Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 08:46:26
PM - 2.5 22.28 (µg/m3)
PM - 10 34.93 (µg/m3)
SO2 32.95 (µg/m3)
CO 0.47 (mg/m3)
NO2 2.49 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 08:52:50
PM - 2.5 48.83 (µg/m3)
PM - 10 39.7 (µg/m3)
SO2 30.07 (µg/m3)
CO 3.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 08:45:09
PM - 2.5 25.78 (µg/m3)
PM - 10 72.97 (µg/m3)
SO2 12.01 (µg/m3)
CO 0.38 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 08:52:30
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.24 (mg/m3)
NO2 16.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 08:52:45
PM - 2.5 89.76 (µg/m3)
PM - 10 262.87 (µg/m3)
SO2 14.17 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 08:45:30
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.27 (µg/m3)
CO ##### (mg/m3)
NO2 .13 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 08:51:44
PM - 2.5 1 (µg/m3)
PM - 10 1 (µg/m3)
SO2 10.6 (µg/m3)
CO 0.64 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 08:52:40
PM - 2.5 40 (µg/m3)
PM - 10 61 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.37 (mg/m3)
NO2 25.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 08:53:09
PM - 2.5 36.11 (µg/m3)
PM - 10 224.42 (µg/m3)
SO2 34.19 (µg/m3)
CO 3.17 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 08:52:46
PM - 2.5 38.44 (µg/m3)
PM - 10 102.2 (µg/m3)
SO2 21.25 (µg/m3)
CO 1.54 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 08:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.70 (mg/m3)
NO2 346.39 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 08:53:06
PM - 2.5 88.89 (µg/m3)
PM - 10 256.8 (µg/m3)
SO2 18.34 (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 08:52:55
PM - 2.5 71 (µg/m3)
PM - 10 207.82 (µg/m3)
SO2 27.65 (µg/m3)
CO 2.33 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 08:48:18
PM - 2.5 358.53 (µg/m3)
PM - 10 618.16 (µg/m3)
SO2 136.44 (µg/m3)
CO 4.48 (mg/m3)
NO2 33.66 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 08:52:03
PM - 2.5 39.8 (µg/m3)
PM - 10 72.55 (µg/m3)
SO2 18.12 (µg/m3)
CO 0.42 (mg/m3)
NO2 7.56 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 08:48:56
PM - 2.5 50.88 (µg/m3)
PM - 10 87.13 (µg/m3)
SO2 9.94 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.59 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 08:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 59.29 (µg/m3)
SO2 6.79 (µg/m3)
CO 0.45 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 08:53:01
PM - 2.5 29 (µg/m3)
PM - 10 49 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.38 (mg/m3)
NO2 10.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 08:45:02
PM - 2.5 22.8 (µg/m3)
PM - 10 (µg/m3)
SO2 19.73 (µg/m3)
CO 0.48 (mg/m3)
NO2 118.44 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 08:53:04
PM - 2.5 57.72 (µg/m3)
PM - 10 91.09 (µg/m3)
SO2 54.04 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine
18-04-2026 08:46:26
PM - 2.5 22.28 (µg/m3)
PM - 10 34.93 (µg/m3)
SO2 32.95 (µg/m3)
CO 0.47 (mg/m3)
NO2 2.49 (µg/m3)
Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 08:52:50
PM - 2.5 48.83 (µg/m3)
PM - 10 39.7 (µg/m3)
SO2 30.07 (µg/m3)
CO 3.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 08:45:09
PM - 2.5 25.78 (µg/m3)
PM - 10 72.97 (µg/m3)
SO2 12.01 (µg/m3)
CO 0.38 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 08:52:30
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.8 (µg/m3)
CO 0.24 (mg/m3)
NO2 16.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 08:52:45
PM - 2.5 89.76 (µg/m3)
PM - 10 262.87 (µg/m3)
SO2 14.17 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 08:45:30
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.27 (µg/m3)
CO ##### (mg/m3)
NO2 .13 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 08:51:44
PM - 2.5 1 (µg/m3)
PM - 10 1 (µg/m3)
SO2 10.6 (µg/m3)
CO 0.64 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 08:52:40
PM - 2.5 40 (µg/m3)
PM - 10 61 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.37 (mg/m3)
NO2 25.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 08:53:09
PM - 2.5 36.11 (µg/m3)
PM - 10 224.42 (µg/m3)
SO2 34.19 (µg/m3)
CO 3.17 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 08:52:46
PM - 2.5 38.44 (µg/m3)
PM - 10 102.2 (µg/m3)
SO2 21.25 (µg/m3)
CO 1.54 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 08:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.70 (mg/m3)
NO2 346.39 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 08:53:06
PM - 2.5 88.89 (µg/m3)
PM - 10 256.8 (µg/m3)
SO2 18.34 (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 08:52:55
PM - 2.5 71 (µg/m3)
PM - 10 207.82 (µg/m3)
SO2 27.65 (µg/m3)
CO 2.33 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 08:48:18
PM - 2.5 358.53 (µg/m3)
PM - 10 618.16 (µg/m3)
SO2 136.44 (µg/m3)
CO 4.48 (mg/m3)
NO2 33.66 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 08:52:03
PM - 2.5 39.8 (µg/m3)
PM - 10 72.55 (µg/m3)
SO2 18.12 (µg/m3)
CO 0.42 (mg/m3)
NO2 7.56 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 08:48:56
PM - 2.5 50.88 (µg/m3)
PM - 10 87.13 (µg/m3)
SO2 9.94 (µg/m3)
CO 0.35 (mg/m3)
NO2 3.59 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 08:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 59.29 (µg/m3)
SO2 6.79 (µg/m3)
CO 0.45 (mg/m3)
NO2 16.7 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 08:53:01
PM - 2.5 29 (µg/m3)
PM - 10 49 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.38 (mg/m3)
NO2 10.7 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 08:45:02
PM - 2.5 22.8 (µg/m3)
PM - 10 (µg/m3)
SO2 19.73 (µg/m3)
CO 0.48 (mg/m3)
NO2 118.44 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 08:53:04
PM - 2.5 57.72 (µg/m3)
PM - 10 91.09 (µg/m3)
SO2 54.04 (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 Kanchan OC Coal Mine	60	89.25
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	77.22

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	157.29
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	123.11
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	211.12

1 - 3

CAAQMS Data

1 - 10 of 3,329

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	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 08:53	18-APR-2026 03:21	36.11	224.42	34.19	-	3.17	site_3509	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 08:52	18-APR-2026 03:22	71.00	207.82	27.65	-	2.33	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 08:52	18-APR-2026 03:19	38.44	102.20	21.25	-	1.54	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 08:52	18-APR-2026 03:21	36.09	225.04	34.78	-	3.31	site_3509	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 08:52	18-APR-2026 03:22	71.28	208.61	28.20	-	2.33	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 08:52	18-APR-2026 03:18	38.30	102.00	21.08	-	1.53	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 08:52	18-APR-2026 03:20	36.11	225.81	35.55	-	3.29	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Gevra , Chattisgarh	SECL GEVRA	18-APR-2026 08:52	18-APR-2026 08:45	39.80	72.55	18.12	7.56	0.42	site_	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 08:51	18-APR-2026 03:21	72.05	209.57	27.10	-	2.30	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 08:51	18-APR-2026 03:18	38.27	101.60	21.11	-	1.53	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,329

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