Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 00:15:40
PM - 2.5 95.48 (µg/m3)
PM - 10 368.18 (µg/m3)
SO2 11 (µg/m3)
CO 3.52 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 00:15:28
PM - 2.5 28.47 (µg/m3)
PM - 10 98.83 (µg/m3)
SO2 24.6 (µg/m3)
CO 0.40 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 00:15:15
PM - 2.5 41 (µg/m3)
PM - 10 81 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.65 (mg/m3)
NO2 12.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 00:15:35
PM - 2.5 87.07 (µg/m3)
PM - 10 154.03 (µg/m3)
SO2 7.04 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 00:00:58
PM - 2.5 5.32 (µg/m3)
PM - 10 (µg/m3)
SO2 2.28 (µg/m3)
CO 0.00 (mg/m3)
NO2 982.26 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 00:15:04
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 11 (µg/m3)
CO 0.71 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 00:15:31
PM - 2.5 108.87 (µg/m3)
PM - 10 200.4 (µg/m3)
SO2 10.8 (µg/m3)
CO 3.28 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 00:15:38
PM - 2.5 59.59 (µg/m3)
PM - 10 131 (µg/m3)
SO2 18.44 (µg/m3)
CO 1.60 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 00:15:39
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 984.27 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 00:15:34
PM - 2.5 92.7 (µg/m3)
PM - 10 303.9 (µg/m3)
SO2 19.62 (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
18-04-2026 00:15:31
PM - 2.5 116.81 (µg/m3)
PM - 10 306.15 (µg/m3)
SO2 27.13 (µg/m3)
CO 2.74 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 00:15:13
PM - 2.5 24.09 (µg/m3)
PM - 10 104.27 (µg/m3)
SO2 4.93 (µg/m3)
CO 0.65 (mg/m3)
NO2 2.51 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 00:03:16
PM - 2.5 61.36 (µg/m3)
PM - 10 105.8 (µg/m3)
SO2 20.89 (µg/m3)
CO 3.38 (mg/m3)
NO2 33.63 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 00:07:03
PM - 2.5 .1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5 (µg/m3)
CO 0.45 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 00:03:53
PM - 2.5 54.3 (µg/m3)
PM - 10 92.38 (µg/m3)
SO2 10.86 (µg/m3)
CO 0.51 (mg/m3)
NO2 4.82 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 00:01:20
PM - 2.5 37.07 (µg/m3)
PM - 10 54.03 (µg/m3)
SO2 6.92 (µg/m3)
CO 0.41 (mg/m3)
NO2 17.22 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 00:15:33
PM - 2.5 56 (µg/m3)
PM - 10 98 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.72 (mg/m3)
NO2 10.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 00:15:02
PM - 2.5 15.45 (µg/m3)
PM - 10 (µg/m3)
SO2 12.36 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 00:15:28
PM - 2.5 124.29 (µg/m3)
PM - 10 238.63 (µg/m3)
SO2 228.15 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 00:15:40
PM - 2.5 95.48 (µg/m3)
PM - 10 368.18 (µg/m3)
SO2 11 (µg/m3)
CO 3.52 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 00:15:28
PM - 2.5 28.47 (µg/m3)
PM - 10 98.83 (µg/m3)
SO2 24.6 (µg/m3)
CO 0.40 (mg/m3)
NO2 16.23 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 00:15:15
PM - 2.5 41 (µg/m3)
PM - 10 81 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.65 (mg/m3)
NO2 12.6 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 00:15:35
PM - 2.5 87.07 (µg/m3)
PM - 10 154.03 (µg/m3)
SO2 7.04 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 00:00:58
PM - 2.5 5.32 (µg/m3)
PM - 10 (µg/m3)
SO2 2.28 (µg/m3)
CO 0.00 (mg/m3)
NO2 982.26 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 00:15:04
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 11 (µg/m3)
CO 0.71 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 00:15:31
PM - 2.5 108.87 (µg/m3)
PM - 10 200.4 (µg/m3)
SO2 10.8 (µg/m3)
CO 3.28 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 00:15:38
PM - 2.5 59.59 (µg/m3)
PM - 10 131 (µg/m3)
SO2 18.44 (µg/m3)
CO 1.60 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 00:15:39
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 984.27 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 00:15:34
PM - 2.5 92.7 (µg/m3)
PM - 10 303.9 (µg/m3)
SO2 19.62 (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
18-04-2026 00:15:31
PM - 2.5 116.81 (µg/m3)
PM - 10 306.15 (µg/m3)
SO2 27.13 (µg/m3)
CO 2.74 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 00:15:13
PM - 2.5 24.09 (µg/m3)
PM - 10 104.27 (µg/m3)
SO2 4.93 (µg/m3)
CO 0.65 (mg/m3)
NO2 2.51 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 00:03:16
PM - 2.5 61.36 (µg/m3)
PM - 10 105.8 (µg/m3)
SO2 20.89 (µg/m3)
CO 3.38 (mg/m3)
NO2 33.63 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 00:07:03
PM - 2.5 .1 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5 (µg/m3)
CO 0.45 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 00:03:53
PM - 2.5 54.3 (µg/m3)
PM - 10 92.38 (µg/m3)
SO2 10.86 (µg/m3)
CO 0.51 (mg/m3)
NO2 4.82 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 00:01:20
PM - 2.5 37.07 (µg/m3)
PM - 10 54.03 (µg/m3)
SO2 6.92 (µg/m3)
CO 0.41 (mg/m3)
NO2 17.22 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 00:15:33
PM - 2.5 56 (µg/m3)
PM - 10 98 (µg/m3)
SO2 10.5 (µg/m3)
CO 0.72 (mg/m3)
NO2 10.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 00:15:02
PM - 2.5 15.45 (µg/m3)
PM - 10 (µg/m3)
SO2 12.36 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 00:15:28
PM - 2.5 124.29 (µg/m3)
PM - 10 238.63 (µg/m3)
SO2 228.15 (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	106.82
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	62.06
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	121.39

1 - 3

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	212.46
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	145.85
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	322.30

1 - 3

CAAQMS Data

1 - 10 of 94

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 00:15	17-APR-2026 18:41	59.59	131.00	18.44	-	1.60	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 00:15	17-APR-2026 18:45	116.81	306.15	27.13	-	2.74	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 00:15	17-APR-2026 18:44	108.87	200.40	10.80	-	3.28	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 00:15	17-APR-2026 18:41	59.72	131.70	18.19	-	1.61	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 00:15	17-APR-2026 18:45	116.77	307.37	27.53	-	2.73	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	18-APR-2026 00:15	17-APR-2026 18:44	15.45	-	12.36	0.00	0.00	site_5592	Swan Environ
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 00:14	17-APR-2026 18:43	108.67	201.25	11.33	-	3.24	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 00:14	17-APR-2026 18:40	59.84	132.50	18.72	-	1.62	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 00:14	17-APR-2026 18:43	108.68	201.96	11.39	-	3.26	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 00:14	17-APR-2026 18:44	116.87	308.82	27.18	-	2.79	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 94

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