m3)
CO ##### (mg/m3)
NO2 .27 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 03:19:48
PM - 2.5 111.96 (µg/m3)
PM - 10 126.52 (µg/m3)
SO2 40.3 (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	71.65
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	101.27
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	108.30
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	148.90
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	186.72
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	263.55

1 - 3

CAAQMS Data

1 - 10 of 1,230

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	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 03:20	18-APR-2026 21:50	115.64	260.87	29.00	-	2.51	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:20	18-APR-2026 21:48	73.55	106.16	8.29	-	2.98	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:19	18-APR-2026 21:45	91.26	199.30	21.12	-	3.54	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 03:19	18-APR-2026 21:49	115.27	258.77	27.80	-	2.47	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:19	18-APR-2026 21:48	73.82	106.69	8.09	-	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 03:19	18-APR-2026 21:45	91.61	200.20	20.69	-	3.54	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 03:19	18-APR-2026 21:47	73.90	107.00	8.13	-	3.04	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	19-APR-2026 03:19	19-APR-2026 03:15	49.56	85.10	9.58	3.11	0.29	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 03:18	18-APR-2026 21:48	114.81	256.76	28.01	-	2.48	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 03:18	18-APR-2026 21:44	91.82	200.80	20.04	-	3.56	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,230

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