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 08:57:22
PM - 2.5 47.91 (µg/m3)
PM - 10 39.31 (µg/m3)
SO2 29.04 (µg/m3)
CO 4.27 (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 08:57:01
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.24 (mg/m3)
NO2 16.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 08:57:13
PM - 2.5 91.58 (µg/m3)
PM - 10 266.31 (µg/m3)
SO2 16.68 (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 08:57:09
PM - 2.5 12 (µg/m3)
PM - 10 23 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.49 (mg/m3)
NO2 17.9 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 08:57:40
PM - 2.5 42 (µg/m3)
PM - 10 63 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.37 (mg/m3)
NO2 24.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 08:57:41
PM - 2.5 36.6 (µg/m3)
PM - 10 214.86 (µg/m3)
SO2 36.47 (µg/m3)
CO 3.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 08:57:16
PM - 2.5 41 (µg/m3)
PM - 10 102.9 (µg/m3)
SO2 21.93 (µg/m3)
CO 1.56 (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 08:57:36
PM - 2.5 91.08 (µg/m3)
PM - 10 267.5 (µg/m3)
SO2 15.48 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 08:57:32
PM - 2.5 70.83 (µg/m3)
PM - 10 198.97 (µg/m3)
SO2 28.86 (µg/m3)
CO 2.27 (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 08:57:31
PM - 2.5 29 (µg/m3)
PM - 10 49 (µg/m3)
SO2 10 (µg/m3)
CO 0.36 (mg/m3)
NO2 10.8 (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 08:57:32
PM - 2.5 61.81 (µg/m3)
PM - 10 94.21 (µg/m3)
SO2 54.81 (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 08:57:22
PM - 2.5 47.91 (µg/m3)
PM - 10 39.31 (µg/m3)
SO2 29.04 (µg/m3)
CO 4.27 (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 08:57:01
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.9 (µg/m3)
CO 0.24 (mg/m3)
NO2 16.2 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 08:57:13
PM - 2.5 91.58 (µg/m3)
PM - 10 266.31 (µg/m3)
SO2 16.68 (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 08:57:09
PM - 2.5 12 (µg/m3)
PM - 10 23 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.49 (mg/m3)
NO2 17.9 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
18-04-2026 08:57:40
PM - 2.5 42 (µg/m3)
PM - 10 63 (µg/m3)
SO2 5.3 (µg/m3)
CO 0.37 (mg/m3)
NO2 24.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 08:57:41
PM - 2.5 36.6 (µg/m3)
PM - 10 214.86 (µg/m3)
SO2 36.47 (µg/m3)
CO 3.18 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 08:57:16
PM - 2.5 41 (µg/m3)
PM - 10 102.9 (µg/m3)
SO2 21.93 (µg/m3)
CO 1.56 (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 08:57:36
PM - 2.5 91.08 (µg/m3)
PM - 10 267.5 (µg/m3)
SO2 15.48 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 08:57:32
PM - 2.5 70.83 (µg/m3)
PM - 10 198.97 (µg/m3)
SO2 28.86 (µg/m3)
CO 2.27 (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 08:57:31
PM - 2.5 29 (µg/m3)
PM - 10 49 (µg/m3)
SO2 10 (µg/m3)
CO 0.36 (mg/m3)
NO2 10.8 (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 08:57:32
PM - 2.5 61.81 (µg/m3)
PM - 10 94.21 (µg/m3)
SO2 54.81 (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	88.80
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	77.17

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	157.81
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	122.93
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	211.06

1 - 3

CAAQMS Data

1 - 10 of 3,356

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 08:57	18-APR-2026 03:26	36.60	214.86	36.47	-	3.18	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 08:57	18-APR-2026 03:27	70.83	198.97	28.86	-	2.27	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 08:57	18-APR-2026 03:23	41.00	102.90	21.93	-	1.56	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 08:57	18-APR-2026 03:25	36.67	216.11	35.77	-	3.19	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 08:57	18-APR-2026 03:26	71.32	200.57	27.73	-	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 08:56	18-APR-2026 03:23	40.66	102.80	22.02	-	1.55	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 08:56	18-APR-2026 03:25	36.67	217.29	35.44	-	3.22	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 08:56	18-APR-2026 03:26	71.47	202.03	26.24	-	2.27	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 08:56	18-APR-2026 03:22	40.31	102.60	21.86	-	1.55	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 08:56	18-APR-2026 03:24	36.71	218.71	35.25	-	3.23	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,356

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